Herman Brandt

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Neustadt, DE

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Patents Grantslast 30 patents

Information Patent Grant
Apparatus and method for direct injection of additives into a polym...
- Patent number 6,455,612
- Issue date Sep 24, 2002
- BASF Corporation
- Charles F. Helms
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Methods of making multiphase elongate polymeric extrudates by direc...
- Patent number 6,391,239
- Issue date May 21, 2002
- BASF Corporation
- Charles F. Helms
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Apparatus and method for direct injection of additives into a polym...
- Patent number 6,289,928
- Issue date Sep 18, 2001
- BASF Corporation
- Charles F. Helms
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL