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Ernest N. Sumrall
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Houston, TX, US
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last 30 patents
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Patent Grant
Apparatus and methods to analyze downhole fluids using ionized flui...
Patent number
8,230,916
Issue date
Jul 31, 2012
Schlumberger Technology Corporation
Ernest N. Sumrall
G01 - MEASURING TESTING
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last 30 patents
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Patent Application
APPARATUS AND METHODS TO ANALYZE DOWNHOLE FLUIDS USING IONIZED FLUI...
Publication number
20090126928
Publication date
May 21, 2009
Ernest N. Sumrall
E21 - EARTH DRILLING MINING