Issued Patents 1982
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4315775 | Continuous melting and refining of secondary and/or blister copper | Robert R. Odle, William W. Brunson, William R. Burson, Daniel B. Cofer, Roy Richards | 1982-02-16 |
| 4311519 | Melting furnace for granulated metal | — | 1982-01-19 |