| 9975809 |
Coating system based on a combination of monoaluminum phosphate with magnesium oxide |
Christian Graf, Kirstin Lippold |
2018-05-22 |
| 8661852 |
Device and method for the continuous fining of glasses with high purity requirements |
Volker Ohmstede, Guenter Weidmann |
2014-03-04 |
| 8424342 |
Melting and refining in tanks with cooled walls |
Werner Kiefer, Hildegard Römer, Frank-Thomas Lentes, Guido Räke, Volker Ohmstede +4 more |
2013-04-23 |
| 8365555 |
Method and system for producing glass, in which chemical reduction of glass components is avoided |
Uwe Kolberg, Simone Monika Ritter, Silke Wolff |
2013-02-05 |
| 8347655 |
Method and system for producing glass, in which chemical reduction of glass components is avoided |
Uwe Kolberg, Simone Monika Ritter, Silke Wolff |
2013-01-08 |
| 7444837 |
Method and device for melting glass using an induction-heated crucible with cooled crust |
Hildegard Römer, Uwe Kolberg, Karl Mennemann, Guido Räke, Ernest Walter Schäfer +2 more |
2008-11-04 |
| 7296441 |
Device and method for melting a substance with the occurrence of a low level of contamination |
Ernst-Walter Schafer, Leopold Eichberg, Volker Ohmstede |
2007-11-20 |
| 7024888 |
Method for changing glass compositions in melting installations, and corresponding melting installation |
Guido Räke, Volker Ohmstede, Sybill Nüttgens, Christoph Leuwer |
2006-04-11 |