Werner Holtvoigt

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Lonne-Riessel, DE

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Patents Grantslast 30 patents

Information Patent Grant
Thermoplastic resin shaping with olefin/maleimide copolymer lubricant
- Patent number 4,434,260
- Issue date Feb 28, 1984
- Akzona, Inc.
- Heinz Beck
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Polyether lubricants for use in the processing of plastics
- Patent number 4,230,612
- Issue date Oct 28, 1980
- Akzona Incorporated
- Heinz Praetorius
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Esterified olefin-maleic anhydride copolymers
- Patent number 4,192,930
- Issue date Mar 11, 1980
- Akzona Incorporated
- Heinz Beck
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Polyether lubricants for use in the processing of plastics
- Patent number 4,159,975
- Issue date Jul 3, 1979
- Akzona Incorporated
- Heinz Praetorius
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Lubricants used in the processing of plastics
- Patent number 4,129,717
- Issue date Dec 12, 1978
- Akzona Incorporated
- Heinz Praetorius
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...