YONGXIN GUO

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BEIJING, CN

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Patents Grantslast 30 patents

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
Device and method for laboratory ice jam and ice dam radar measurem...
- Patent number 10,969,374
- Issue date Apr 6, 2021
- China Institute of Water Resources and Hydropower Research
- Hui Fu
- G01 - MEASURING TESTING

Patents Applicationslast 30 patents

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
Device and Method for Laboratory Ice Jam and Ice Dam Radar Measurem...
- Publication number 20200400642
- Publication date Dec 24, 2020
- CHINA INSTITUTE OF WATER RESOURCES AND HYDROPOWER RESEARCH
- HUI FU
- G01 - MEASURING TESTING