| Patent | Date |
|---|
Multi-component aqueous gel solution for control of delayed gelation timing and for resulting gel properties
Grant 8,822,388 - Burns , et al. September 2, 2 | 2014-09-02 |
Method for treating an underground formation
Grant 7,510,004 - Hessert , et al. March 31, 2 | 2009-03-31 |
Multi-component Aqueous Gel Solution For Control Of Delayed Gelation Timing And For Resulting Gel Properties
App 20080125334 - BURNS; LYLE D. ; et al. | 2008-05-29 |
Method and composition for forming water impermeable barrier
Grant 6,667,279 - Hessert , et al. December 23, 2 | 2003-12-23 |
Treatment of subsurface gas-bearing formations to reduce water production therefrom
Grant 4,276,935 - Hessert , et al. July 7, 1 | 1981-07-07 |
Composition for acidizing subterranean formations
Grant 4,169,797 - Johnston, Jr. , et al. October 2, 1 | 1979-10-02 |
Composition for acidizing subterranean formations
Grant 4,146,486 - Hessert , et al. March 27, 1 | 1979-03-27 |
Aqueous gelable compositions having extended gelation time and methods of preparing same
Grant 4,110,230 - Hessert , et al. August 29, 1 | 1978-08-29 |
Method of drilling a borehole using gelled polymers
Grant RE29,716 - Clampitt , et al. * August 1, 1 | 1978-08-01 |
Oil recovery method using in situ-partitioning surfactant flood systems
Grant 4,079,785 - Hessert , et al. March 21, 1 | 1978-03-21 |
Method for acidizing subterranean formations
Grant 4,068,719 - Clampitt , et al. January 17, 1 | 1978-01-17 |
Method for acidizing subterranean formations
Grant 4,068,720 - Hessert , et al. January 17, 1 | 1978-01-17 |
Method for acidizing subterranean formations
Grant 4,068,714 - Hessert , et al. January 17, 1 | 1978-01-17 |
Cellulose ether-polyacrylamide aqueous gels
Grant 4,043,921 - Hessert , et al. August 23, 1 | 1977-08-23 |
Gel formation by polymer crosslinking
Grant 4,040,484 - Hessert August 9, 1 | 1977-08-09 |
Method for treating subterranean formations with cellulose ether-polyacrylamide aqueous gels
Grant 3,971,440 - Hessert , et al. July 27, 1 | 1976-07-27 |
Aqueous gels for plugging fractures in subterranean formation and production of said aqueous gels
Grant 3,955,998 - Clampitt , et al. May 11, 1 | 1976-05-11 |
Method for reducing the permeability of subterranean formations to brines
Grant 3,949,811 - Threlkeld , et al. * April 13, 1 | 1976-04-13 |
Method for reducing formation permeability with gelled polymer solution having delayed gel time
Grant 3,926,258 - Hessert , et al. December 16, 1 | 1975-12-16 |
Method of treating subterranean formations with aqueous gels
Grant 3,908,760 - Clampitt , et al. September 30, 1 | 1975-09-30 |
Gelled polymers and methods of preparing same
Grant 3,909,423 - Hessert , et al. September 30, 1 | 1975-09-30 |
Aqueous gels and uses thereof
Grant 3,900,406 - Clampitt , et al. August 19, 1 | 1975-08-19 |
Shutting off water in gas wells
Grant 3,881,552 - Hessert May 6, 1 | 1975-05-06 |
Plugging Or Sealing Fractures In Formations
Grant 3,845,822 - Clampitt , et al. November 5, 1 | 1974-11-05 |
Method Of Reducing Lost Circulation During Well Drilling
Grant 3,818,998 - Hessert June 25, 1 | 1974-06-25 |
Method For Controlling Formation Permeability
Grant 3,785,437 - Clampitt , et al. January 15, 1 | 1974-01-15 |
Method For Reducing Gas Production
Grant 3,782,467 - Hessert January 1, 1 | 1974-01-01 |
Methods Of Using Gelled Polymers In The Treatment Of Wells
Grant 3,749,172 - Hessert , et al. July 31, 1 | 1973-07-31 |
Aqueous Gels And Uses Thereof
Grant 3,727,687 - Clampitt , et al. April 17, 1 | 1973-04-17 |
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