Issued Patents 1989
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4889701 | Process for oxidizing multivalent metals | Earl S. Snavely, Jr. | 1989-12-26 |
| 4884438 | Method and apparatus for measuring fluid flow parameters through naturally fractured media | Thomas J. Kaluza, Robert Roach | 1989-12-05 |
| 4824645 | Process for selectively removing hydrogen sulfide from a gas stream at high pressure | Earl S. Snavely, Jr. | 1989-04-25 |
| 4817714 | Decreasing total fluid flow in a fractured formation | — | 1989-04-04 |