loadpatents
Patent applications and USPTO patent grants for Esso Production Research Company.The latest application filed is for "proportional chemical injection system".
Patent | Date |
---|---|
Proportional Chemical Injection System Grant 3,856,677 - Peters , et al. December 24, 1 | 1974-12-24 |
Anode Containing Pin-type Inserts Grant 3,844,921 - Benedict October 29, 1 | 1974-10-29 |
Clamp Connectors Grant 3,843,168 - Morrill , et al. October 22, 1 | 1974-10-22 |
Motion Decoupled Skimmer For Removing Oil From The Surface Of Calm Or Disturbed Water Grant 3,830,370 - Glaeser , et al. August 20, 1 | 1974-08-20 |
Liquid-liquid Separation Grant 3,830,371 - Garcia August 20, 1 | 1974-08-20 |
Coupling Assembly Grant 3,829,816 - Barry , et al. August 13, 1 | 1974-08-13 |
Method Of Mounting And Maintaining Electric Conductor In A Drill String Grant 3,825,078 - Heilhecker , et al. July 23, 1 | 1974-07-23 |
Connection For Pipe Joints Grant 3,822,902 - Maurer , et al. July 9, 1 | 1974-07-09 |
Method And Apparatus For Controlling Hydrostatic Pressure Gradient In Offshore Drilling Operations Grant 3,815,673 - Bruce , et al. June 11, 1 | 1974-06-11 |
Wireline Operated Subsurface Safety Valve Grant 3,815,675 - Peters June 11, 1 | 1974-06-11 |
Method For Operating In Wells Grant 3,815,677 - Pennebaker, Jr. June 11, 1 | 1974-06-11 |
Method For Installing An Electric Conductor In A Drill String Grant 3,807,502 - Heilhecker , et al. April 30, 1 | 1974-04-30 |
Fluid End For A Plunger Pump Grant 3,801,234 - Love , et al. April 2, 1 | 1974-04-02 |
Enhancing The Recovery Of Oil From Subterranean Formations Grant 3,799,263 - Prillieux , et al. March 26, 1 | 1974-03-26 |
Technique For Measuring Fluid Drift Grant 3,799,261 - Deans , et al. March 26, 1 | 1974-03-26 |
Compartmented Underwater Equipment Grant 3,799,191 - Burkhardt , et al. March 26, 1 | 1974-03-26 |
Fracturing Method Using Acid External Emulsions Grant 3,799,266 - Kiel March 26, 1 | 1974-03-26 |
Surface Controlled Subsurface Safety Valve Grant 3,794,112 - Hill February 26, 1 | 1974-02-26 |
Marine Seismic Cable Buoyancy System Grant 3,794,965 - Charske February 26, 1 | 1974-02-26 |
Removable Tubular Insert For Reducing Erosion In Headers Grant 3,785,402 - Collier January 15, 1 | 1974-01-15 |
Thermal Oil Recovery Technique Grant 3,782,470 - West , et al. January 1, 1 | 1974-01-01 |
Method And Apparatus For Controlling Wells Grant 3,780,809 - Ayers, Jr. , et al. December 25, 1 | 1973-12-25 |
Gravel-packing Method And Composition Grant 3,780,807 - Graham , et al. December 25, 1 | 1973-12-25 |
Subsea Production System Grant 3,777,812 - Burkhardt , et al. December 11, 1 | 1973-12-11 |
Tandem Packing For A Reciprocating Pump Grant 3,776,558 - Maurer , et al. December 4, 1 | 1973-12-04 |
Method And Apparatus For Making Remote Pipeline Connections Grant 3,775,986 - Daughtry December 4, 1 | 1973-12-04 |
Method Of Treating A Well Using A Volatile Hydrocarbon Liquid Grant 3,766,986 - Kiel October 23, 1 | 1973-10-23 |
Method And Apparatus For Treating A Drilling Fluid Grant 3,766,997 - Heilhecker , et al. October 23, 1 | 1973-10-23 |
Offshore Structure Having A Removable Pivot Assembly Grant 3,766,582 - Lloyd , et al. October 23, 1 | 1973-10-23 |
Treatment Of Wells With Fluids Containing Complexes Grant 3,760,881 - Kiel September 25, 1 | 1973-09-25 |
Swivel Grant 3,752,507 - Maurer , et al. August 14, 1 | 1973-08-14 |
Leak-proof, Threaded Connections Grant 3,745,820 - Weiner July 17, 1 | 1973-07-17 |
Apparatus For Determining Temperature Distribution Around A Well Grant 3,745,822 - Pierce , et al. July 17, 1 | 1973-07-17 |
Marine Seismic Source Grant 3,744,020 - Kirby July 3, 1 | 1973-07-03 |
Method Of Withdrawing Hazardous Gases From Subterranean Formations Grant 3,743,355 - Blackwell , et al. July 3, 1 | 1973-07-03 |
Thermal Process For Recovering Oil Grant 3,739,852 - Woods , et al. June 19, 1 | 1973-06-19 |
Method And Apparatus For Assembling An Offshore Structure Grant 3,736,756 - Lloyd June 5, 1 | 1973-06-05 |
Seismic Exploration Using The Common Reflection Point Technique Grant 3,731,270 - Penhollow May 1, 1 | 1973-05-01 |
Subsurface Safety Valve Grant 3,724,475 - Ruppel April 3, 1 | 1973-04-03 |
Hydraulic Fracturing Method Grant 3,722,595 - Kiel March 27, 1 | 1973-03-27 |
Apparatus For Rotatably Suspending A Pipe String In A Well Grant 3,720,261 - Heilhecker , et al. March 13, 1 | 1973-03-13 |
Method Of Fracturing Subterranean Formations Using Oil-in-water Emulsions Grant 3,710,865 - Kiel January 16, 1 | 1973-01-16 |
Method For Determining Aqueous Activity Of Subsurface Formations Grant 3,702,564 - Chenevert November 14, 1 | 1972-11-14 |
Method For Fracturing Subterranean Formations Grant 3,700,032 - Terry , et al. October 24, 1 | 1972-10-24 |
Submerged Hydraulic System Grant 3,677,001 - Childers , et al. July 18, 1 | 1972-07-18 |
Conducting Operations In A Well Through A Normally Closed Valve Grant 3,675,718 - Kanady July 11, 1 | 1972-07-11 |
Method For Subsurface Flowline Connection Grant 3,670,513 - Matthews, Jr. June 20, 1 | 1972-06-20 |
Articulated Structural Support Linkage Grant 3,670,515 - Lloyd June 20, 1 | 1972-06-20 |
Hydraulic Fracturing Method Grant 3,664,426 - Chenevert May 23, 1 | 1972-05-23 |
Well Insulation Method Grant 3,664,425 - Penberthy , et al. May 23, 1 | 1972-05-23 |
Hydraulic Fracturing Using Petroleum Coke Grant 3,664,420 - Graham , et al. May 23, 1 | 1972-05-23 |
Determination Of Ice Thickness Grant 3,665,466 - Hibbard May 23, 1 | 1972-05-23 |
Hydraulic Fracturing Using Reinforced Resin Pellets Grant 3,659,651 - Graham May 2, 1 | 1972-05-02 |
Artificial Lift System Grant 3,653,717 - Rich , et al. April 4, 1 | 1972-04-04 |
Plastic Oil Barrier Grant 3,653,213 - Childers April 4, 1 | 1972-04-04 |
Multi-string Tubingless Completion Technique Grant 3,653,435 - Reistle, III , et al. April 4, 1 | 1972-04-04 |
Viscous Surfactant Waterflooding Grant 3,653,437 - Gale , et al. April 4, 1 | 1972-04-04 |
Method For Sealing Nozzles In A Drill Bit Grant 3,645,331 - Maurer , et al. February 29, 1 | 1972-02-29 |
Erosion Drilling Grant 3,645,346 - Miller , et al. February 29, 1 | 1972-02-29 |
Flexible Connection For Rotating Blowout Preventer Grant 3,638,721 - Harrison February 1, 1 | 1972-02-01 |
Metal-to-metal Seal Grant 3,637,223 - Weber January 25, 1 | 1972-01-25 |
Surfactant Flooding Process Grant 3,637,017 - Gale , et al. January 25, 1 | 1972-01-25 |
Method For Drilling Wells Grant 3,633,689 - Christman January 11, 1 | 1972-01-11 |
Water-base Well Fluids For Shale Stability And Use Thereof Grant 3,628,615 - Chenevert December 21, 1 | 1971-12-21 |
Removable Pipe Connector Grant 3,628,812 - Larralde , et al. December 21, 1 | 1971-12-21 |
Remotely Operated Rotating Wellhead Grant 3,621,912 - Wooddy, Jr. , et al. November 23, 1 | 1971-11-23 |
Method For Consolidating Incompetent Formations Grant 3,612,181 - Brooks, Jr. October 12, 1 | 1971-10-12 |
Well Perforating And Treating Apparatus Grant 3,612,189 - Brooks , et al. October 12, 1 | 1971-10-12 |
Apparatus And Method For Gravel Packing Wells Grant 3,602,307 - Price , et al. August 31, 1 | 1971-08-31 |
Calibration Method For Percent Oil Detector Grant 3,602,033 - Burrell , et al. August 31, 1 | 1971-08-31 |
Method And Apparatus For Installing Offshore Flow Lines Grant 3,595,312 - Matthews, Jr. July 27, 1 | 1971-07-27 |
Detecting Changes In Rock Properties In A Formation By Pulse Testing Grant 3,586,105 - Johnson , et al. June 22, 1 | 1971-06-22 |
Pile Splice Grant 3,585,803 - Bardgette June 22, 1 | 1971-06-22 |
Gated Spectral Well Logging Radiation Detection System Grant 3,582,655 - Hoyer , et al. June 1, 1 | 1971-06-01 |
Thermal Well Completion Method And Apparatus Grant 3,578,084 - Bombardieri , et al. May 11, 1 | 1971-05-11 |
Seismic Source For Use While Submerged In A Liquid Medium Grant 3,563,334 - McCarter February 16, 1 | 1971-02-16 |
Method And Apparatus For Landing Well Pipe In Permafrost Formations Grant 3,561,531 - Miller February 9, 1 | 1971-02-09 |
Retrievable Wireline Lubricator And Method Of Use Grant 3,556,209 - January 19, 1 | 1971-01-19 |
Pipe Alignment Apparatus Grant 3,554,278 - Reistle, III , et al. January 12, 1 | 1971-01-12 |
Process Of Hydraulic Fracturing With Viscous Oil-in-water Emulsion Grant 3,552,494 - Kiel January 5, 1 | 1971-01-05 |
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