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Patents Grants
last 30 patents
Information
Patent Grant
Electromagnetic insulating component used in well logging tool pad
Patent number
11,333,787
Issue date
May 17, 2022
Halliburton Energy Services, Inc.
Junwen Dai
E21 - EARTH DRILLING MINING
Information
Patent Grant
Assessing expandable sand screens using electromagnetic tool
Patent number
10,982,531
Issue date
Apr 20, 2021
Halliburton Energy Services, Inc.
Junwen Dai
G01 - MEASURING TESTING
Patents Applications
last 30 patents
Information
Patent Application
An Electromagnetic Insulating Component Used In Well Logging Tool Pad
Publication number
20210048551
Publication date
Feb 18, 2021
Halliburton Energy Services, Inc.
Junwen Dai
G01 - MEASURING TESTING
Information
Patent Application
Assessing Expandable Sand Screens Using Electromagnetic Tool
Publication number
20190390544
Publication date
Dec 26, 2019
Halliburton Energy Services, Inc.
Junwen Dai
E21 - EARTH DRILLING MINING