Issued Patents 1994
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5355956 | Plugged base pipe for sand control | — | 1994-10-18 |
| 5332045 | Apparatus and method for placing and for backwashing well filtration devices in uncased well bores | Colby M. Ross | 1994-07-26 |
| 5295538 | Sintered screen completion | — | 1994-03-22 |