Jan Willem De Rijk

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Drachten, NL

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Patents Grantslast 30 patents

Information Patent Grant
Semipermeable composite membrane and a method for the preparation o...
- Patent number 5,833,854
- Issue date Nov 10, 1998
- Stork Friesland B.V.
- Arie Zwijnenburg
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL