Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4848461 | Method of evaluating fracturing fluid performance in subsurface fracturing operations | — | 1989-07-18 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4848461 | Method of evaluating fracturing fluid performance in subsurface fracturing operations | — | 1989-07-18 |