Naili Li

Follow

Person

Qinhuangdao, CN

People

Patents Grantslast 30 patents

Information Patent Grant
Electric control valve detection device and electric control valve...
- Patent number 11,906,074
- Issue date Feb 20, 2024
- CITIC Dicastal CO., LTD.
- Zuo Xu
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Quantitative tank bottom sludge valve
- Patent number 11,137,075
- Issue date Oct 5, 2021
- CITIC Dicastal CO., LTD.
- Naili Li
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE

Patents Applicationslast 30 patents

Information Patent Application
Electric Control Valve Detection Device and Electric Control Valve...
- Publication number 20230003317
- Publication date Jan 5, 2023
- CITIC DICASTAL CO., LTD
- Zuo Xu
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Application
QUANTITATIVE TANK BOTTOM SLUDGE VALVE
- Publication number 20210033209
- Publication date Feb 4, 2021
- CITIC DICASTAL CO., LTD
- Naili Li
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE