| Patent | Date |
|---|
Regeneration of synthesis gas catalysts
App 20050209349 - Wang, Daxiang ; et al. | 2005-09-22 |
Catalyst system for enhanced flow syngas production
App 20050181939 - Xu, Bang Chen ; et al. | 2005-08-18 |
Rare earth aluminates and gallates supported rhodium catalysts for catalytic partial oxidation ofhydrocarbons
App 20040221508 - Jin, Yaming ; et al. | 2004-11-11 |
Method and apparatus for fault-tolerant parallel computation
App 20040136613 - Menger, William Meredith | 2004-07-15 |
Iron-based fischer-tropsch catalysts and methods of making and using
App 20040122115 - Espinoza, Rafael L. ; et al. | 2004-06-24 |
Method and process for prediction of subsurface fluid and rock pressures in the earth
Grant 6,751,558 - Huffman , et al. June 15, 2 | 2004-06-15 |
Hydrocarbon gas to liquid conversion process
App 20040101473 - Wang, Daxiang ; et al. | 2004-05-27 |
Production of synthesis gas from a feed stream comprising hydrogen
App 20040102531 - Landis, Stephen R. ; et al. | 2004-05-27 |
Modification of the pore structure of metal oxide and mixed metal oxide supports for catalysts synthesis
App 20040092392 - Wang, Daxiang ; et al. | 2004-05-13 |
Removal of acid gases from a feed gas
App 20040091409 - Allison, Joe D. | 2004-05-13 |
Recycling light olefins in multistage Fischer Tropsch processes
App 20040092609 - Espinoza, Rafael L. ; et al. | 2004-05-13 |
Metal lined composite risers in offshore applications
App 20040086341 - Salama, Mamdouh M. ; et al. | 2004-05-06 |
Replaceable liner for metal lined composite risers in offshore applications
App 20040084188 - Salama, Mamdouh M. | 2004-05-06 |
Regeneration of partial oxidation catalysts
App 20040082670 - Cnossen, Robin G. ; et al. | 2004-04-29 |
MCrAlY supported catalysts for oxidative dehydrogenation of alkanes
App 20040072685 - Chen, Zhen Y. ; et al. | 2004-04-15 |
Method of removing and replacing catalyst in a multi-reactor cascade configuration
App 20040065591 - Rockwell, James L. | 2004-04-08 |
Rare earth metals as oxidative dehydrogenation catalysts
App 20040068153 - Allison, Joe D. ; et al. | 2004-04-08 |
Oxidative dehydrogenation of hydrocarbons using catalysts with trace promoter metal loading
App 20040068148 - Allison, Joe D. ; et al. | 2004-04-08 |
Process for converting alkanes to carbon filaments
App 20040062704 - Allison, Joe D. ; et al. | 2004-04-01 |
Solid-liquid separation system
App 20040050806 - Espinoza, Rafael L. ; et al. | 2004-03-18 |
Fischer-Tropsch catalysts using multiple precursors
App 20040048937 - Srinivasan, Nithya ; et al. | 2004-03-11 |
Gas agitated multiphase reactor with stationary catalyst solid phase
App 20040048938 - Mohedas, Sergio R. ; et al. | 2004-03-11 |
Method of building and updating an anisotropic velocity model for depth imaging of seismic data
App 20040041815 - Meek, Robert A. ; et al. | 2004-03-04 |
Regeneration of synthesis gas catalysts
App 20040033885 - Wang, Daxiang ; et al. | 2004-02-19 |
Method for identification of shallow water flow hazards using marine seismic data
Grant 6,694,261 - Huffman February 17, 2 | 2004-02-17 |
Hydrothermal pretreatment for increasing average pore size in a catalyst support
App 20040023797 - Wang, Daxiang ; et al. | 2004-02-05 |
Method and system to value projects taking into account political risks
App 20040015376 - Zhu, Kai ; et al. | 2004-01-22 |
Reactor for temperature moderation
App 20040014826 - Wang, Daxiang ; et al. | 2004-01-22 |
Controlling syngas H2:CO ratio by controlling feed hydrocarbon composition
App 20040013605 - Ramani, Sriram ; et al. | 2004-01-22 |
Oxidative dehydrogenation of hydrocarbons by promoted metal oxides
App 20040010174 - Wang, Daxiang ; et al. | 2004-01-15 |
Stabilized nickel-containing catalysts and process for production of syngas
App 20040005270 - Xu, Bang C. ; et al. | 2004-01-08 |
Nonlinear constrained inversion method to determine base of salt interface from gravity and gravity tensor data
Grant 6,675,097 - Routh , et al. January 6, 2 | 2004-01-06 |
Method for large-scale production of combustion deposited metal-metal oxide catalysts
App 20040002422 - Wang, Daxiang ; et al. | 2004-01-01 |
Recover and recycle rhodium from spent partial oxidation catalysts
App 20030236440 - Chen, Zhen ; et al. | 2003-12-25 |
Hydrogen-selective silica-based membrane
App 20030222015 - Oyama, Shigeo Ted ; et al. | 2003-12-04 |
Petroleum production utilizing a salt cavern
App 20030201104 - Bergman, Gary J. ; et al. | 2003-10-30 |
Integration of mixed catalysts to maximize syngas production
App 20030198592 - Allison, Joe D. ; et al. | 2003-10-23 |
Drag-reducing polymer suspensions
App 20030187123 - Labude, Katrina M. ; et al. | 2003-10-02 |
Controlled-pore catalyst structures and process for producing synthesis gas
App 20030180215 - Niu, Tianyan ; et al. | 2003-09-25 |
Microencapsulated magnetite support for cobalt fischer-tropsch catalyst
App 20030181327 - Allison, Joe D. ; et al. | 2003-09-25 |
Promoted nickel-magnesium oxide catalysts and process for producing synthesis gas
App 20030165424 - Ramani, Sriram ; et al. | 2003-09-04 |
Process and apparatus for collecting continuous blow spun fibers
App 20030165678 - Rodgers, John A. ; et al. | 2003-09-04 |
Fischer-Tropsch processes and catalysts using polyacrylate matrix structures
Grant 6,613,808 - Schwarz , et al. September 2, 2 | 2003-09-02 |
Selective removal of oxygen from syngas
App 20030153632 - Wang, Daxiang ; et al. | 2003-08-14 |
Water removal in Fischer-Tropsch processes
App 20030149121 - Zhang, Jianping ; et al. | 2003-08-07 |
Non-oxidative conversion of gas to liquids
App 20030144565 - Allison, Joe D. ; et al. | 2003-07-31 |
Process for removing sulfides
App 20030136263 - Beuke, Samuel Henry ; et al. | 2003-07-24 |
Seismic processing system and method to determine the edges of seismic data events
Grant 6,597,994 - Meek July 22, 2 | 2003-07-22 |
Method for reducing water concentration in a multi-phase column reactor
App 20030134913 - Zhang, Jianping ; et al. | 2003-07-17 |
Integrated oxidative dehydrogenation/carbon filament production process and reactor therefor
App 20030129121 - Allison, Joe D. ; et al. | 2003-07-10 |
Method for reducing the maximum water concentration in a multi-phase column reactor
App 20030125397 - Zhang, Jianping ; et al. | 2003-07-03 |
Promoted cobalt-chromium oxide catalysts on lanthanide-modified supports and process for producing synthesis gas
App 20030103892 - Niu, Tianyan ; et al. | 2003-06-05 |
Surface area of cobalt catalyst supported by silica carrier material
App 20030105170 - Jothimurugesan, Kandaswamy ; et al. | 2003-06-05 |
Modified zirconia support for catalyst for Fischer-Tropsch process
App 20030105171 - Subramanian, Munirpallam A. ; et al. | 2003-06-05 |
Combustion deposited metal-metal oxide catalysts and process for producing synthesis gas
App 20030096880 - Wang, Daxiang ; et al. | 2003-05-22 |
Circulating Catalyst system and method for conversion of light hydrocarbons to aromatics
App 20030083535 - Wright, Harold A. ; et al. | 2003-05-01 |
Catalyst system for enhanced flow syngas production
App 20030083198 - Xu, Bang Chen ; et al. | 2003-05-01 |
Non-stationary filter design and application for seismic signals
Grant 6,556,922 - Anno April 29, 2 | 2003-04-29 |
Use of syngas for the upgrading of heavy crude at the wellhead
App 20030070808 - Allison, Joe D. | 2003-04-17 |
Steam reformer for methane with internal hydrogen separation and combustion
App 20030066240 - Keller, Alfred E. | 2003-04-10 |
Promoted catalysts and fischer-tropsch processes
App 20030065043 - Ionkina, Olga P. ; et al. | 2003-04-03 |
Nonlinear constrained inversion method to determine base of salt interface from gravity and gravity tensor data
App 20030060981 - Routh, Partha Sarathi ; et al. | 2003-03-27 |
In-situ desulfurization of a feed stream in a catalytic reactor
App 20030050349 - Allison, Joe D. | 2003-03-13 |
Supported rhodium-lanthanide based catalysts and process for producing synthesis gas
App 20030045423 - Dindi, Hasan ; et al. | 2003-03-06 |
Composite tether and methods for manufacturing, transporting, and installing same
App 20030037529 - Hanna, Shaddy Y. ; et al. | 2003-02-27 |
Oxidative dehydrogenation of alkanes to olefins using an oxide surface
App 20030040655 - Budin, Lisa M. ; et al. | 2003-02-27 |
Metal oxide-containing catalysts and use thereof in fischer-tropsch processes
App 20030027874 - Herron, Norman ; et al. | 2003-02-06 |
Minimizing the volume or maximizing the production rate of slurry bubble reactors by using large gas flow rates and moderate single pass conversion
App 20030027875 - Zhang, Jianping ; et al. | 2003-02-06 |
Fischer-tropsch processes and catalysts using polyacrylate matrix structures
App 20030022949 - Schwarz, Stephan ; et al. | 2003-01-30 |
Fischer-tropsch process using sponge cobalt catalyst
App 20030018088 - Raje, Ajoy P. ; et al. | 2003-01-23 |
Honeycomb monolith catalyst support for catalytic distillation reactor
App 20030012711 - Harkins, Todd H. ; et al. | 2003-01-16 |
LNG regassification process and system
App 20030005698 - Keller, Arnold P. | 2003-01-09 |
Surface active agent use in catalyst preparation
App 20030008929 - Allison, Joe D. | 2003-01-09 |
Method and process for prediction of subsurface fluid and rock pressures in the earth
App 20030004648 - Huffman, Alan R. ; et al. | 2003-01-02 |
Visual database for linking geography to seismic data
App 20030004817 - Caine, Bobby Joe | 2003-01-02 |
Method for gravity and magnetic data inversion using vector and tensor data with seismic imaging and geopressure prediction for oil, gas and mineral exploration and production
Grant 6,502,037 - Jorgensen , et al. December 31, 2 | 2002-12-31 |
Metal carbide catalysts and process for producing synthesis gas
App 20020198101 - Gaffney, Anne M. | 2002-12-26 |
Pressure swing catalyst regeneration procedure for fischer-tropsch catalyst
App 20020198096 - Wright, Harold A. ; et al. | 2002-12-26 |
Inducing turbulent flow in catalyst beds
App 20020198429 - Ramani, Sriram ; et al. | 2002-12-26 |
Asphalt compositions containing coated carbon fiber, methods for their manufacture and use
Grant 6,488,755 - Seyler , et al. December 3, 2 | 2002-12-03 |
Use of catalytic distillation reactor for methanol synthesis
App 20020177741 - Allison, Joe D. ; et al. | 2002-11-28 |
Nickel-rhodium based catalysts for synthesis gas production
App 20020177628 - Gaffney, Anne M. ; et al. | 2002-11-28 |
Floating platform having a spoolable tether installed thereon and method for tethering the platform using same
App 20020176747 - Hanna, Shaddy Y. ; et al. | 2002-11-28 |
Regeneration procedure for Fischer-Tropsch catalyst
Grant 6,486,220 - Wright November 26, 2 | 2002-11-26 |
Supported rhodium-spinel catalysts and process for producing synthesis gas
App 20020172642 - Dindi, Hasan ; et al. | 2002-11-21 |
Boron promoted catalysts and fischer-tropsch processes
App 20020173555 - Ionkina, Olga ; et al. | 2002-11-21 |
Method for controlling a well in a subsea mudlift drilling system
Grant 6,474,422 - Schubert , et al. November 5, 2 | 2002-11-05 |
Fischer-Tropsch processes using catalysts on mesoporous supports
Grant 6,476,085 - Manzer , et al. November 5, 2 | 2002-11-05 |
Metal carbide catalysts and process for producing synthesis gas
Grant 6,461,539 - Gaffney October 8, 2 | 2002-10-08 |
Method and apparatus for increasing production from a well system using multi-phase technology in conjunction with gas-lift
Grant 6,454,002 - Stokes , et al. September 24, 2 | 2002-09-24 |
Apparatus for recovering sulfur from H2S and concurrent production of H2
App 20020119091 - Keller, Alfred E. | 2002-08-29 |
Coke drum outlet overhead deflector plate apparatus and method
App 20020117389 - Roth, Jim R. ; et al. | 2002-08-29 |
Process and apparatus for coupled electromagnetic and acoustic stimulation of crude oil reservoirs using pulsed power electrohydraulic and electromagnetic discharge
Grant 6,427,774 - Thomas , et al. August 6, 2 | 2002-08-06 |
Method for integrating gravity and magnetic inversion data with model based seismic data for oil, gas and mineral exploration and production
Grant 6,424,918 - Jorgensen , et al. July 23, 2 | 2002-07-23 |
Nickel-rhodium based catalysts and process for preparing synthesis gas
Grant 6,409,940 - Gaffney , et al. June 25, 2 | 2002-06-25 |
Recovery of sulfur from H2S and concurrent production of H2 using short contact time CPOX
Grant 6,403,051 - Keller June 11, 2 | 2002-06-11 |
Catalytic partial oxidation process and promoted nickel based catalysts supported on magnesium oxide
Grant 6,402,989 - Gaffney June 11, 2 | 2002-06-11 |
Drag-reducing polymer suspensions
Grant 6,399,676 - Labude , et al. June 4, 2 | 2002-06-04 |
Method of load and failure prediction of downhole liners and wellbores
App 20020059048 - Hardy, Humphrey H. ; et al. | 2002-05-16 |
Method of modeling of faulting and fracturing in the earth
Grant 6,370,491 - Malthe-Sorenssen , et al. April 9, 2 | 2002-04-09 |
Fischer-Tropsch processes and catalysts using fluorided alumina supports
Grant 6,365,544 - Herron , et al. April 2, 2 | 2002-04-02 |
Fischer-tropsch processes using xerogel and aerogel catalysts by destabilizing aqueous colloids
Grant 6,353,035 - Manzer , et al. March 5, 2 | 2002-03-05 |
Fischer-tropsch processes and catalysts with promoters
Grant 6,333,294 - Chao , et al. December 25, 2 | 2001-12-25 |
Fischer-Tropsch processes using catalysts on mesoporous supports
Grant 6,319,872 - Manzer , et al. November 20, 2 | 2001-11-20 |
Process and apparatus for collecting continuous blow spun fibers
App 20010030379 - Rodgers, John A. ; et al. | 2001-10-18 |
Fischer-Tropsch processes using xerogel and aerogel catalysts by destabilizing aqueous colloids
Grant 6,235,677 - Manzer , et al. May 22, 2 | 2001-05-22 |
Process and apparatus for coupled electromagnetic and acoustic stimulation of crude oil reservoirs using pulsed power electrohydraulic and electromagnetic discharge
Grant 6,227,293 - Huffman , et al. May 8, 2 | 2001-05-08 |
Delayed coker unit furnace
Grant 6,187,147 - Doerksen February 13, 2 | 2001-02-13 |
Nonaqueous drag reducing suspensions
Grant 6,172,151 - Johnston , et al. January 9, 2 | 2001-01-09 |
Casing conveyed perforator
Grant 6,009,947 - Wilson , et al. January 4, 2 | 2000-01-04 |
Prediction of permeability from capillary pressure curves derived from nuclear magnetic resonance pore size distributions
Grant 6,008,645 - Bowers , et al. December 28, 1 | 1999-12-28 |
Apparatus for forming a single layer batt from multiple curtains of fibers
Grant 5,863,565 - Rossillon , et al. January 26, 1 | 1999-01-26 |
Underground formation producibility and water cut from nuclear magnetic resonance data using an isolated pore
Grant 5,838,155 - Bowers November 17, 1 | 1998-11-17 |
Composition and method to control cement slurry loss and viscosity
Grant 5,728,210 - Moran , et al. March 17, 1 | 1998-03-17 |
Process and apparatus for collecting fibers blow spun from solvated mesophase pitch
Grant 5,648,041 - Rodgers , et al. July 15, 1 | 1997-07-15 |
Process for upgrading the flash zone gas oil stream from a delayed coker
Grant 5,645,711 - Hraban , et al. July 8, 1 | 1997-07-08 |
Method for increasing yield of liquid products in a delayed coking process
Grant 5,645,712 - Roth July 8, 1 | 1997-07-08 |
Gas well tubing flow rate control
Grant 5,636,693 - Elmer June 10, 1 | 1997-06-10 |
Fluid activated detonating system
Grant 5,632,348 - Yunan May 27, 1 | 1997-05-27 |
Process for producing solvated mesophase pitch and carbon artifacts thereof
Grant 5,540,903 - Romine July 30, 1 | 1996-07-30 |
Solvated mesophase pitches
Grant 5,538,621 - Kalback , et al. July 23, 1 | 1996-07-23 |
Connection termination for composite rods
Grant 5,525,003 - Williams , et al. June 11, 1 | 1996-06-11 |
Method and apparatus for wellbore sand control
Grant 5,505,260 - Andersen , et al. April 9, 1 | 1996-04-09 |
Solvent free oil soluble drag reducing polymer suspension
Grant 5,504,132 - Smith , et al. April 2, 1 | 1996-04-02 |
Solvent free oil soluble drag reducing polymer suspension
Grant 5,504,131 - Smith , et al. April 2, 1 | 1996-04-02 |
Process for isolating mesophase pitch
Grant 5,489,374 - Romine , et al. February 6, 1 | 1996-02-06 |
Integrated floating platform vertical annular separation and pumping system for production of hydrocarbons
Grant 5,474,601 - Choi December 12, 1 | 1995-12-12 |
System for depth measurement in a wellbore using composite coiled tubing
Grant 5,469,916 - Sas-Jaworsky , et al. November 28, 1 | 1995-11-28 |
Cryogenic coal bed gas well stimulation method
Grant 5,464,061 - Wilson , et al. November 7, 1 | 1995-11-07 |
Solvent free oil soluble drag reducing polymer suspension
Grant 5,449,732 - Smith , et al. September 12, 1 | 1995-09-12 |
Interruptive mobile production system
Grant 5,439,321 - Hunter August 8, 1 | 1995-08-08 |
Pitch carbon fiber spinning process
Grant 5,437,927 - Ross , et al. August 1, 1 | 1995-08-01 |
Process for making solvated mesophase pitch
Grant 5,437,780 - Southard , et al. * August 1, 1 | 1995-08-01 |
System for lowering emissions of nitrogen oxides
Grant 5,419,286 - Edison , et al. May 30, 1 | 1995-05-30 |
Coalbed methane drilling
Grant 5,411,104 - Stanley May 2, 1 | 1995-05-02 |
Well screen for increased production
Grant 5,404,954 - Whitebay , et al. April 11, 1 | 1995-04-11 |
Coal bed methane recovery
Grant 5,402,847 - Wilson , et al. April 4, 1 | 1995-04-04 |
Drag reducers for flowing hydrocarbons
Grant 5,376,697 - Johnston , et al. December 27, 1 | 1994-12-27 |
Monitoring and control system for selective regeneration of alkanolamine from cation ion exchange resin with sodium hydroxide
Grant 5,368,818 - Cummings , et al. November 29, 1 | 1994-11-29 |
Downhole fluid motor composite torque shaft
Grant 5,363,929 - Williams , et al. November 15, 1 | 1994-11-15 |
Anisotropic composite tubular emplacement
Grant 5,348,096 - Williams September 20, 1 | 1994-09-20 |
Apparatus and method for centralizing pipe in a wellbore
Grant 5,346,016 - Wilson , et al. September 13, 1 | 1994-09-13 |
Composite tubing with low coefficient of expansion for use in marine production riser systems
Grant 5,330,807 - Williams July 19, 1 | 1994-07-19 |
Floating production and storage facility
Grant 5,330,293 - White , et al. July 19, 1 | 1994-07-19 |
Spoolable composite tubular member with integrated conductors
Grant 5,285,008 - Sas-Jaworsky , et al. * February 8, 1 | 1994-02-08 |
Coil tubing string and downhole generator
Grant 5,285,204 - Sas-Jaworsky February 8, 1 | 1994-02-08 |
Method for cleaning cement plug from wellbore liner
Grant 5,282,509 - Schurr, III February 1, 1 | 1994-02-01 |
Composition and method for friction loss reduction
Grant 5,276,116 - Gessell , et al. January 4, 1 | 1994-01-04 |
Solvated mesophase pitches
Grant 5,259,947 - Kalback , et al. November 9, 1 | 1993-11-09 |
Method and apparatus for sealing pipe perforations
Grant 5,253,709 - Kendrick , et al. October 19, 1 | 1993-10-19 |
Use of nonradioactive complex metal anion as tracer in subterranean reservoirs
Grant 5,246,861 - Miller , et al. September 21, 1 | 1993-09-21 |
Stable nonagglomerating aqueous suspensions of oil soluble polymeric friction reducers
Grant 5,244,937 - Lee , et al. September 14, 1 | 1993-09-14 |
Composite rod-stiffened spoolable cable with conductors
Grant 5,234,058 - Sas-Jaworsky , et al. * August 10, 1 | 1993-08-10 |
Downhole activated process and apparatus for centralizing pipe in a wellbore
Grant 5,228,518 - Wilson , et al. July 20, 1 | 1993-07-20 |
Method and apparatus for the downhole measurement of elastic rock properties
Grant 5,229,552 - Cole July 20, 1 | 1993-07-20 |
Downhole activated process and apparatus for deep perforation of the formation in a wellbore
Grant 5,224,556 - Wilson , et al. July 6, 1 | 1993-07-06 |
Layer density determination using surface and deviated borehole gravity values
Grant 5,218,864 - Pennybaker June 15, 1 | 1993-06-15 |
Three-phase well test apparatus using pumped recirculation to maintain homogenous flow
Grant 5,211,842 - Tuss , et al. May 18, 1 | 1993-05-18 |
Method for stabilizing boreholes
Grant 5,211,250 - Kubena, Jr. , et al. May 18, 1 | 1993-05-18 |
Composite rod-stiffened pressurized cable
Grant 5,209,136 - Williams May 11, 1 | 1993-05-11 |
Method for inhibiting the initiation and propagation of formation fractures while drilling and casing a well
Grant 5,207,282 - Fuh , et al. May 4, 1 | 1993-05-04 |
Deep well electrical submersible pump with uplift generating impeller means
Grant 5,201,848 - Powers April 13, 1 | 1993-04-13 |
Deep well storage of radioactive material
Grant 5,202,522 - Williams April 13, 1 | 1993-04-13 |
Breakaway coupling device
Grant 5,201,814 - Kitchell , et al. April 13, 1 | 1993-04-13 |
Vapor recovery system
Grant 5,195,587 - Webb March 23, 1 | 1993-03-23 |
Process for the preparation of over-based group 2A metal sulfonate greases and thickened compositions
Grant 5,190,678 - Swartz , et al. March 2, 1 | 1993-03-02 |
Method of accurate fault location using common reflection point gathers
Grant 5,189,643 - Wang , et al. February 23, 1 | 1993-02-23 |
Method for inhibiting the initiation and propagation of formation fractures while drilling
Grant 5,180,020 - Fuh , et al. January 19, 1 | 1993-01-19 |
Composite tubular member with axial fibers adjacent the side walls
Grant 5,176,180 - Williams , et al. January 5, 1 | 1993-01-05 |
Method of sealing holes in the ground
Grant 5,176,219 - Cole , et al. January 5, 1 | 1993-01-05 |
Method using spoolable composite tubular member with energy conductors
Grant 5,172,765 - Sas-Jaworsky , et al. December 22, 1 | 1992-12-22 |
Downhole activated process and apparatus for providing cathodic protection for a pipe in a wellbore
Grant 5,165,478 - Wilson November 24, 1 | 1992-11-24 |
Process for producing isotropic coke
Grant 5,160,602 - Becraft , et al. November 3, 1 | 1992-11-03 |
Micro-distillation process for cyanide
Grant 5,160,413 - Allison November 3, 1 | 1992-11-03 |
Preparation of recarburizer coke
Grant 5,158,668 - Chahar , et al. October 27, 1 | 1992-10-27 |
Emulsion breaking using alkylphenol-polyethylene oxide-acrylate polymer coated coalescer material
Grant 5,156,767 - Fitzgerald , et al. October 20, 1 | 1992-10-20 |
Method of deriving statics corrections from common reflection point gathers
Grant 5,157,638 - Loumos , et al. October 20, 1 | 1992-10-20 |
Process for the detection and quantitation of corrosion and scale inhibitors in produced well fluids
Grant 5,152,177 - Buck , et al. October 6, 1 | 1992-10-06 |
Long path flow cell resistant to corrosive environments for fiber optic spectroscopy
Grant 5,140,169 - Evens , et al. August 18, 1 | 1992-08-18 |
Distributed fiber-optic sensor with substance selective permeable coating
Grant 5,138,153 - Gergely , et al. August 11, 1 | 1992-08-11 |
Sluice method to take TLP to heave-restrained mode
Grant 5,135,327 - White , et al. August 4, 1 | 1992-08-04 |
Multi-component seismic vibratory source for use in marine environments
Grant 5,128,900 - Cole * July 7, 1 | 1992-07-07 |
Method for sharpening prestack depth migration images by removing residual moveout from common image point gathers before stacking
Grant 5,128,899 - Boyd , et al. July 7, 1 | 1992-07-07 |
Freeze-thaw method for temporarily plugging process flowline
Grant 5,125,427 - Cantu , et al. June 30, 1 | 1992-06-30 |
Fracture detection logging tool
Grant 5,121,363 - Benzing June 9, 1 | 1992-06-09 |
Terpolymers of alkyl acrylates or methacrylates, an olefinically unsaturated homo or heterocyclic-nitrogen compound and an allyl acrylate or methacrylate
Grant 5,115,059 - Le May 19, 1 | 1992-05-19 |
Apparatus for cleaning particulate solids
Grant 5,107,874 - Flanigan , et al. April 28, 1 | 1992-04-28 |
Composite tubular member with multiple cells
Grant 5,097,870 - Williams March 24, 1 | 1992-03-24 |
Manufacture of isotropic coke
Grant 5,092,982 - Becraft * March 3, 1 | 1992-03-03 |
Method for reducing water production from a gravel packed well
Grant 5,090,478 - Summers February 25, 1 | 1992-02-25 |
Tomographic estimation of seismic transmission velocities from constant offset depth migrations
Grant 5,089,994 - Harlan , et al. February 18, 1 | 1992-02-18 |
Efficient method for storing seismic traces on disk
Grant 5,084,844 - Wang January 28, 1 | 1992-01-28 |
Fluorescence sensing apparatus for determining presence of native hydrocarbons from drilling mud
Grant 5,084,617 - Gergely January 28, 1 | 1992-01-28 |
Electro-hydraulic dipole vibrator
Grant 5,080,189 - Cole January 14, 1 | 1992-01-14 |
Process for cleaning particulate solids
Grant 5,080,721 - Flanigan , et al. January 14, 1 | 1992-01-14 |
Activation of water-in-oil emulsions of friction reducing polymers for use in saline fluids
Grant 5,067,508 - Lee , et al. November 26, 1 | 1991-11-26 |
Efficient generation of traveltime tables for two dimensional and three dimensional prestack depth migration
Grant 5,067,113 - Hanson , et al. November 19, 1 | 1991-11-19 |
Surge dampening three-phase production separator
Grant 5,064,448 - Choi November 12, 1 | 1991-11-12 |
Aqueous gel system of partially methylated melamine-formaldehyde resin and polyvinyl alcohol
Grant 5,061,387 - Victorius October 29, 1 | 1991-10-29 |
Calculation of raypaths and wavepaths from traveltime tables for the tomographic estimation of transmission velocities
Grant 5,062,086 - Harlan , et al. October 29, 1 | 1991-10-29 |
Device for source compensating a fiber optic coupler output
Grant 5,054,878 - Gergely , et al. October 8, 1 | 1991-10-08 |
Process and apparatus for cleaning particulate solids
Grant 5,053,082 - Flanigan , et al. October 1, 1 | 1991-10-01 |
Laser-enhanced oil correlation system
Grant 5,049,738 - Gergely , et al. September 17, 1 | 1991-09-17 |
Quantitative method for evaluating velocity model quality
Grant 5,050,131 - Wang , et al. September 17, 1 | 1991-09-17 |
Fractionating column control apparatus and methods
Grant 5,047,125 - Meier , et al. * September 10, 1 | 1991-09-10 |
Inflatable buoyant near surface riser disconnect system
Grant 5,046,896 - Cole September 10, 1 | 1991-09-10 |
Reactivation of spent alkanolamine
Grant 5,045,291 - Keller September 3, 1 | 1991-09-03 |
Delayed coking process
Grant 5,028,311 - Shigley , et al. July 2, 1 | 1991-07-02 |
Use of a water soluble drag reducer in a water/oil/gas system
Grant 5,027,843 - Grabois , et al. July 2, 1 | 1991-07-02 |
Well process using a composite rod-stiffened pressurized cable
Grant 5,018,583 - Williams May 28, 1 | 1991-05-28 |
Method for hydrocarbon reservoir identification
Grant 5,018,112 - Pinkerton , et al. May 21, 1 | 1991-05-21 |
Monochromator to fiber-cable coupling system
Grant 5,013,120 - Gergely , et al. May 7, 1 | 1991-05-07 |
Method for restricting gas influx during well cementing
Grant 5,012,869 - Whitfill , et al. May 7, 1 | 1991-05-07 |
Process for producing a petroleum wax composition
Grant 5,010,126 - Jones April 23, 1 | 1991-04-23 |
Well cement fluid loss additive and method
Grant 5,009,269 - Moran , et al. April 23, 1 | 1991-04-23 |
Regeneration of acidic cationic exchange resin used in the reactivation of spent alkanolamine
Grant 5,006,258 - Veatch , et al. April 9, 1 | 1991-04-09 |
Reservoir scale inhibition
Grant 5,002,126 - Carlberg , et al. March 26, 1 | 1991-03-26 |
Method for selectively operating a wireline tool releasing device
Grant 4,997,041 - Petree March 5, 1 | 1991-03-05 |
Rotary drillstring guidance by feedrate oscillation
Grant 4,995,465 - Beck , et al. February 26, 1 | 1991-02-26 |
Interval velocity analysis and depth migration using common reflection point gathers
Grant 4,992,996 - Wang , et al. February 12, 1 | 1991-02-12 |
Mass flowmeter apparatus
Grant 4,987,914 - Adney , et al. January 29, 1 | 1991-01-29 |
Composition and placement process for oil field chemicals
Grant 4,986,354 - Cantu , et al. * January 22, 1 | 1991-01-22 |
Placement process for oil field chemicals
Grant 4,986,353 - Clark , et al. January 22, 1 | 1991-01-22 |
Process for the preparation of fluid loss additive and gel breaker
Grant 4,986,355 - Casad , et al. January 22, 1 | 1991-01-22 |
Recirculating gas separator for electric submersible pumps
Grant 4,981,175 - Powers January 1, 1 | 1991-01-01 |
Method for selective plugging of a zone in a well
Grant 4,972,906 - McDaniel November 27, 1 | 1990-11-27 |
Hot melt coatings made from a novel petroleum wax
Grant 4,965,305 - Jones October 23, 1 | 1990-10-23 |
Mass flowmeter apparatus
Grant 4,962,666 - Adney , et al. October 16, 1 | 1990-10-16 |
Three dimensional before stack depth migration of two dimensional or three dimensional seismic data
Grant 4,964,103 - Johnson October 16, 1 | 1990-10-16 |
Three dimensional image construction using a grid of two dimensional depth sections
Grant 4,964,097 - Wang , et al. October 16, 1 | 1990-10-16 |
Method for tomographically laterally varying seismic data velocity estimation
Grant 4,964,088 - Chittineni October 16, 1 | 1990-10-16 |
Apparatus for generating elliptically polarized shear waves
Grant 4,959,818 - Cole September 25, 1 | 1990-09-25 |
Method of controlling lost circulation in well drilling
Grant 4,957,174 - Whitfill , et al. September 18, 1 | 1990-09-18 |
Well treatment process
Grant 4,957,165 - Cantu , et al. * September 18, 1 | 1990-09-18 |
Fibrous substrates containing hot melt coatings made from a novel petroleum wax
Grant 4,954,373 - Jones September 4, 1 | 1990-09-04 |
Composition and method for friction loss reduction
Grant 4,952,738 - Gessell , et al. August 28, 1 | 1990-08-28 |
Apparatus for detecting and locating leakage in underwater structures
Grant 4,949,076 - Wann August 14, 1 | 1990-08-14 |
Composition and process for friction loss reduction
Grant 4,945,142 - Gessell , et al. July 31, 1 | 1990-07-31 |
Corrosion protection system for a pipeline crossing
Grant 4,932,810 - Austin June 12, 1 | 1990-06-12 |
Multifold vertical seismic profile acquisition method and technique for imaging the flank of a salt dome
Grant 4,926,393 - McClellan , et al. May 15, 1 | 1990-05-15 |
Method for determination of earth stratum elastic parameters using seismic energy
Grant 4,924,390 - Parsons , et al. May 8, 1 | 1990-05-08 |
Composition and method for sealing permeable subterranean formations
Grant 4,921,047 - Summers , et al. May 1, 1 | 1990-05-01 |
Method and apparatus for sensing disturbance using fiber-optic polarization rotation
Grant 4,922,095 - Gergely May 1, 1 | 1990-05-01 |
Detecting disturbance with cross polarized fiber optic sensing
Grant 4,918,303 - Gergely April 17, 1 | 1990-04-17 |
Method for stratigraphic correlation and reflection character analysis of setsmic signals
Grant 4,916,615 - Chittineni April 10, 1 | 1990-04-10 |
Method for servicing offshore well
Grant 4,905,763 - Sauer , et al. March 6, 1 | 1990-03-06 |
Method for plugging subterranean formations with siliceous gels
Grant 4,901,797 - Summers , et al. February 20, 1 | 1990-02-20 |
Low pressure hydrocyclone separator
Grant 4,900,445 - Flanigan , et al. February 13, 1 | 1990-02-13 |
Oil compositions containing alkyl amine or alkyl mercaptan derivatives of copolymers of an alpha olefin or an alkyl vinyl ether and an unsaturated alpha, beta-dicarboxylic copound
Grant 4,900,331 - Le February 13, 1 | 1990-02-13 |
Preparation of lower sulfur and higher sulfur cokes
Grant 4,894,144 - Newman , et al. January 16, 1 | 1990-01-16 |
Microwave emulsion treater with controlled feed water content
Grant 4,889,639 - Hudgins , et al. December 26, 1 | 1989-12-26 |
Method and apparatus for measuring crystal formation
Grant 4,886,354 - Welch , et al. December 12, 1 | 1989-12-12 |
Process for secondary oil recovery utilizing propoxylated ethoxylated surfactants in seawater
Grant 4,886,120 - Shupe December 12, 1 | 1989-12-12 |
Compound hydraulic seismic source vibrator
Grant 4,885,726 - Myers December 5, 1 | 1989-12-05 |
Apparatus for tensioning a riser
Grant 4,883,387 - Myers , et al. November 28, 1 | 1989-11-28 |
Method for reducing pressure drop in the transportation of drag reducer
Grant 4,881,566 - Ubels , et al. November 21, 1 | 1989-11-21 |
Reservoir evaluation using partitioning tracer
Grant 4,876,449 - Casad , et al. October 24, 1 | 1989-10-24 |
Downhole orbital seismic source
Grant 4,874,061 - Cole October 17, 1 | 1989-10-17 |
Method and apparatus for retrieving a running tool/guideframe assembly
Grant 4,867,605 - Myers , et al. September 19, 1 | 1989-09-19 |
Pressure monitoring apparatus
Grant 4,867,237 - Wilson , et al. September 19, 1 | 1989-09-19 |
Downhole seismic sources
Grant 4,862,990 - Cole September 5, 1 | 1989-09-05 |
Inhibition of reservoir scale
Grant 4,860,829 - Carlberg , et al. August 29, 1 | 1989-08-29 |
Offshore drilling/production platform with a retractable work deck
Grant 4,861,196 - Folse August 29, 1 | 1989-08-29 |
Method for making a partitioning radioactive tracer
Grant 4,857,234 - Gant August 15, 1 | 1989-08-15 |
Inhibition of hydrate formation
Grant 4,856,593 - Matthews , et al. August 15, 1 | 1989-08-15 |
Method for monitoring and controlling scale formation in a well
Grant 4,856,584 - Seidner August 15, 1 | 1989-08-15 |
Variable angle refractory anchor for connecting surfaces
Grant 4,852,324 - Page August 1, 1 | 1989-08-01 |
Microwave emulsion treater with internal coalescer
Grant 4,853,119 - Wolf , et al. August 1, 1 | 1989-08-01 |
Variable cylinder hydraulic vibrator and control system
Grant RE32,995 - Fair July 25, 1 | 1989-07-25 |
Formation fracturing process
Grant 4,848,467 - Cantu , et al. July 18, 1 | 1989-07-18 |
Mooring apparatus and method of installation for deep water tension leg platform
Grant 4,844,659 - Hunter , et al. July 4, 1 | 1989-07-04 |
Low pressure hydrocyclone separator
Grant 4,844,817 - Flanigan , et al. July 4, 1 | 1989-07-04 |
Through-tubing perforating apparatus
Grant 4,844,167 - Clark July 4, 1 | 1989-07-04 |
Method for continuous estimation by non-linear signal matching of seismic traces
Grant 4,841,444 - Chittineni June 20, 1 | 1989-06-20 |
Process for converting sulfide ion to innocuous, solubile sulfur species
Grant 4,839,154 - Allison , et al. June 13, 1 | 1989-06-13 |
Oil removal from waterflooding injection water
Grant 4,836,935 - Lilienthal June 6, 1 | 1989-06-06 |
Method and apparatus for detecting formation hydrocarbons in mud returns, and the like
Grant 4,833,915 - Radd , et al. May 30, 1 | 1989-05-30 |
Reducing the permeability of a rock formation
Grant 4,819,723 - Whitfill , et al. April 11, 1 | 1989-04-11 |
Reducing the permeability of a rock formation
Grant 4,817,721 - Pober April 4, 1 | 1989-04-04 |
Method and apparatus for deepwater drilling
Grant 4,813,495 - Leach March 21, 1 | 1989-03-21 |
Microwave emulsion treater with oily water recycle for water load
Grant 4,810,375 - Hudgins , et al. March 7, 1 | 1989-03-07 |
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