(19)

(11)

EP 4 555 260 A1

(12)

(43) Date of publication: 21.05.2025 Bulletin 2025/21 (21) Application number: 23748298.9 (22) Date of filing: 14.07.2023

(51) International Patent Classification (IPC):  F24D 3/10(2006.01) F16L 41/02(2006.01) F24D 3/08(2006.01) B03C 1/32(2006.01) F24D 19/00(2006.01) E03B 7/07(2006.01) B01D 35/06(2006.01) (52) Cooperative Patent Classification (CPC): F24D 3/105; F24D 3/1058; F24D 3/08; F24D 19/0092; F16L 41/03; B03C 1/28; B03C 1/30; B03C 2201/18 (86) International application number: PCT/GB2023/051856 (87) International publication number: WO 2024/013516 (18.01.2024 Gazette 2024/03)

(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 ME MK MT NL NO PL PT RO RS SE SI SK SM TR Designated Extension States: BA Designated Validation States: KH MA MD TN (30) Priority: 15.07.2022 GB 202210401 (71) Applicant: Adey Holdings (2008) Limited Haresfield Stonehouse GL10 3EZ (GB)	(72) Inventor: DOWNIE, Simon Haresfield Stonehouse GL10 3EZ (GB) (74) Representative: Noble, Frederick  Albright IP Limited County House Bayshill Road Cheltenham, Glos. GL50 3BA Cheltenham, Glos. GL50 3BA (GB)