XUCHANG XUJI JING RUI SCIENCE & TECHNOLOGY CO., LTD

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Patents Grantslast 30 patents

Information Patent Grant
Closed circulating water cooling apparatus and method
- Patent number 9,863,653
- Issue date Jan 9, 2018
- State Grid Corporation of China
- Yigong Ding
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Circulative cooling system and method for controlling circulation i...
- Patent number 9,756,762
- Issue date Sep 5, 2017
- State Grid Corporation of China
- Yigong Ding
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Closed circulating water cooling apparatus and method
- Patent number 9,596,786
- Issue date Mar 14, 2017
- State Grid Corporation of China
- Yigong Ding
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...