Jan W. Van Der Herberg

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Heerenveen, NL

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Patents Grantslast 30 patents

Information Patent Grant
Biological waste fluid cleaner
- Patent number 5,895,567
- Issue date Apr 20, 1999
- Patent Care B.V.
- Jan Wytze Van Der Herberg
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Grant
Centrifugal separator with discharge of separated constituents by b...
- Patent number 5,160,609
- Issue date Nov 3, 1992
- Jan W. Van Der Herberg
- B04 - CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL...