Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4797229 | Functional fluids containing associative polyether thickeners, certain dialkyl-dithiophosphates, and a compound which is a source of molybdate ion | Mark A. Frentrup, James E. Carson, Pauls Davis | 1989-01-10 |