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(11)

EP 3 532 408 A1

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(43) Date of publication: 04.09.2019 Bulletin 2019/36 (21) Application number: 17865922.3 (22) Date of filing: 26.10.2017

(51) International Patent Classification (IPC):  B65G 5/00(2006.01) E21B 43/26(2006.01) E21B 33/138(2006.01) F03D 9/17(2016.01) (86) International application number: PCT/US2017/058407 (87) International publication number: WO 2018/081345 (03.05.2018 Gazette 2018/18)

(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: 27.10.2016 US 201615336424 (71) Applicant: Quidnet Energy Inc. Framingham, Massachusetts 01702 (US)	(72) Inventors: SCHMIDT, Howard K. Cypress, Texas 77433 (US) MANDELL, Aaron H. Framingham, Massachusetts 01702 (US) (74) Representative: J A Kemp  14 South Square Gray's Inn London WC1R 5JJ London WC1R 5JJ (GB)