Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5618332 | Process for enhancing the selectivity of mixed gas separations | Gregory K. Fleming | 1997-04-08 |
| 5608014 | Blends of polyethersulfones with aromatic polymides, polyamides or polyamide-imides useful for making gas separation membranes | — | 1997-03-04 |