Issued Patents 1994
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5275240 | Method and apparatus for preventing casing damage due to formation compaction | James L. Peterson | 1994-01-04 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5275240 | Method and apparatus for preventing casing damage due to formation compaction | James L. Peterson | 1994-01-04 |