Karl-Heinz Herrmann

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Midlothian, VA, US

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Patents Grantslast 30 patents

Information Patent Grant
Rotary disk filter with backwash
- Patent number 5,855,799
- Issue date Jan 5, 1999
- Pyrox, Inc.
- Karl-Heinz Herrmann
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE

Patents Applicationslast 30 patents

Information Patent Application
Liquid and solids separation apparatus and method with continuous c...
- Publication number 20030146171
- Publication date Aug 7, 2003
- Karl-Heinz Herrmann
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL