| 11718534 |
Slurry compositions containing mixed branched alkyl organoclay compositions |
Jeffrey Thompson, Wouter Ijdo, Gabriela Barbara Ber |
2023-08-08 |
| 10793729 |
Organoclay compositions having quaternary ammonium ion having one or more branched alkyl substituents |
Wouter Ijdo, Yanhui CHEN, Edward D. Magauran |
2020-10-06 |
| 10662365 |
Oil based drilling fluids useful having reduced change in high shear viscosity over a wide temperature range |
Gabriela Barbara Ber, Wouter Ijdo, Edward D. Magauran, Jeffrey Thompson |
2020-05-26 |
| 10160874 |
Organoclay compositions having quaternary ammonium ion having one or more branched alkyl substituents |
Wouter Ijdo, Yanhui CHEN, Edward D. Magauran |
2018-12-25 |
| 10160873 |
Organoclay compositions having quaternary ammonium ion having one or more branched alkyl substituents |
Wouter Ijdo, Yanhui CHEN, Edward D. Magauran |
2018-12-25 |
| 10119061 |
Organoclay compositions for drilling fluids useful to provide substantially constant rheology profiles to such fluids over a wide temperature range |
Wouter Ijdo, Jeffrey Thompson, Kamal Said Kamal ELSAYED |
2018-11-06 |
| 9562145 |
Organoclay compositions having quaternary ammonium ion having one or more branched alkyl substituents |
Wouter Ijdo, Yanhui CHEN, Edward D. Magauran |
2017-02-07 |
| 9562146 |
Composite compositions for polymers and organoclay compositions having quaternary ammonium ion having one or more branched alkyl substituents |
Wouter Ijdo |
2017-02-07 |
| 9534162 |
Organoclay compositions for drilling fluids useful to provide substantially constant rheology profiles to such fluids over a wide temperature range |
Wouter Ijdo, Jeffrey Thompson, Kamal Said Kamal ELSAYED |
2017-01-03 |
| 9371480 |
Slurry concentrate and associated methods of use |
Jeffrey Thompson |
2016-06-21 |
| 8809240 |
Equivalent circulating density control in deep water drilling |
— |
2014-08-19 |
| 8728990 |
Phosphate ester oil gellant |
Alart Mulder |
2014-05-20 |
| 8389447 |
Organophilic clay additives and oil well drilling fluids with less temperature dependent rheological properties |
Jeffrey Thompson |
2013-03-05 |
| 8138125 |
Equivalent circulating density control in deep water drilling |
— |
2012-03-20 |
| 7989402 |
Functionalized clay compositions for aqueous based drilling fluids |
James M. Foley |
2011-08-02 |
| 7956015 |
Equivalent circulating density control in deep water drilling |
— |
2011-06-07 |
| 7906461 |
Thermally stable compositions and use thereof in drilling fluids |
Jeffrey Thompson, Richard Geurtsen |
2011-03-15 |
| 7799742 |
Equivalent circulating density control in deep water drilling |
— |
2010-09-21 |
| 7345010 |
Compositions for drilling fluids useful to provide flat temperature rheology to such fluids over a wide temperature range and drilling fluids containing such compositions |
Jeffrey Thompson, Richard Jobbins, Mark Matyi |
2008-03-18 |
| 6462096 |
Organophilic clay additives and oil well drilling fluids with less temperature dependent rheological properties containing said additives |
Jeffrey Thompson |
2002-10-08 |
| 6187719 |
Less temperature dependent drilling fluids for use in deep water and directional drilling and processes for providing less temperature dependent rheological properties to such drilling fluids |
Charles A. Cody, Edward D. Magauran, Araxi Chiavoni |
2001-02-13 |
| 5646093 |
Modified polygalactomannans as oil field shale inhibitors |
— |
1997-07-08 |
| 5614473 |
Use of high purity imidazoline based amphoacetate surfactant as foaming agent in oil wells |
Anthony Homack |
1997-03-25 |