Fanny Lefevre

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Poissy, FR

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Patents Grantslast 30 patents

Information Patent Grant
Method for regulating aeration during waste water biological treatment
- Patent number 6,527,956
- Issue date Mar 4, 2003
- Suez-Lyonnaise des Eaux
- Fanny Lefevre
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Grant
Method for automatically adjusting the aeration of an installation...
- Patent number 6,312,600
- Issue date Nov 6, 2001
- Suez-Dvonnaiese des Eaux
- Jean-Marc Audic
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Grant
Method of Regulating Aeration in a basin for bilogical treatment of...
- Patent number 5,624,565
- Issue date Apr 29, 1997
- Lyonnaise Des Eaux
- Fanny Lefevre
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE