Issued Patents All Time
Showing 26–50 of 74 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5097676 | Vapor exchange duplex GAX absorption cycle | — | 1992-03-24 |
| 5033274 | Rectification reflux by latent heat exchange with partially depressurized absorbent | — | 1991-07-23 |
| 5024063 | Branched gax absorption vapor compressor | — | 1991-06-18 |
| 5016444 | One-and-a-half effect absorption cycle | — | 1991-05-21 |
| 4966014 | Solar absorption refrigeration | — | 1990-10-30 |
| 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 |
| 4817393 | Companded total condensation loxboil air distillation | — | 1989-04-04 |
| 4817394 | Optimized intermediate height reflux for multipressure 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 |
| 4784783 | Non-volatile high-lift ammonia vapor absorbent | — | 1988-11-15 |
| 4783209 | Cryogenic air distillation with companded nitrogen refrigeration | — | 1988-11-08 |
| 4781739 | Low energy high purity oxygen increased delivery pressure | — | 1988-11-01 |
| 4777803 | Air partial expansion refrigeration for cryogenic air separation | — | 1988-10-18 |
| 4775399 | Air fractionation improvements for nitrogen production | — | 1988-10-04 |
| 4769055 | Companded total condensation reboil cryogenic air separation | — | 1988-09-06 |
| 4756731 | Oxygen and argon by back-pressured distillation | — | 1988-07-12 |
| 4746502 | Liquid phase thermal swing chemical air separation | — | 1988-05-24 |
| 4744224 | Intermittent solar ammonia absorption cycle refrigerator | — | 1988-05-17 |
| 4737177 | Air distillation improvements for high purity oxygen | — | 1988-04-12 |
| 4715874 | Retrofittable argon recovery improvement to air separation | — | 1987-12-29 |