| Patent | Date |
|---|
NOx conversion catalyst rejuvenation process
Grant 6,482,762 - Ruffin , et al. November 19, 2 | 2002-11-19 |
Reformulated reduced pollution diesel fuel
Grant 6,461,497 - Pedersen October 8, 2 | 2002-10-08 |
Tandem spacer fluid system and method for positioning a cement slurry in a wellbore annulus
App 20010042622 - Chan, Albert F. | 2001-11-22 |
Drilling of laterals from a wellbore
Grant 6,318,480 - Hearn November 20, 2 | 2001-11-20 |
Oil and gas production with downhole separation and reinjection of gas
Grant 6,283,204 - Brady , et al. September 4, 2 | 2001-09-04 |
Tandem spacer fluid system and method for positioning a cement slurry in a wellbore annulus
Grant 6,283,213 - Chan September 4, 2 | 2001-09-04 |
Gel-breaker composition and a method for breaking a gel
Grant 6,265,355 - Lai , et al. July 24, 2 | 2001-07-24 |
Apparatus and method for collecting and recycling a petroleum by-product
Grant 6,258,332 - Johnson , et al. July 10, 2 | 2001-07-10 |
Integrated process for converting hydrocarbon gas to liquids
Grant 6,248,794 - Gieskes June 19, 2 | 2001-06-19 |
Petroleum production optimization utilizing adaptive network and genetic algorithm techniques
Grant 6,236,894 - Stoisits , et al. May 22, 2 | 2001-05-22 |
Method and apparatus for producing fluids while injecting gas through the same wellbore
Grant 6,209,641 - Stevenson April 3, 2 | 2001-04-03 |
Oil and gas production with downhole separation and compression of gas
Grant 6,189,614 - Brady , et al. February 20, 2 | 2001-02-20 |
Method for determining the relative clay content of well core
Grant 6,166,546 - Scheihing , et al. December 26, 2 | 2000-12-26 |
Method for strengthening a subterranean formation
Grant 6,152,234 - Newhouse , et al. November 28, 2 | 2000-11-28 |
System for attenuating high order free surface multiples from a seismic shot record using a genetic procedure
Grant 6,154,705 - McCormack , et al. November 28, 2 | 2000-11-28 |
Method of treating subterranean gas hydrate formations
Grant 6,148,911 - Gipson , et al. November 21, 2 | 2000-11-21 |
Sensor in bit for measuring formation properties while drilling
Grant 6,150,822 - Hong , et al. November 21, 2 | 2000-11-21 |
Method and system for separating and disposing of solids from produced fluids
Grant 6,119,779 - Gipson , et al. September 19, 2 | 2000-09-19 |
Downhole build-up pressure test using coiled tubing
Grant 6,116,340 - Wilson , et al. September 12, 2 | 2000-09-12 |
Method for cleaning wellbore surfaces using coiled tubing with a surfactant composition
Grant 6,112,814 - Chan , et al. September 5, 2 | 2000-09-05 |
Acidic surfactant composition and method for cleaning wellbore and flowline surfaces using the surfactant composition
Grant 6,110,885 - Chan August 29, 2 | 2000-08-29 |
Service station island transaction terminal
Grant 6,092,629 - Bohnert , et al. July 25, 2 | 2000-07-25 |
Surfactant blends for well operation
Grant 6,090,754 - Chan , et al. July 18, 2 | 2000-07-18 |
Through-tubing, retrievable downhole pump system
Grant 6,089,832 - Patterson July 18, 2 | 2000-07-18 |
Fracturing method for horizontal wells
Grant 6,070,666 - Montgomery June 6, 2 | 2000-06-06 |
Method and system for separating and injecting water in a wellbore
Grant 6,056,054 - Brady , et al. May 2, 2 | 2000-05-02 |
Elastic impedance estimation for inversion of far offset seismic sections
Grant 6,058,073 - VerWest May 2, 2 | 2000-05-02 |
Method and system for detecting hydrocarbon reservoirs using amplitude-versus-offset analysis with improved measurement of background statistics
Grant 6,058,074 - Swan , et al. May 2, 2 | 2000-05-02 |
Method for transporting a heavy crude oil produced via a wellbore from a subterranean formation to a market location and converting it into a distillate product stream using a solvent deasphalting process
Grant 6,054,496 - Crane , et al. April 25, 2 | 2000-04-25 |
Method and system for separating and injecting gas in a wellbore
Grant 6,035,934 - Stevenson , et al. March 14, 2 | 2000-03-14 |
Method and system for increasing oil production from an oil well producing a mixture of oil and gas
Grant 6,032,737 - Brady , et al. March 7, 2 | 2000-03-07 |
Method and apparatus for commingling and producing fluids from multiple production reservoirs
Grant 6,026,904 - Burd , et al. February 22, 2 | 2000-02-22 |
Method and system for separating and injecting gas in a wellbore
Grant 6,026,901 - Brady , et al. February 22, 2 | 2000-02-22 |
Method for stimulating a wellbore penetrating a solid carbonaceous subterranean formation
Grant 6,024,171 - Montgomery , et al. February 15, 2 | 2000-02-15 |
Method and system for correcting for offset-dependent directivity effects in seismic survey signals
Grant 6,026,057 - Byun , et al. February 15, 2 | 2000-02-15 |
Production in frigid environments
Grant 6,009,940 - Eck , et al. January 4, 2 | 2000-01-04 |
Surfactant composition and method for cleaning wellbore and oil field surfaces using the surfactant composition
Grant 5,996,692 - Chan , et al. December 7, 1 | 1999-12-07 |
Method and system for increasing oil production from an oil well producing a mixture of oil and gas
Grant 5,992,521 - Bergren , et al. November 30, 1 | 1999-11-30 |
Cement composition
Grant 5,989,336 - Carpenter , et al. November 23, 1 | 1999-11-23 |
Automated extraction of fault surfaces from 3-D seismic prospecting data
Grant 5,987,388 - Crawford , et al. November 16, 1 | 1999-11-16 |
Method and system for determining normal moveout parameters for long offset seismic survey signals
Grant 5,982,706 - Byun November 9, 1 | 1999-11-09 |
Acidic surfactant composition and method for cleaning wellbore and flowline surfaces using the surfactant composition
Grant 5,977,032 - Chan November 2, 1 | 1999-11-02 |
Universal well cement additives and methods
Grant 5,972,103 - Mehta , et al. October 26, 1 | 1999-10-26 |
Universal well cement additives and methods
Grant 5,968,255 - Mehta , et al. October 19, 1 | 1999-10-19 |
Method for generating a flow profile of a wellbore using resistivity logs
Grant 5,963,037 - Brady , et al. October 5, 1 | 1999-10-05 |
Turbine power plant having minimal-contact brush seal augmented labyrinth seal
Grant 5,961,279 - Ingistov October 5, 1 | 1999-10-05 |
System and method for determining earth fracture propagation
Grant 5,963,508 - Withers October 5, 1 | 1999-10-05 |
Method of producing hydrogen from heavy crude oil using solvent deasphalting and partial oxidation methods
Grant 5,958,365 - Liu September 28, 1 | 1999-09-28 |
Methane conversion process
Grant 5,959,170 - Withers, Jr. September 28, 1 | 1999-09-28 |
Process to decontaminate soil
Grant 5,951,204 - Roberts , et al. September 14, 1 | 1999-09-14 |
Method for fracturing different zones from a single wellbore
Grant 5,947,200 - Montgomery September 7, 1 | 1999-09-07 |
Apparatus for milling a window in well tubular
Grant 5,944,101 - Hearn August 31, 1 | 1999-08-31 |
Method and apparatus for sealing a well bore and sidetracking a well from the well bore
Grant 5,937,955 - Nims , et al. August 17, 1 | 1999-08-17 |
Packed bed static mixer
Grant 5,938,328 - Pinto , et al. August 17, 1 | 1999-08-17 |
Method for producing from a subterranean formation via a wellbore, transporting and converting a heavy crude oil into a distillate product stream
Grant 5,935,423 - Crane , et al. August 10, 1 | 1999-08-10 |
Method and system for applying dispersive normal moveout corrections to seismic survey signals
Grant 5,933,789 - Byun , et al. August 3, 1 | 1999-08-03 |
Method for producing heavy crude oil via a wellbore from a subterranean formation and converting the heavy crude oil into a distillate product stream
Grant 5,929,125 - Crane , et al. July 27, 1 | 1999-07-27 |
System and method for measuring fluid properties by forming a coaxial transmission line in a cased well
Grant 5,926,024 - Blount , et al. July 20, 1 | 1999-07-20 |
Method and system for horizon interpretation of seismic surveys using surface draping
Grant 5,894,417 - Dorn April 13, 1 | 1999-04-13 |
Method for executing an instruction where the memory locations for data, operation to be performed and storing of the result are indicated by pointers
Grant 5,881,310 - Airhart , et al. March 9, 1 | 1999-03-09 |
Method and cement-drilling fluid cement composition for cementing a wellbore
Grant 5,874,387 - Carpenter , et al. February 23, 1 | 1999-02-23 |
Method for cleaning drilling fluid solids from a wellbore using a surfactant composition
Grant 5,874,386 - Chan , et al. February 23, 1 | 1999-02-23 |
Abstraction of multiple-format geological and geophysical data for oil and gas exploration and production analysis
Grant 5,873,049 - Bielak , et al. February 16, 1 | 1999-02-16 |
Method and spacer fluid composition for displacing drilling fluid from a wellbore
Grant 5,866,517 - Carpenter , et al. February 2, 1 | 1999-02-02 |
Coiled-tubing reel having a mechanical restraint
Grant 5,865,392 - Blount , et al. February 2, 1 | 1999-02-02 |
Through-tubing rotary drilling
Grant 5,860,474 - Stoltz , et al. January 19, 1 | 1999-01-19 |
Method and system for detecting hydrocarbon reservoirs using statistical normalization of amplitude-versus-offset indicators based upon seismic signals
Grant 5,862,100 - VerWest January 19, 1 | 1999-01-19 |
Surfactant blends for well operations
Grant 5,830,831 - Chan , et al. November 3, 1 | 1998-11-03 |
System and method for generating bills of lading for liquid commodity shipments
Grant 5,822,716 - Morell , et al. October 13, 1 | 1998-10-13 |
System for transacting fuel purchases using an island transaction terminal
Grant 5,797,470 - Bohnert , et al. August 25, 1 | 1998-08-25 |
Method for increasing oil production from an oil well producing a mixture of oil and gas
Grant 5,794,697 - Wolflick , et al. August 18, 1 | 1998-08-18 |
Well completion spacer fluids and methods
Grant 5,789,352 - Carpenter , et al. August 4, 1 | 1998-08-04 |
Method and system for detecting hydrocarbon reservoirs using amplitude versus offset analysis of seismic signals
Grant 5,784,334 - Sena , et al. July 21, 1 | 1998-07-21 |
Amplitude and phase compensation in dual-sensor ocean bottom cable seismic data processing
Grant 5,774,417 - Corrigan , et al. June 30, 1 | 1998-06-30 |
System and program for locating seismic events during earth fracture propagation
Grant 5,771,170 - Withers , et al. June 23, 1 | 1998-06-23 |
Portable system for launching/catching pipeline pigs
Grant 5,769,955 - Kozisek June 23, 1 | 1998-06-23 |
Method and system for surface-consistent phase and time lag correction of seismic data
Grant 5,764,516 - Thompson , et al. June 9, 1 | 1998-06-09 |
Hydrocarbon reservoir connectivity tool using cells and pay indicators
Grant 5,757,663 - Lo , et al. May 26, 1 | 1998-05-26 |
Cementitious compositions and methods for use in subterranean wells
Grant 5,749,418 - Mehta , et al. May 12, 1 | 1998-05-12 |
Through-tubing, retrievable downhole submersible electrical pump and method of using same
Grant 5,746,582 - Patterson May 5, 1 | 1998-05-05 |
Method and apparatus for analyzing geological data using wavelet analysis
Grant 5,740,036 - Ahuja , et al. April 14, 1 | 1998-04-14 |
Wellbore infrared detection device and method
Grant 5,729,013 - Bergren, III March 17, 1 | 1998-03-17 |
Method for recovering oil from a gravity drainage formation
Grant 5,720,350 - McGuire February 24, 1 | 1998-02-24 |
High fidelity vibratory source seismic method with source separation
Grant 5,721,710 - Sallas , et al. February 24, 1 | 1998-02-24 |
Method and apparatus for source separation of seismic vibratory signals
Grant 5,719,821 - Sallas , et al. February 17, 1 | 1998-02-17 |
Semi-compositional simulation of hydrocarbon reservoirs
Grant 5,710,726 - Rowney , et al. January 20, 1 | 1998-01-20 |
Method and system for eliminating ghost reflections from ocean bottom cable seismic survey signals
Grant 5,696,734 - Corrigan December 9, 1 | 1997-12-09 |
Gas treatment method
Grant 5,693,297 - Turner , et al. December 2, 1 | 1997-12-02 |
Method and system for correcting seismic traces for normal move-out stretch effects
Grant 5,684,754 - Byun , et al. November 4, 1 | 1997-11-04 |
Methane conversion process
Grant RE35,632 - Leyshon October 14, 1 | 1997-10-14 |
Methane conversion process
Grant RE35,633 - Leyshon October 14, 1 | 1997-10-14 |
Fluid distribution system and method utilizing a radial splitter
Grant 5,670,093 - Payne September 23, 1 | 1997-09-23 |
Inspecting a conductive object with a steady state magnetic field and induced eddy current
Grant 5,670,878 - Katahara , et al. September 23, 1 | 1997-09-23 |
Method and apparatus for testing solenoids in a safety system by bypassing the solenoid operated pilot valve
Grant 5,665,898 - Smith , et al. September 9, 1 | 1997-09-09 |
Earth formation porosity estimation method
Grant 5,663,073 - Oraby September 2, 1 | 1997-09-02 |
Oil production and desanding method and apparatus
Grant 5,662,167 - Patterson , et al. September 2, 1 | 1997-09-02 |
Method and apparatus for detection of sand formations in amplitude-versus-offset seismic surveys
Grant 5,661,697 - Swan , et al. August 26, 1 | 1997-08-26 |
Method and apparatus for correlating geological structure horizons from velocity data to well observations
Grant 5,648,937 - Campbell July 15, 1 | 1997-07-15 |
Method of treatment of pipelines and other steel surfaces for improved coating adhesion
Grant 5,633,038 - Ruschau May 27, 1 | 1997-05-27 |
Method for increasing the production of petroleum from a subterranean formation penetrated by a wellbore
Grant 5,620,049 - Gipson , et al. April 15, 1 | 1997-04-15 |
Apparatus and method for sealing perforated well casing
Grant 5,613,557 - Blount , et al. March 25, 1 | 1997-03-25 |
Training idler assembly for a conveyor system
Grant 5,609,241 - Shaw March 11, 1 | 1997-03-11 |
Method and apparatus for installing acoustic sensors in a wellbore
Grant 5,607,015 - Bergren , et al. March 4, 1 | 1997-03-04 |
Training and certification system and method
Grant 5,590,057 - Fletcher , et al. December 31, 1 | 1996-12-31 |
Determining the length and azimuth of fractures in earth formations
Grant 5,574,218 - Withers November 12, 1 | 1996-11-12 |
Separator systems for well production fluids
Grant 5,570,744 - Weingarten , et al. November 5, 1 | 1996-11-05 |
Seismic velocity model optimization method using simulated annearling to determine prestack travel-times
Grant 5,570,321 - Bernitsas October 29, 1 | 1996-10-29 |
Method for mitigating slugs in a pipeline
Grant 5,564,456 - Kolpak , et al. October 15, 1 | 1996-10-15 |
Method and system for geophysical and geologic modeling
Grant 5,551,881 - Henderson , et al. September 3, 1 | 1996-09-03 |
Method for locating thin bed hydrocarbon reserves utilizing electrical anisotropy
Grant 5,550,473 - Klein August 27, 1 | 1996-08-27 |
Method for injecting fluid into a wellbore
Grant 5,544,705 - Jones , et al. August 13, 1 | 1996-08-13 |
Slug flow mitigation control system and method
Grant 5,544,672 - Payne , et al. August 13, 1 | 1996-08-13 |
Genetic method of scheduling the delivery of non-uniform inventory
Grant 5,541,848 - McCormack , et al. July 30, 1 | 1996-07-30 |
Generating multiple hydraulic fractures in earth formations for waste disposal
Grant 5,536,115 - Keck July 16, 1 | 1996-07-16 |
Systems and methods for measuring flow rates and densities of the components of oil, water and gas mixtures
Grant 5,535,632 - Kolpak July 16, 1 | 1996-07-16 |
Apparatus for downhole injection and mixing of fluids into a cement slurry
Grant 5,533,570 - Streich , et al. July 9, 1 | 1996-07-09 |
Downhole flow control in multiple wells
Grant 5,531,270 - Fletcher , et al. July 2, 1 | 1996-07-02 |
Method for altering flow profile of a subterranean formation during acid stimulation
Grant 5,529,122 - Thach June 25, 1 | 1996-06-25 |
Method for controlling fluid loss from wells into high conductivity earth formations
Grant 5,529,123 - Carpenter , et al. June 25, 1 | 1996-06-25 |
Measuring vibration of a fluid stream to determine gas fraction
Grant 5,524,475 - Kolpak , et al. June 11, 1 | 1996-06-11 |
Method for acoustically coupling sensors in a wellbore
Grant 5,524,709 - Withers June 11, 1 | 1996-06-11 |
Method for reducing the air reactivity of calcined petroleum coke
Grant 5,520,795 - Wong , et al. May 28, 1 | 1996-05-28 |
Seismic trace overburden correction method
Grant 5,515,335 - Swan May 7, 1 | 1996-05-07 |
Downhole instruments for well operations
Grant 5,512,889 - Fletcher April 30, 1 | 1996-04-30 |
System and method for monitoring the location of fractures in earth formations
Grant 5,503,225 - Withers April 2, 1 | 1996-04-02 |
Organic and metallic waste disposal in bentonite-water mixtures
Grant 5,502,267 - Aubert March 26, 1 | 1996-03-26 |
Hydraulic fracturing from deviated wells
Grant 5,497,831 - Hainey , et al. March 12, 1 | 1996-03-12 |
Subterranean disposal of wastes
Grant 5,489,740 - Fletcher February 6, 1 | 1996-02-06 |
Gas-liquid separator for well pumps
Grant 5,482,117 - Kolpak , et al. January 9, 1 | 1996-01-09 |
Sensor in bit for measuring formation properties while drilling including a drilling fluid ejection nozzle for ejecting a uniform layer of fluid over the sensor
Grant 5,475,309 - Hong , et al. December 12, 1 | 1995-12-12 |
Drilling with casing and retrievable bit-motor assembly
Grant 5,472,057 - Winfree December 5, 1 | 1995-12-05 |
System for recovery of oil from snow and ice surfaces
Grant 5,469,645 - Aiken November 28, 1 | 1995-11-28 |
Method of simulating a seismic survey
Grant 5,466,157 - Henderson , et al. November 14, 1 | 1995-11-14 |
Well pump base
Grant 5,464,188 - Priebe , et al. November 7, 1 | 1995-11-07 |
Method and apparatus for mixing and distributing fluids in a reactor
Grant 5,462,719 - Pedersen , et al. October 31, 1 | 1995-10-31 |
Waste disposal in subterranean earth formations
Grant 5,463,164 - Perkins October 31, 1 | 1995-10-31 |
Method of detecting cracks by measuring eddy current decay rate
Grant 5,461,313 - Bohon , et al. October 24, 1 | 1995-10-24 |
System for monitoring gas lift wells
Grant 5,458,200 - Lagerlef , et al. October 17, 1 | 1995-10-17 |
Well cleanout system and method
Grant 5,458,197 - Chan October 17, 1 | 1995-10-17 |
Apparatus and method for blocking well perforations
Grant 5,456,319 - Schmidt , et al. October 10, 1 | 1995-10-10 |
System and method for reducing hydrocarbons in wastewater
Grant 5,453,165 - Bachmann September 26, 1 | 1995-09-26 |
Chilled gas transmission system and method
Grant 5,442,934 - Wolflick August 22, 1 | 1995-08-22 |
Method for producing database coordinated drawings for a facility
Grant 5,444,843 - Nilsson , et al. August 22, 1 | 1995-08-22 |
Sample cell and probe for spectrophotometer
Grant 5,442,437 - Davidson August 15, 1 | 1995-08-15 |
Seismic data hydrocarbon indicator
Grant 5,440,525 - Dey-Sarkar , et al. August 8, 1 | 1995-08-08 |
Method of processing a sidestream with a hydrocyclone
Grant 5,437,800 - White-Stevens August 1, 1 | 1995-08-01 |
Multiphase fluid flow splitting and measurement
Grant 5,437,299 - Kolpak August 1, 1 | 1995-08-01 |
Lateral well drilling
Grant 5,435,400 - Smith July 25, 1 | 1995-07-25 |
Downhole gas-liquid separator for wells
Grant 5,431,228 - Weingarten , et al. July 11, 1 | 1995-07-11 |
Submersible mooring buoy
Grant 5,431,589 - Corona July 11, 1 | 1995-07-11 |
Method for real time process control of well stimulation
Grant 5,431,227 - Montgomery , et al. July 11, 1 | 1995-07-11 |
Method for acquiring marine seismic data having statistically distributed azimuths and offsets
Grant 5,430,689 - Rigsby , et al. * July 4, 1 | 1995-07-04 |
Method for sealing unwanted fractures in fluid-producing earth formations
Grant 5,425,421 - Coleman , et al. June 20, 1 | 1995-06-20 |
Vessel inspection system
Grant 5,425,279 - Clark , et al. June 20, 1 | 1995-06-20 |
Signal transmission through deflected well tubing
Grant 5,413,174 - Schmidt May 9, 1 | 1995-05-09 |
Overburden removal method with blast casting and excavating apparatus
Grant 5,413,047 - Evans , et al. May 9, 1 | 1995-05-09 |
Method for isolating multiple gravel packed zones in wells
Grant 5,411,090 - Cornette , et al. May 2, 1 | 1995-05-02 |
Subterranean disposal of liquid and slurried solids wastes
Grant 5,405,224 - Aubert , et al. April 11, 1 | 1995-04-11 |
Injection well flow measurement
Grant 5,404,948 - Fletcher April 11, 1 | 1995-04-11 |
Well treatment with artificial matrix and gel composition
Grant 5,404,951 - Lai , et al. April 11, 1 | 1995-04-11 |
Method of determining drillstring bottom hole assembly vibrations
Grant 5,402,677 - Paslay , et al. April 4, 1 | 1995-04-04 |
Multiphase fluid flow measurement
Grant 5,400,657 - Kolpak , et al. March 28, 1 | 1995-03-28 |
Gravel pack screen for well completions
Grant 5,394,938 - Cornette , et al. March 7, 1 | 1995-03-07 |
Adjustable riser pin pad holder with mounting provisions for a printer holder
Grant 5,394,994 - Coblentz , et al. March 7, 1 | 1995-03-07 |
Combined adjustable holder and mount for a point-of-sale keypad and printer
Grant D356,074 - Coblentz , et al. March 7, 1 | 1995-03-07 |
System for isolating multiple gravel packed zones in wells
Grant 5,392,850 - Cornette , et al. February 28, 1 | 1995-02-28 |
Isostatically corrected gravity displays
Grant 5,390,114 - Chapin February 14, 1 | 1995-02-14 |
Method for interpolating between two regions of a display
Grant 5,390,291 - Ohashi February 14, 1 | 1995-02-14 |
Slurry injection into disaggregated earth formations
Grant 5,387,737 - Schmidt , et al. February 7, 1 | 1995-02-07 |
Method for setting a whipstock in a wellbore
Grant 5,379,845 - Blount , et al. January 10, 1 | 1995-01-10 |
Well cleanout using caustic alkyl polyglycoside compositions
Grant 5,374,361 - Chan December 20, 1 | 1994-12-20 |
Cement slurries for wells
Grant 5,372,641 - Carpenter December 13, 1 | 1994-12-13 |
Over-pressured well fracturing method
Grant 5,370,187 - Ferguson , et al. December 6, 1 | 1994-12-06 |
Dispersant compositions comprising sulfonated isobutylene maleic anhydride copolymer for subterranean well drilling and completion
Grant 5,360,787 - Bloys , et al. November 1, 1 | 1994-11-01 |
Method for determining adulteration of gasolines
Grant 5,358,873 - Nowak October 25, 1 | 1994-10-25 |
Multiphase fluid flow measurement
Grant 5,353,646 - Kolpak October 11, 1 | 1994-10-11 |
Method of producing consistent high quality coke
Grant 5,350,503 - Freymeyer , et al. September 27, 1 | 1994-09-27 |
Gravel pack assembly with tubing seal
Grant 5,348,092 - Cornette , et al. September 20, 1 | 1994-09-20 |
Method and apparatus for setting a whipstock
Grant 5,346,017 - Blount , et al. September 13, 1 | 1994-09-13 |
Downholde gas/oil separation systems for wells
Grant 5,343,945 - Weingarten , et al. September 6, 1 | 1994-09-06 |
Method and apparatus for locating seepage from tanks
Grant 5,341,670 - Brook , et al. August 30, 1 | 1994-08-30 |
Geopressure analysis system
Grant 5,343,440 - Kan , et al. August 30, 1 | 1994-08-30 |
Fluid loss control system for gravel pack assembly
Grant 5,335,727 - Cornette , et al. August 9, 1 | 1994-08-09 |
Squeeze cementing method for wells
Grant 5,332,037 - Schmidt , et al. July 26, 1 | 1994-07-26 |
Gravel pack installations for wells
Grant 5,327,960 - Cornette , et al. July 12, 1 | 1994-07-12 |
Marine oil pollution fire fence
Grant 5,328,353 - Keenan July 12, 1 | 1994-07-12 |
Fractionator feed method
Grant 5,326,436 - Sampath , et al. July 5, 1 | 1994-07-05 |
Case cementing method and system
Grant 5,323,858 - Jones , et al. June 28, 1 | 1994-06-28 |
Revegetation method
Grant 5,323,720 - Moore, Jr. June 28, 1 | 1994-06-28 |
Torque limiter for auger gravel pack assembly
Grant 5,323,852 - Cornette , et al. June 28, 1 | 1994-06-28 |
Sand control screen and installation method for wells
Grant 5,320,178 - Cornette June 14, 1 | 1994-06-14 |
Waste disposal in hydraulically fractured earth formations
Grant 5,314,265 - Perkins , et al. May 24, 1 | 1994-05-24 |
Method and apparatus for treating hydrocarbon gas streams contaminated with carbonyl sulfide
Grant 5,314,666 - Palomares , et al. May 24, 1 | 1994-05-24 |
Torsional force transducer and method of operation
Grant 5,306,980 - Montgomery April 26, 1 | 1994-04-26 |
Method for detecting a marker dye in aged petroleum distillate fuels
Grant 5,304,493 - Nowak April 19, 1 | 1994-04-19 |
Earth drilling cuttings processing system
Grant 5,303,786 - Prestridge , et al. April 19, 1 | 1994-04-19 |
Method of cleaning tubular with frozen layered gelatin pig
Grant 5,300,152 - Lowther April 5, 1 | 1994-04-05 |
Drivepipe guide and installation method for wells
Grant 5,297,638 - Dolence, Jr. March 29, 1 | 1994-03-29 |
Technique for the remote detection of sea slicks
Grant 5,296,711 - Leonard , et al. March 22, 1 | 1994-03-22 |
Seismic velocity estimation method
Grant 5,297,108 - Swan March 22, 1 | 1994-03-22 |
High-stability foams for long-term suppression of hydrocarbon vapors
Grant 5,296,164 - Thach , et al. March 22, 1 | 1994-03-22 |
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