(19)

(11)

EP 3 724 539 A1

(12)

(43) Date of publication: 21.10.2020 Bulletin 2020/43 (21) Application number: 18888944.8 (22) Date of filing: 07.12.2018

(51) International Patent Classification (IPC):  F16J 15/02(2006.01) F24F 7/06(2006.01) F16J 15/04(2006.01) (86) International application number: PCT/NO2018/050307 (87) International publication number: WO 2019/117727 (20.06.2019 Gazette 2019/25)

(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: 13.12.2017 NO 20171992 (71) Applicant: Covent AS 4387 Bjerkreim (NO)	(72) Inventor: HOVLAND, Ivar 4371 Egersund (NO) (74) Representative: Håmsø Patentbyrå AS  P.O. Box 171 4301 Sandnes 4301 Sandnes (NO)