Alain Boulant

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Joue/Erdre, FR

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Patents Grantslast 30 patents

Information Patent Grant
Device for stirring and aerating a liquid and eliminating foam in a...
- Patent number 6,460,830
- Issue date Oct 8, 2002
- Carbofil International
- Alain Boulant
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE