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Dongying City, CN
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Patents Grants
last 30 patents
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Patent Grant
Apparatus for well logging capable of forward investigation
Patent number
9,927,548
Issue date
Mar 27, 2018
China Petroleum and Chemical Corporation
Jinzhou Yang
E21 - EARTH DRILLING MINING
Information
Patent Grant
Apparatus and method for well logging and data processing device
Patent number
9,377,555
Issue date
Jun 28, 2016
China Petroleum and Chemical Corporation
Jinzhou Yang
G01 - MEASURING TESTING
Patents Applications
last 30 patents
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Patent Application
Steerable Drilling Device
Publication number
20230383605
Publication date
Nov 30, 2023
China Petroleum and Chemical Corporation
Qingming MA
E21 - EARTH DRILLING MINING
Information
Patent Application
APPARATUS AND METHOD FOR WELL LOGGING AND DATA PROCESSING DEVICE
Publication number
20160274265
Publication date
Sep 22, 2016
China Petroleum and Chemical Corporation
Jinzhou YANG
G01 - MEASURING TESTING