name:-0.25046586990356
name:-0.26990509033203
name:-0.00050115585327148
BJ Services Company Patent Filings

BJ Services Company

Patent Applications and Registrations

Patent applications and USPTO patent grants for BJ Services Company.The latest application filed is for "light-weight proppant from heat-treated pumice".

Company Profile
0.200.179
  • BJ Services Company - Houston TX
  • BJ Services Company -
  • BJ SERVICES COMPANY - 4601 Westway Park Blvd. Houston TX
  • BJ SERVICES COMPANY - 5500 NW Central Drive Houston TX
  • BJ SERVICES COMPANY - 5500 Northwest Central Drive Houston TX
  • BJ Services Company - N/A
*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.
Trademarks
Patent Activity
PatentDate
Methods of making polyboronic compounds and compositions related thereto
Grant 8,389,763 - Sun , et al. March 5, 2
2013-03-05
Water Control Additive Compounds and Methods of Making and Using Same
App 20110114314 - Wang; Xiaolan ;   et al.
2011-05-19
Light-weight Proppant From Heat-treated Pumice
App 20110118155 - Pisklak; Thomas J. ;   et al.
2011-05-19
Thermophilic Mannanohydrolase and Fracturing Fluids Containing the Same
App 20110092397 - Armstrong; Charles David
2011-04-21
Apparatus And Method For Directionally Disposing A Flexible Member In A Pressurized Conduit
App 20110079402 - Darby; John Gregory ;   et al.
2011-04-07
Method of Treating Subterranean Formations with Carboxylated Guar Derivatives
App 20110015100 - Sun; Hong ;   et al.
2011-01-20
Hydraulic sleeve valve with position indication, alignment, and bypass
Grant 7,845,416 - Turner , et al. December 7, 2
2010-12-07
Apparatus, systems and methods for disconnecting an elongated member extending from a waterborne vessel
Grant 7,798,085 - Burnette September 21, 2
2010-09-21
Methods Of Making Polyboronic Compounds And Compositions Related Thereto
App 20100197966 - Sun; Hong ;   et al.
2010-08-05
Article And Method For Stabilizing A Rock Chip
App 20100186488 - Braun; Gerald E.
2010-07-29
Subsurface Safety Valve Flapper
App 20100175887 - Henschel; Robert C. ;   et al.
2010-07-15
Squeeze Process For Reactivation Of Well Treatment Fluids Containing A Water-Insoluble Adsorbent
App 20100175875 - Becker; Harold L. ;   et al.
2010-07-15
Methods For Cleaning Out Horizontal Wellbores Using Coiled Tubing
App 20100170676 - Misselbrook; John Gordon ;   et al.
2010-07-08
High temperature fluid test instrument
Grant 7,743,674 - Boncan , et al. June 29, 2
2010-06-29
Fluid Actuated Circulating Sub
App 20100155081 - Mondelli; Maximiliano ;   et al.
2010-06-24
Methods For Placing Multiple Stage Fractures In Wellbores
App 20100155065 - Misselbrook; John Gordon
2010-06-24
Method of isolating open perforations in horizontal wellbores using an ultra lightweight proppant
Grant 7,735,556 - Misselbrook , et al. June 15, 2
2010-06-15
Method of enhancing hydraulic fracturing using ultra lightweight proppants
Grant 7,726,399 - Brannon , et al. June 1, 2
2010-06-01
Method for treating subterranean formation with enhanced viscosity foam
Grant 7,718,582 - Le , et al. May 18, 2
2010-05-18
Method of Fracturing a Subterranean Formation at Optimized and Pre-determined Conditions
App 20100116500 - Brannon; Harold Dean
2010-05-13
Porous particulate materials and compositions thereof
Grant 7,713,918 - Stephenson , et al. May 11, 2
2010-05-11
Method for treating a subterranean formation with water-in-oil emulsion
Grant 7,712,533 - Qu , et al. May 11, 2
2010-05-11
Thermal insulation compositions containing organic solvent and gelling agent and methods of using the same
Grant 7,713,917 - Wang , et al. May 11, 2
2010-05-11
Polymers For Oilfield Applications
App 20100105580 - Becker; Harold L.
2010-04-29
Method of acid fracturing a sandstone formation
Grant 7,704,927 - Qu , et al. April 27, 2
2010-04-27
Systems And Methods For Injecting Or Retrieving Tubewire Into Or Out Of Coiled Tubing
App 20100096124 - Naumann; Andre J.
2010-04-22
Methods Of Making Polyboronic Compounds And Compositions Related Thereto
App 20100099913 - Sun; Hong ;   et al.
2010-04-22
Method for reducing fluid loss during hydraulic fracturing or sand control treatment
Grant 7,699,106 - Brannon , et al. April 20, 2
2010-04-20
Communication tool and method for a subsurface safety valve with communication component
Grant 7,694,740 - Mailand , et al. April 13, 2
2010-04-13
Apparatus And Methods For Allowing Fluid Flow Inside At Least One Screen And Outside A Pipe Disposed In A Well Bore
App 20100084133 - Weirich; John ;   et al.
2010-04-08
Methods of assembling well screens
Grant 7,690,097 - Cooper , et al. April 6, 2
2010-04-06
Method of repairing failed gravel packs
Grant 7,690,426 - Misselbrook April 6, 2
2010-04-06
Squeeze process for reactivation of well treatment fluids containing diatomaceous earth
Grant 7,686,081 - Becker March 30, 2
2010-03-30
System and method for stimulating multiple production zones in a wellbore
Grant 7,681,645 - McMillin , et al. March 23, 2
2010-03-23
Method of reclaiming brine solutions using an organic chelant
Grant 7,678,281 - Javora , et al. March 16, 2
2010-03-16
System and method for a low drag flotation system
Grant 7,677,322 - Jordan , et al. March 16, 2
2010-03-16
Method of reclaiming brine solutions using an organic chelant
Grant 7,674,384 - Javora , et al. March 9, 2
2010-03-09
Method of fracturing a subterranean formation at optimized and pre-determined conditions
Grant 7,669,655 - Brannon March 2, 2
2010-03-02
Method for Blending of Concentrations for Dilution on the Fly
App 20100046316 - Hughes; Ronnie D. ;   et al.
2010-02-25
Safety cement plug launch system
Grant 7,665,521 - Carlson February 23, 2
2010-02-23
Frangible flapper valve with hydraulic impact sleeve and method of breaking
Grant 7,665,528 - Ross , et al. February 23, 2
2010-02-23
Unidirectional Flow Device and Methods of Use
App 20100024889 - Walker; David Joseph ;   et al.
2010-02-04
Coiled tubing wellbore cleanout
Grant 7,655,096 - Walker , et al. February 2, 2
2010-02-02
Method of Increasing Lubricity of Brine-based Drilling Fluids and Completion Brines
App 20100016180 - Scoggins; William Chrys ;   et al.
2010-01-21
Self-sealing well cement composition
Grant 7,647,970 - Mueller , et al. January 19, 2
2010-01-19
System and method of cooling steam turbines
Grant 7,640,748 - Barber , et al. January 5, 2
2010-01-05
Surfactant based viscoelastic fluids
Grant 7,638,468 - Gupta , et al. December 29, 2
2009-12-29
Downhole Valve Actuation Methods and Apparatus
App 20090301732 - Turner; Dewayne McCoy ;   et al.
2009-12-10
Emulsion Breaker
App 20090298722 - Becker; Harold L.
2009-12-03
Method of using thermal insulation fluid containing hollow microspheres
Grant 7,625,845 - Wang , et al. December 1, 2
2009-12-01
Method of inhibiting corrosion in a conduit
Grant 7,624,805 - Hoppe , et al. December 1, 2
2009-12-01
Non-emulsifying anti-sludge composition for use in the acid treatment of hydrocarbon wells
Grant 7,622,429 - Knopp November 24, 2
2009-11-24
Radio And Microwave Treatment Of Oil Wells
App 20090283257 - Becker; Harold L.
2009-11-19
Method of foaming saturated or near saturated brines with synergistic mixtures
Grant 7,618,926 - Pakulski November 17, 2
2009-11-17
Fluid flow model and method of using the same
Grant 7,603,896 - Kalfayan , et al. October 20, 2
2009-10-20
Electrolocation Apparatus And Methods For Mapping From A Subterranean Well
App 20090256575 - Pisklak; Thomas J. ;   et al.
2009-10-15
Drillable bridge plug
Grant 7,600,572 - Slup , et al. October 13, 2
2009-10-13
Surfactants for hydrocarbon recovery
App 20090253595 - Qu; Qi ;   et al.
2009-10-08
Porous composites containing hydrocarbon-soluble well treatment agents and methods for using the same
Grant 7,598,209 - Kaufman , et al. October 6, 2
2009-10-06
Safety Valve Torsional Spring Assembly And Method
App 20090242209 - Mondelli; Maximiliano ;   et al.
2009-10-01
Methods For Allowing Multiple Fractures To Be Formed In A Subterranean Formation From An Open Hole Well
App 20090229821 - Misselbrook; John G. ;   et al.
2009-09-17
System and Method for Selectively Communicatable Hydraulic Nipples
App 20090229834 - Bolding; Jeffrey L. ;   et al.
2009-09-17
Well Treatment Compositions Containing Nitrate Brines and Method of Using Same
App 20090203554 - Monroe; Terry D. ;   et al.
2009-08-13
Method of treating a well with a gel stabilizer
Grant 7,572,757 - Gupta , et al. August 11, 2
2009-08-11
High Temperature Stabilizer For Well Treatment Fluids And Methods Of Using Same
App 20090192051 - Carman; Paul S.
2009-07-30
Compositions And Methods Of Treating High Temperature Subterranean Formations
App 20090192058 - Carman; Paul S. ;   et al.
2009-07-30
Composite low cycle fatigue coiled tubing connector
Grant 7,562,909 - Luft , et al. July 21, 2
2009-07-21
Non-Emulsifying Anti-Sludge Composition for Use in the Acid Treatment of Hydrocarbon Wells
App 20090181868 - Knopp; Malcolm Stuart
2009-07-16
Non-spherical Well Treating Particulates And Methods of Using the Same
App 20090178807 - Kaufman; Phillip B. ;   et al.
2009-07-16
Apparatus and method for delivering chemicals into an underground well
Grant 7,556,100 - Steiner July 7, 2
2009-07-07
Polysaccharide Containing Well Treatment Compositions and Methods of Using Same
App 20090149353 - Dajani; Ragheb B. ;   et al.
2009-06-11
Well Treatment Compositions Containing Hydratable Polyvinyl Alcohol and Methods of Using Same
App 20090149354 - Dajani; Ragheb B. ;   et al.
2009-06-11
Multi-zone, single trip well completion system and methods of use
Grant 7,543,647 - Walker June 9, 2
2009-06-09
Flow Restriction Apparatus And Methods
App 20090120647 - Turick; Daniel J. ;   et al.
2009-05-14
Acid Tunneling Bottom Hole Assembly And Method Utilizing Reversible Knuckle Joints
App 20090114449 - Misselbrook; John Gordon ;   et al.
2009-05-07
Method of Using Water-in-Oil Emulsion to Remove Oil Base or Synthetic Oil Base Filter Cake
App 20090114394 - Javora; Paul H. ;   et al.
2009-05-07
Structured composite compositions for treatment of subterranean wells
Grant 7,528,096 - Brannon , et al. May 5, 2
2009-05-05
Methods of Inhibiting and/or Preventing Corrosion in Oilfield Treatment Applications
App 20090105098 - Hoppe; Ronald L. ;   et al.
2009-04-23
Hydraulic sleeve valve with position indication, alignment, and bypass
Grant 7,520,333 - Turner , et al. April 21, 2
2009-04-21
Multiple dart drop circulating tool
Grant 7,520,336 - Mondelli , et al. April 21, 2
2009-04-21
Method of acidizing a subterranean formation with diverting foam or fluid
Grant 7,510,009 - Cawiezel , et al. March 31, 2
2009-03-31
Well Treatment Fluids Containing Nanoparticles and Methods of Using Same
App 20090082230 - Javora; Paul H. ;   et al.
2009-03-26
Upper-completion single trip system with hydraulic internal seal receptacle assembly
Grant 7,506,691 - Vilela , et al. March 24, 2
2009-03-24
Non-emulsifying anti-sludge composition for use in the acid treatment of hydrocarbon wells
Grant 7,507,695 - Knopp March 24, 2
2009-03-24
Method and composition for controlling inorganic fluoride scales
App 20090075844 - Ke; Mingjie ;   et al.
2009-03-19
Compositions for Treating a Well Penetrating a Subterranean Formation and Uses Thereof
App 20090075846 - Qu; Qi ;   et al.
2009-03-19
Step Ratchet Mechanism
App 20090065217 - ROSS; RICHARD J.
2009-03-12
Reclosable mechanical annular flow valve
Grant 7,497,265 - Ross , et al. March 3, 2
2009-03-03
Polymer shell encapsulated gas as a cement expansion additive
Grant 7,494,544 - Go Boncan February 24, 2
2009-02-24
Well treating compositions for slow release of treatment agents and methods of using the same
Grant 7,493,955 - Gupta , et al. February 24, 2
2009-02-24
Coated plastic beads and methods of using same to treat a wellbore or subterranean formation
Grant 7,494,711 - Kaufman , et al. February 24, 2
2009-02-24
Cellulosic Particulates and Method of Manufacture and Use Thereof
App 20090044942 - Gupta; D.V. Satyanarayana
2009-02-19
Method of inhibiting or controlling formation of inorganic scales
Grant 7,491,682 - Gupta , et al. February 17, 2
2009-02-17
Multi-zone, single trip well completion system and methods of use
Grant 7,490,669 - Walker , et al. February 17, 2
2009-02-17
Cementing compositions containing substantially spherical zeolite
Grant 7,485,185 - Di Lullo Arias , et al. February 3, 2
2009-02-03
Composition containing lonic liquid clay stabilizers and/or shale inhibitors and method of using the same
App 20090029880 - Berry; Sandra L. ;   et al.
2009-01-29
Method of inhibiting and/or preventing corrosion in oilfield treatment applications
Grant 7,481,276 - Hoppe , et al. January 27, 2
2009-01-27
Method of using water-in-oil emulsion to remove oil base or synthetic oil base filter cake
Grant 7,481,273 - Javora , et al. January 27, 2
2009-01-27
Frangible flapper valve with hydraulic impact sleeve
App 20090020290 - Ross; Richard J. ;   et al.
2009-01-22
Apparatus, Systems And Methods For Disconnecting An Elongated Member Extending From A Waterborne Vessel
App 20090020060 - Burnette; Blake
2009-01-22
Self centralizing non-rotational slip and cone system for downhole tools
Grant 7,475,736 - Lehr , et al. January 13, 2
2009-01-13
Method of treating well with foamed composition
Grant 7,475,730 - Brown , et al. January 13, 2
2009-01-13
Method of treating subterranean formations using mixed density proppants or sequential proppant stages
Grant 7,472,751 - Brannon , et al. January 6, 2
2009-01-06
Cementing system for wellbores
Grant 7,472,753 - Mondelli , et al. January 6, 2
2009-01-06
Wellhead Assembly and Method for An Injection Tubing String
App 20090000781 - Bolding; Jeffrey L.
2009-01-01
Method and Apparatus to Hydraulically Bypass a Well Tool
App 20080308268 - Hill, JR.; Thomas G. ;   et al.
2008-12-18
Fluid actuated circulating sub
App 20080302571 - Mondelli; Maximiliano ;   et al.
2008-12-11
Compositions for treating a well penetrating a subterranean formation and uses thereof
Grant 7,455,111 - Qu , et al. November 25, 2
2008-11-25
Method for fracture stimulating well bores
Grant 7,451,820 - Albers , et al. November 18, 2
2008-11-18
Step ratchet mechanism
Grant 7,448,591 - Ross November 11, 2
2008-11-11
Strength retrogression preventer
Grant 7,448,449 - Di Lullo Arias , et al. November 11, 2
2008-11-11
Acid tunneling bottom hole assembly
App 20080271925 - Misselbrook; John Gordon ;   et al.
2008-11-06
Method and composition for controlling corrosion in high density brines
App 20080274013 - Stevens; Richard F. ;   et al.
2008-11-06
System And Method For Spooling Coiled Tubing
App 20080265081 - Laun; Lyle Erwin ;   et al.
2008-10-30
Cement compositions useful in oil and gas wells
Grant 7,442,249 - Mueller October 28, 2
2008-10-28
Safety cement plug launch system
App 20080251249 - Carlson; Bradley T.
2008-10-16
Downhole Safety Valve Apparatus and Method
App 20080230231 - Bolding; Jeffrey L. ;   et al.
2008-09-25
Method of treating subterranean formations with porous particulate materials
Grant 7,426,961 - Stephenson , et al. September 23, 2
2008-09-23
Coiled Tubing Wellbore Cleanout
App 20080217019 - Walker; Scott A. ;   et al.
2008-09-11
Gelled emulsions and methods of using the same
App 20080217012 - Delorey; John Roland ;   et al.
2008-09-11
System and method for stimulating multiple production zones in a wellbore
App 20080210429 - McMillin; Bobby Frank ;   et al.
2008-09-04
Method of removing filter cake
App 20080210428 - Javora; Paul H. ;   et al.
2008-09-04
Downhole Safety Valve Apparatus and Method
App 20080210438 - Bolding; Jeffrey L. ;   et al.
2008-09-04
Low density, high yield cement slurry formulation and method of using the same
App 20080202752 - Lopez; Enrique ;   et al.
2008-08-28
Radial Indexing Communication Tool And Method For Subsurface Safety Valve With Communication Component
App 20080190623 - Mailand; Jason C. ;   et al.
2008-08-14
Methods and compositions for improved stimulation of permeable subterranean reservoirs
App 20080190619 - Brannon; Harold Dean ;   et al.
2008-08-14
Method of fracturing a subterranean formation at optimized and pre-determined conditions
App 20080190603 - Brannon; Harold Dean
2008-08-14
Dual purpose blow out preventer
Grant 7,410,003 - Ravensbergen , et al. August 12, 2
2008-08-12
System And Method For A Low Drag Flotation System
App 20080185157 - Jordan; Andrew K. ;   et al.
2008-08-07
Well Treating Agents of Metallic Spheres and Methods of Using the Same
App 20080179057 - Dawson; Jeffrey C.
2008-07-31
Fracture Acidizing Method Utilitzing Reactive Fluids and Deformable Particulates
App 20080182761 - Stephenson; Christopher John ;   et al.
2008-07-31
Mill And Method For Drilling Composite Bridge Plugs
App 20080173453 - Misselbrook; John Gordon
2008-07-24
Well Treatment Fluid Containing Viscoelastic Surfactant and Viscosification Activator
App 20080176773 - Wheeler; Richard S. ;   et al.
2008-07-24
Wellhead Assembly And Method For An Injection Tubing String
App 20080169097 - Bolding; Jeffrey L. ;   et al.
2008-07-17
Method and Apparatus for Fluid Bypass of a Well Tool
App 20080169106 - Hill; Thomas G ;   et al.
2008-07-17
Method for inhibiting or controlling inorganic scale formations with copolymers of acrylamide and quaternary ammonium salts
Grant 7,398,824 - Wang , et al. July 15, 2
2008-07-15
Downhole Safety Valve Apparatus and Method
App 20080164035 - Bolding; Jeffrey L. ;   et al.
2008-07-10
Method of treating a subterranean formation with an oil-based composition containing a polysaccharide-based water-superabsorbent material
Grant 7,395,863 - Wang , et al. July 8, 2
2008-07-08
Combination jar and disconnect tool
Grant 7,395,862 - Ross , et al. July 8, 2
2008-07-08
Method of treating an oil or gas well with biodegradable low toxicity fluid system
Grant 7,392,844 - Berry , et al. July 1, 2
2008-07-01
Method of treating oil or gas well with biodegradable emulsion
Grant 7,392,845 - Berry , et al. July 1, 2
2008-07-01
Cross-over tool
Grant 7,383,884 - Turner , et al. June 10, 2
2008-06-10
Coiled tubing wellbore cleanout
Grant 7,377,283 - Walker , et al. May 27, 2
2008-05-27
Method of cementing using polymeric retarder
App 20080115938 - Bray; Windal S.
2008-05-22
Method of using thermal insulation fluid containing hollow microspheres
App 20080113883 - Wang; Xiaolan ;   et al.
2008-05-15
Method of Stimulating Oil and Gas Wells Using Deformable Proppants
App 20080110623 - Brannon; Harold Dean ;   et al.
2008-05-15
Use of anionic surfactants as hydration aid for fracturing fluids
App 20080108522 - Carman; Paul Scott
2008-05-08
Self-sealing Well Cement Composition
App 20080099203 - Mueller; Dan Thomas ;   et al.
2008-05-01
Well treating compositions containing water-superabsorbent polymers and method of using the same
App 20080085843 - Wang; Xiaolan ;   et al.
2008-04-10
Downhole oilfield erosion protection by using diamond
Grant 7,347,259 - Ravensbergen , et al. March 25, 2
2008-03-25
Method of forming temporary blocking gel containing guar derivative
Grant 7,347,265 - Monroe , et al. March 25, 2
2008-03-25
Low density cements for use in cementing operations
App 20080066654 - Fraser; Michael
2008-03-20
Low density cements for use in cementing operations
App 20080066655 - Fraser; Michael
2008-03-20
Annular fracturing combo service tool
App 20080066917 - Lehr; Douglas J. ;   et al.
2008-03-20
Scavenging hydrogen sulfide and/or mercaptans from fluid and gas streams
App 20080053920 - Pakulski; Marek K. ;   et al.
2008-03-06
Method and apparatus for retaining a soft seal in an integrated flapper mount, hard seat, spring housing surface controlled subsurface safety valve
App 20080047713 - Henschel; Robert C. ;   et al.
2008-02-28
Horizontal single trip system with rotating jetting tool
Grant 7,331,388 - Vilela , et al. February 19, 2
2008-02-19
Method of treating subterranean formations using mixed density proppants or sequential proppant stages
App 20080032898 - Brannon; Harold Dean ;   et al.
2008-02-07
Well service fluid and method of making and using the same
Grant 7,326,670 - DiLullo , et al. February 5, 2
2008-02-05
Apparatus and method for delivering chemicals into an underground well
App 20080023203 - Steiner; William H.
2008-01-31
Method of stimulating oil and gas wells using deformable proppants
Grant 7,322,411 - Brannon , et al. January 29, 2
2008-01-29
Well treating compositions containing water superabsorbent material and method of using the same
Grant 7,316,275 - Wang , et al. January 8, 2
2008-01-08
Method of repairing failed gravel packs
App 20080000636 - Misselbrook; John
2008-01-03
Wireline slip hanging bypass assembly and method
App 20080000642 - Mailand; Jason C. ;   et al.
2008-01-03
Encapsulated back-up system for use with seal system
App 20070290454 - Garrison; Hubert F. ;   et al.
2007-12-20
Methods of using crosslinkable compositions
Grant 7,306,039 - Wang , et al. December 11, 2
2007-12-11
Interventionless oil tool actuator with floating piston and method of use
Grant 7,303,020 - Bishop , et al. December 4, 2
2007-12-04
Method of acidizing a subterranean formation with diverting foam or fluid
Grant 7,303,018 - Cawiezel , et al. December 4, 2
2007-12-04
Aqueous alcohol well treatment fluid and method of using the same
App 20070270316 - El Shaari; Nabil A. ;   et al.
2007-11-22
Casing alignment tool
Grant 7,296,632 - Barker , et al. November 20, 2
2007-11-20
Method of inhibiting and/or preventing corrosion in oilfield treatment applications
App 20070261853 - Hoppe; Ronald L. ;   et al.
2007-11-15
Compositions for treating a well penetrating a subterranean formation and uses thereof
App 20070265171 - Javora; Paul H. ;   et al.
2007-11-15
Thermal insulation compositions containing organic solvent and gelling agent and methods of using the same
App 20070259791 - Wang; Xiaolan ;   et al.
2007-11-08
Density measuring apparatus containing a densimeter and a method of using the same in a pipeline
Grant 7,290,447 - Burnette , et al. November 6, 2
2007-11-06
Apparatus and methods for limiting debris flow back into an underground base pipe of an injection well
App 20070246226 - Macias; James Raymond ;   et al.
2007-10-25
Isolation System Comprising A Plug And A Circulation Valve And Method Of Use
App 20070246216 - Turner; Dewayne M.
2007-10-25
Method of treating oil or gas well with biodegradable emulsion
App 20070225174 - Berry; Sandra L. ;   et al.
2007-09-27
Apparatus to allow a coiled tubing tractor to traverse a horizontal wellbore
Grant 7,273,108 - Misselbrook September 25, 2
2007-09-25
Scaling inhibitors and method for using the same in high density brines
Grant 7,270,180 - Ke , et al. September 18, 2
2007-09-18
Method of using lightweight polyamides in hydraulic fracturing and sand control operations
App 20070209795 - Gupta; D. V. Satyanarayana
2007-09-13
Curable resin coated low apparent specific gravity beads and method of using the same
App 20070209794 - Kaufman; Phillip B. ;   et al.
2007-09-13
Method of scavenging hydrogen sulfide and/or mercaptans from fluid and gas streams
Grant 7,264,786 - Pakulski , et al. September 4, 2
2007-09-04
Method of hydraulic fracturing to reduce unwanted water productions
App 20070193746 - Brannon; Harold Dean ;   et al.
2007-08-23
Method and apparatus to complete a well having tubing inserted through a valve
App 20070187114 - Smith; David Randolph ;   et al.
2007-08-16
Apparatus and method for dewatering low pressure gradient gas wells
App 20070187111 - Misselbrook; John Gordon ;   et al.
2007-08-16
Drillable bridge plug
Grant 7,255,178 - Slup , et al. August 14, 2
2007-08-14
Scaling Inhibitors And Method For Using The Same In High Density Brines
App 20070175635 - Ke; Mingjie ;   et al.
2007-08-02
Release tool for coiled tubing
Grant 7,249,633 - Ravensbergen , et al. July 31, 2
2007-07-31
Porous composites containing hydrocarbon-soluble well treatment agents and methods for using the same
App 20070173417 - Kaufman; Philip B. ;   et al.
2007-07-26
Stabilization of methyl butynol in hydrochloric acid systems
App 20070173415 - Knopp; Malcolm Stuart
2007-07-26
Compositions containing a buffer and a peroxide or peracid useful for treating wells
App 20070163779 - Rae; Philip J. ;   et al.
2007-07-19
Method of using water-superabsorbent polymer in production tubing and pipes
App 20070167542 - Lopez; Cristian A. ;   et al.
2007-07-19
Multi-zone, Single Trip Well Completion System And Methods Of Use
App 20070163781 - Walker; David J.
2007-07-19
Isolation assembly for coiled tubing
Grant 7,243,727 - Tudor , et al. July 17, 2
2007-07-17
Method of reclaiming brine solutions using an organic chelant
App 20070138101 - Javora; Paul H. ;   et al.
2007-06-21
Method of treating an oil or gas well with biodegradable low toxicity fluid system
Grant 7,231,976 - Berry , et al. June 19, 2
2007-06-19
Compositions for treating a well penetrating a subterranean formation and uses thereof
App 20070135310 - Qu; Qi ;   et al.
2007-06-14
Method of reclaiming brine solutions using an organic chelant
App 20070131623 - Javora; Paul H. ;   et al.
2007-06-14
Method and apparatus to complete a well having tubing inserted through a valve
Grant 7,219,742 - Smith , et al. May 22, 2
2007-05-22
Process of diverting stimulation fluids
Grant 7,220,709 - Qu , et al. May 22, 2
2007-05-22
Self centralizing non-rotational slip and cone system for downhole tools
App 20070102165 - Slup; Gabriel A. ;   et al.
2007-05-10
Methods and compositions for introducing conductive channels into a hydraulic fracturing treatment
Grant 7,213,651 - Brannon , et al. May 8, 2
2007-05-08
Isolation system comprising a plug and a circulation valve and method of use
Grant 7,210,535 - Turner May 1, 2
2007-05-01
Method of treatment subterranean formations using multiple proppant stages or mixed proppants
Grant 7,210,528 - Brannon , et al. May 1, 2
2007-05-01
Non-emulsifying anti-sludge composition for use in the acid treatment of hydrocarbon wells
App 20070093394 - Knopp; Malcolm Stuart
2007-04-26
Method of hydraulic fracturing to reduce unwanted water production
Grant 7,207,386 - Brannon , et al. April 24, 2
2007-04-24
Storable fracturing suspensions containing ultra lightweight proppants in xanthan based carriers and methods of using the same
App 20070087941 - Cawiezel; Kay E.
2007-04-19
Method of using viscoelastic vesicular fluids to enhance productivity of formations
App 20070087940 - Qu; Qi ;   et al.
2007-04-19
Safety tank level gauging system
App 20070084283 - Carlson; Bradley T. ;   et al.
2007-04-19
Well treatment method using fluid containing lactic acid or salt thereof
Grant 7,205,264 - Boles April 17, 2
2007-04-17
Washpipeless isolation strings and methods for isolation with object holding service tool
Grant 7,201,232 - Turner , et al. April 10, 2
2007-04-10
Method and composition for treating a subterranean formation with splittable foams
Grant 7,201,227 - Gupta , et al. April 10, 2
2007-04-10
Double-pin radial flow valve
Grant 7,198,109 - Turner , et al. April 3, 2
2007-04-03
Fluid flow model and method of using the same
App 20070062273 - Kalfayan; Leonard J. ;   et al.
2007-03-22
Testing apparatus and method of deriving Young's modulus from tensile stress/strain relationships
Grant 7,191,663 - Go Boncan , et al. March 20, 2
2007-03-20
Cement compositions useful in oil and gas wells
App 20070056477 - Mueller; Dan T.
2007-03-15
Method for displacing oil base drilling muds and/or residues from oil base drilling mud using water-in-oil emulsion
Grant 7,188,676 - Qu , et al. March 13, 2
2007-03-13
Environmentally friendly defoamer
App 20070054968 - Scoggins; William Chrys
2007-03-08
Pour point reduction and paraffin deposition reduction by use of imidazolines
App 20070051033 - Martin; Richard L. ;   et al.
2007-03-08
Methods and compositions for improving hydrocarbon recovery by water flood intervention
App 20070039732 - Dawson; Jeffrey C. ;   et al.
2007-02-22
Strength retrogression preventer
App 20070039734 - Di Lullo Arias; Gino F. ;   et al.
2007-02-22
Cementing compositions containing substantially spherical zeolite
App 20070029088 - Di Lullo Arias; Gino F. ;   et al.
2007-02-08
Method and apparatus for carbon dioxide accelerated unit cooldown
Grant 7,171,814 - Ingham , et al. February 6, 2
2007-02-06
Apparatus to allow a coiled tubing tractor to traverse a horizontal wellbore
Grant 7,172,026 - Misselbrook February 6, 2
2007-02-06
Gravity valve for a downhole tool
Grant 7,163,066 - Lehr January 16, 2
2007-01-16
Method for inhibiting or controlling inorganic scale formations
Grant 7,159,655 - Ke , et al. January 9, 2
2007-01-09
Isolation assembly for coiled tubing
App 20070000665 - Tudor; Eric Hughson ;   et al.
2007-01-04
Cement compositions useful in oil and gas wells
Grant 7,156,173 - Mueller January 2, 2
2007-01-02
Compositions containing a buffer and a peroxide or peracid useful for treating wells
Grant 7,156,178 - Rae , et al. January 2, 2
2007-01-02
Low residue well treatment fluids and methods of use
Grant 7,151,076 - Qu , et al. December 19, 2
2006-12-19
Bi-directional ball seat system and method
Grant 7,150,326 - Bishop , et al. December 19, 2
2006-12-19
Testing apparatus and method of deriving young's modulus from tensile stress/strain relationships
App 20060278024 - Boncan; Virgilio Go ;   et al.
2006-12-14
Method of using viscoelastic vesicular fluids to enhance productivity of formations
Grant 7,144,844 - Qu , et al. December 5, 2
2006-12-05
Method of reclaiming brine solutions using an organic chelant
Grant 7,144,512 - Qu , et al. December 5, 2
2006-12-05
Corrosion inhibitor intensifier and method of using the same
App 20060264335 - Penna; Adauto ;   et al.
2006-11-23
Non-damaging fracturing fluids and methods for their use
App 20060264334 - Gupta; D.V. Satyanarayana ;   et al.
2006-11-23
Method of cementing a well using composition containing zeolite
Grant 7,137,448 - Di Lullo Arias , et al. November 21, 2
2006-11-21
Structured composite compositions for treatment of subterranean wells
App 20060258546 - Brannon; Harold Dean ;   et al.
2006-11-16
Isolation assembly for coiled tubing
Grant 7,134,488 - Tudor , et al. November 14, 2
2006-11-14
Method of completing a well with hydrate inhibitors
App 20060223713 - Pakulski; Marek K. ;   et al.
2006-10-05
Conductor torquing system
Grant 7,114,234 - Penman , et al. October 3, 2
2006-10-03
Acid diverting system containing quaternary amine
Grant 7,115,546 - Qu , et al. October 3, 2
2006-10-03
Bi-directional ball seat system and method
App 20060213670 - Bishop; Floyd Romaine ;   et al.
2006-09-28
Well treating compositions containing water superabsorbent material and method of using the same
App 20060211580 - Wang; Xiaolan ;   et al.
2006-09-21
Apparatus and method for downhole fluid phase separation
Grant RE39,292 - Latos , et al. September 19, 2
2006-09-19
Method And Apparatus For Through Rotary Sub-sea Pile-driving
App 20060188343 - Bell; Douglas B. ;   et al.
2006-08-24
Flow control valve and method of controlling rotation in a downhole tool
Grant 7,086,486 - Ravensbergen , et al. August 8, 2
2006-08-08
Increasing reaction efficiency of acetic acid
Grant 7,086,469 - Metcalf , et al. August 8, 2
2006-08-08
Interventionless oil tool actuator with floating piston
App 20060169462 - Bishop; Floyd Romaine ;   et al.
2006-08-03
Conductor torquing system
Grant 7,076,852 - Penman , et al. July 18, 2
2006-07-18
Method of stimulating oil and gas wells using deformable proppants
App 20060151170 - Brannon; Harold Dean ;   et al.
2006-07-13
Apparatus and method of detecting interfaces between well fluids
Grant 7,066,256 - Dillenbeck , et al. June 27, 2
2006-06-27
Well stimulation compositions
Grant 7,067,459 - Pakulski , et al. June 27, 2
2006-06-27
Compression pipe repairing and reinforcing methods
Grant 7,066,210 - Kakoschke , et al. June 27, 2
2006-06-27
Matrix treatment of damaged sandstone formations using buffered HF-acidizing solutions
App 20060131022 - Rae; Philip James ;   et al.
2006-06-22
Methods and compositions for thermal insulation
App 20060131536 - Qu; Qi ;   et al.
2006-06-22
Method and composition for treating a subterranean formation with splittable foams
App 20060131021 - Gupta; D.V. Satyanarayana ;   et al.
2006-06-22
Slow release scale inhibitor composites and methods of using the same
App 20060124301 - Gupta; D.V. Satyanarayana ;   et al.
2006-06-15
Well treating compositions for slow release of treatment agents and methods of using the same
App 20060124302 - Gupta; D.V. Satyanarayana ;   et al.
2006-06-15
Acidizing stimulation method using a pH buffered acid solution
Grant 7,059,414 - Rae , et al. June 13, 2
2006-06-13
Method and apparatus for carbon dioxide accelerated reactor cooldown
Grant 7,051,537 - Ingham May 30, 2
2006-05-30
Casing alignment tool
App 20060108124 - Barker; Stewart John ;   et al.
2006-05-25
Aqueous storable cement spacer system
App 20060111246 - Fanguy; Charles Joseph JR. ;   et al.
2006-05-25
Carbon dioxide compatible non-aqueous crosslinked fracturing fluids and methods for their use
Grant 7,049,436 - Gupta , et al. May 23, 2
2006-05-23
Coiled tubing wellbore cleanout
App 20060102201 - Walker; Scott A. ;   et al.
2006-05-18
Method of treating an oil or gas well with biodegradable low toxicity fluid system
App 20060096757 - Berry; Sandra L. ;   et al.
2006-05-11
Method of treating an oil or gas well with biodegradable low toxicity fluid system
App 20060096758 - Berry; Sandra L. ;   et al.
2006-05-11
Cementing system and method for wellbores
Grant 7,032,668 - Mondelli , et al. April 25, 2
2006-04-25
Methods for the inhibition of salt blockages in oil and gas wells
Grant 7,028,776 - Kirk April 18, 2
2006-04-18
Well treating composition containing relatively lightweight proppant and acid
App 20060073980 - Brannon; Harold Dean ;   et al.
2006-04-06
Bi-directional ball seat system and method
Grant 7,021,389 - Bishop , et al. April 4, 2
2006-04-04
Method of enhancing hydraulic fracturing using ultra lightweight proppants
App 20060065398 - Brannon; Harold Dean ;   et al.
2006-03-30
Method of using high molecular weight demulsifiers
Grant 7,018,957 - Becker March 28, 2
2006-03-28
Single trip horizontal gravel pack and stimulation system and method
Grant 7,017,664 - Walker , et al. March 28, 2
2006-03-28
Oil and gas recovery from subterranean formations
Grant 7,012,044 - Dawson , et al. March 14, 2
2006-03-14
Method of cementing an area of a borehole with aqueous cement spacer system
Grant 7,007,754 - Fanguy, Jr. , et al. March 7, 2
2006-03-07
Wireless network system
Grant 6,985,750 - Vicknair , et al. January 10, 2
2006-01-10
Well treatment fluid compositions and methods for their use
Grant 6,983,801 - Dawson , et al. January 10, 2
2006-01-10
Coiled tubing wellbore cleanout
Grant 6,982,008 - Walker , et al. January 3, 2
2006-01-03
Cross-over tool return port cover
Grant 6,981,551 - Turner , et al. January 3, 2
2006-01-03
Gravity valve for a downhole tool
App 20050257936 - Lehr, Douglas J.
2005-11-24
Isolation assembly for coiled tubing
App 20050236154 - Tudor, Eric Hughson ;   et al.
2005-10-27
Coiled tubing wellbore cleanout
App 20050236016 - Walker, Scott A. ;   et al.
2005-10-27
Method of reclaiming brine solutions using an organic chelant
App 20050227875 - Javora, Paul H. ;   et al.
2005-10-13
Closed automatic fluid mixing system
App 20050219945 - Kelley, Milton I. ;   et al.
2005-10-06
Flow control valve
App 20050173157 - Ravensbergen, John Edward ;   et al.
2005-08-11
Ultra low density cementitious slurries for use in cementing of oil and gas wells
App 20050166803 - Dillenbeck, Robert L. ;   et al.
2005-08-04
Coiled tubing wellbore cleanout
Grant 6,923,871 - Walker , et al. August 2, 2
2005-08-02
Cement expansion/contraction test method
Grant 6,918,292 - Go Boncan , et al. July 19, 2
2005-07-19
Acidizing stimulation method using viscoelastic gelling agent
App 20050137095 - Cawiezel, Kay E. ;   et al.
2005-06-23
Method and apparatus for carbon dioxide accelerated reactor cooldown
App 20050132722 - Ingham, Bradley Cyril
2005-06-23
Cementing compositions containing substantially spherical zeolite
App 20050133222 - Di Lullo Arias, Gino F. ;   et al.
2005-06-23
Method and apparatus for carbon dioxide accelerated unit cooldown
App 20050132721 - Ingham, Bradley Cyril ;   et al.
2005-06-23
Storable cementitious slurries containing boric acid and method of using the same
Grant 6,907,928 - Di Lullo Arias , et al. June 21, 2
2005-06-21
Testing apparatus and method of deriving Young's modulus from tensile stress/strain relationships
App 20050126300 - Go Boncan, Virgilio ;   et al.
2005-06-16
System and method of cooling steam turbines
Grant 6,898,935 - Barber , et al. May 31, 2
2005-05-31
Low residue well treatment fluids and methods of use
App 20050077044 - Qu, Qi ;   et al.
2005-04-14
Method of acidizing a subterranean formation with diverting foam or fluid
App 20050067165 - Cawiezel, Kay E. ;   et al.
2005-03-31
Corrosion inhibitors and methods of use
Grant 6,866,797 - Martin , et al. March 15, 2
2005-03-15
Apparatus and method of detecting interfaces between well fluids
App 20050034863 - Dillenbeck, Robert Lee ;   et al.
2005-02-17
Gelled hydrocarbon compositions and methods for use thereof
Grant 6,849,581 - Thompson , et al. February 1, 2
2005-02-01
System and method of cooling steam turbines
App 20050016175 - Barber, Steven J. ;   et al.
2005-01-27
Apparatus and method of monitoring and signaling for downhole tools
Grant 6,843,120 - Standen January 18, 2
2005-01-18
Fracturing fluids and methods of making and using same
Grant 6,844,296 - Dawson , et al. January 18, 2
2005-01-18
Release tool for coiled tubing
App 20050000693 - Ravensbergen, John Edward ;   et al.
2005-01-06
Well service fluid and method of making and using the same
App 20050003969 - DiLullo, Gino F. ;   et al.
2005-01-06
Apparatus and method for gravel packing
Grant 6,837,308 - Michel January 4, 2
2005-01-04
Cyclic check valve for coiled tubing
Grant 6,834,722 - Vacik , et al. December 28, 2
2004-12-28
Method for cleaning gravel packs
Grant 6,832,655 - Ravensbergen , et al. December 21, 2
2004-12-21
Ultra low density cementitious slurries for use in cementing of oil and gas wells
Grant 6,832,652 - Dillenbeck , et al. December 21, 2
2004-12-21
Bottom hole assembly
Grant 6,832,654 - Ravensbergen , et al. December 21, 2
2004-12-21
Aqueous storable cement spacer system and method of making and using the same
App 20040238170 - Fanguy, Charles Joseph JR. ;   et al.
2004-12-02
Cement expansion/contraction test apparatus
Grant 6,817,238 - Go Boncan , et al. November 16, 2
2004-11-16
Cement expansion/contraction test apparatus
App 20040221644 - Go Boncan, Virgilio C. ;   et al.
2004-11-11
Compositions Containing A Buffer And A Peroxide Or Peracid Useful For Treating Wells
App 20040200619 - RAE, Phillip J. ;   et al.
2004-10-14
Apparatus and method of detecting interfaces between well fluids
Grant 6,802,373 - Dillenbeck , et al. October 12, 2
2004-10-12
High temperature flexible cementing compositions and methods for using the same
App 20040194960 - DiLullo, Gino A. ;   et al.
2004-10-07
Fracturing using gel with ester delayed breaking
Grant 6,793,018 - Dawson , et al. September 21, 2
2004-09-21
Apparatus and method for detecting the launch of a device in oilfield applications
Grant 6,789,619 - Carlson , et al. September 14, 2
2004-09-14
Paving compositions and methods for their use
Grant 6,786,963 - Matherly , et al. September 7, 2
2004-09-07
Bi-directional ball seat system and method
App 20040163820 - Bishop, Floyd Romaine ;   et al.
2004-08-26
Chemically enhanced drilling methods
Grant 6,772,847 - Rae , et al. August 10, 2
2004-08-10
Lightweight particulate materials and uses therefor
Grant 6,772,838 - Dawson , et al. August 10, 2
2004-08-10
Polymer Shell Encapsulated Gas As A Cement Expansion Additive
App 20040147406 - GO BONCAN, Virgilio C.
2004-07-29
Well service fluid and method of making and using the same
Grant 6,767,869 - DiLullo , et al. July 27, 2
2004-07-27
Breaker system for fracturing fluids used in fracturing oil bearing formations
Grant 6,767,868 - Dawson , et al. July 27, 2
2004-07-27
Cement Compositions Useful In Oil And Gas Wells
App 20040134657 - MUELLER, Dan T.
2004-07-15
Integrated debris management method
Grant 6,758,982 - Poole July 6, 2
2004-07-06
Well service composition and method
Grant 6,756,345 - Pakulski , et al. June 29, 2
2004-06-29
Cementing system and method for wellbores
Grant 6,752,209 - Mondelli , et al. June 22, 2
2004-06-22
Lightweight methods and compositions for sand control
Grant 6,749,025 - Brannon , et al. June 15, 2
2004-06-15
High temperature flexible cementing compositions and methods for using same
Grant 6,729,405 - DiLullo , et al. May 4, 2
2004-05-04
Multi-zone completion strings and methods for multi-zone completions
Grant 6,722,440 - Turner , et al. April 20, 2
2004-04-20
Ester/monoester copolymer compositions and methods of preparing and using same
Grant 6,719,053 - Thompson April 13, 2
2004-04-13
Method for cleaning gravel packs
App 20040060698 - Ravensbergen, John ;   et al.
2004-04-01
Partial coil-in-coil tubing
Grant 6,712,150 - Misselbrook , et al. March 30, 2
2004-03-30
Integrated debris management system
App 20040055945 - Poole, Gary Lane
2004-03-25
Drillable bridge plug
Grant 6,708,770 - Slup , et al. March 23, 2
2004-03-23
Drillable bridge plug
Grant 6,708,768 - Slup , et al. March 23, 2
2004-03-23
Drillable bridge plug
App 20040045723 - Slup, Gabriel ;   et al.
2004-03-11
Oil and gas recovery from subterranean formations
App 20040048750 - Dawson, Jeffrey C. ;   et al.
2004-03-11
Compression pipe repairing and reinforcing methods
App 20040011415 - Kakoschke, Dale ;   et al.
2004-01-22
Method and apparatus for through tubing gravel packing, cleaning and lifting
Grant 6,640,897 - Misselbrook , et al. November 4, 2
2003-11-04
Coiled tubing wellbore cleanout
App 20030200995 - Walker, Scott A. ;   et al.
2003-10-30
Methods and compositions for use in cementing in cold environments
Grant 6,626,243 - Go Boncan September 30, 2
2003-09-30
Methods For The Inhibition Of Salt Blockages In Oil And Gas Wells
App 20030173087 - KIRK, Joseph W.
2003-09-18
Coiled tubing wellbore cleanout
Grant 6,607,607 - Walker , et al. August 19, 2
2003-08-19
Drillable bridge plug
Grant 6,578,633 - Slup , et al. June 17, 2
2003-06-17
Bottomhole assembly and methods of use
Grant 6,561,289 - Portman , et al. May 13, 2
2003-05-13
Cementing system for wellbores
App 20030062161 - Mondelli, Juan Carlos ;   et al.
2003-04-03
Lateral entry guidance system (LEGS)
Grant 6,527,067 - Ravensbergen , et al. March 4, 2
2003-03-04
Compositions and methods for cementing using elastic particles
Grant 6,508,305 - Brannon , et al. January 21, 2
2003-01-21
Method for processing returns from oil and gas wells that have been treated with introduced fluids
Grant 6,491,824 - Lin , et al. December 10, 2
2002-12-10
Drillable bridge plug
Grant 6,491,108 - Slup , et al. December 10, 2
2002-12-10
Organic hydrofluoric acid spearhead system
Grant 6,443,230 - Boles , et al. September 3, 2
2002-09-03
Compositions and methods for controlling particulate movement in wellbores and subterranean formations
Grant 6,439,309 - Matherly , et al. August 27, 2
2002-08-27
Method of preventing gas breakthrough in an oil bearing formation
Grant 6,419,017 - Metcalf , et al. July 16, 2
2002-07-16
Derivatization of polymers and well treatments using the same
Grant 6,387,853 - Dawson , et al. May 14, 2
2002-05-14
Polymer expansion for oil and gas recovery
Grant 6,383,990 - Dawson , et al. May 7, 2
2002-05-07
Diversion treatment method
Grant 6,367,548 - Purvis , et al. April 9, 2
2002-04-09
Lightweight methods and compositions for well treating
Grant 6,364,018 - Brannon , et al. April 2, 2
2002-04-02
Single trip perforate and gravel pack system
Grant 6,364,017 - Stout , et al. April 2, 2
2002-04-02
Well service composition and method
App 20020010101 - Pakulski, Marek K. ;   et al.
2002-01-24
Compositions and methods of catalyzing the rate of iron reduction during acid treatment of wells
Grant 6,308,778 - Girgis-Ghaly , et al. October 30, 2
2001-10-30
Surfactant compositions and uses therefor
Grant 6,302,209 - Thompson, Sr. , et al. October 16, 2
2001-10-16
Polymer expansion for oil and gas recovery
App 20010007850 - Dawson, Jeffrey C. ;   et al.
2001-07-12
Multi-functional additive for use in well cementing
Grant 6,235,809 - DiLullo Arias , et al. May 22, 2
2001-05-22
Stress resistant cement compositions and methods for using same
Grant 6,230,804 - Mueller , et al. May 15, 2
2001-05-15
Consistent drag floating backing bar system for pipeline pigs and method for using the same
Grant 6,232,773 - Jacobs , et al. May 15, 2
2001-05-15
Compositions and methods for selective modification of subterranean formation permeability
Grant 6,228,812 - Dawson , et al. May 8, 2
2001-05-08
Stable breaker-crosslinker-polymer complex and method of use in completion and stimulation
Grant 6,186,235 - Tjon-Joe-Pin , et al. February 13, 2
2001-02-13
Storable liquid systems for use in cementing oil and gas wells
Grant 6,173,778 - Rae , et al. January 16, 2
2001-01-16
Compositions and methods for hydraulic fracturing
Grant 6,169,058 - Le , et al. January 2, 2
2001-01-02
Method and compositions for use in cementing
Grant 6,145,591 - Boncan , et al. November 14, 2
2000-11-14
Casing pushdown and rotating tool
Grant 6,142,545 - Penman , et al. November 7, 2
2000-11-07
Pre-treatment methods for polymer-containing fluids
Grant 6,138,760 - Lopez , et al. October 31, 2
2000-10-31
Resolution of sludge/emulsion formed by acidizing wells
Grant 6,132,619 - Lin , et al. October 17, 2
2000-10-17
Methods and materials for degrading xanthan
Grant 6,110,875 - Tjon-Joe-Pin , et al. August 29, 2
2000-08-29
Formation treatment method using deformable particles
Grant 6,059,034 - Rickards , et al. May 9, 2
2000-05-09
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