(19)

(11)

EP 4 798 903 A1

(12)

(43) Date of publication: 02.09.2026 Bulletin 2026/36 (21) Application number: 24827011.8 (22) Date of filing: 29.11.2024

(51) International Patent Classification (IPC):  F23D 14/38(2006.01) F23D 14/52(2006.01) F23D 14/46(2006.01) (52) Cooperative Patent Classification (CPC): F23D 14/38; F23D 14/465; F23D 14/52 (86) International application number: PCT/EP2024/084159 (87) International publication number: WO 2025/114568 (05.06.2025 Gazette 2025/23)

(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: GE KH MA MD TN (30) Priority: 01.12.2023 GB 202318447 (71) Applicant: Framti Production AS 7011 Trondheim (NO)	(72) Inventors: AUNE, Petter Wiig 7041 Trondheim (NO) MERZ, Karl Otto 7019 Trondheim (NO) (74) Representative: Lincoln IP  4 Rubislaw Place Aberdeen AB10 1XN Aberdeen AB10 1XN (GB)