Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5637557 | Compositions containing derivatives of succinic acylating agent or hydroxyaromatic compounds and methods of using the same | Richard W. Jahnke | 1997-06-10 |
| 5599777 | Methods of using acidizing fluids in wells, and compositions used therein | Richard W. Jahnke | 1997-02-04 |