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Heraeus Quarzglass GmbH & Co., KG
| Heraeus Quarzglass GmbH & Co., KG Patent applications | ||
| Patent application number | Title | Published |
|---|---|---|
| 20090324817 | Method for producing a cylinder of quartz glass and holding device for carrying out the method - A known method for producing a cylinder of quartz glass comprises a soot depositing process, in which SiO | 12-31-2009 |