Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4389242 | Interior arrangement for direct reduction rotary kilns and method | Alan C. Baker, Daniel H. Wilbert | 1983-06-21 |
| 4378241 | Method for achieving low sulfur levels in the DRI product from iron oxide reducing kilns | Alan C. Baker, Vitie P. Keran | 1983-03-29 |
| 4378244 | System for coal injection in iron oxide reducing kilns | James A. Kennelley, Alan C. Baker, Thomas W. Goodell, Daniel H. Wilbert | 1983-03-29 |