Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4521247 | Low temperature, non-SO.sub.2 polluting, kettle process for separation of lead from lead sulfide-containing material | Carl R. Di Martini, Herbert E. Howe, William L. Scott | 1985-06-04 |
| 4333762 | Low temperature, non-SO.sub.2 polluting, kettle process for the separation of antimony values from material containing sulfo-antimony compounds of copper | Carl R. Di Martini, William L. Scott | 1982-06-08 |
| 4333763 | Low temperature, non-SO.sub.2 polluting, kettle process for separation of lead from lead sulfide-containing material | Carl R. Di Martini, Herbert E. Howe, William L. Scott | 1982-06-08 |