| Patent | Date |
|---|
Stabilized Water-dispersible Latex Additives For Drilling Fluids
App 20220041915 - Clapper; Dennis K. ; et al. | 2022-02-10 |
Liquid loaded powders made from hybrid calcium carbonate for oil and gas drilling fluids
Grant 10,400,152 - Clapper Sep | 2019-09-03 |
Electrically Conductive Oil-based Fluids
App 20190225856 - Yang; Jianzhong ; et al. | 2019-07-25 |
Electrically conductive oil-based fluids
Grant 10,280,356 - Yang , et al. | 2019-05-07 |
Polymer-modified asphalt for drilling fluid applications
Grant 10,221,636 - Clapper , et al. | 2019-03-05 |
Polymer-modified Asphalt For Drilling Fluid Applications
App 20180251666 - CLAPPER; Dennis K. ; et al. | 2018-09-06 |
Liquid Loaded Powders Made From Hybrid Calcium Carbonate For Oil And Gas Drilling Fluids
App 20180051200 - CLAPPER; DENNIS K. | 2018-02-22 |
Downhole Fluid Compositions And Methods Of Using Carbon Black Particles
App 20160326423 - Yang; Jianzhong ; et al. | 2016-11-10 |
Electrically Conductive Oil-based Fluids
App 20160017202 - Yang; Jianzhong ; et al. | 2016-01-21 |
Lubricating compositions for use with downhole fluids
Grant 8,716,197 - Otto , et al. May 6, 2 | 2014-05-06 |
Estimating drill cutting origination depth using marking agents
Grant 8,627,902 - Hammer , et al. January 14, 2 | 2014-01-14 |
Lubricating Compositions for Use with Downhole Fluids
App 20130217602 - Otto; Michael J. ; et al. | 2013-08-22 |
Estimating Drill Cutting Origination Depth Using Marking Agents
App 20120325465 - Hammer; Aaron C. ; et al. | 2012-12-27 |
Method for lubricating and/or reducing corrosion of drilling equipment
Grant 8,273,689 - Otto , et al. September 25, 2 | 2012-09-25 |
Drilling fluids with redispersible polymer powders
Grant 8,053,394 - Xiang , et al. November 8, 2 | 2011-11-08 |
Drilling Fluids With Redispersible Polymer Powders
App 20100210481 - Xiang; Tao ; et al. | 2010-08-19 |
Method and drilling fluid systems and lost circulation pills adapted to maintain the particle size distribution of component latex particles before and after freezing of the latex particles in the presence of water
Grant 7,749,943 - Xiang , et al. July 6, 2 | 2010-07-06 |
Water-based drilling fluids using latex additives
Grant 7,393,813 - Halliday , et al. July 1, 2 | 2008-07-01 |
Fluid loss control and sealing agent for drilling depleted sand formations
Grant 7,271,131 - Halliday , et al. September 18, 2 | 2007-09-18 |
Drilling fluids with redispersible polymer powders
App 20060270562 - Xiang; Tao ; et al. | 2006-11-30 |
Drilling fluid systems comprising latex particle(s)
App 20060116294 - Xiang; Tao ; et al. | 2006-06-01 |
Lubricant composition
App 20050197255 - Otto, Michael J. ; et al. | 2005-09-08 |
Acid soluble, high fluid loss pill for lost circulation
Grant 6,790,812 - Halliday , et al. September 14, 2 | 2004-09-14 |
Fluid loss control and sealing agent for drilling depleted sand formations
App 20040132625 - Halliday, William S. ; et al. | 2004-07-08 |
Water-based drilling fluids using latex additives
Grant 6,703,351 - Stowe, II , et al. March 9, 2 | 2004-03-09 |
Low molecular weight water soluble organic compounds as crystallization point suppressants in brines
Grant 6,635,604 - Halliday , et al. October 21, 2 | 2003-10-21 |
Acid soluble, high fluid loss pill for lost circulation
App 20030195120 - Halliday, William S. ; et al. | 2003-10-16 |
Water-based drilling fluids using latex additives
App 20020160919 - Stowe, Calvin Joseph II ; et al. | 2002-10-31 |
Polyalkyl methacrylate copolymers for rheological modification and filtration control for ester and synthetic based drilling fluids
Grant 6,204,224 - Quintero , et al. March 20, 2 | 2001-03-20 |
Blends of glycol derivatives as gas hydrate inhibitors in water base drilling, drill-in, and completion fluids
Grant 6,165,945 - Halliday , et al. December 26, 2 | 2000-12-26 |
Glycols as gas hydrate inhibitors in drilling, drill-in, and completion fluids
Grant 6,080,704 - Halliday , et al. June 27, 2 | 2000-06-27 |
Fluids for use in drilling and completion operations comprising water insoluble colloidal complexes for improved rheology and filtration control
Grant 5,919,738 - Norfleet , et al. July 6, 1 | 1999-07-06 |
Hydrocarbon invert emulsions for use in well drilling operations
Grant 5,141,920 - Bland , et al. * August 25, 1 | 1992-08-25 |
Modified non-polluting liquid phase shale swelling inhibition drilling fluid and method of using same
Grant 4,963,273 - Perricone , et al. * October 16, 1 | 1990-10-16 |
Modified non-polluting liquid phase shale swelling inhibition drilling fluid
Grant 4,941,981 - Perricone , et al. * July 17, 1 | 1990-07-17 |
Modified non-polluting liquid phase shale swelling inhibition drilling fluid and method of using same
Grant 4,830,765 - Perricone , et al. May 16, 1 | 1989-05-16 |
Filtration control additive for invert emulsion drilling fluids and method of preparation
Grant 4,735,732 - Clapper , et al. * April 5, 1 | 1988-04-05 |
Filtration control additive for invert emulsion drilling fluids and method of preparation
Grant 4,728,444 - Clapper , et al. March 1, 1 | 1988-03-01 |
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