Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11219943 | Plate, in particular covering plate for molten metal, and method for producing the plate and use thereof | Helge Jansen, Petra Stein, Michael Schölwer | 2022-01-11 |
| 11148973 | Insulating, refractory molded body, especially plate, and process for its manufacture and its usage | Helge Jansen, Petra Stein, Michael Schölwer | 2021-10-19 |
| 11150022 | Use of a heat insulating molded body for isolation of molten metal against the atmosphere or against a metallurgical vessel | Helge Jansen, Petra Stein, Michael Schölwer | 2021-10-19 |
| 10227260 | Refractories and use thereof | Helge Jansen, Volker Stein | 2019-03-12 |
| 10207955 | Refractories and use thereof | Helge Jansen, Volker Stein | 2019-02-19 |
| 10093581 | Refractory batch and use thereof | Helge Jansen, Volker Stein | 2018-10-09 |