Issued Patents All Time
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9733016 | Process and arrangement for extracting a metal from slag a containing said metal | Rolf Degel, Dieter Borgwardt, Andrzej Warczok, Gabriel Angel Riveros Urzua | 2017-08-15 |
| 8157884 | Method for the continuous or discontinuous extraction of a metal or several metals from a slag that contains the metal or a compound of the metal | Rolf Degel | 2012-04-17 |
| 7850903 | Tapping channel for a metallurgical furnace | Karl-Heinz Kummer, Horst-Dieter Borgwardt | 2010-12-14 |
| 7819941 | Method for reducing and/or refining a metal-containing slag | Rolf Degel, Dieter Borgwardt, Andrzej Warczok, Gabriel Angel Riveros Urzua, Marco Antonio Caceres Rivera +1 more | 2010-10-26 |
| 6644248 | Cooling system for an internal combustion engine | Jörg Luckner, Albrecht Kreissig, Eike Willers | 2003-11-11 |
| 6636029 | Device and method for creating one or more magnetic field gradients through a straight conductor | Gunter Schepp, Jan Weber | 2003-10-21 |
| 6595164 | Cooling system for an internal combustion engine cooled with a liquid coolant | Peter Leu, Petra Röser, Eike Willers | 2003-07-22 |
| 6520418 | Thermostatic valve with an annular slide | Immanuel Buschatz | 2003-02-18 |
| 6433545 | Method for evaluating signals of magnetoresistive sensors with high band width | Gunter Schepp, Fritz Dettmann, Uwe Loreit | 2002-08-13 |
| 5791557 | Thermostatic valve | — | 1998-08-11 |
| 5719494 | Sensor assembly | Fritz Dettmann, Uwe Loreit, Karl-Heinz Lust | 1998-02-17 |
| 5687187 | Process and device for regulating the position of the tip of an electric furnace electrode | Walter Weischedel | 1997-11-11 |
| 5231955 | Thermostatic valve arrangement | Roland Saur, Barbu Frunzetti | 1993-08-03 |
| 5095940 | Thermostatic valve | Roland Saur, Gerhard Jaiser, Roland Pflieger | 1992-03-17 |