Xunfeng Xia

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Beijing, CN

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Patents Grantslast 30 patents

Information Patent Grant
Engineered wetland device of continuous operation for wastewater tr...
- Patent number 8,936,725
- Issue date Jan 20, 2015
- Chinese Research Academy of Environmental Sciences
- Beidou Xi
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...

Patents Applicationslast 30 patents

Information Patent Application
ENGINEERED WETLAND DEVICE OF CONTINUOUS OPERATION FOR WASTEWATER TR...
- Publication number 20130175215
- Publication date Jul 11, 2013
- Chinese Research Academy of Environmental Sciences
- Beidou Xi
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE