Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4759408 | Method of shutting off a portion of a producing zone in a hydrocarbon producing well | — | 1988-07-26 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4759408 | Method of shutting off a portion of a producing zone in a hydrocarbon producing well | — | 1988-07-26 |