Abrégé

The present invention relates to a fireplace (1) using a fuel, preferably a solid fuel such as pellets, and comprising a heating body (2) with a front upper face (40), the heating body (2) comprising a burner (8), a fuel tank (19) and a combustion chamber (3) delimited by outer walls (5, 34), the fireplace (1) being characterised in that it comprises a primary convection chamber (31) surrounding all or part of the outer walls (5, 34) of the combustion chamber (3) and a secondary convection chamber (32) surrounding all or part of the primary convection chamber (31), the primary convection chamber (31) and the secondary convection chamber (32) being positioned underneath at least one convection column, respectively referred to as a primary convection column (35) and secondary convection column (36), leading outside the fireplace (1).

Classes IPC  ?

• F24B 7/04 - Poêles, fourneaux ou conduits pour gaz de combustion comportant des moyens supplémentaires pour le chauffage par convection avec conduits d'air internes
• F24B 13/04 - Disposition pour l'alimentation en combustible solide, p. ex. trémies
• F24B 7/00 - Poêles, fourneaux ou conduits pour gaz de combustion comportant des moyens supplémentaires pour le chauffage par convection

Abrégé

The present invention relates to a fireplace (28) comprising a combustion chamber (2) comprising at least four adjacent vertical walls (10/a, 10/b, 10/c, 10/d) with an identical angle α between the inner faces (10f) of these adjacent vertical walls and with the outer face (10e) of at least two vertical walls (10/a, 10/b, 10/c, 10/d) comprising an interface (16) for connecting a technical element (18, 20, 25), the outer face (10e) being chosen depending on the arrangement of the fireplace (28) within a space. The invention further relates to a fireplace (28) comprising a combustion chamber (2) with a door frame (4) provided with lateral uprights (6) having external lateral facets (7) forming therebetween an angle β of between 85° and 95° and internal lateral facets (8), extending as a continuation of the internal wall (9) of the combustion chamber (2) and forming therebetween an angle σ of between 100° and 130°.

Classes IPC  ?

• F24B 1/02 - Poêles clos
• F24B 1/195 - FoyersCadresHottesRéflecteurs de chaleur
• F24B 5/02 - Circulation de l'air de combustion ou des gaz de combustion à l'intérieur ou autour des poêles ou des fourneaux à l'intérieur ou autour des poêles
• F24B 9/00 - Poêles, fourneaux ou conduits pour gaz de combustion comportant des moyens supplémentaires pour chauffer de l'eau
• F24B 13/04 - Disposition pour l'alimentation en combustible solide, p. ex. trémies

Abrégé

The invention relates to a process of manufacture of a solid catalyst made of a support coated with a thin catalytic layer and to a process for eliminating gaseous and/or particulate pollutants in an exhaust gaz. The process of the invention of manufacture of a solid catalyst (1) comprising a support (2) coated with a catalytic layer (3) comprises the following steps: a) preparing a solution A by dissolving alkoxide and/or chloride precursors of at least one metal selected in the group consisting of Al, Si, Ti, Zr, Fe, Zn, Nb, V and Ce in a solvent S1 having a partition coefficient lower than 1 and containing less than 5% by volume of water, b) preparing a solution B containing a surfactant, an organic acid and/or hydrochloride acid (HC1) in a solvent S2 having a partition coefficient lower than 5, preferably less than 2, even more preferably less than 1., c) mixing solution A and solution B together, thereby obtaining a washcoat solution C, d) dip-coating the support (2) having OH groups at its surface into washcoat solution C, e) drying the coated support (2) obtained in step d), f) calcinating the dried coated support (2) obtained in step e). The process of the invention finds application in the field of elimination of VOC's, CO and/ or particulate pollutants in an exhaust gaz.

Classes IPC  ?

• B01J 37/02 - Imprégnation, revêtement ou précipitation
• B01J 23/00 - Catalyseurs contenant des métaux, oxydes ou hydroxydes métalliques non prévus dans le groupe
• B01J 21/06 - Silicium, titane, zirconium ou hafniumLeurs oxydes ou hydroxydes
• B01J 23/44 - Palladium
• B01D 53/94 - Épuration chimique ou biologique des gaz résiduaires des gaz d'échappement des moteurs à combustion par des procédés catalytiques

Abrégé

The present invention relates to a solid-fuel, liquid-fuel or gaseous-fuel fire box (1) comprising: - a combustion chamber (3) provided with a wall mounted so as to be able to move (2,10, 23) opening access to said chamber (3) when the wall (2,10, 23) is open, - a first oxidizing-air inlet (8) into the combustion chamber (3), - an air-compensation device configured to be activated automatically when the wall (2,10, 23) is opened and providing a second, so-called compensation, air inlet (9) on the outside of the fire box (1), characterized in that the air compensation device comprises: - an air flap (4) allowing said compensation air (9) to be injected on the outside of the fire box (1) when the valve (4) is open, and - an activation mechanism (11,12), also referred to as a compensation-air activation mechanism, coupled to said valve (4) and collaborating with the wall mounted so as to be able to move (2,10, 23), said activation mechanism being configured to collaborate with the wall (2,10, 23) over a maximum 15% of the start and end of its nominal travel when the wall (2,10, 23) is respectively opened and closed.

Classes IPC  ?

• F23M 11/02 - Prévention des émissions de flammes ou de gaz chauds ou des admissions d'air, par les regards ou ouvertures de chargement
• F23L 1/00 - Passages ou ouvertures pour amener l'air primaire de combustion
• F23L 3/00 - Aménagements des soupapes ou des registres situés devant le foyer
• F24B 5/02 - Circulation de l'air de combustion ou des gaz de combustion à l'intérieur ou autour des poêles ou des fourneaux à l'intérieur ou autour des poêles

Abrégé

The present invention relates to a solid-fuel combustion chamber comprising a staged burner with a lower stage in which, during use, primary combustion of the solid fuel takes place and with an upper stage in which, during use, secondary combustion of the gases (12) derived from the primary combustion takes place, said burner comprising in the upper stage: a first hollow body (4) intended to accommodate, within its interior volume, the gases (12) derived from the primary combustion, said first hollow body (4) comprising a conical part, and a secondary-air duct (8) arranged around said first hollow body (4) and opening at the upper end thereof, said duct (8) being delimited, on the one hand, by the first hollow body (4) and, on the other hand, by a wall of a shape that substantially complements that of the first hollow body (4) so as to ensure parallel injection of the secondary air along the first hollow body (4).

Classes IPC  ?

• F23B 10/02 - Appareils à combustion caractérisés par la combinaison d'au moins deux chambres de combustion comportant des chambres de combustion secondaire séparées
• F23L 9/02 - Passages ou ouvertures pour introduire l'air secondaire nécessaire à la combustion complète du combustible l'air étant introduit au-dessus du foyer
• F23B 30/00 - Appareils à combustion comportant des moyens actionnés pour agiter le combustible qui brûleAppareils à combustion comportant des moyens pour faire avancer le combustible dans la chambre de combustion
• F23L 9/04 - Passages ou ouvertures pour introduire l'air secondaire nécessaire à la combustion complète du combustible l'air étant introduit au delà du foyer, p. ex. plus près de la sortie des fumées

Abrégé

The invention relates to a wood pellet stove, comprising a feed device for automatically adding wood pellets in a metered manner from a pellet hopper belonging to the stove. Said pellet hopper having the feed device and a grate is accommodated in a lower, stationary stove part (20), which remains cold and does not become hot during operation. The combustion chamber having a chimney connection is accommodated in an upper stove part (21). The upper stove part (21) is supported on the lower stove part (20) by means of a turntable so that the upper stove part can be swiveled relative to the lower, stationary stove part (20). Thus, the combustion chamber and the viewing window can be swiveled in any desired direction as needed.

Classes IPC  ?

• F24C 1/00 - Poêles ou fourneaux dans lesquels le combustible ou la source d'énergie n'est pas exclusivement un combustible solide ou d'un type couvert par un seul des groupes Poêles ou fourneaux dans lesquels le type de combustible ou d'énergie utilisé n'est pas spécifié
• F23B 40/04 - Appareils à combustion comportant des moyens entraînés pour alimenter en combustible la chambre de combustion le combustible étant amené du dessous par une ouverture dans la surface supportant le combustible
• F23K 3/14 - Aménagements pour foyers à alimentation par en dessous par vis

Abrégé

The fuel supply device according to the invention is intended for granular fuel for a furnace for power outputs down to less than 1 kW. The fuel supply device comprises a conveyer screw (2) arranged in a pipe (8), wherein a circular, horizontal grate (1) having a central, round hole (6) and air supply openings (7) in the outer area of the grate (1) is arranged above the screw. The axis of the conveyer screw (2) runs upward into a steel bracket (19), which protrudes beyond the grate surface and the end (23) of which on an outer section (22) is directed downward toward the grate (1) and ends in the outer third of the radius of the grate (1) at a distance from the grate surface.

Classes IPC  ?

• F23B 40/04 - Appareils à combustion comportant des moyens entraînés pour alimenter en combustible la chambre de combustion le combustible étant amené du dessous par une ouverture dans la surface supportant le combustible
• F23K 3/14 - Aménagements pour foyers à alimentation par en dessous par vis

Produits et services

Apparatus and installation of heating, boilers, hearths and stoves burning wood and/or any other fuel and/or using natural resources, heat recuperators. Installation and repair services for heating devices.

Abrégé

The invention relates to a wood pellet stove, comprising a feed device for automatically adding wood pellets in a metered manner from a pellet hopper belonging to the stove. Said pellet hopper having the feed device and a grate is accommodated in a lower, stationary stove part (20), which remains cold and does not become hot during operation. The combustion chamber having a chimney connection is accommodated in an upper stove part (21). The upper stove part (21) is supported on the lower stove part (20) by means of a turntable so that the upper stove part can be swiveled relative to the lower, stationary stove part (20). Thus, the combustion chamber and the viewing window can be swiveled in any desired direction as needed.

Classes IPC  ?

• F23K 3/14 - Aménagements pour foyers à alimentation par en dessous par vis
• F23B 40/04 - Appareils à combustion comportant des moyens entraînés pour alimenter en combustible la chambre de combustion le combustible étant amené du dessous par une ouverture dans la surface supportant le combustible

Produits et services

Heating apparatus and installations, wood burning stoves (heating apparatus) and stoves that use any other fuel, heat recovery units; water supply and sanitary apparatus and installations. Installation and repair services for heating and sanitary apparatus.

Produits et services

Heating apparatus, furnaces, hearths and stoves using wood or any other fuels and/or natural resources, heating regenerators; apparatus for water supply and sanitary purposes. Installation and repair services of heating and sanitary apparatus.

Produits et services

(1) Heating apparatus namely gas stoves, stoves made from renewable natural resources namely geothermal resources, sun biomass; wood stoves and hearths, heating regenerators

Produits et services

Heating apparatus, wood stoves; heating regenerators.