| 9676643 |
Method for producing glasses, glass ceramics and the use of same |
Frank-Thomas Lentes, Ulrich Schiffner, Friedrich Siebers, Christian MUELLER, Klaus Schoenberger +1 more |
2017-06-13 |
| 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 |
| 8347653 |
Method and device for homogenizing glass melt |
Christoph Berndhaeuser, Frank-Thomas Lentes, Hans Duerolf, Holger Hunnius |
2013-01-08 |
| 8347652 |
Method and device for homogenizing glass melt |
Christoph Berndhaeuser, Frank-Thomas Lentes, Hans Duerolf, Holger Hunnius |
2013-01-08 |
| 7490486 |
Method for producing borosilicate glasses |
Christof Kass, Franz Ott |
2009-02-17 |
| 7217673 |
Solarization stable borosilicate glass and uses thereof |
Simone Monika Ritter, Franz Ott, Herbert Stappen |
2007-05-15 |
| 7137278 |
Process for producing alkali-free aluminosilicate glass |
Franz Ott, Otmar Becker, Ralf Diezel |
2006-11-21 |
| 7041612 |
Lead-free and arsenic-free special short flint glass |
Uwe Kolberg, Frank-Thomas Lentes |
2006-05-09 |
| 6992031 |
Method for producing aluminosilicate glass |
Franz Ott, Ralf Diezel, Otmar Becker |
2006-01-31 |
| 6989633 |
Alkaline-earth aluminosilicate glass, containing CA and BA, suitable for use in lamp bulbs, and a lamp bulb containing same |
Christian Kunert, Franz Ott, Ottmar Becker |
2006-01-24 |
| 6851280 |
Method of making a halogen lamp and other analogous lamps and objects, and apparatus for the manufacture thereof |
Franz Ott, Otmar Becker |
2005-02-08 |
| 6630420 |
Glass with high proportion of zirconium-oxide and its uses |
Norbert Greulich-Hickmann, Uwe Kolberg, Werner Kiefer, Simone Monika Ritter |
2003-10-07 |
| 6627569 |
Glass with high proportion of zirconium-oxide and its uses |
Norbert Greulich-Hickmann, Uwe Kolberg, Werner Kiefer |
2003-09-30 |
| 6403507 |
Lead-free bismuth-containing silicate glasses and uses thereof |
Magdalena Winkler-Trudewig, Ute Woelfel, Christian Kunert |
2002-06-11 |
| 6373193 |
Long life halogen cycle incandescent lamp and glass envelope composition |
Richard C. Marlor, Franz Ott, Ottmar Becker |
2002-04-16 |
| 6074969 |
Earth-alkaline aluminoborosilicate glass for lamp bulbs |
Franz Ott |
2000-06-13 |
| 6069100 |
Glass for lamb bulbs capable of withstanding high temperatures |
Franz Ott, Otmar Becker |
2000-05-30 |