Patent | Date |
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Solubilized polymer concentrates, methods of preparation thereof, and well drilling and servicing fluids containing the same Grant 10,563,111 - Dobson, Jr. , et al. Feb | 2020-02-18 |
Earth metal peroxide fluidized compositions Grant 10,160,897 - Dobson, Jr. , et al. Dec | 2018-12-25 |
Treatment fluids with non-oxidizer class inorganic peroxide polymer breakers and methods of use thereof Grant 9,969,927 - Dobson, Jr. , et al. May 15, 2 | 2018-05-15 |
Dissipative surfactant aqueous-based drilling system for use in hydrocarbon recovery operations from heavy oil and tar sands Grant 9,856,409 - Dobson, Jr. , et al. January 2, 2 | 2018-01-02 |
Ultra high viscosity pill and methods for use with an oil-based drilling system Grant 9,850,417 - Dobson, Jr. , et al. December 26, 2 | 2017-12-26 |
Earth Metal Peroxide Fluidized Compositions App 20170327725 - Dobson, JR.; James W. ;   et al. | 2017-11-16 |
Earth metal peroxide fluidized compositions Grant 9,725,637 - Dobson, Jr. , et al. August 8, 2 | 2017-08-08 |
Solubilized Polymer Concentrates, Methods of Preparation Thereof, and Well Drilling and Servicing Fluids Containing the Same App 20170166796 - Dobson, JR.; James W. ;   et al. | 2017-06-15 |
Dissipative Surfactant Aqueous-Based Drilling System for Use in Hydrocarbon Recovery Operations from Heavy Oil and Tar Sands App 20150166866 - Dobson, JR.; James W. ;   et al. | 2015-06-18 |
Treatment Fluids with Non-Oxidizer Class Inorganic Peroxide Polymer Breakers and Methods of Use Thereof App 20140349897 - Dobson, JR.; James W. ;   et al. | 2014-11-27 |
Solubilized Polymer Concentrates, Methods of Preparation Thereof, and Well Drilling and Servicing Fluids Containing the Same App 20140051606 - Dobson, JR.; James W. ;   et al. | 2014-02-20 |
Methods and Compositions for the Controlled Crosslinking and Viscosifying of Well Servicing Fluids Utilizing Mixed Borate Hydrocarbon-Based Suspensions App 20140034323 - Dobson, JR.; James W. ;   et al. | 2014-02-06 |
Earth Metal Peroxide Fluidized Compositions App 20130206416 - DOBSON, JR.; James W. ;   et al. | 2013-08-15 |
Ultra High Viscosity Pill and Methods for Use with an Oil-Based Drilling System App 20130130944 - Dobson, JR.; James W. ;   et al. | 2013-05-23 |
Dissipative Surfactant Aqueous-Based Drilling System for Use in Hydrocarbon Recovery Operations from Heavy Oil and Tar Sands App 20130130942 - Dobson, JR.; James W. ;   et al. | 2013-05-23 |
Compounded hydrocarbon oil and oil base drilling fluids prepared therefrom Grant 7,897,544 - Dobson, Jr. , et al. March 1, 2 | 2011-03-01 |
Ultra High Viscosity Pill and Methods for Use with An Oil-Based Drilling System App 20110009298 - Dobson, JR.; James W. ;   et al. | 2011-01-13 |
Method of increasing the low shear rate viscosity of well drilling and servicing fluids containing calcined magnesia bridging solids, the fluids and methods of use Grant 7,214,647 - Dobson, Jr. , et al. May 8, 2 | 2007-05-08 |
Method of increasing the low shear rate viscosity of well drilling and servicing fluids containing calcined magnesia bridging solids, the fluids and methods of use Grant 7,211,546 - Dobson, Jr. , et al. May 1, 2 | 2007-05-01 |
Compounded hydrocarbon oil and oil base drilling fluids prepared therefrom App 20060148654 - Dobson; James W. JR. ;   et al. | 2006-07-06 |
Method of delaying the setting time of crosslinked lost circulation control pills App 20060116295 - Dobson; James W. JR. ;   et al. | 2006-06-01 |
Method of increasing the low shear rate viscosity of well drilling and servicing fluids containing calcined magnesia bridging solids, the fluids and methods of use App 20060079406 - Dobson; James W. JR. ;   et al. | 2006-04-13 |
Well drilling and servicing fluids with magnesia bridging solids and methods of drilling, completing and working over a well therewith App 20060079405 - Dobson; James W. JR. ;   et al. | 2006-04-13 |
Method of increasing the low shear rate viscosity of well drilling and servicing fluids containing calcined magnesia bridging solids, the fluids and methods of use App 20050003966 - Dobson, James W. JR. ;   et al. | 2005-01-06 |
Divalent cation-containing well drilling and servicing fluids Grant 6,391,830 - Dobson, Jr. , et al. May 21, 2 | 2002-05-21 |
Method of increasing the low shear rate viscosity and shear thinning index of divalent cation-containing fluids and the fluids obtained thereby App 20020028750 - Dobson, James W. JR. ;   et al. | 2002-03-07 |
Divalent cation-containing well drilling and service fluid Grant 6,300,286 - Dobson, Jr. , et al. October 9, 2 | 2001-10-09 |