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Dailey Petroleum Corp.
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Conroe, TX, US
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Patents Grants
last 30 patents
Information
Patent Grant
Converted dual-acting hydraulic drilling jar
Patent number
5,984,028
Issue date
Nov 16, 1999
Dailey Petroleum Corp.
Timothy L. Wilson
E21 - EARTH DRILLING MINING
Information
Patent Grant
Constant bottom contact thruster
Patent number
5,884,716
Issue date
Mar 23, 1999
Dailey Petroleum
Thomas R. Beasley
E21 - EARTH DRILLING MINING
Patents Applications
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