Franz Schreieder

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Tann, DE

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Patents Grantslast 30 patents

Information Patent Grant
Method and apparatus for the separation by distillation of a three-...
- Patent number 10,076,713
- Issue date Sep 18, 2018
- Wacker Chemie AG
- Franz Schreieder
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Dust-free and pore-free, high-purity granulated polysilicon
- Patent number 7,708,828
- Issue date May 4, 2010
- Wacker-Chemie GmbH
- Dieter Weidhaus
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Process for depositing polycrystalline silicon
- Patent number 7,708,970
- Issue date May 4, 2010
- Wacker Chemie
- Karl Hesse
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Apparatus and method for the low-contamination, automatic crushing...
- Patent number 7,549,600
- Issue date Jun 23, 2009
- Wacker-Chemie GmbH
- Karl Hesse
- B28 - WORKING CEMENT, CLAY, OR STONE
Information Patent Grant
Process for preparing highly pure silicon granules
- Patent number 6,007,869
- Issue date Dec 28, 1999
- Wacker-Chemie GmbH
- Franz Schreieder
- C01 - INORGANIC CHEMISTRY

Patents Applicationslast 30 patents

Information Patent Application
METHOD AND APPARATUS FOR THE SEPARATION BY DISTILLATION OF A THREE-...
- Publication number 20160074770
- Publication date Mar 17, 2016
- WACKER CHEMIE AG
- Franz SCHREIEDER
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
Process For Depositing Polycrystalline Silicone
- Publication number 20090180944
- Publication date Jul 16, 2009
- Wacker Chemie AG
- Karl Hesse
- C01 - INORGANIC CHEMISTRY
Information Patent Application
Apparatus and method for the low-contamination, automatic crushing...
- Publication number 20060088970
- Publication date Apr 27, 2006
- Wacker Chemie GmbH
- Karl Hesse
- B28 - WORKING CEMENT, CLAY, OR STONE
Information Patent Application
Dust-free and pore-free, high-purity granulated polysilicon
- Publication number 20050135986
- Publication date Jun 23, 2005
- Wacker Chemie GmbH
- Dieter Weidhaus
- C01 - INORGANIC CHEMISTRY