Issued Patents All Time
Showing 1–25 of 40 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9359257 | Particulate flow enhancing additives and associated methods | Sam Lewis, Rita McKinley | 2016-06-07 |
| 9096466 | Particulate flow enhancing additives and associated methods | Sam Lewis, Rita McKinley | 2015-08-04 |
| 8586508 | Polysaccharide based cement additives | B. Raghava Reddy, Anindya Ghosh | 2013-11-19 |
| 8569214 | Methods of using polysaccharide based cement additives | B. Raghava Reddy, Anindya Ghosh | 2013-10-29 |
| 8540025 | Wellbore servicing compositions and methods of making and using same | B. Raghava Reddy | 2013-09-24 |
| 8513167 | Methods of using polysaccharide based cement additives | B. Raghava Reddy, Anindya Ghosh | 2013-08-20 |
| 7748454 | Gelation inhibiting retarders for highly reactive calcium silicate based binder compositions and methods of making and using same | B. Raghava Reddy, Bryan K. Waugh | 2010-07-06 |
| 7740070 | Wellbore servicing compositions comprising a density segregation inhibiting composite and methods of making and using same | Ashok Santra, Feng Liang | 2010-06-22 |
| 7544642 | Zeolite-containing remedial compositions | Karen Luke, Frank Zamora | 2009-06-09 |
| 7537656 | Cement compositions comprising biodegradable monomers for retarding the setting thereof | Ashok Santra | 2009-05-26 |
| 7530396 | Self repairing cement compositions and methods of using same | B. Raghava Reddy, Feng Liang, David L. Meadows | 2009-05-12 |
| 7527098 | Methods of increasing the thickening times of phosphate-based cementitious compositions in high-temperature wellbores | Ashok Santra | 2009-05-05 |
| 7448450 | Drilling and cementing with fluids containing zeolite | Karen Luke, Frank Zamora | 2008-11-11 |
| 7438758 | Cement compositions comprising aromatic sulfonated polymers and methods of using the same | Ashok Santra, B. Raghava Reddy | 2008-10-21 |
| 7350574 | Methods of retarding the setting of a cement composition using biodegradable monomers | Ashok Santra | 2008-04-01 |
| 7290613 | Cement compositions comprising aromatic sulfonated polymers and methods of using the same | Ashok Santra, B. Raghava Reddy | 2007-11-06 |
| 7285164 | Fluid loss additives for cement slurries | Karen Luke, Robert S. Taylor, Keith A. Rispler, Glen C. Fyten | 2007-10-23 |
| 7285166 | Zeolite-containing cement composition | Karen Luke, B. Raghava Reddy, Frank Zamora, Glen C. Fyten, Keith A. Rispler +3 more | 2007-10-23 |
| 7219733 | Zeolite compositions for lowering maximum cementing temperature | Karen Luke, Frank Zamora, Joe M. Sandy | 2007-05-22 |
| 7150321 | Zeolite-containing settable spotting fluids | Karen Luke, Frank Zamora, Ashok Santra | 2006-12-19 |
| 7147067 | Zeolite-containing drilling fluids | Donald Getzlaf, Karen Luke | 2006-12-12 |
| 7140439 | Zeolite-containing remedial compositions | Karen Luke, Frank Zamora | 2006-11-28 |
| 7140440 | Fluid loss additives for cement slurries | Karen Luke, Robert S. Taylor, Keith A. Rispler, Glen C. Fyten | 2006-11-28 |
| 6989057 | Zeolite-containing cement composition | Donald Getzlaf, Karen Luke, Keith A. Rispler, Glen C. Fyten | 2006-01-24 |
| 6964302 | Zeolite-containing cement composition | Karen Luke, B. Raghava Reddy, Frank Zamora, Glen C. Fyten, Keith A. Rispler +3 more | 2005-11-15 |