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Yihan WANG
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Jiangsu, CN
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Patents Grants
last 30 patents
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Patent Grant
Cracking permeability increasing method combining hydraulic fractur...
Patent number
12,078,034
Issue date
Sep 3, 2024
China University of Mining and Technology
Wei Yang
E21 - EARTH DRILLING MINING
Information
Patent Grant
Method for stepwise construction of preferential gas migration path...
Patent number
10,472,963
Issue date
Nov 12, 2019
China University of Mining and Technology
Baiquan Lin
E21 - EARTH DRILLING MINING
Patents Applications
last 30 patents
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Patent Application
CRACKING PERMEABILITY INCREASING METHOD COMBINING HYDRAULIC FRACTUR...
Publication number
20240110465
Publication date
Apr 4, 2024
CHINA UNIVERSITY OF MINING AND TECHNOLOGY
WEI YANG
E21 - EARTH DRILLING MINING
Information
Patent Application
BLOCKAGE REMOVAL AND PERMEABILITY ENHANCEMENT METHOD FOR COALBED ME...
Publication number
20200240245
Publication date
Jul 30, 2020
CHINA UNIVERSITY OF MINING AND TECHNOLOGY
Bai quan LIN
E21 - EARTH DRILLING MINING
Information
Patent Application
METHOD FOR STEPWISE CONSTRUCTION OF PREFERENTIAL GAS MIGRATION PATH...
Publication number
20190145259
Publication date
May 16, 2019
CHINA UNIVERSITY OF MINING AND TECHNOLOGY
Baiquan LIN
E21 - EARTH DRILLING MINING