Kejian SUI

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Tianjin, CN

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Patents Grantslast 30 patents

Information Patent Grant
Large-flux ultra-fine grid system with non-rotating screen plates
- Patent number 12,208,345
- Issue date Jan 28, 2025
- NORTH CHINA MUNICIPAL ENGINEERING DESIGN & RESEARCH INSTITUTE CO., LTD.
- Yongli Sun
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
System and method for extracting carbon source from sewage sludge i...
- Patent number 11,932,564
- Issue date Mar 19, 2024
- NORTH CHINA MUNICIPAL ENGINEERING DESIGN & RESEARCH INSTITUTE CO., LTD.
- Yongli Sun
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE

Patents Applicationslast 30 patents

Information Patent Application
Large-flux Ultra-fine Grid System with Non-rotating Screen Plates
- Publication number 20240382874
- Publication date Nov 21, 2024
- North China Municipal Engineering Design & Research Institute Co.,Ltd.
- Yongli Sun
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
SYSTEM AND METHOD FOR EXTRACTING CARBON SOURCE FROM SEWAGE SLUDGE I...
- Publication number 20240034661
- Publication date Feb 1, 2024
- North China Municipal Engineering Design & Research Institute Co., Ltd.
- Yongli SUN
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE