Manfred Schraut

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Krefeld, DE

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Patents Grantslast 30 patents

Information Patent Grant
Process for the recycling of polycarbonates
- Patent number 6,887,968
- Issue date May 3, 2005
- Bayer Aktiengesellschaft
- Heinrich Hähnsen
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...

Patents Applicationslast 30 patents

Information Patent Application
Process for the recycling of polycarbonates
- Publication number 20030065130
- Publication date Apr 3, 2003
- Heinrich Hahnsen
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Transmission spectroscopy apparatus for vessels
- Publication number 20020067481
- Publication date Jun 6, 2002
- Udo Wolf
- G01 - MEASURING TESTING