Yu BAI

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Beijing, CN

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Patents Grantslast 30 patents

Information Patent Grant
Bacterium-alga coupled sewage treatment device based on energy recy...
- Patent number 11,702,354
- Issue date Jul 18, 2023
- BEIJING DRAINAGE GROUP CO., LTD
- Yong Jiang
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE

Patents Applicationslast 30 patents

Information Patent Application
METHOD AND SYSTEM FOR ENHANCED CULTURE OF AEROBIC GRANULAR SLUDGE
- Publication number 20230271863
- Publication date Aug 31, 2023
- BEIJING DRAINAGE GROUP CO ., LTD
- Shujun ZHANG
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Application
Bacterium-Alga Coupled Sewage Treatment Device Based on Energy Recy...
- Publication number 20210403356
- Publication date Dec 30, 2021
- BEIJING DRAINAGE GROUP CO ., LTD
- Yong JIANG
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE