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Patent Searching and Data


Matches 651 - 700 out of 2,710

Document Document Title
WO/1992/011493A1
A method and apparatus for a pellet fuel burning heating unit for burning corn or wood pellets having a balanced pressure system having a four-way split combustion intake airstream. The invention includes a combustion air blower system f...  
WO/1992/010706A1
The fireplace or hot-air stove is used for space heating and grilling and boiling. It is made up of a small number of individual parts with the aid of which a large number of different designs may be produced. The fireplace has a variabl...  
WO/1992/008080A1
The invention relates to a combination of a baking oven and a stove, comprising a stove (1) for burning wood, an ash chest (3) under the stove, and a baking oven (2) above the stove. A conduit (8) extends from a furnace (7) of the stove ...  
WO/1991/019448A1
The multi-purpose fireplace disclosed has a fire space underneath and, above it, a baking space and, above the baking space, at least one grilling and/or frying and/or cooking area. The baking space is delimited by a metal wall, can be c...  
WO/1991/017393A1
Back draft is prevented in a conventional furnace or woodstove system in which the combustion gases are generally sufficient to generate the positive draft for combustion but occasionally fails due to pressure differences, combustion con...  
WO/1991/014902A1
This back boiler consists mainly of a backplate (3) of specific shape, two chambers (1) and (2) through which pass six smoke pipes, four of which are of the semi-reverse draught type (6) (6a) (7) (7a), one is of the reverse draught type ...  
WO/1990/007089A1
The present invention relates to a solid-fuel burning stove comprising an outer casing (14) and an openable and sealable front (1). The stove further comprises two mutually adjacent combustion chambers (6, 7) and a duct (11) which connec...  
WO/1989/005424A1
The burner is intended for combustion of wood logs or other similar solid fuels. The burner which will be called the basket burner is shaped as an open inclined basket (1) comprising a bottom plate (3) and a backing plate (4) which are i...  
WO/1989/000266A1
A barbecue kettle (10) includes a bowl (12) and a cover (14) with the bowl (12) having a food support grid (100) adjacent an upper rim (13) and a charcoal grid (102) below the food grid (100) along with a cover holder (20) adjacent the r...  
WO/1988/010401A1
In a method for manufacture and mounting of fire-places, e.g. stoves, a lower and an upper half of the fire-place are manufactured separately and transported to the mounting place. There said lower half is positioned in its positioned in...  
WO/1988/008942A1
The oven described comprises a heat exchanger (A) for heating a flow medium, in particular water, and two heat exchangers (B, C) for pre-heating the combustion air. The exchanger (A) is designed as an oven jacket (1) with a twin-wall, fr...  
WO/1988/006700A1
A stove for burning solid fuel comprising a primary combustion chamber (20) for burning and gasifying said solid fuel and a secondary combustion chamber (120) positioned beneath said primary combustion chamber (20) for burning gases crea...  
WO/1988/004014A1
Heating apparatus for heating an environment, which apparatus comprises one or more heat exchange conduits (A, B, C, D, E, F, 6, 8) for location in the path of a flow of heat (F1 - F2), and air flow inducing means (4) for inducing a flow...  
WO/1988/003250A1
The system described comprises a heating unit connected to a heat source by pipes conveying hot water. The invention is characterized in that the heat source is a tile stove (1), in which is arranged a boiler (2) defining the combustion ...  
WO/1987/004232A1
The stove for solid fuel (5) comprises a stove casing housing a combustion area (2), in which the fuel (5) introduced is burnt in the presence of combustion air flows. The wall of the combustion zone has at least one stove door (6) and t...  
WO/1987/003669A1
The aim is to activate the combustion so as to obtain a high combustion temperature and thorough combustion. In a hearth provided with an air supply (6) through the bottom (1), a metal dish (30) is arranged at a predetermined height abov...  
WO/1987/000909A1
Method and apparatus for burning solid fuel enables secondary combustion of volatile combustion products to be effected thereby reducing smoke emission and improving efficiency. Secondary combustion is achieved by means of refractory baf...  
WO/1986/007127A1
A heating device (10) constructed for efficiently burning newspapers (26) by converting them to a carbon-like material and then burning this material in a controlled manner to produce useful heat including radiant heat for various heatin...  
WO/1986/004665A1
A solid fuel heating apparatus has combination air supplied in a controlled manner by a manifold (130). The manifold has a first branch (132) that directs combustion air to the interior of the fuel ignited within the firebox (12) and a s...  
WO/1986/003141A1
A pollutant removal/heat exchange apparatus is mounted to a wood burning stove to receive the emission products from the stove. The apparatus comprises a plurality of vertically aligned tubular electrodes which define vertical through pa...  
WO/1985/004464A1
In order to eliminate flue gases generated in combustion of fuels in heating stoves a heating stove (1) is designed with a duct (14) above the fireplace (5) and closeable by means of a damper (16), whereby the flue gases pass through the...  
WO/1985/004236A1
Solid material gasification heating boiler, comprising a filling chamber (1) and a gasification chamber (2) arranged above a grid (3), and under the grid delimiting downardly the gasification and/or reaction chamber there is provided a c...  
WO/1985/003762A1
In a combustion apparatus for solid fuel, e.g. a door-fronted stove, at least one duct for the supply of combustion air leads to a combustion chamber (1). The duct or ducts (8a-8c) open out into the combustion chamber above the hearth, a...  
WO/1985/003763A1
A heating system comprising a firebox (10) defining a combustion chamber that is substantially sealed from the atmosphere. The system includes a flue (24) for conducting combustion gases from the combustion chamber. A first duct (22) sur...  
WO/1985/003341A1
Recuperator with open hearth for chimneys, characterized by a central envelope (1) which is open at the façade by (5) and is prolonged to the top by a canopy terminated at its end by a valve (4), said envelope (1) communicating with and...  
WO/1985/002455A1
The heating appliance includes an insulated secondary combustion chamber (22, 110) where a mixture of exhaust gases from the primary combustion chamber (12, 112) and secondary air is burned. A catalytic igniter (34, 130) is provided in t...  
WO/1985/000648A1
The invention relates to an element which may be assembled with similar elements and assemblies of elements comprised each of elements which are different and complementary, interassemblable and intended to the construction of heat excha...  
WO/1984/004577A1
Method wherein a fixed combustion bed is used to desulphurate and improve combustion gas resulting from the combustion of solid fuel containing sulphur and/or with a high content of volatile materials or water. The invention relates more...  
WO/1984/004576A1
An add-on boiler that has an insulated cover (27) covering a housing (3) that carries a finned heat-recovery coil (1). The add-on boiler is mounted on the casing of a heating device (43) to heat water in the coil (1) with heat transferre...  
WO/1984/002764A1
Moveable hearth boiler device with internal combustion using fluids as heat conveying medium and with automatic draught regulation. It is comprised in its visible part of a boiler body (12), two supply pipes (2 and 3), a slide suspension...  
WO/1984/002568A1
A stove to burn solid fuels, said stove comprising a combustion chamber with a front (13) with a fuel charging aperture (14) therein and a door (3) with a transparent viewing panel (33) therein mounted over the aperture (14), a baffle (1...  
WO/1984/002389A1
A process for the freezing of organic tissue, in which the atmospheric pressure in contact with the tissue is gradually lowered before or during the freezing process. The decompression is done at a rate and to a degree whereby a substant...  
WO/1984/002182A1
The projectile comprises a rear portion (N1) of which the diameter determines the gauge of the projectile, and a front portion (N2) of a general conical configuration and terminated by a front point (A). The front portion (N2) is provide...  
WO/1984/002183A1
The projectile comprises a central core (1), a rear body (2) of which the diameter determines the gauge of the projectile, and means for interlocking said central core (1) with said rear body (2). These interlocking means comprise on one...  
WO/1984/001614A1
In a heating apparatus of the tiled stove type, the return chamber section (19) and stove section (17) are built up from blocks (A,B,C,D,E,F,G,H,J) arranged in a plurality of horizontal courses one upon the other, the blocks being implem...  
WO/1984/000676A1
Transportable cooking apparatus comprising a frame (10) of sheet metal or cast-iron, a charcoal hearth (13), a boiler (19) and an oven (20). The boiler (19) is arranged in a chamber (14) which is provided with a dividing wall (21) to sep...  
WO/1983/004431A1
The heating apparatus, supplied with wood billets, which is of the direct start and discontinuous loading type, comprises a hearth (2) of which the side walls as well as the upper wall are insulated and is provided at its lower portion w...  
WO/1983/004161A1
Polyvalent oven intended more particularly for the preparation of flambéed tarts, pizzas and the like. The oven is characterized in that the cooking compartment (1) is comprised by a sole plate (5) of which the length is smaller than th...  
WO/1983/001673A1
A catalytic stove comprised of a housing having a fuel burning chamber (30) and an effluent chamber (44) separated by a domed common wall (40). An air inlet port (60) is located in the fuel burning chamber and draft air is introduced to ...  
WO/1983/000373A1
An arrangement in combustion chambers for burning solid fuel, such as wood, wood chips, pellets, coal and sundry waste, with recirculation combustion and including a combustion chamber (1) with fire bars (5) arranged in its lower part, a...  
WO/1982/003443A1
A chamber (7) within which combustible products may be burned in air and passing a stream of air over the surface heated by the combustion and transferring the thus heated air to the space required to be heated. Means provided to burn th...  
WO/1982/002757A1
Combustion apparatus comprising, in addition to a primary combustion chamber (1), expansion chambers (6, 16, 26) for the unburnt residue of the primary combustion. Beyond the first chamber (6), each expansion chamber is directly connecte...  
WO/1981/003218A1
Convected air from the room to be heated enters two first air spaces (10) through two front inlets (12) and circulates through passageways (13) between inner and outer casings forming the fireplace and re-enters the room through front ai...  
WO/1981/003057A1
Arrangement for firing solid fuels, comprising a fuel space with a fire-place, to which combustion air is supplied in a controlled manner and from which fuel gases are lead off via a duct to a chimney. At this type of arrangement for fir...  
WO/1981/002622A1
Fireplace attachment for burning solid fuels like wood logs, briquettes, pellets etc. in open fire places. The fireplace attachment contains a hearth chamber (7) and a glow chamber (6) which are separated by an at least partly inclined g...  
WO/1981/002621A1
In a woodburning stove, fireplace or the like (1) comprising a hearth in a chamber (23) with a flue outlet (30) at the top, a preferably closeable bottom plate (22) is provided in the bottom of said chamber (23), under which plate (22) a...  
WO/1981/002464A1
A heating apparatus (8) capable of efficiently burning both coal and wood has removable restriction elements (68, 77d) for varying the rate of flow of air from an inlet port (22) in the heating apparatus to a fuel holding combustion cham...  
WO/1981/002191A1
The dimensions of the elements (1) are derived on the one hand from the lateral dimensions a, b of the stoneware (4) and on the other hand from the thickness of the corner glazed earthenware (3), which gives for the thickness of the elem...  
WO/1981/002194A1
Coal furnaces for space heating are usually adapted for functioning according to the principle of thorough combustion. The optimum combustion is achieved by adequate regulation of the proportion between primary and secondary air. This is...  
WO/1981/002190A1
This element allows the easy assembly of the walls of a double wall stoneware stoves without any specific knowledge. There are five shaped faces and one smooth, flat face (15). From two front faces (10) protrudes a median rib (12) to whi...  

Matches 651 - 700 out of 2,710