Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6187079 | Three-phase separator | — | 2001-02-13 |
| 5857522 | Fluid handling system for use in drilling of wellbores | David H. Bradfield, David Preston Cummins | 1999-01-12 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6187079 | Three-phase separator | — | 2001-02-13 |
| 5857522 | Fluid handling system for use in drilling of wellbores | David H. Bradfield, David Preston Cummins | 1999-01-12 |