Fan FENG

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Beijing, CN

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Patents Grantslast 30 patents

Information Patent Grant
Field groundwater filtering and sampling and moving-water flow inde...
- Patent number 11,225,422
- Issue date Jan 18, 2022
- Chinese Research Academy of Environmental Sciences
- Yonghai Jiang
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE

Patents Applicationslast 30 patents

Information Patent Application
FIELD GROUNDWATER FILTERING AND SAMPLING AND MOVING-WATER FLOW INDE...
- Publication number 20200377389
- Publication date Dec 3, 2020
- Chinese Research Academy of Environmental Sciences
- Yonghai JIANG
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE