(19)

(11)

EP 4 103 867 A1

(12)

(43) Date of publication: 21.12.2022 Bulletin 2022/51 (21) Application number: 21712259.7 (22) Date of filing: 11.02.2021

(51) International Patent Classification (IPC):  F16K 3/24(2006.01) F16K 3/32(2006.01) (52) Cooperative Patent Classification (CPC): F16K 3/24; F16K 3/32 (86) International application number: PCT/NO2021/050040 (87) International publication number: WO 2021/162557 (19.08.2021 Gazette 2021/33)

(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: 11.02.2020 NO 20200174 (71) Applicant: Sil Valves AS 5259 Hjellestad (NO)	(72) Inventor: KARLSEN, Frode Ivar 5259 HJELLESTAD (NO) (74) Representative: Håmsø Patentbyrå AS  P.O. Box 9 4068 Stavanger 4068 Stavanger (NO)