Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4856590 | Process for washing through filter media in a production zone with a pre-packed screen and coil tubing | — | 1989-08-15 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4856590 | Process for washing through filter media in a production zone with a pre-packed screen and coil tubing | — | 1989-08-15 |