Hanqing ZHAO

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Beijing, CN

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Patents Grantslast 30 patents

Information Patent Grant
Main stream reservoir ecological modulation method considering inco...
- Patent number 11,866,897
- Issue date Jan 9, 2024
- CHINA THREE GORGES CORPORATION
- Jijun Xu
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Grant
Variable-flow-path air valve for water hammer prevention and a desi...
- Patent number 11,846,379
- Issue date Dec 19, 2023
- CHINA THREE GORGES CORPORATION
- Huichao Dai
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Method for determining flow velocity distribution in roughness subl...
- Patent number 11,781,942
- Issue date Oct 10, 2023
- CHINA THREE GORGES CORPORATION
- Jing Yan
- G01 - MEASURING TESTING

Patents Applicationslast 30 patents

Information Patent Application
MAIN STREAM RESERVOIR ECOLOGICAL MODULATION METHOD CONSIDERING INCO...
- Publication number 20230340742
- Publication date Oct 26, 2023
- CHINA THREE GORGES CORPORATION
- Jijun XU
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Application
VARIABLE-FLOW-PATH AIR VALVE FOR WATER HAMMER PREVENTION AND A DESI...
- Publication number 20230160515
- Publication date May 25, 2023
- CHINA THREE GORGES CORPORATION
- Huichao DAI
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Application
METHOD FOR CALCULATING HEAD LOSS COEFFICIENT AND BRANCH PIPE FLOW D...
- Publication number 20230108059
- Publication date Apr 6, 2023
- CHINA THREE GORGES CORPORATION
- Huichao DAI
- G06 - COMPUTING CALCULATING COUNTING