Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5359772 | Method for manufacture of a roll ring comprising cemented carbide and cast iron | Jan Carlsson | 1994-11-01 |
| 5248289 | Cast iron roll with one or more cemented carbide roll rings metallurgically bonded thereto | Jan Carlsson | 1993-09-28 |
| 5167067 | Method of making a roll with a composite roll ring of cemented carbide and cast iron | Ingvar J. Carlsson | 1992-12-01 |
| 5104458 | Method for manufacture of a roll ring comprising cemented carbide and cast iron | Ingvar J. Carlsson | 1992-04-14 |
| 5044056 | Roll ring comprising a ring of cemented carbide metallurgically bonded to a cast iron body | Ingvar J. Carlsson | 1991-09-03 |