Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4882009 | Apparatus for concentrating brine waters or dewatering brines generated in well drilling operation | Richard D. Ross | 1989-11-21 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4882009 | Apparatus for concentrating brine waters or dewatering brines generated in well drilling operation | Richard D. Ross | 1989-11-21 |