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(11)

EP 3 655 659 A1

(12)

(43) Date of publication: 27.05.2020 Bulletin 2020/22 (21) Application number: 18836077.0 (22) Date of filing: 20.07.2018

(51) International Patent Classification (IPC):  F04D 13/10(2006.01) F04D 29/04(2006.01) E21B 43/12(2006.01) F04D 1/06(2006.01) F04D 29/62(2006.01) (86) International application number: PCT/US2018/043079 (87) International publication number: WO 2019/018760 (24.01.2019 Gazette 2019/04)

(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: KH MA MD TN (30) Priority: 20.07.2017 US 201762535224 P (71) Applicant: Ge Oil & Gas Esp, Inc. Oklahoma City, OK 73135 (US)	(72) Inventors: ASHURST, Joseph Oklahoma City, OK 73135-4530 (US) ROBERTS, Andrew Jacksonville, FL 32221 (US) ELLINGTON, Blair Oklahoma City, OK 73135-4530 (US) SCHOELEN, Matthew Oklahoma City OK 73135-4530 (US) (74) Representative: Illingworth-Law, William Illingworth  Baker Hughes, A GE Company The Ark 201 Talgarth Road Hammersmith London W6 8BJ London W6 8BJ (GB)