Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5352344 | Method and apparatus for measuring the oxygen potential of a heat-treatment furnance | Maz Roggatz, Bernd Edenhofer | 1994-10-04 |
| 4372790 | Method and apparatus for the control of the carbon level of a gas mixture reacting in a furnace chamber | Cornelius H. Luiten | 1983-02-08 |
| 4201600 | Method for the gas carburization of workpieces made of steel | Cornelis H. Luiten | 1980-05-06 |