Friedrich Weger

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Berlin, DE

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Patents Grantslast 30 patents

Information Patent Grant
Method and apparatus for the production of polyamides
- Patent number 5,773,555
- Issue date Jun 30, 1998
- Karl Fischer Industrieanlagen GmbH
- Friedrich Weger
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Process and apparatus for continuous crystallization of plastic gra...
- Patent number 5,558,678
- Issue date Sep 24, 1996
- Karl Fischer Industrieanlagen GmbH
- Friedrich Weger
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL