Yangmengdi XU

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Chengdu, CN

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Patents Grantslast 30 patents

Information Patent Grant
Rock specimen and method for testing direct tensile strength of the...
- Patent number 10,048,178
- Issue date Aug 14, 2018
- Sichuan University
- Jianfeng Liu
- G01 - MEASURING TESTING
Information Patent Grant
Fixing device for acoustic emission test sensors for rock damage te...
- Patent number 10,018,594
- Issue date Jul 10, 2018
- Sichuan University
- Jianfeng Liu
- G01 - MEASURING TESTING
Information Patent Grant
Adjustable fixing device for acoustic emission test sensors for roc...
- Patent number 10,006,887
- Issue date Jun 26, 2018
- Sichuan University
- Jianfeng Liu
- G01 - MEASURING TESTING
Information Patent Grant
Rock fixing device with hydraulic-spring combination and position-l...
- Patent number 9,714,891
- Issue date Jul 25, 2017
- Jianfeng Liu
- G01 - MEASURING TESTING
Information Patent Grant
Position-limit device with spring components for direct tensile test
- Patent number 9,574,980
- Issue date Feb 21, 2017
- Sichuan University
- Jianfeng Liu
- G01 - MEASURING TESTING
Information Patent Grant
Rock sample fixing device with three-jaw chuck for cyclic tension a...
- Patent number 9,500,574
- Issue date Nov 22, 2016
- Sichuan University
- Jianfeng Liu
- G01 - MEASURING TESTING

Patents Applicationslast 30 patents

Information Patent Application
FIXING DEVICE FOR ACOUSTIC EMISSION TEST SENSORS FOR ROCK DAMAGE TE...
- Publication number 20160231285
- Publication date Aug 11, 2016
- Sichuan University
- Jianfeng LIU
- G01 - MEASURING TESTING
Information Patent Application
DEVICE FOR FIXING ROCK SAMPLE
- Publication number 20160231212
- Publication date Aug 11, 2016
- Sichuan University
- Jianfeng LIU
- G01 - MEASURING TESTING
Information Patent Application
DEVICE FOR FIXING ROCK SAMPLES
- Publication number 20160231211
- Publication date Aug 11, 2016
- Sichuan University
- Jianfeng LIU
- G01 - MEASURING TESTING
Information Patent Application
ADJUSTABLE FIXING DEVICE FOR ACOUSTIC EMISSION TEST SENSORS FOR ROC...
- Publication number 20160231286
- Publication date Aug 11, 2016
- Sichuan University
- Jianfeng LIU
- G01 - MEASURING TESTING
Information Patent Application
DEVICE FOR FIXING ROCK SAMPLES
- Publication number 20160231216
- Publication date Aug 11, 2016
- Sichuan University
- Jianfeng LIU
- G01 - MEASURING TESTING
Information Patent Application
ROCK SPECIMEN AND METHOD FOR TESTING DIRECT TENSILE STRENGTH OF THE...
- Publication number 20160103047
- Publication date Apr 14, 2016
- Sichuan University
- Jianfeng LIU
- G01 - MEASURING TESTING