Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6237687 | Method and apparatus for placing a gravel pack in an oil and gas well | John Phillip Barbee, Jr., Roger Trudeau | 2001-05-29 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6237687 | Method and apparatus for placing a gravel pack in an oil and gas well | John Phillip Barbee, Jr., Roger Trudeau | 2001-05-29 |