Christophe Anselme

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Le Vesinet, FR

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Patents Grantslast 30 patents

Information Patent Grant
Process and apparatus for treating waste liquids
- Patent number 5,364,534
- Issue date Nov 15, 1994
- Lyonnaise Des Eaux - Dumez
- Christophe Anselme
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Grant
Method of changing operating modes in automatic water filtering app...
- Patent number 5,066,402
- Issue date Nov 19, 1991
- Lyonnaise Des Eaux-Dumez
- Christophe Anselme
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Method of backwashing tubular filter membranes, and apparatus for i...
- Patent number 5,043,071
- Issue date Aug 27, 1991
- Lonnaise des Eaux-Dumez
- Christophe Anselme
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL