Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6569983 | Method and composition for recovering hydrocarbon fluids from a subterranean reservoir | Kin-Tai Chang, Dennis A. Williams | 2003-05-27 |
| 6540943 | Method of inhibiting corrosion of metal equipment which is cleaned with an inorganic acid | Dennis A. Williams | 2003-04-01 |