Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11814572 | Methods of cementing a wellbore without using a spacer fluid with a chain extended non-ionic surfactant | Angela Anh Doan, Antonio Bottiglieri, Daniel J. Daulton, Cresencio Perez, Shanshan Huang +2 more | 2023-11-14 |
| 11268010 | Methods of cementing a wellbore without using a spacer fluid with an alkyl end-capped ethoxylated fatty alcohol | Angela Anh Doan, Antonio Bottiglieri, Daniel J. Daulton, Cresencio Perez, Shanshan Huang +2 more | 2022-03-08 |
| 8517100 | Compositions and methods for cleaning a wellbore prior to cementing | Syed A. Ali, Gunnar Debruijn, Laurent Delabroy, Bruno Drochon, Cecilia Nguyen | 2013-08-27 |
| 8360151 | Methods for mitigation of annular pressure buildup in subterranean wells | Robert M. Williams, Laurent Delabroy | 2013-01-29 |
| 7838469 | Fusing materials for prevention of lost circulation | Eric Cunningham, Paulo Rubinstein | 2010-11-23 |
| 7836953 | Carbonaceous extenders for flexible cement | Gunnar Debruijn, Robert M. Williams | 2010-11-23 |
| 7832479 | Polymeric extenders for flexible cement | Robert M. Williams, Terry Dammel | 2010-11-16 |
| 7772166 | Conductive cement formulation and application for use in well | Robert M. Williams, Terry Dammel, Mitchell Gentry | 2010-08-10 |
| 7732381 | Conductive cement formulation and application for use in wells | Robert M. Williams, Terry Dammel, Mitchell Gentry | 2010-06-08 |