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Patent Searching and Data


Matches 151 - 200 out of 10,552

Document Document Title
WO/2015/046027A1
A lance system (20) for blowing reactant gas onto molten metal in a metallurgical furnace includes: a lance (21) configured to blow the reactant gas; a driving mechanism (24) configured to move the lance (21) toward and away from a surfa...  
WO/2015/043910A1
The invention relates to a vessel lower part (1) for a metallurgical vessel (2), having a vessel wall (1a), a vessel base (1b), a melting chamber (1c) and at least one tapping apparatus (3) for withdrawing liquid metal (4a, 4b) from the ...  
WO/2015/043900A1
The invention relates to a vessel lower part (1) for a metallurgical vessel (2), comprising a vessel base (1b), a melting chamber (1c), a vessel wall (1a) which surrounds the melting chamber (1c) and which consists of a refractory materi...  
WO/2015/028707A1
The invention relates to an arrangement for cooling channels in an electrode column assembly of an elec- tric arc furnace, wherein the lower part of theelec- trode column assembly isprovided with a contact shoe ring formed of a plurality...  
WO/2015/028706A1
The invention relates to a pressure ring assembly for contact shoes in an electrode system of an electric arc furnace provided with at least one electrode column assembly. The electrode column assembly comprises a contact shoe ring forme...  
WO/2014/177129A3
The invention relates to a universal joint suspension system for a re-melting furnace, said system being used to hold the electrode rod (3) mounting comprising the consumable electrode (4) cardanically in relation to the furnace body, th...  
WO/2014/174463A3
Method for melting metal material (S) in a melting plant comprising at least an electric furnace (1 1) having at least a shell (13) into which said metal material is introduced, and feed means (12) to load said metal material (S) into sa...  
WO/2014/184021A3
A refractory-clad tapping channel (20) opens into a melting chamber (10) of a metallurgical furnace vessel (2) in order to remove liquid metal (8). Said channel comprises an entry opening (22) arranged above the base (14) of the melting ...  
WO/2015/014921A1
The present invention relates to a process for melting solid batch material, comprising the steps of introducing solid batch material into a melter, and melting the solid batch material in the melter by submerged combustion and subjectin...  
WO/2015/003832A1
The invention relates to a method for controlling or regulating an electric arc furnace (2) comprising a furnace casing (10) and at least one electrode (4a, 4b, 4c), which is arranged on an electrode carrying arm (6a, 6b, 6c) and is inte...  
WO/2015/000745A1
The invention relates to an electric arc furnace (2) and to a method for operating an electric arc furnace (2) comprising at least one electrode (4a, 4b, 4c) for generating an electric arc (6a, 6b, 6c), in which the desired value of the ...  
WO/2014/206595A1
The invention relates to a multilayer cooling panel for an industrial furnace such as an electric arc furnace.  
WO/2014/203569A1
A method for producing a float glass, which comprises controlling the flow volume of a molten glass, which flows on a spout lip, by means of a tweel and continuously supplying the molten glass onto a molten metal placed in a bath to allo...  
WO/2014/201106A1
A submerged combustion melter and burner therefor. The burner may include a first tube having a sealed distal end and a second tube concentric to the first tube, the second tube having a partially sealed distal end with an opening for re...  
WO/2014/183150A1
A method for injecting a solid feed material through a solids injection lance includes creating flow conditions in an injection passageway of the lance so that at least a part of the feed material flowing along the passageway forms a buf...  
WO/2014/185132A1
A feeder (3) that causes molten glass (G) to circulate therein is provided, in the interior space (S) of the feeder (3), with electric heating elements (6) that heat the molten glass (G) and are disposed along the flow direction of the m...  
WO/2014/182256A1
Recuperative unit for flue gas waste heat recovery from the smelting aggregate consists of two basic consecutive functional parts, namely a heat exchange equipment combustion products (1) - air with a preheated air outlet (2) to the burn...  
WO/2014/147117A3
The invention relates to a method for the controlled operation of a regeneratively heated industrial furnace (100), comprising a furnace chamber (10), preferably for controlling the fuel energy supplied to the furnace chamber (10) for a ...  
WO/2014/179825A1
A solids injection lance includes (a) a tube that defines a passageway for solid feed material to be injected through the tube and has an inlet for solid material at a rear end and an outlet for discharging solid material at a forward en...  
WO/2014/174463A2
Method for melting metal material (S) in a melting plant comprising at least an electric furnace (1 1) having at least a shell (13) into which said metal material is introduced, and feed means (12) to load said metal material (S) into sa...  
WO/2014/167532A1
A temperature measuring apparatus for a top submerged lancing installation, for use in measuring the temperature of a molten bath that includes a slag phase, during a pyro-metallurgical operation conducted in a reactor of the installatio...  
WO/2014/146853A1
The invention relates to a fixing device (2) for a steel scrap (6) to be charged in a metallurgical melting vessel (4), having a vertical shaft (8) surrounded by a housing wall (10) for receiving the steel scrap (6), and at least one mag...  
WO/2014/129921A1
The invention relates to a method and device for cooling the housing of a melting unit melting chamber. In the method, a liquid metal heat carrier is used to cool the upper portion of an airtight cavity, formed by a double-walled metal s...  
WO/2014/127597A1
An arc furnace automatic feeding device comprises an automatic distributing device, wherein the automatic distributing device comprises a distributing groove, and at least one step-like distributing section which tilts from high to low a...  
WO/2014/128311A1
An end-port regenerative furnace (10) includes a housing; a combustion chamber (14) within the housing; first and second regenerators (24, 26) each disposed to be in communication with the combustion chamber; and first and second lance a...  
WO/2014/123647A1
A casting system and method. The casting system can include an energy source and a hearth, which can have a tapered cavity. The tapered cavity can have a first end portion and a second end portion, and the tapered cavity can narrow betwe...  
WO/2014/118147A1
A contact plate intended to be brought into contact with the wall of an electrode of an electro-metallurgical furnace, comprising an internal channel having an inlet and at least one outlet which can be linked respectively to an external...  
WO/2014/047220A9
A system and method for melting a raw material. The raw material is fed into an electrically conductive vessel. A plasma arc torch melts at least some of the raw material within the vessel to thereby create a molten material. An inductor...  
WO/2014/076297A3
In order to overcome the problems that earlier apparatus and methods have experienced, a fluid injection apparatus for a furnace comprises: -a housing having a space therein and a discharge orifice (53) in communication with the space an...  
WO/2014/001991A3
The invention relates to an electrode clamping device suitable for use in an electrical arc furnace. The clamping device is used releasably to clamp an electrode of an electric arc furnace, and includes at least one elongate tension elem...  
WO/2014/094009A1
The invention relates to a thermal shielding system for thermally shielding a charge space of a high-temperature furnace, comprising at least one shielding element (2). The shielding element (2) comprises a border (4) constituted of refr...  
WO/2014/096751A1
Crushed iron ore and ore fines without distinction are incorporated by chemical reaction into a closed- loop melt circulation reactor to form a thin liquid floating oxidic layer comprised initially principally of molten wustite. Hydrogen...  
WO/2014/098302A1
The present invention relates to a fixed-type electric furnace enabling continuous operation which allows melting without the interruption of power supply and tapping in a fixed state, and provides a fixed-type electric furnace and a mol...  
WO/2014/096540A1
A method and sealing arrangement (22) for sealing of gaps (1) in a contact shoe ring (2). The sealing arrangement (22) comprises a refractory fabric (12) which is folded to a substantially U-form shape having a first branch portion (13) ...  
WO/2014/006081A3
The invention relates to a method and a device for detecting the slag level on a metal melt in a metallurgical vessel (1) by means of at least one signal-generating detecting apparatus (6), which is directed at the metallurgical vessel (...  
WO/2014/047467A3
A device for roasting spent activated carbon, waste sludges, or other organic wastes, includes a downdraft bed furnace, a first adsorber fluidly coupled to the furnace including a closed tank of adsorber process solution, a venturi scrub...  
WO/2014/012655A3
The invention relates to a scrap pre-heating and feeding system of a furnace for steel production, having at least one obvious closure and one chute-shaped container comprising a discharge opening and at least one suction opening, as wel...  
WO/2014/044662A3
The invention relates to a method for operating an arc furnace (1), wherein the arc furnace comprises a receiving vessel (2) for molten material (3) and also at least one electrode (4), wherein the electrode (4) is arranged on a carrier ...  
WO/2014/071846A1
A vacuum-induced smelting and rapid hardening apparatus for a rare earth permanent magnetic alloy, comprising a pair of chamber doors (1, 4) which work alternately and are provided with an induction furnace body (2), a chamber shell body...  
WO/2014/064193A1
The invention relates to a method for supplying energy to a scrap metal pile (9) in an electric arc furnace (2). Energy is supplied by means of jets of hot gas in a first phase, and energy is supplied by means of electric arcs in a secon...  
WO/2014/053189A1
Lost-wax metal casting process and calcination furnace therefor, whereby black smoke is reduced or prevented during calcination of dewaxed ceramic casting shells (20) in the calcination furnace, which is heated by the combustion of fuel ...  
WO/2014/050212A1
[Problem] To provide a vortex chamber body for a metal melting furnace that is compact, requires little installation space, is inexpensive, and is easily maintained. [Solution] The present invention is equipped with: a furnace main body ...  
WO/2014/048595A1
The invention relates to the finding that the flicker values to be expected may be determined achieving a high probability from suitable state and operating variables which are acquired during the first minutes in the initial smelting ph...  
WO/2014/047220A1
A system and method for melting a raw material. The raw material is fed into an electrically conductive vessel. A plasma arc torch melts at least some of the raw material within the vessel to thereby create a molten material. An inductor...  
WO/2014/036799A1
A large pit gas-type heat treatment furnace comprises several gas burners (6), a furnace wall (1), a furnace bottom (2), a furnace lid (3), a flue (4), and a chimney (7). The several gas burners (6) are divided into several layers and ar...  
WO/2014/027741A1
The present invention relates to a power generator using an electric furnace and, more particularly, to a power generator using an electric furnace which generates steam by boiling water in the electric furnace using electricity and then...  
WO/2014/027332A1
This invention is relative to a continuous charging and charge preheating system for electric arc furnace 1 and uses a particular conveyor 2 for the steel scrap, consisting in a number of long metallic slats 3, installed side by side, wh...  
WO/2014/023373A1
The invention relates to a hot blast lance with a nozzle brick arranged at the hot blast outlet for use in metallurgical process, such as the production of steel in a converter, said lance having at least one hot blast outlet nozzle in t...  
WO/2014/023371A1
The invention relates to a method for operating a blower lance arrangement, in which method hot blast is blown onto the melt bath and/or the bulk material bed in a converter, wherein the hot blast lance is fed via a hot blast line from a...  
WO/2014/023370A1
The invention relates to a method for operating a reaction vessel for steel production in which oxygen, or oxygen-containing gases, is/are both blown into the molten bath from below and blown onto the molten bath from above as a blast of...  

Matches 151 - 200 out of 10,552