Frederic Lefort

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Peronne, FR

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Patents Grantslast 30 patents

Information Patent Grant
Method and installation for the production of lime water from deion...
- Patent number 7,404,898
- Issue date Jul 29, 2008
- OTV SA
- Franck Clausse
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Grant
Method for treating water containing manganese
- Patent number 7,273,556
- Issue date Sep 25, 2007
- OTV SA
- Frederic Lefort
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE

Patents Applicationslast 30 patents

Information Patent Application
Method and installation for the production of lime water from deion...
- Publication number 20050247626
- Publication date Nov 10, 2005
- Franck Clausse
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE