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WO/2009/004051A1 |
Method of treating a chamber having refractory walls, in which: a treatment composition, comprising at least one organosilicon compound and at least one hydrocarbide, is sprayed into said chamber, in the presence of oxygen; and said spra...
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WO/2008/151385A1 |
An anchoring system for supporting a double-layered refractory lining of a process vessel. The refractory lining comprises a first layer (the insulation layer) positioned adjacent to an inner surface of the process vessel and a second la...
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WO/2008/142925A1 |
This invention provides a nonaqueous baking repairing material which, while enjoying simple execution, can substantially reduce the time required for baking after execution. This baking repairing material is characterized by comprising 5...
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WO/2008/138481A1 |
The invention relates to a ring furnace (1) having a longitudinal axis and comprising elongated bays (10), a plurality of hollow partitions (3, 3') arranged within the casing of each bay so as to be parallel to the longitudinal axis, a f...
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WO/2008/136027A1 |
The present invention relates to a cooled box (1) for positioning nozzles (30) in arc furnaqes (2) . The box comprises a tubular body (10) which, in turnf comprises a plurality of ingots (20) that are mutually fastened and arranged such ...
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WO/2008/134078A1 |
This invention relates to an industrial furnace roof filler element to allow replacement of a failed heat source during operation. The filler element can include a lower portion, a module, an aperture, a protuberance, a bore and/or a hea...
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WO/2008/113132A1 |
Method and apparatus for the removal of refractory lining material in a large industrial vessel (2) comprising removing or displacing all gas ducting and feeding provisions from the top of said vessel, installing a headframe (1) at the t...
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WO/2008/111897A1 |
The invention is characterized in that each one of the side edges (4a, 4b) of the door (3) is arranged to run inside and along a respective tube (5a, 5b) that has a longitudinal slit (6a, 6b) and extends vertically, in that each tube is ...
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WO/2008/104525A1 |
A modular kiln for firing ceramic products comprising multiple assemblable modules (1), which are assembled in columns to form a firing tunnel for ceramic products; each of the assemblable modules (1) being in turn modular and comprising...
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WO/2008/089530A1 |
The present invention relates to a basic-refractory composition containing magnesium orthotitanate (Mg2TiO4) and calcium titanate (CaTiO3) suitable for use in rotating kilns for the production of Portland cement or lime.
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WO/2008/083182A1 |
The invention relates to an apparatus for the production of oxidizing biocides. The apparatus can be used as a remote production system where the product is stored use or it can be an in situ production system where the product can be in...
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WO/2008/065703A1 |
An electrical heating unit (10) for heat treatment ovens which comprises: a base material (1) which is a ceramic fiber molding comprising alumina and silica; and a coating layer (2) formed by applying a coating material comprising a base...
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WO/2008/065702A1 |
A heat-insulating material (10) for heat treatment ovens and an electrical heating unit (20) for heat treatment ovens which each comprises a base material (1) made of ceramic fibers comprising alumina and silica and a coating layer (2) f...
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WO2008028573B1 |
To make the receiving space of the casing of a furnace variable, so that it can be adapted to the various volumes that are required for different feedstocks (light scrap, heavy scrap) to achieve the tapping weight envisaged for the furna...
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WO/2008/037836A1 |
The invention relates to a method for coating a cooling element (1) mainly made of copper, provided with water cooling pipes (2) and used particularly in connection with metallurgic furnaces or the like, wherein the cooling element inclu...
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WO/2008/034493A1 |
The invention relates to a horizontally designed, non-heat recovery-type coke oven comprising at least one coking chamber, downcomers that are laterally disposed in relation to the coking chamber, and bottom ducts which are horizontally ...
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WO/2008/014667A1 |
A gas-injection boiler for oil field, which includes a coal burning grate (2) on the bottom of the boiler body (1), bellows (3) arranged under the grate, the firebox (5) on the upper part of the boiler body, the wall of the firebox being...
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WO/2008/011694A1 |
The concerned subject-matter discloses a set of disassembling, portable devices which can be operated under low operating expense and high security standards, used for the removal of the tuyeres and the cooling boxes of a blast furnace b...
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WO/2008/009468A1 |
The invention relates to an electric arc furnace roof top (10) comprising a central portion (14) and a peripheral portion (16) surrounding the central portion (14), each of these portions having an inner surface (24,26) suitable for faci...
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WO/2007/147248A1 |
A sealing apparatus for a slag door of a metallurgical furnace, having a mounting assembly for mounting the apparatus to the furnace, and at least one closure element, moveable from an open position that is exterior of the slag door open...
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WO/2007/140891A1 |
The invention relates to a coke oven of a non-recovery horizontal type of construction, known as a non-recovery or heat-recovery coke oven, in which the coke oven floor is made up of at least two layers and each layer is formed from the ...
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WO/2007/137547A1 |
The invention relates to a method and a device (10) for the heat treatment of workpieces (19) or components, especially for producing a soldered connection between a solder material and at least one component or workpiece used as a solde...
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WO/2007/121689A2 |
Furnace aggregate consisting of two sidewalls, ceiling formed by modules made of ceramic fiber mats, input and output gates, where this furnace aggregate, in direction from the input gate, is divided into pre-heating, firing and cooling ...
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WO/2007/118752A1 |
A method of manufacturing a stave cooler (10; 10'; 10'') for a metallurgical furnace is disclosed. The method comprises supplying a metal plate (12; 12'; 12'') having an inward side (16) for facing the inside of the furnace and an opposi...
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WO/2007/108417A1 |
A heat treating furnace that in the process of manufacturing, for example, a ceramic electronic component, at the stage of firing of a ceramic molding, allows continuously performing of binder removal and subsequent firing without needin...
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WO/2007/100386A2 |
A pipe (10, 10A, 20, 20A) and method of use for deterring or encouraging the retention of slag or other material in the operating area 25 of a metal processing system as desired. The deterring pipe(s) (20, 20A) and the encouraging pipe(s...
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WO/2007/096469A1 |
A method of manufacturing a refractory structure for lining a metallurgical vessel, the method comprising casting and drying of the structure, whereby particles of refractory material are included in a cast mass, is characterised in that...
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WO/2007/095831A1 |
A rotary kiln includes a drum (1), a heat insulating layer (2) and a lining, in which, the lining comprises refractory bricks (3) fixed onto the drum by anchors (4), hook holes (31) and hook concaves (32) are respectively arranged in two...
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WO/2007/077363A2 |
Thermal isolation screen transparent to the magnetic flux, intended to isolate a transverse-field or pseudo-transverse-field electromagnetic inductor from the radiation from a heated product (1), the thermal screen being composed of a ma...
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WO/2007/071197A1 |
A cylindrical microwave oven comprises a shell (1). An oven cavity (2) and a microwave generator (3) radiating microwave into the cavity (2) are provided inside the shell (1). A door (6) for closing or opening the cavity (2) is mounted i...
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WO/2007/066660A1 |
A method of castable refractory spray application that enhances the effect of blending of spray material and water, thereby obtaining a finished article of low water content and high density, and that excels in operating efficiency. Ther...
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WO/2007/063748A1 |
An ultrahigh-purity high-melting metal is melted by induction melting without damaging a crucible even when a smelting agent comprising a halogen compound is used. For the induction melting, an induction melting apparatus is used which h...
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WO/2007/063164A1 |
The invention relates to a cooling element (1) to be used in the structure of a pyrometallurgical reactor used in the manufacturing of metals, which cooling element comprises a housing element (2) mainly made of copper, provided with a c...
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WO/2007/061070A1 |
A refractory brick which has durability equal to that of alumina-magnesia casting materials and is suitable for use especially as a ladle for steelmaking. For producing the refractory brick, a raw alumina material and a raw magnesia mate...
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WO/2007/060064A1 |
The invention relates to a furnace system for thermally treating metallic items (1, 2), comprising a furnace (3), especially a roller hearth furnace, and at least two antechambers (4), every antechamber (4) having at least one antechambe...
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WO/2007/052338A1 |
A furnace wall component is provided with a heat insulating block (11) having a furnace inner surface (21) and a furnace outer surface (22). A slit (31) is formed on the furnace outer surface (22). The heat insulating block (11) is provi...
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WO/2007/052135A1 |
The present invention relates to a process for making a wear lining for casting ladles and pouring boxes used in foundries, in which process the wear lining is formed by introducing into a casting ladle or pouring box a pourable mass con...
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WO/2007/049822A1 |
The invention provides a refractory exhibiting high durability and long lifetime even under severe conditions. The refractory consists of a mixture containing an auxiliary raw material consisting of 2 to 10% by mass of silicon carbide an...
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WO/2007/043512A1 |
[PROBLEMS] To provide a rotary hearth furnace which is of a general-purpose type, which can properly determine a thermal expansion tolerance in the rotary hearth furnace, and has a simple hearth structure which does not cause any damage ...
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WO/2007/042056A1 |
The invention relates to a cassette chamber (1) of a refractory furnace, in particular, for firing anode blocks using a cover grit with an essentially rectangular plan each with two vertical opposing chamber longitudinal walls (3, 4) and...
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WO/2007/034974A1 |
Disclosed is a method of injecting an aggregate, which can restore the deteriorated thermal conductivity of the inside of a furnace wall due to the formation of a small gap in the bottom portion of the blast furnace. The method includes ...
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WO/2007/030078A2 |
A chemical reactor and a method for arranging a ceramic barrier in a gasifying reactor, which reactor is arranged to convert high energy organic waste of black liquor type with a large amount of organic or inorganic alkali metal compound...
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WO/2007/025656A1 |
Products, particularly pastes and molded parts, which are provided with fire-resistant properties when used appropriately, are used especially in devices for accommodating, treating, and/or transferring melts such as steel melts (iron me...
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WO/2007/023691A1 |
A reflector (72) capable of reflecting infrared ray radiated from a heating wire (71) to take it to the outside of a heater (70) and manufactured of a material such as a steel. Cavities (73) are formed in the surface of the reflector (72...
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WO/2007/016752A1 |
A smelting furnace having a vessel (102) for receiving material to be smelted. An inner surface (109) of the furnace is concave and reflective, at least an upper part thereof. A conductive electrode (120) of the furnace is continuously f...
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WO/2007/006962A2 |
The invention concerns rotating fire furnaces whereof at least one of the inner partitions is formed of a plurality of refractory material bricks including at least one first brick (15a) and one second brick (15b) placed above or beneath...
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WO/2006/133608A1 |
A heat storage body with a coated layer for heat exchanging is provided in the present invention. At least one surface of the heat storage body is coated with a layer whose emissivity is higher than that of the material of the substrate ...
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WO/2006/121817A2 |
Embodiment include a method and apparatus for cooling effluent flowing through a fluid-cooled duct (140). The apparatus includes a base material (50) having a bore (60) therethrough through which effluent is flowable, and channel member ...
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WO/2006/117426A1 |
The invention relates to a steel-structured, water-cooled electric arc furnace lid that is fitted in a gas-tight manner on top of the furnace vessel and provided with lead- throughs for electrodes and apertures for material feed, the und...
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WO/2006/117427A1 |
The invention is an electric insulation system for a steel-structured lid of an electric arc furnace, where the electrode lead-throughs are provided with electric insulation for preventing breakdowns, and the lid is sealed from the furna...
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