Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4850431 | Method of forming a plurality of spaced substantially parallel fractures from a deviated well bore | Carl E. Austin | 1989-07-25 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4850431 | Method of forming a plurality of spaced substantially parallel fractures from a deviated well bore | Carl E. Austin | 1989-07-25 |