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CHENGDU CITY, CN
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Patents Grants
last 30 patents
Information
Patent Grant
Integrated wellhead device for filtering injected and produced gases
Patent number
11,767,746
Issue date
Sep 26, 2023
SOUTHWEST PETROLEUM UNIVERSITY
Yongming Li
E21 - EARTH DRILLING MINING
Information
Patent Grant
Testing device and evaluation method for sensitivity damage of core...
Patent number
11,604,132
Issue date
Mar 14, 2023
SOUTHWEST PETROLEUM UNIVERSITY
Yu Peng
G01 - MEASURING TESTING
Information
Patent Grant
Method for comprehensive evaluation of shale fracability under the...
Patent number
11,598,205
Issue date
Mar 7, 2023
SOUTHWEST PETROLEUM UNIVERSITY
Yu Peng
E21 - EARTH DRILLING MINING
Information
Patent Grant
Method for evaluating and preventing creep damage to conductivity o...
Patent number
11,280,172
Issue date
Mar 22, 2022
SOUTHWEST PETROLEUM UNIVERSITY
Yu Peng
G01 - MEASURING TESTING
Information
Patent Grant
Channel fracturing method with alternative injection of conventiona...
Patent number
11,125,068
Issue date
Sep 21, 2021
SOUTHWEST PETROLEUM UNIVERSITY
Youshi Jiang
E21 - EARTH DRILLING MINING
Patents Applications
last 30 patents
Information
Patent Application
INTEGRATED WELLHEAD DEVICE FOR FILTERING INJECTED AND PRODUCED GASES
Publication number
20230058285
Publication date
Feb 23, 2023
SOUTHWEST PETROLEUM UNIVERSITY
Yongming LI
E21 - EARTH DRILLING MINING
Information
Patent Application
Method for evaluating and preventing creep damage to conductivity o...
Publication number
20220049591
Publication date
Feb 17, 2022
SOUTHWEST PETROLEUM UNIVERSITY
Yu Peng
E21 - EARTH DRILLING MINING
Information
Patent Application
channel fracturing method with alternative injection of conventiona...
Publication number
20210222537
Publication date
Jul 22, 2021
SOUTHWEST PETROLEUM UNIVERSITY
Youshi Jiang
E21 - EARTH DRILLING MINING