Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5490163 | Method of operation of a D.C. electric-arc furnace with bottom electrode and refractory part for its implementation | Philippe Blumenfeld, Philippe Destannes | 1996-02-06 |
| 5316270 | Device for the charging of materials into a furnace and the preheating of these | Michel Hamy, Jean-Michel Thebault, Ghislain Maurer, Jacques Michelet, Jean-Luc Roth | 1994-05-31 |
| 5287382 | Wall electrode for a DC electric metallurgical furnace | Philippe Destannes, Jean-Claude Grosjean, Ghislain Maurer | 1994-02-15 |
| 5153896 | Metallurgical vessel equipped with at least one electrode passing through its wall | Michel Hamy, Jean-Michel Thebault, Ghislain Maurer, Philippe Destannes | 1992-10-06 |
| 5125003 | Bottom electrode cooled sleeve for a metallurgical container | Michel Hamy, Ghislain Maurer, Jean-Claude Grosjean | 1992-06-23 |