Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4533124 | Device for delivering gaseous and solid materials to a metal pool during a refining process | — | 1985-08-06 |
| 4464055 | Apparatus for the production of colloidal mixtures | Fernand Artois, Joseph Colling, Albert Feitler | 1984-08-07 |