Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9551045 | Flexible minimum energy utilization electric arc furnace system and processes for making steel products | John A. Guliana, Guy A. Brada, Christian H. Ericksen, Algirdas A. Underys | 2017-01-24 |
| 8562713 | Flexible minimum energy utilization electric arc furnace system and processes for making steel products | John A. Guliana, Guy A. Brada, Christian H. Ericksen, Algirdas A. Underys | 2013-10-22 |
| 5094431 | Car bottom furnace system and method of operation thereof | Algirdas A. Underys | 1992-03-10 |
| 4950324 | Tri-level method and apparatus for post melting treatment of molten steel | Charles W. Finkl, Herbert S. Philbrick, Jr. | 1990-08-21 |
| 4894087 | Simplified method and apparatus for treating molten steel | Charles W. Finkl, Herbert S. Philbrick, Jr. | 1990-01-16 |
| 4780134 | Simplified method and apparatus for treating molten steel | Charles W. Finkl | 1988-10-25 |