Karl Seel

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Aarbergen, DE

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Patents Grantslast 30 patents

Information Patent Grant
Process of removing phosphorus and suspended matter from waste water
- Patent number 5,154,830
- Issue date Oct 13, 1992
- Passavant-Werke AG
- Ulrich Paul
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE