Axel Johnson Engineering GmbH

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Neuss-Grimlinghawsen, DE

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Patents Grantslast 30 patents

Information Patent Grant
Apparatus and process for biological wastewater purification
- Patent number 6,620,323
- Issue date Sep 16, 2003
- Axel Johnson Engineering GmbH
- Stefan Hother
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE