Johan Gons

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Dedemsvaart, NL

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Patents Grantslast 30 patents

Information Patent Grant
Semipermeable membranes based on polymers containing sulphonate group
- Patent number 4,765,898
- Issue date Aug 23, 1988
- Stork Friesland B.V.
- Henricus C. W. M. Buys
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Composition for preventing plate out in extrusion equipment
- Patent number 4,394,501
- Issue date Jul 19, 1983
- Wavin B.V.
- Walfrida G. E. Kuibers-Kiewik
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...

Patents Applicationslast 30 patents

Information Patent Application
Method for forming an article comprising closed-cell microfoam from...
- Publication number 20020096797
- Publication date Jul 25, 2002
- WAVIN B.V
- Jan Uilke Stoffelsma
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL