Wilfried Vollmar

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Soest, DE

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Patents Grantslast 30 patents

Information Patent Grant
Method and apparatus for igniting silicon rods outside a CVD-reactor
- Patent number 9,255,325
- Issue date Feb 9, 2016
- Centrotherm Sitec GmbH
- Wilfried Vollmar
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Apparatus and method for supplying electric power to a CVD-reactor
- Patent number 9,090,968
- Issue date Jul 28, 2015
- Sitec GmbH
- Wilfried Vollmar
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Phase-fired control arrangement and method
- Patent number 9,013,157
- Issue date Apr 21, 2015
- Sitec GmbH
- Wilfried Vollmar
- G05 - CONTROLLING REGULATING

Patents Applicationslast 30 patents

Information Patent Application
APPARATUS AND METHOD FOR SUPPLYING ELECTRIC POWER TO A CVD-REACTOR
- Publication number 20130273265
- Publication date Oct 17, 2013
- centrotherm SiTec GmbH
- Wilfried Vollmar
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Application
METHOD AND APPARATUS FOR IGNITING SILICON RODS OUTSIDE A CVD-REACTOR
- Publication number 20130209684
- Publication date Aug 15, 2013
- centrotherm SiTec GmbH
- Wilfried Vollmar
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Application
ARRANGEMENT AND METHOD FOR MEASUREMENT OF THE TEMPERATURE AND OF TH...
- Publication number 20120027916
- Publication date Feb 2, 2012
- centrotherm SiTec GmbH
- Vollmar Wilfried
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Application
PHASE-FIRED CONTROL ARRANGEMENT AND METHOD
- Publication number 20110285364
- Publication date Nov 24, 2011
- centrotherm SiTec GmbH
- Wilfried Vollmar
- G05 - CONTROLLING REGULATING