Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date | Approx Value ⓘ |
|---|---|---|---|---|
| 4238211 | Method of employing a first contaminant to prevent freeze-out of a second contaminant during cryogenic processing of a gaseous stream | — | 1980-12-09 | $84,000 |