Issued Patents 1982
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4353417 | Method for producing a well in an unconsolidated formation | — | 1982-10-12 |
| 4353419 | Method for manufacturing a well production and sand screen assembly | — | 1982-10-12 |
| 4350203 | Well production system to prevent cave-in and sloughing in unconsolidated formations | — | 1982-09-21 |