Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4881566 | Method for reducing pressure drop in the transportation of drag reducer | Steven Baxter | 1989-11-21 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4881566 | Method for reducing pressure drop in the transportation of drag reducer | Steven Baxter | 1989-11-21 |