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Wernfried Schier
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Kassel, DE
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last 30 patents
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Patent Grant
Method and apparatus for biological wastewater purification
Patent number
8,197,690
Issue date
Jun 12, 2012
Universitaet Kassel
Franz-Bernd Frechen
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Patents Applications
last 30 patents
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Patent Application
METHOD AND APPARATUS FOR BIOLOGICAL WASTEWATER PURIFICATION
Publication number
20100012582
Publication date
Jan 21, 2010
Franz-Bernd Frechen
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...