Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5346007 | Well completion method and apparatus using a scab casing | William C. Billings | 1994-09-13 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5346007 | Well completion method and apparatus using a scab casing | William C. Billings | 1994-09-13 |