Issued Patents All Time
Showing 76–79 of 79 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5313800 | Process for maximizing the recovery of argon from an air separation system at high argon recovery rates | Dante Patrick Bonaquist, William Matthew Canney, William A. Nash | 1994-05-24 |
| 5305611 | Cryogenic rectification system with thermally integrated argon column | — | 1994-04-26 |
| 5233838 | Auxiliary column cryogenic rectification system | — | 1993-08-10 |
| 5228296 | Cryogenic rectification system with argon heat pump | — | 1993-07-20 |