Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5541952 | Apparatus and method of preheating steel scrap for a twin shell electric arc furnace | Ulrich Genge, John W. Brandon | 1996-07-30 |
| 5479434 | Double-hearth arc furnace for preheating scrap material and method of operating the same | — | 1995-12-26 |