Issued Patents All Time
Showing 51–66 of 66 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4536381 | Process for the removal of H.sub.2 S and adjustment of the H.sub.2 /CO ratio in gaseous streams containing hydrogen sulfide, carbon monoxide, and hydrogen | — | 1985-08-20 |
| 4500333 | Aqueous electrolyte desiccation of substantially supercritical CO.sub.2 | — | 1985-02-19 |
| 4485082 | Removal of oxalate ion from gas treating solutions | — | 1984-11-27 |
| 4485083 | Process for the removal of oxalate ion from gas treating solutions | — | 1984-11-27 |
| 4421733 | Method of removing hydrogen sulfide from gases utilizing a stabilized metal chelate solution | — | 1983-12-20 |
| 4414194 | Extraction process | — | 1983-11-08 |
| 4409199 | Removal of H.sub.2 S and COS | — | 1983-10-11 |
| 4401570 | Removal of organic contaminants from waste water | Ronald K. June | 1983-08-30 |
| 4401642 | Froth process | Zaida Diaz | 1983-08-30 |
| 4390516 | Sulfur separation process | — | 1983-06-28 |
| 4359450 | Process for the removal of acid gases from gaseous streams | Zaida Diaz | 1982-11-16 |
| 4356155 | Sulfur process | Zaida Diaz | 1982-10-26 |
| 4348368 | Method of removing hydrogen sulfide from gases | Zaida Diaz | 1982-09-07 |
| 4329233 | Process for the purification of water | Andreas B. van Aken, Rene M. Visser | 1982-05-11 |
| 4253928 | Process for sour water treatment | Rudolf J. Maas, Andreas B. van Aken, Christiaan van Schalkwijk | 1981-03-03 |
| 4230184 | Sulfur extraction method | — | 1980-10-28 |