Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5227116 | Manufacture of iron and steel in a duplex smelter and solid state oxide suspension prereducer | Rodney James Dry | 1993-07-13 |
| 5198019 | Manufacture of iron and steel in a duplex smelter and solid state oxide suspension prereducer | Rodney James Dry | 1993-03-30 |