Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4414043 | Continuous decarburization annealing with recycle to convert carbon monoxide | Frank N. Davis | 1983-11-08 |
| 4216033 | Method of nitriding steel | Herbert E. Knechtel | 1980-08-05 |