Issued Patents All Time
Showing 1–17 of 17 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5942203 | Process for producing and utilizing an oxygen enriched gas | Lowell D. Fraley | 1999-08-24 |
| 5811621 | Process for recovering ethylene from an olefin stream produced by a methanol to olefin reaction | — | 1998-09-22 |
| 5750799 | Dimethyl ether production and recovery from methanol | — | 1998-05-12 |
| 5602289 | Conversion of methanol to gasoline | — | 1997-02-11 |
| 5472986 | Methanol production process using a high nitrogen content synthesis gas with a hydrogen recycle | — | 1995-12-05 |
| 5245110 | Process for producing and utilizing an oxygen enriched gas | Lowell D. Fraley | 1993-09-14 |
| 5177114 | Process for recovering natural gas in the form of a normally liquid carbon containing compound | Lowell D. Fraley | 1993-01-05 |
| 4988491 | Flexible integration of the production of ammonia and urea | Lowell D. Fraley | 1991-01-29 |
| 4965062 | Hydrogen sulfide removal and sulfide recovery | Lowell D. Fraley | 1990-10-23 |
| 4869887 | Integrated ammonia-urea process | — | 1989-09-26 |
| 4781910 | Hydrogen sulfide removal and sulfur recovery | — | 1988-11-01 |
| 4579727 | Oxidative removal of hydrogen sulfide from gas streams | Walter A. Cronkright, Maury Schlossman, Aaage Solbakken | 1986-04-01 |
| 4568532 | Supplemental ammonia synthesis | Gereld S. Benner, Joseph Roger Le Blanc, Jing M. Lee, Harry P. Leftin, Philip Shires | 1986-02-04 |
| 4568530 | Ammonia synthesis | Bernard G. Mandelik, John R. Cassata, Philip Shires | 1986-02-04 |
| 4568531 | Ammonia purge gas conversion | Aage Solbakken, Bernard G. Mandelik | 1986-02-04 |
| 4479925 | Preparation of ammonia synthesis gas | Philip Shires, John R. Cassata, Bernard G. Mandelik | 1984-10-30 |
| 4407973 | Methanol from coal and natural gas | Aage Solbakken, Jerry M. Rovner | 1983-10-04 |