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EP 3 433 467 A1

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(43) Date of publication: 30.01.2019 Bulletin 2019/05 (21) Application number: 17770966.4 (22) Date of filing: 21.03.2017

(51) International Patent Classification (IPC):  E21B 49/00(2006.01) G01V 9/00(2006.01) G01V 99/00(2009.01) G01N 3/48(2006.01) E21B 7/06(2006.01) G06F 17/50(2006.01) (86) International application number: PCT/US2017/023367 (87) International publication number: WO 2017/165386 (28.09.2017 Gazette 2017/39)

(84) Designated Contracting States: AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR Designated Extension States: BA ME Designated Validation States: MA MD (30) Priority: 22.03.2016 US 201615077463 (71) Applicant: Baker Hughes, a GE company, LLC Houston, TX 77073 (US)	(72) Inventors: CURRY, David A. Houston, Texas 77073 (US) FRANQUET, Javier A. Houston, Texas 77073 (US) REESE, Michael M. Houston, Texas 77073 (US) (74) Representative: Dehns  St. Brides House 10 Salisbury Square London EC4Y 8JD London EC4Y 8JD (GB)