Issued Patents 1994
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5355682 | Cryogenic air separation process producing elevated pressure nitrogen by pumped liquid nitrogen | Bruce K. Dawson, Jeffrey A. Hopkins, Jianguo Xu | 1994-10-18 |
| 5351492 | Distillation strategies for the production of carbon monoxide-free nitrogen | Ajay Modi, William T. Kleinberg | 1994-10-04 |
| 5341646 | Triple column distillation system for oxygen and pressurized nitrogen production | Jeffrey S. Langston, Paul Rodgers, Jianguo Xu | 1994-08-30 |
| 5313802 | Process to produce a krypton/xenon enriched stream directly from the main air distillation column | Steven L. Feldman | 1994-05-24 |
| 5309719 | Process to produce a krypton/xenon enriched stream from a cryogenic nitrogen generator | Steven L. Feldman | 1994-05-10 |
| 5289688 | Inter-column heat integration for multi-column distillation system | — | 1994-03-01 |
| 5275003 | Hybrid air and nitrogen recycle liquefier | Donald W. Woodward, Jianguo Xu | 1994-01-04 |
| 5275004 | Consolidated heat exchanger air separation process | William T. Kleinberg | 1994-01-04 |