Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5229085 | Utilization of oxygen in leaching and/or recovery procedures employing carbon | Robert J. Brison, Carl L. Elmore | 1993-07-20 |
| 4955482 | Screen cleaning in cil & cip systems | Carl L. Elmore | 1990-09-11 |
| 4900430 | Screen cleaning in CIL and CIP systems | Carl L. Elmore | 1990-02-13 |
| 4816234 | Utilization of oxygen in leaching and/or recovery procedures employing carbon | Robert J. Brison, Carl L. Elmore | 1989-03-28 |
| 4807854 | Leaching solution distribution arm and control therefor | — | 1989-02-28 |
| 4754953 | Utilization of oxygen in leaching and/or recovery procedures employing carbon | Robert J. Brison, Carl L. Elmore | 1988-07-05 |
| 4729425 | Cooling bladder assembly for mixing mill | — | 1988-03-08 |
| 4721526 | Heap leaching with oxygen | Carl L. Elmore, Robert J. Brison | 1988-01-26 |
| 4589778 | Stirring device for sand mill | — | 1986-05-20 |
| 4499445 | Stirring device for sand mill | — | 1985-02-12 |