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Arne Torsvoll
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Hundvag, NO
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last 30 patents
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Patent Grant
Method and apparatus for drilling and lining a wellbore
Patent number
9,567,818
Issue date
Feb 14, 2017
Statoil Petroleum AS
Morten Eidem
E21 - EARTH DRILLING MINING
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last 30 patents
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Patent Application
METHOD AND APPARATUS FOR DRILLING AND LINING A WELLBORE
Publication number
20140034391
Publication date
Feb 6, 2014
STATOIL PETROLEUM AS
Morten Eidem
E21 - EARTH DRILLING MINING