Issued Patents 1989
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4854954 | Rectifier liquid generated intermediate reflux for subambient cascades | — | 1989-08-08 |
| 4846240 | High cop absorption heat pumped evaporation method and apparatus | — | 1989-07-11 |
| 4832719 | Enhanced argon recovery from intermediate linboil | — | 1989-05-23 |
| 4824527 | Nested enrichment cascade distillation of unequal mixtures | — | 1989-04-25 |
| 4817394 | Optimized intermediate height reflux for multipressure air distillation | — | 1989-04-04 |
| 4817393 | Companded total condensation loxboil air distillation | — | 1989-04-04 |
| 4803958 | Absorption heat pumped cogeneration engine | — | 1989-02-14 |
| 4801393 | High-temperature non-oxidizing water vapor absorbent | — | 1989-01-31 |
| 4796431 | Nitrogen partial expansion refrigeration for cryogenic air separation | — | 1989-01-10 |