Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4996383 | Inert purge in catalytic dimerization of olefins | Leo L. Gingerich | 1991-02-26 |
| 4936887 | Distillation plus membrane processing of gas streams | Richard Waldo | 1990-06-26 |
| 4732583 | Gas separation | Bradley W. DeLong | 1988-03-22 |