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Patents Grants
last 30 patents
Information
Patent Grant
Acoustic emission test equipment and analysis technology for rock b...
Patent number
11,280,762
Issue date
Mar 22, 2022
Sichuan University
Huining Xu
G01 - MEASURING TESTING
Information
Patent Grant
Loading platform for rock mechanics test
Patent number
11,215,540
Issue date
Jan 4, 2022
CHENGDU UNIVERISITY OF TECHNOLOGY
Yufeng Wei
G01 - MEASURING TESTING
Information
Patent Grant
Microseismic monitoring system
Patent number
10,976,454
Issue date
Apr 13, 2021
Sichuan University
Jianfeng Liu
G01 - MEASURING TESTING
Information
Patent Grant
Test system for microseismic test of rock mass fractures
Patent number
10,976,455
Issue date
Apr 13, 2021
Sichuan University
Jianfeng Liu
G01 - MEASURING TESTING
Information
Patent Grant
Rock damage acoustic monitoring system
Patent number
10,955,574
Issue date
Mar 23, 2021
Sichuan University
Jianfeng Liu
G01 - MEASURING TESTING
Information
Patent Grant
Acoustic emission monitoring and transmission system for engineerin...
Patent number
10,823,706
Issue date
Nov 3, 2020
Sichuan University
Jianfeng Liu
G01 - MEASURING TESTING
Information
Patent Grant
Rock damage mechanics test system for high temperature and high pre...
Patent number
10,823,653
Issue date
Nov 3, 2020
Sichuan University
Jianfeng Liu
G01 - MEASURING TESTING
Information
Patent Grant
Triaxial high temperature and high pressure rock mechanics load tes...
Patent number
10,823,652
Issue date
Nov 3, 2020
Sichuan University
Jianfeng Liu
G01 - MEASURING TESTING
Information
Patent Grant
Rock mechanics experiment system for simulating deep-underground en...
Patent number
10,801,934
Issue date
Oct 13, 2020
Sichuan University
Jianfeng Liu
G01 - MEASURING TESTING
Information
Patent Grant
Acoustic emission sensor
Patent number
10,794,869
Issue date
Oct 6, 2020
Sichuan University
Jianfeng Liu
E21 - EARTH DRILLING MINING
Information
Patent Grant
Rock mechanics response test system for simulated complex deep eart...
Patent number
10,704,998
Issue date
Jul 7, 2020
Sichuan University
Jianfeng Liu
G01 - MEASURING TESTING
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
Rock specimen and method for testing pure shear of the same
Patent number
10,048,182
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
10,018,595
Issue date
Jul 10, 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
Information
Patent Grant
Rock testing device with three-jaw chuck for direct tensile test
Patent number
9,494,502
Issue date
Nov 15, 2016
Sichuan University
Jianfeng Liu
G01 - MEASURING TESTING
Information
Patent Grant
Device with position-limit spring for alternating tension-compressi...
Patent number
9,488,560
Issue date
Nov 8, 2016
Sichuan University
Jianfeng Liu
G01 - MEASURING TESTING
Information
Patent Grant
Hydraulic and spring combination device with position-limit spring...
Patent number
9,488,559
Issue date
Nov 8, 2016
Sichuan University
Jianfeng Liu
G01 - MEASURING TESTING
Patents Applications
last 30 patents
Information
Patent Application
ROCK TENSILE DAMAGE TESTING SYSTEM COUPLED WITH COMPLEX LOADING CON...
Publication number
20240068919
Publication date
Feb 29, 2024
Sichuan University
Jianfeng LIU
G01 - MEASURING TESTING
Information
Patent Application
SEEPAGE AND ACOUSTIC WAVE COUPLING SYSTEM FOR ROCK TENSILE TESTING
Publication number
20240068991
Publication date
Feb 29, 2024
Research Institute of Petroleum Exploration & Development, PetroChina Company...
Mancang LIU
G01 - MEASURING TESTING
Information
Patent Application
COLLABORATIVE TESTING SYSTEM FOR ELASTIC WAVE AND TENSILE DAMAGE OF...
Publication number
20240068917
Publication date
Feb 29, 2024
Sichuan University
Huining XU
G01 - MEASURING TESTING
Information
Patent Application
ACOUSTIC EMISSION TEST EQUIPMENT AND ANALYSIS TECHNOLOGY FOR ROCK B...
Publication number
20200232950
Publication date
Jul 23, 2020
Sichuan University
Huining XU
G01 - MEASURING TESTING
Information
Patent Application
Rock Damage mechanics test system for high temperature and high pre...
Publication number
20190331569
Publication date
Oct 31, 2019
Sichuan University
Jianfeng LIU
G01 - MEASURING TESTING
Information
Patent Application
Rock Mechanics Response Test System for Simulated Complex Deep Eart...
Publication number
20190331570
Publication date
Oct 31, 2019
Sichuan University
Jianfeng LIU
G05 - CONTROLLING REGULATING
Information
Patent Application
Triaxial high temperature and high pressure rock mechanics load tes...
Publication number
20190331568
Publication date
Oct 31, 2019
Sichuan University
Jianfeng LIU
G01 - MEASURING TESTING
Information
Patent Application
Loading Platform for Rock Mechanics Test
Publication number
20190331567
Publication date
Oct 31, 2019
Chengdu University of Technology
Yufeng WEI
G01 - MEASURING TESTING
Information
Patent Application
ACOUSTIC EMISSION MONITORING AND TRANSMISSION SYSTEM FOR ENGINEERIN...
Publication number
20180372689
Publication date
Dec 27, 2018
Sichuan University
Jianfeng LIU
E21 - EARTH DRILLING MINING
Information
Patent Application
Acoustic emission sensor
Publication number
20180372690
Publication date
Dec 27, 2018
Sichuan University
Jianfeng LIU
E21 - EARTH DRILLING MINING
Information
Patent Application
ROCK DAMAGE ACOUSTIC MONITORING SYSTEM
Publication number
20180372893
Publication date
Dec 27, 2018
Sichuan University
Jianfeng LIU
G01 - MEASURING TESTING
Information
Patent Application
MICROSEISMIC MONITORING SYSTEM
Publication number
20180364379
Publication date
Dec 20, 2018
Sichuan University
Jianfeng LIU
G01 - MEASURING TESTING
Information
Patent Application
TEST SYSTEM FOR MICROSEISMIC TEST OF ROCK MASS FRACTURES
Publication number
20180364377
Publication date
Dec 20, 2018
Sichuan University
Jianfeng LIU
G01 - MEASURING TESTING
Information
Patent Application
ROCK MECHANICS EXPERIMENT SYSTEM FOR SIMULATING DEEP-UNDERGROUND EN...
Publication number
20180340874
Publication date
Nov 29, 2018
Sichuan University
Jianfeng Liu
G01 - MEASURING TESTING
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
FIXING DEVICE FOR ACOUSTIC EMISSION TEST SENSORS FOR ROCK DAMAGE TE...
Publication number
20160231287
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 SAMPLE
Publication number
20160231215
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
DEVICE FOR FIXING ROCK SAMPLE
Publication number
20160231213
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 SAMPLE
Publication number
20160231214
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
Information
Patent Application
ROCK SPECIMEN AND METHOD FOR TESTING PURE SHEAR OF THE SAME
Publication number
20160103049
Publication date
Apr 14, 2016
Sichuan University
Jianfeng LIU
G01 - MEASURING TESTING