Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7191663 | Testing apparatus and method of deriving Young's modulus from tensile stress/strain relationships | Virgilio Go Boncan, Murray Rogers, Thomas Heinold | 2007-03-20 |
| 7066256 | Apparatus and method of detecting interfaces between well fluids | Bradley T. Carlson | 2006-06-27 |
| 6832652 | Ultra low density cementitious slurries for use in cementing of oil and gas wells | Thomas Heinold, Murray Rogers, Windal Scott Bray | 2004-12-21 |
| 6802373 | Apparatus and method of detecting interfaces between well fluids | Bradley T. Carlson | 2004-10-12 |
| 6508305 | Compositions and methods for cementing using elastic particles | Harold Dean Brannon, Christopher John Stephenson, Dan Mueller | 2003-01-21 |
| 5658380 | Composition for controlling the set time of cement | — | 1997-08-19 |
| 5613558 | Method for controlling the set time of cement | — | 1997-03-25 |
| 5232497 | Clay control additive for cement compositions and method of cementing | Scott G. Nelson, Bobby E. Hall, Dean Porter | 1993-08-03 |