Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10493427 | Multi-stage activated carbon systems and processes with recycled streams | William Cunningham, Simon Larson | 2019-12-03 |
| 9090487 | Water treatment apparatus incorporating wet air regeneration and powdered activated carbon treatment | — | 2015-07-28 |
| 5340473 | Gas/liquid mixing apparatus | Russell D. Roberts, Bruce L. Brandenburg | 1994-08-23 |
| 4812243 | Process for treating caustic cyanide metal wastes | Bruce L. Brandenburg, Curtis D. Cooley | 1989-03-14 |
| 4288109 | Corrosion resistant assembly and method of making it | — | 1981-09-08 |