Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4812243 | Process for treating caustic cyanide metal wastes | Curtis D. Cooley, Claude E. Ellis | 1989-03-14 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4812243 | Process for treating caustic cyanide metal wastes | Curtis D. Cooley, Claude E. Ellis | 1989-03-14 |