Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4378290 | Modularized multi-stage separator system | — | 1983-03-29 |
| 4362628 | Method and apparatus for cleaning basins | Bertram M. Leecraft | 1982-12-07 |
| 4353719 | Drilling fluid gas and solids removal system | — | 1982-10-12 |
| 4350596 | Method and apparatus for recovering waste oil | — | 1982-09-21 |
| 4315335 | Dual safe helmet | Steven W. Wright | 1982-02-16 |
| 4285910 | Chemical reactor, flow distributor, system and method | — | 1981-08-25 |
| 4200535 | Apparatus for transporting material separated from a flowing fluid | — | 1980-04-29 |
| 4192379 | Blowout preventer and method of insuring prevention of fluid leaks out of a wellhead | — | 1980-03-11 |