| 9802850 |
Energy efficient high-temperature refining |
Wolfgang Muench, Stefan Bauer, Holger Hunnius, Guenter Weidmann |
2017-10-31 |
| 8869564 |
Method for temperature manipulation of a melt |
Andreas Gross, Hildegard Roemer, Norbert Greulich-Hickmann, Guido Raeke, Guenter Weidmann +2 more |
2014-10-28 |
| 8661852 |
Device and method for the continuous fining of glasses with high purity requirements |
Michael Leister, Guenter Weidmann |
2014-03-04 |
| 8424342 |
Melting and refining in tanks with cooled walls |
Werner Kiefer, Hildegard Römer, Frank-Thomas Lentes, Guido Räke, Karin Naumann +4 more |
2013-04-23 |
| 7530238 |
Heating apparatus with electrode for the conductive heating of melts |
Rainer Eichholz, Guido Raeke, Günter Weidmann, Frank-Thomas Lentes, Thomas Stelle +5 more |
2009-05-12 |
| 7444837 |
Method and device for melting glass using an induction-heated crucible with cooled crust |
Hildegard Römer, Michael Leister, Uwe Kolberg, Karl Mennemann, Guido Räke +2 more |
2008-11-04 |
| 7296441 |
Device and method for melting a substance with the occurrence of a low level of contamination |
Michael Leister, Ernst-Walter Schafer, Leopold Eichberg |
2007-11-20 |
| 7185517 |
Double crucible for a glass drawing method and method of making glass fiber or a preform with the double crucible |
Frank Buellesfeld, Paul Kissl, Uwe Kolberg |
2007-03-06 |
| 7024888 |
Method for changing glass compositions in melting installations, and corresponding melting installation |
Guido Räke, Michael Leister, Sybill Nüttgens, Christoph Leuwer |
2006-04-11 |
| 7010941 |
Coating of cooled devices |
Christian Kunert, Uwe Kolberg, Werner Kiefer, Hildegard Römer |
2006-03-14 |