Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8783351 | Method and apparatus for cementing a wellbore | Gene Hill, Eddie R. Malcolm, Jeffrey A. Stokes | 2014-07-22 |
| 5125455 | Primary cementing | Kirk L. Harris, Edward F. Vinson, Daniel L. Bour, Patrick T. Brunette, Philip C. Freyaldenhoven | 1992-06-30 |
| 4938627 | Method of slipliner grouting | — | 1990-07-03 |
| 4889449 | Slipliner grouting method and system | — | 1989-12-26 |