Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4389242 | Interior arrangement for direct reduction rotary kilns and method | Alan C. Baker, Geoffrey N. Boulter | 1983-06-21 |
| 4378244 | System for coal injection in iron oxide reducing kilns | James A. Kennelley, Geoffrey N. Boulter, Alan C. Baker, Thomas W. Goodell | 1983-03-29 |