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Abhijeet Nayan
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Bihar, IN
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last 30 patents
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Patent Grant
Identification of casing collars while drilling and post drilling u...
Patent number
9,175,559
Issue date
Nov 3, 2015
Schlumberger Technology Corporation
Najmud Dowla
E21 - EARTH DRILLING MINING
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last 30 patents
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Patent Application
IDENTIFICATION OF CASING COLLARS WHILE DRILLING AND POST DRILLING U...
Publication number
20110290011
Publication date
Dec 1, 2011
Najmud Dowla
E21 - EARTH DRILLING MINING