Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5149364 | Desulfurization agent | Donald B. Craig, Robert H. Kaiser | 1992-09-22 |
| 5078784 | Desulfurization agent | Donald B. Craig, Robert H. Kaiser | 1992-01-07 |
| 4941914 | Desulfurization agent | Donald B. Craig | 1990-07-17 |
| 4545817 | Alloy useful for producing ductile and compacted graphite cast irons | Paul J. Bilek, Richard A. Flinn, Paul K. Trojan | 1985-10-08 |
| 4472197 | Alloy and process for producing ductile and compacted graphite cast irons | Paul J. Bilek, Richard A. Flinn, Paul K. Trojan | 1984-09-18 |
| 4459154 | Alloy and process for producing and casting ductile and compacted graphite cast irons | James E. Wells, Henry F. Linebarger | 1984-07-10 |
| 4224064 | Method for reducing iron carbide formation in cast nodular iron | Paul J. Bilek, William A. Henning, Julian M. Dong | 1980-09-23 |