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Patent Searching and Data


Matches 151 - 200 out of 10,362

Document Document Title
WO/2013/182395A1
The invention relates to a method for opening and closing a tapping opening (1) of a metallurgical melting vessel (2), in particular of an electric arc furnace, in the bottom region (3) of which a wall section (4) having an opening (5) i...  
WO/2013/175384A2
A suspension device (8) for a converter, comprising a central structure (8'), adapted to be fixed to a container (2) of the converter (1 ), a first lateral structure (29), arranged at a first side of the central structure and adapted to ...  
WO/2013/175384A3
A suspension device (8) for a converter, comprising a central structure (8'), adapted to be fixed to a container (2) of the converter (1 ), a first lateral structure (29), arranged at a first side of the central structure and adapted to ...  
WO/2013/167677A1
The invention relates to a cooling device for a melting furnace, in particular for cooling a liquid slag (S) in a reduction furnace. The device comprises a lining (3) for laterally shielding a liquid molten metal bath (M) and a liquid sl...  
WO/2013/163973A1
The invention relates to a low-shaft arc furnace with a shaft tube, in which at least one electrode is arranged so that it can move axially, a scrap feed in which at least one electrode is arranged so that it can move axially, a scrap fe...  
WO/2013/156016A1
The invention relates to an insert assembly for an electric arc furnace, which has a cooled frame box and a water-cooled fuel feed support movably mounted relative to the frame box. The invention also relates to an electric arc furnace h...  
WO/2013/152937A1
In a method for operating an arc furnace (30) and a smelting system operated according to said method, at least one measurement value (M1) of a measurement variable characterizing the operating state of each of a plurality of system comp...  
WO/2013/135221A1
The invention relates to a cooling element for a melting furnace having a cover plate (2) and at least one cooling pipe (3) fastened to the cover plate (2), wherein the at least one cooling pipe (3) comprises a bead (4) on the face there...  
WO/2013/133318A1
 The titanium melting device (1) according to the present invention is provided to a device for continuously manufacturing titanium ingots (55), and causes molten metal (53) obtained from a starting-material (51) (titanium sponge) to f...  
WO/2013/133332A1
 The continuous casting device according to the present invention enables at least some of a plurality of hearths (3) to be converted between being hearths (13) used for titanium, which are used during the continuous casting of titaniu...  
WO/2013/132306A1
An apparatus (10) to feed and pre-heat a metal charge (11) to a melting furnace (12) of a steelworks comprises a feeding and pre-heating tower (14) separate from the melting furnace (12) provided with at least one compartment (13) to tem...  
WO/2013/110993A1
Method for managing the metal charge (1 1) in a melting furnace (14) comprising at least a step of depositing metal materials to be melted in a storage zone (13), a step of picking up and loading the metal materials from the storage zone...  
WO/2013/106270A1
A coolant box (12, 14, 18, 312) for a glass batch charger (10), 'which includes a base (48, 82, 126, 348), a front wall (50a, 84a, 128, 350), a rear wall (52a, 86a, 130, 352), a coolant labyrinth extending from the base between the front...  
WO/2013/099807A1
This arc furnace is provided with a furnace main body (1) in which raw material (S) to be dissolved is charged, a furnace cover (4) which closes a top opening in the furnace main body (1), arc electrodes (5) which are inserted from the t...  
WO/2013/098636A1
Device to control the feed of the metal charge (35) in an electric arc furnace (1 1), comprising a conveyor (15) associated at the end to a feed mouth (14) provided in said electric arc furnace (11) and, in cooperation with the conveyor ...  
WO/2013/098044A1
The present invention relates to a method for recovering a metal from a slag containing the metal, in which the metal-containing slag is heated in at least one stirred tank reactor (2), and in which the liquid slag in the stirred tank re...  
WO/2013/091253A1
An optimization method for electric arc furnace (EAF) current set value based on temperature field model is provided. The optimization method belongs to metallurgical field. The process is as follows: sets the initial parameters of the E...  
WO/2013/096767A1
The present invention relates to formation of a controllable, high velocity, pneumatic stream of particulate solids which can be injected into a furnace containing, for instance, a liquid such as a bath of molten metal.  
WO/2013/082658A1
A method of starting a molten-bath based melting process includes commencing supplying cold oxygen-containing gas and cold carbonaceous material into a main chamber of a smelting vessel within at most 3 hours after completing a hot metal...  
WO/2013/079803A3
The invention relates to a cooling element for a pyrometallurgical furnace such as for a flash smelting furnace or for a flash converting furnace or for a suspension smelting furnace. The invention relates also to a method for manufactur...  
WO/2013/075682A1
Arc furnace with at least one furnace vessel, a furnace cover and a support arm system assigned to the furnace cover, said support arm system being designed so as to be capable of rotating and/or lifting and lowering the furnace cover on...  
WO/2013/068003A1
The object of the invention is to provide a process and a device for improving the performance of the regenerators in glass melting and refining processes in cross-fired furnaces with regenerative heaters, wherein the previously describe...  
WO/2013/068807A1
The present invention relates to a positioning apparatus (100,100',100") for steelmaking lances (300) of an electric arc furnace (200) comprising: - a supporting structure (150,150') for a steelmaking lance intended to be introduced into...  
WO/2013/067500A1
An electrically powered industrial furnace (26) uses a number of distributed, highly compact power supplies (20) physically located generally immediately adjacent to each of the furnace electrical terminals (28), so that cabling and bus-...  
WO/2013/061663A1
For a heating furnace for which the hearth is supported by means of hearth support pillars provided in a space below the hearth, the present invention addresses the problem of efficiently and quickly removing scale and the like generated...  
WO/2013/048067A3
The present invention relates to a method of manufacturing a slag discharge door, which is a method for manufacturing a slag discharge door that is provided separately from a molten iron discharge opening in an electrical furnace and ope...  
WO/2013/047668A1
[Problem] To be able to prevent accidents, easily perform maintenance, and simplify the configuration. [Solution] The present invention is provided with: a furnace main body having a storage space for storing a melt; a vortex chamber bod...  
WO/2013/045198A3
The invention relates to a method for influencing the genesis of reaction gases (4) in a metallurgic vessel for generating molten metals from input materials comprising scrap (1) and raw iron (3), wherein the reaction gases are collected...  
WO/2013/034541A1
The invention relates to a method for operating an industrial oven (100) that is regeneratively heated by means of at least one regenerative heat accumulator (10), the industrial oven having an oven chamber (21) of an oven (20), in parti...  
WO/2013/029653A1
It is presented a method for reducing vortex formation in molten metal (21) when bottom tapping the molten metal from a metallurgical vessel (3) in a metal making process. The method comprises the steps of tapping the molten metal (21) v...  
WO/2013/014326A1
The invention relates to a sampling method and a sampling device for sampling dust from aa furnace for producing metals,melting metals or from exit gas ducts of said furnaces. Cooling is implemented by directly spraying pressurized cooli...  
WO/2013/010891A1
For a method for operating an electric arc furnace (2) operated with an alternating voltage and for a melting plant having an electric arc furnace (2) operated according to said method, a structure-borne sound signal (S) occurring on a w...  
WO/2013/008158A1
A converter comprising a container (2) defining a first axis X; a support ring (3), coaxial to the container and spaced therefrom, provided with two diametrically opposed supporting pins (6), defining a second axis Y orthogonal to the fi...  
WO/2013/007531A1
The invention relates to a device having a bottom, side walls and a ceiling, which together define a channel, as well as transportation means, extending in an axial direction of said channel from an entry port of the channel to an exit p...  
WO/2013/006852A3
In accordance with one aspect of an exemplary embodiment, a furnace including a charge well is provided. The charge well comprises an open top chamber including side and base walls of a heat resistant material. An inlet is provided in a ...  
WO/2013/006852A2
In accordance with one aspect of an exemplary embodiment, a furnace including a charge well is provided. The charge well comprises an open top chamber including side and base walls of a heat resistant material. An inlet is provided in a ...  
WO/2012/173524A1
The invention relates to designs for the linings and roofs of heat-engineering units for mechanical engineering and can be used in the construction of industrial furnaces in the metallurgical, heat-engineering, petroleum-processing and p...  
WO/2012/164152A1
The invention is related to an arc melting and tilt casting apparatus (1) having a casing (13) provided with a vacuum chamber (12 ) for housing a hearth having a melting trough (7) and pouring means (7'), arc-melting electrode means (4, ...  
WO/2012/163274A1
Provided are a gas-burning and electric-arc dual-heating high-efficiency silicon refining furnace and heating method thereof. Disposed within a furnace body are two heating chambers, a first heating chamber being inside of the heat-condu...  
WO/2012/164142A1
The invention relates to a burner arrangement comprising a fluid cooled copper block. Further, the invention relates to a burner assembly, a duct element, a gas circulating duct, and a metallurgical furnace comprising said burner arrange...  
WO/2012/156108A1
The invention relates to a reduction furnace, in particular for silicon production, comprising a furnace casing (3) and a plurality of electrodes (1a, 1b), in particular of a circular cross section, which are arranged in the furnace casi...  
WO/2012/158054A1
A method of producing foamed, amorphous and non-flammable insulating materials, characterized in that the foaming is performed through subjecting a material to the flow of electrical current in order to increase the temperature of the ma...  
WO/2012/146466A1
The invention relates to an electric melting furnace (2) containing a supporting frame (14) installed in a stationary manner and a melting vessel (4) seated thereon in a working position (A), a vessel changing cart (18), which can be dis...  
WO/2012/145967A1
Disclosed are a rapid feeding device and a feeding method for feeding scrap steel into an electrical furnace. The rapid feeding device comprises a high temperature coupling tank (10) in communication with the electrical furnace, and a co...  
WO/2012/143094A1
The present invention relates to a bearing point device (1, 2, 3, 4) and to a weighing device for weighing a load element (5) which can be mounted on a pivotable base surface (6). The bearing point device (1, 2, 3, 4) comprises a weighin...  
WO/2012/139859A1
The invention relates to a method for operating an alternating-current electric arc furnace, to a device for performing the method, and tp an alternating-current electric arc furnace having such a device. During the operation of an alter...  
WO/2012/139708A1
The invention relates to a method for operating an electric arc furnace (1), wherein molten material (3), in particular steel, located in a hearth vessel (2) is heated by at least one arc (4), wherein a cover (5) is arranged on the heart...  
WO/2012/137910A1
[Problem] To provide a furnace for non-ferrous metal, the furnace being capable of continuous melting and continuous casting using a continuously melted molten metal. [Solution] Provided are a melting furnace (11A) capable of melting an ...  
WO/2012/138456A1
Certain embodiments of a melting and casting apparatus comprising includes a melting hearth; a refining hearth fluidly communicating with the melting hearth; a receiving receptacle fluidly communicating with the refining hearth, the rece...  
WO/2012/130220A1
The invention relates to a method for operating an electric arc furnace system which comprises an electric arc furnace and an exhaust system which is connected to said electric arc furnace and draws gas from the electric arc furnace by s...  

Matches 151 - 200 out of 10,362