Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5344849 | Catalytic process for the production of hydrocarbons | — | 1994-09-06 |
| 5301539 | Method for improving enhanced recovery of oil using surfactant-stabilized foams | Laurier L. Schramm, Karin Mannhardt, Jaromir Novosad | 1994-04-12 |