Helmut Vollmuller

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Kelkheim, DE

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Patents Grantslast 30 patents

Information Patent Grant
Process for the purification of effluent
- Patent number 4,347,144
- Issue date Aug 31, 1982
- Hoechst Aktiengesellschaft
- Kurt Bodenbenner
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE