Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4351655 | Two stage carbon dioxide and methane separation | — | 1982-09-28 |
| 4314899 | Separating spent mineral matter from heat carriers | — | 1982-02-09 |
| 4311495 | Separating carbon dioxide and ethane by liquid-liquid extraction | — | 1982-01-19 |
| 4246015 | Freeze-wash method for separating carbon dioxide and ethane | — | 1981-01-20 |
| 4218304 | Retorting hydrocarbonaceous solids | — | 1980-08-19 |