(19)

(11)

EP 4 115 130 A2

(12)

(88) Date of publication A3: 04.08.2022 (43) Date of publication: 11.01.2023 Bulletin 2023/02 (21) Application number: 21811420.5 (22) Date of filing: 13.10.2021

(51) International Patent Classification (IPC):  F25J 1/00(2006.01) (52) Cooperative Patent Classification (CPC): F25J 1/001; F25J 1/0037; F25J 1/005; F25J 1/0052; F25J 1/0062; F25J 1/0065; F25J 1/0067; F25J 1/0072; F25J 1/0082; F25J 1/0092; F25J 1/0208; F25J 1/0209; F25J 1/0219; F25J 1/0292; F25J 2270/06; F25J 2270/16 (86) International application number: PCT/GB2021/000117 (87) International publication number: WO 2022/106801 (27.05.2022 Gazette 2022/21)

(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: 21.11.2020 GB 202018333 (71) Applicant: Gasconsult Limited Twickenham, Middlesex TW1 2TB (GB)	(72) Inventor: SKINNER, Geoffrey Frederick Reading RG2 7AS (GB) (74) Representative: Werhahn, Jasper Carl  Meissner Bolte Patentanwälte Rechtsanwälte Partnerschaft mbB P.O. Box 86 06 24 81633 München 81633 München (DE)