Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4579176 | Method of removing hydrocarbons from an underground formation | David Robert Davies, III | 1986-04-01 |
| 4506732 | Method for increasing the bonding strength between grains in a subsurface formation zone | — | 1985-03-26 |