Yayong JIANG

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Xuzhou, CN

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Patents Grantslast 30 patents

Information Patent Grant
Device and method using infrared radiation to observe coal rock fra...
- Patent number 9,964,475
- Issue date May 8, 2018
- China University of Mining and Technology
- Liqiang Ma
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
DEVICE AND METHOD USING INFRARED RADIATION TO OBSERVE COAL ROCK FRA...
- Publication number 20170059462
- Publication date Mar 2, 2017
- CHINA UNIVERSITY OF MINING AND TECHNOLOGY
- Liqiang MA
- G01 - MEASURING TESTING