Global Patent Index - EP 4296569 A1

EP 4296569 A1 20231227 - HYDROGEN RETROFIT KIT ASSEMBLY FOR A GAZ BURNER

Title (en)

HYDROGEN RETROFIT KIT ASSEMBLY FOR A GAZ BURNER

Title (de)

WASSERSTOFF-NACHRÜSTKITANORDNUNG FÜR EINEN GASBRENNER

Title (fr)

ENSEMBLE KIT DE RATTRAPAGE D'HYDROGÈNE POUR UN BRÛLEUR À GAZ

Publication

EP 4296569 A1 20231227 (EN)

Application

EP 22180332 A 20220622

Priority

EP 22180332 A 20220622

Abstract (en)

The invention relates to a retrofit kit assembly (1) for converting a hydrocarbon gas combustion appliance (2), in particular a gas boiler, and more particularly for a condensing gas boiler, to a combustion appliance for combustion of fuel gas comprising more than 20 mol%, in particular more than 30mol%, hydrogen, the kit assembly (1) comprising:a frame structure (5) fixable to a housing (3) of the combustion appliance (2) for, in particular fully, closing a burner chamber (18) of the combustion appliance (2); anda manifold structure (10) comprising means for providing an air/gas mixture and the manifold structure (10) further comprising an inlet portion (11) and an outlet portion (12), wherein the inlet portion (11) is configured to receive the air/gas mixture and wherein the inlet portion (11) comprises a first connection (4) for receiving at least fuel gas, and a second connection (17) for receiving air located upstream from the first connection (4) and wherein the outlet portion (12) is arranged such that the air/gas mixture exits the manifold structure (10) through the outlet portion (12) and wherein the outlet portion (12) is connected to the frame structure (5).

IPC 8 full level

F23D 14/02 (2006.01); F24H 1/00 (2022.01)

CPC (source: EP)

F23D 14/02 (2013.01); F24H 8/00 (2013.01); F24H 9/1832 (2022.01); F23C 2900/9901 (2013.01); F23D 2203/1012 (2013.01); F23D 2203/102 (2013.01); F23N 2233/08 (2020.01)

Citation (applicant)

EP 3524884 A1 20190814 - RIELLO SPA [IT]

Citation (search report)

Designated contracting state (EPC)

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 state (EPC)

BA ME

Designated validation state (EPC)

KH MA MD TN

DOCDB simple family (publication)

EP 4296569 A1 20231227

DOCDB simple family (application)

EP 22180332 A 20220622