Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5874385 | High viscosity crosslinked gelled alcohol | Ronald Pierce, Denis R. Gaudet, Dwight Bobier | 1999-02-23 |
| 4825952 | Fracturing process for low permeability reservoirs employing a compatible hydrocarbon-liquid carbon dioxide mixture | — | 1989-05-02 |
| 4701270 | Novel compositions suitable for treating deep wells | Ronald S. Bullen, Jean-Paul Richard | 1987-10-20 |
| 4567947 | Gellation of pure methyl alcohol | — | 1986-02-04 |