Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6066771 | Smelting of carbon-containing material | John M. Floyd, Carl P Jeppe, Robert Matusewicz | 2000-05-23 |
| 5282881 | Smelting of metallurgical waste materials containing iron compounds and toxic elements | Brian Ross Baldock, John M. Floyd, Brian W. Lightfoot | 1994-02-01 |