Rolf Gerhardt

Follow

Person

Hammersbach, DE

People

Patents Grantslast 30 patents

Information Patent Grant
Quartz glass component with reflector layer and method for producin...
- Patent number 7,947,335
- Issue date May 24, 2011
- Heraeus Quarzglas GmbH & Co. KG
- Waltraud Werdecker
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Method for bonding components made of material with a high silicic...
- Patent number 7,937,968
- Issue date May 10, 2011
- Heraeus Quarzglas GmbH & Co. KG
- Armin Maul
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Process for the manufacture of quartz glass granulate
- Patent number 6,360,563
- Issue date Mar 26, 2002
- Heraeus Quarzglas GmbH & Co. KG
- Rolf Gerhardt
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Process for manufacture of silica granules
- Patent number 5,643,347
- Issue date Jul 1, 1997
- Heraeus Quarzglas GmbH
- Waltraud Werdecker
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Catalyst carrier and method for producing same
- Patent number 5,610,116
- Issue date Mar 11, 1997
- Heraeus Quarzglas GmbH
- Waltraud Werdecker
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES

Patents Applicationslast 30 patents

Information Patent Application
QUARTZ GLASS COMPONENT WITH REFLECTOR LAYER AND METHOD FOR PRODUCIN...
- Publication number 20090316268
- Publication date Dec 24, 2009
- Waltraud Werdecker
- G02 - OPTICS
Information Patent Application
Method and device for drawing a tubular strand of quartz glass
- Publication number 20090064715
- Publication date Mar 12, 2009
- Heraeus Quarzglas GmbH & Co. KG
- Roland Horn
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Application
Method for bonding components made of material with a high silicic...
- Publication number 20060046075
- Publication date Mar 2, 2006
- Heraeus Quarzglas GmbH & Co. KG
- Armin Maul
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Application
Quartz glass component and method for the production thereof
- Publication number 20040115440
- Publication date Jun 17, 2004
- Waltraud Werdecker
- C30 - CRYSTAL GROWTH