Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6244362 | Weir box for drilling mud separation unit | — | 2001-06-12 |
| 6223906 | Flow divider box for conducting drilling mud to selected drilling mud separation units | — | 2001-05-01 |
| 6220445 | Self-cleaning continuous-belt drilling mud separation system | — | 2001-04-24 |
| 6116295 | Method and apparatus for pre-stretching continuous chain-link drilling mud separation belt | — | 2000-09-12 |
| 6105785 | Composite rollers for continuous-belt drilling mud separation unit | — | 2000-08-22 |
| 6044690 | Shearable multi-gage blowout preventer test tool and method | — | 2000-04-04 |
| 6032736 | Multi-gage blowout preventer test tool and method | — | 2000-03-07 |
| 6024228 | Bypass diverter box for drilling mud separation unit | — | 2000-02-15 |
| 5996387 | Method and apparatus for pre-stretching continuous chain-link drilling mud separation belt | — | 1999-12-07 |
| 5919358 | Continuous-belt drilling mud separation system | — | 1999-07-06 |
| 5863430 | Drilling mud separation system with removable continuous-belt separation unit | — | 1999-01-26 |