Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4679630 | Method of completing production wells for the recovery of gas from coal seams | — | 1987-07-14 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4679630 | Method of completing production wells for the recovery of gas from coal seams | — | 1987-07-14 |