Patent | Date |
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Quartz Glass Tube And Method Of Manufacturing The Same App 20220306513 - SOHN; Matthias ;   et al. | 2022-09-29 |
Preparation of a quartz glass body in a melting crucible of refractory metal Grant 11,299,417 - Otter , et al. April 12, 2 | 2022-04-12 |
Preparation Of A Quartz Glass Body In A Multi-chamber Oven App 20200361806 - OTTER; Matthias ;   et al. | 2020-11-19 |
Preparation of a quartz glass body in a multi-chamber oven Grant 10,730,780 - Otter , et al. | 2020-08-04 |
On-line Annealing Of Large Fused Quartz Ingots App 20200165151 - MUNDY; Alan ;   et al. | 2020-05-28 |
Preparation Of A Quartz Glass Body App 20200123039 - Gromann; Boris ;   et al. | 2020-04-23 |
Preparation of a synthetic quartz glass grain Grant 10,618,833 - Arndt , et al. | 2020-04-14 |
Method and apparatus for producing a tube of glass Grant 10,544,056 - Gromann , et al. Ja | 2020-01-28 |
Method for producing a tube of glass Grant 10,315,947 - Gromann , et al. | 2019-06-11 |
Increase In Silicon Content In The Preparation Of Quartz Glass App 20190119141 - Whippey; Nigel Robert ;   et al. | 2019-04-25 |
Preparation Of A Quartz Glass Body In A Hanging Sinter Crucible App 20190092676 - OTTER; Matthias ;   et al. | 2019-03-28 |
Gas Flushing For Melting Ovens And Process For Preparation Of Quartz Glass App 20190092672 - GROMANN; Boris ;   et al. | 2019-03-28 |
Preparation Of Quartz Glass Bodies With Dew Point Monitoring In The Melting Oven App 20190092675 - Whippey; Nigel Robert ;   et al. | 2019-03-28 |
Reducing Carbon Content Of Silicon Dioxide Granulate And The Preparation Of A Quartz Glass Body App 20190077672 - OTTER; Matthias ;   et al. | 2019-03-14 |
Preparation Of A Quartz Glass Body In A Hanging Metal Sheet Crucible App 20190077688 - OTTER; Matthias ;   et al. | 2019-03-14 |
Preparation Of A Quartz Glass Body In A Melting Crucible Of Refractory Metal App 20190071344 - OTTER; Matthias ;   et al. | 2019-03-07 |
Preparation And Post-treatment Of A Quartz Glass Body App 20190071342 - OTTER; Matthias ;   et al. | 2019-03-07 |
Preparation Of A Quartz Glass Body In A Multi-chamber Oven App 20190062193 - OTTER; Matthias ;   et al. | 2019-02-28 |
Steam Treatment Of Silicon Dioxide Powder In The Preparation Of Quartz Glass App 20190062194 - OTTER; Matthias ;   et al. | 2019-02-28 |
Preparation Of A Quartz Glass Body In A Standing Sinter Crucible App 20190031554 - OTTER; Matthias ;   et al. | 2019-01-31 |
Ammonia Treatment Of Silicon Dioxide Powder In The Preparation Of Quartz Glass App 20180370838 - OTTER; Matthias ;   et al. | 2018-12-27 |
Preparation Of A Synthetic Quartz Glass Grain App 20180362385 - ARNDT; Martin ;   et al. | 2018-12-20 |
Method And Apparatus For Producing A Tube Of Glass App 20180215646 - GROMANN; Boris ;   et al. | 2018-08-02 |
Method and apparatus for producing a tube of glass Grant 9,957,185 - Gromann , et al. May 1, 2 | 2018-05-01 |
Method for producing a component, particularly for use in a crucible pulling method for quartz glass Grant 9,938,635 - Gromann , et al. April 10, 2 | 2018-04-10 |
Method For Producing A Tube Of Glass App 20170327403 - GROMANN; Boris ;   et al. | 2017-11-16 |
Method for producing a tube of glass Grant 9,725,352 - Gromann , et al. August 8, 2 | 2017-08-08 |
Method And Apparatus For Producing A Tube Of Glass App 20160318789 - GROMANN; Boris ;   et al. | 2016-11-03 |
Method For Producing A Tube Of Glass App 20160176747 - GROMANN; Boris ;   et al. | 2016-06-23 |
Method For Producing A Large Quartz-glass Tube App 20160168005 - GROMANN; Boris ;   et al. | 2016-06-16 |
Component, Particularly For Use In A Crucible Pulling Method For Quartz Glass, And Method For Producing Such A Component App 20150337455 - Gromann; Boris ;   et al. | 2015-11-26 |
Drawing method for producing cylindrical components from quartz glass Grant 9,115,018 - Neumann , et al. August 25, 2 | 2015-08-25 |
Method And Apparatus For Drawing A Quartz Glass Strand App 20130305784 - Gromann; Boris ;   et al. | 2013-11-21 |
Drawing Method For Producing Cylindrical Components From Quartz Glass App 20130186137 - Neumann; Christian ;   et al. | 2013-07-25 |