Patents/Assignees

BEIJING DRAINAGE GROUP CO., Ltd

3 patents in portfolio

US12454477utility2025
Method and System for Enhanced Culture of Aerobic Granular Sludge
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US11858838utility2024
Sewage Uniform Distribution Treatment Device for Aerobic Granular Sludge System and Use Method Therefor
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US11702354utility2023
Bacterium-alga Coupled Sewage Treatment Device Based on Energy Recycling and Use Method Thereof
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