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CHENGDU CITY, CN
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Patents Grants
last 30 patents
Information
Patent Grant
Intelligent water invasion tracking and early warning method for wa...
Patent number
11,377,951
Issue date
Jul 5, 2022
Southwest Petroleum University
Xiaohua Tan
E21 - EARTH DRILLING MINING
Information
Patent Grant
Intelligent water-control and gas-diversion particle for water-gas...
Patent number
11,186,766
Issue date
Nov 30, 2021
SOUTHWEST PETROLEUM UNIVERSITY
Xiaohua Tan
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Patents Applications
last 30 patents
Information
Patent Application
METHOD FOR PREDICTING WATER INVASION FRONTIER FOR COMPLEX WELL IN B...
Publication number
20240328301
Publication date
Oct 3, 2024
SOUTHWEST PETROLEUM UNIVERSITY
Xiaohua TAN
E21 - EARTH DRILLING MINING
Information
Patent Application
METHOD FOR PREDICTING AMOUNT OF WATER-SEALED GAS IN HIGH-SULFUR WAT...
Publication number
20230417138
Publication date
Dec 28, 2023
SOUTHWEST PETROLEUM UNIVERSITY
XIAOHUA TAN
E21 - EARTH DRILLING MINING
Information
Patent Application
INTELLIGENT IDENTIFICATION METHOD OF AQUIFER DISTRIBUTION IN COMPLE...
Publication number
20230258082
Publication date
Aug 17, 2023
SOUTHWEST PETROLEUM UNIVERSITY
Xiaohua TAN
E21 - EARTH DRILLING MINING
Information
Patent Application
PREDICTION METHOD FOR CONSTANT PRODUCTION DECLINE OF WATER-PRODUCIN...
Publication number
20230017069
Publication date
Jan 19, 2023
SOUTHWEST PETROLEUM UNIVERSITY
Xiaohua TAN
E21 - EARTH DRILLING MINING
Information
Patent Application
WATER INVASION-ORIENTED DYNAMIC PRODUCTION ALLOCATION METHOD FOR WA...
Publication number
20230010689
Publication date
Jan 12, 2023
SOUTHWEST PETROLEUM UNIVERSITY
Xiaohua TAN
E21 - EARTH DRILLING MINING
Information
Patent Application
Intelligent water invasion tracking and early warning method for wa...
Publication number
20220010674
Publication date
Jan 13, 2022
Southwest Petroleum University
Xiaohua Tan
E21 - EARTH DRILLING MINING
Information
Patent Application
Intelligent water-control and gas-diversion particle for water-gas...
Publication number
20210301196
Publication date
Sep 30, 2021
SOUTHWEST PETROLEUM UNIVERSITY
Xiaohua Tan
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...