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 | Milton E. Berry, William W. Brunson, William R. Burson, Daniel B. Cofer, Roy Richards | 1982-02-16 |
| 4314976 | Purification of nickel sulfate | Maxson L. Stewart, William W. Brunson | 1982-02-09 |