Issued Patents All Time
Showing 101–106 of 106 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6697738 | Method for selection of cementing composition | Olivier Gastebled, Martin Bosma | 2004-02-24 |
| 6562122 | Lightweight well cement compositions and methods | Bach Dao, Jan Pieter Vijn, Christine Noik, Alain Rivereau | 2003-05-13 |
| 5823273 | Well stabilization tools and methods | Robert M. Beirute, Alan B. Duell, Henry E. Rogers, Dick A. Murray, Earl Webb | 1998-10-20 |
| 5789352 | Well completion spacer fluids and methods | Robert B. Carpenter, J. Michael Wilson, Bill W. Loughridge, David L. Johnson, Richard R. Jones | 1998-08-04 |
| 5711375 | Well stabilization tools and methods | Robert M. Beirute, Alan B. Duell, Henry E. Rogers, Dick A. Murray, Earl Webb | 1998-01-27 |
| 5501276 | Drilling fluid and filter cake removal methods and compositions | Jim D. Weaver, Larry S. Eoff, Rick D. Gdanski, J. Michael Wilson | 1996-03-26 |