Michel Roustan

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Ramonville, FR

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Patents Grantslast 30 patents

Information Patent Grant
Apparatus for dissolving ozone in a fluid
- Patent number 4,572,821
- Issue date Feb 25, 1986
- Societe Lyonnaise des Eaux et de l'Eclairage
- Eric Brodard
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE