John C. Wetzel

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Norristown, PA, US

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Patents Grantslast 30 patents

Information Patent Grant
Zeolites as smoke suppressants for halogenated polymers
- Patent number 4,307,010
- Issue date Dec 22, 1981
- Pennwalt Corporation
- Stanley R. Sandler
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...