Heinz Osterhoff

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Marl, DE

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Patents Grantslast 30 patents

Information Patent Grant
Method for preparing improved molding materials from coated fine pa...
- Patent number 4,495,224
- Issue date Jan 22, 1985
- Chemische Werke Huls AG
- Josef-Karl Rigler
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Method for coating fine particulate expandable styrene polymers
- Patent number 4,281,036
- Issue date Jul 28, 1981
- Chemische Werke Huls AG
- Horst Leithauser
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...