Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4970051 | Process for the introduction of nitrogen into cast iron | Friedrich Wolfsgruber, Detlef Missol, Jochem Richter, Julius Veit | 1990-11-13 |
| 4880462 | Rapidly dissolving additive for molten metal method of making and method of using | — | 1989-11-14 |
| 4729874 | Method of using rapidly dissolving additives for metal melts | — | 1988-03-08 |