Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4987735 | Heat and power supply system | — | 1991-01-29 |
| 4948404 | Liquid nitrogen by-product production in an NGL plant | — | 1990-08-14 |
| 4936888 | Nitrogen rejection unit | — | 1990-06-26 |
| 4746342 | Recovery of NGL's and rejection of N.sub.2 from natural gas | Michael L. Gray | 1988-05-24 |
| 4732583 | Gas separation | Jeffrey R. Burkinshaw | 1988-03-22 |
| 4680041 | Method for cooling normally gaseous material | — | 1987-07-14 |
| 4619679 | Gas processing | — | 1986-10-28 |