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Patent Searching and Data


Matches 201 - 250 out of 9,978

Document Document Title
WO/2011/025648A1
An apparatus for melting an electrically conductive metallic material comprises an auxiliary ion plasma electron emitter configured to produce a focused electron field including a cross-sectional profile having a first shape. The apparat...  
WO/2011/024982A1
In order to maintain molten metal in an arc furnace in a stable state by detecting a change in the state of an iron source supplied into the arc furnace when the iron source is continuously supplied to the furnace and melted, provided is...  
WO/2011/018197A1
The invention relates to a lance (3) for a smelting vessel system (1) or a metallurgical reaction vessel comprising a coating preventing the adhesion of melted material or slag, characterized in that the coating comprises boron nitride a...  
WO/2011/020127A2
The invention provides a DC furnace bottom electrode connector, an electrode, electrode hearth and a DC furnace. The electrode connector includes a circular flat metal plate which is dimensioned to be similar to the circumference of it c...  
WO/2011/020127A3
The invention provides a DC furnace bottom electrode connector, an electrode, electrode hearth and a DC furnace. The electrode connector includes a circular flat metal plate which is dimensioned to be similar to the circumference of it c...  
WO/2011/013594A1
Provided is a glass melting furnace for use in an apparatus and process for producing a molten glass by melting batch material particles for glass and cullet pieces, the furnace being capable of maintaining the homogeneity of the molten ...  
WO/2011/013726A1
Provided is arc melting equipment used for melting an iron source with a high heat efficiency and capable of controlling the supply of the iron source supplied from a preheat chamber to a melting chamber, and also provided is a molten me...  
WO/2011/012595A1
The invention relates to a device (1) for tipping a metallurgical melt vessel (50, 55) of an electric arc furnace (101, 101’) comprising a tippable furnace platform (2) having an opening (3) for receiving the melt vessel (50, 55), which...  
WO/2011/013151A1
Method for producing ferro-chrome alloys comprising a stechiometric charge and slag calculation step, a step of making the plant and the crucible furnace operate at normal regime, steps of casting the metal and the slag, a step of collec...  
WO/2011/012506A1
The invention relates to a method for dynamically controlling at least one unit comprising at least one burner disposed on an arc furnace, wherein the at least one burner is connected to at least one infrared radiation detector on a side...  
WO/2011/003656A1
The invention relates to a device for positioning a deflectable material basket at a charging opening of a furnace, to a furnace comprising such a device, to a method for positioning a material basket, and to a method for charging a furn...  
WO/2011/000699A3
The invention relates to an electric arc furnace for melting down metal articles, to a control device (9) for an electric arc furnace and to a method for cooling a cooling element (1) present in the electric arc furnace, in particular a ...  
WO/2010/145845A8
A movable device for injecting oxygen and other technical materials into an electric arc furnace comprising a housing (16) situated above a portion of a step (13) of a crucible (11) and equipped with a cooling coil (15), an injection lan...  
WO/2010/145845A1
A movable device for injecting oxygen and other technical materials into an electric arc furnace comprising a housing (16) situated above a portion of a step (13) of a crucible (11) and equipped with a cooling coil (15), an injection lan...  
WO/2010/136029A3
The invention relates to the use of one or more nozzles which are known as "height-compensating" nozzles in aeronautics and astronautics, as outlet nozzles of a feed device for industrial gases to a container during the melting and/or me...  
WO/2010/136403A1
In a method for cooling a metallurgical furnace, comprising at least one cooling element through which a cooling medium flows, a cooling medium that contains at least one ionic fluid, and preferably consists thereof, is conducted through...  
WO/2010/133283A1
The invention relates to a metallurgical melting and treatment unit, in particular a substantially cylindrical vessel for holding and treating a nonferrous metal bath.  
WO/2010/131742A1
Provided is a steel-making process that drastically improves the disadvantages of conventional electric furnaces. The electric furnace steel-making process uses an arc-type electric furnace and comprises steps of: (1) putting scrap iron ...  
WO/2010/128197A1
Cooling element (2) for pyrometallurgical reactors and method of manufacturing the element, wherein at least one cooling channel (1) having two ends is provided first. Each end of the cooling channel (1) has connection means (17) for coo...  
WO/2010/119013A1
A cooling plate (10) for a metallurgical furnace comprises a body (12) with a front face (14) and an opposite rear face (16), as well as coolants channel (18) therein; a plurality of lamellar ribs (24) on its front face, two consecutive ...  
WO/2010/115619A8
The invention relates to a charging device (1) with which charging material containing bulky parts can be delivered incrementally from a shaft (2) through an outlet opening (11) in the lower region of a shaft wall (4) by means of a slide...  
WO/2010/115619A1
The invention relates to a charging device (1) with which charging material containing bulky parts can be delivered incrementally from a shaft (2) through an outlet opening (11) in the lower region of a shaft wall (4) by means of a slide...  
WO/2010/114525A1
In an embodiment, an electrode holder assembly (100) includes a current delivery base (105) having an interface (204) sufficiently designed to distribute an electrical current; a buss plate (200) sufficiently designed to provide the elec...  
WO/2010/113189A1
This invention concerns an electric arc furnace (4) comprising a chamber (8) suitable for containing molten steel; a roof (12) suitable for covering the chamber (8) and for containing a mass of scrap steel; electrodes (16) suitable for m...  
WO/2010/108625A1
An apparatus for measurinq the position of the electrodes in an electric furnace which envisages an electrode-holder column (10), comprising a lifting group (11), integral with a base structure (12) and carrying an electrode-holder arm (...  
WO/2010/108625A8
An apparatus for measurinq the position of the electrodes in an electric furnace which envisages an electrode-holder column (10), comprising a lifting group (11), integral with a base structure (12) and carrying an electrode-holder arm (...  
WO/2010/106466A1
The present invention relates to a steel production facility (1) and a method of uninterrupted or at least cyclical steelmaking in said facility (1), wherein in case of uninterrupted steelmaking at least the first three of the following ...  
WO/2010/105595A1
The invention relates to a metallurgical vessel, especially an electric arc furnace, comprising a closable bottom taphole for the molten metal. At least two taphole openings are provided next to each other and can be closed independently...  
WO/2010/094337A1
A melting device (1) for aluminium and aluminium alloys which comprises a melting furnace (2) having a melting chamber (3), arranged to keep a volume of aluminium, provided with at least one burner (9) arranged for the purpose of heating...  
WO/2010/094584A1
An arc metallurgic furnace slagging door comprising a lower slag removing-pushing movable panel (16) and a top movable panel (18) which can be opened to carry out remarks and interventions on molten metal, characterized in that: said top...  
WO/2010/088740A1
A process and apparatus for direct smelting metalliferous material is disclosed. The invention concentrates injection of solid feed materials comprising metalliferous material and carbonaceous material into a direct smelting vessel durin...  
WO/2010/088972A1
The invention relates to a method and to a device for controlling a carbon monoxide output of an electric arc oven, comprising an oven container, an arrangement for determining a height of a foamed slag in at least three zones of the ove...  
WO/2010/072471A1
The invention relates, inter alia, to a melting furnace (10). According to the invention, at least one vibration inducer (40, 41, 42) is installed on a furnace vessel (20), at least one sensor (50, 51, 52) is arranged opposite or at anot...  
WO/2010/058172A1
A refractory well (16) for melting scrap metal pieces into a molten metal bath, comprises an inlet (18) for introducing metal into said well, the inlet being located so as to cause a circular flow of molten metal in said well, an outlet ...  
WO/2010/052220A1
A cooling plate (10) for a metallurgical furnace comprises a body (12) with a front face (14), an opposite rear face (16), four side edges (18, 18', 20, 20') and at least one coolant channel (30) extending from the region of one side edg...  
WO/2010/047004A1
In generating steam by utilizing the heat of the waste gas discharged from an arc furnace for steel-making, the object aims to level the generated quantity of steam so as to easily use the steam for power generation. A waste heat boiler ...  
WO/2010/036483A1
In a furnace such as a glassmelting furnace, a portion of the combustion products formed by combustion of fuel with gaseous oxidant within the furnace are passed through a recuperative or regenerative heat exchanger system to heat a port...  
WO/2010/033108A1
Metallurgical reactors having cooling capability and electrode feed capability are disclosed. The reactors may include a shell having a sidewall and a bottom, where the shell is adapted to contain a molten material. The reactors may incl...  
WO/2010/022703A3
The invention relates to a method for controlling the foamed slag in a stainless melt in an electric arc furnace. According to the invention, the height of the slag in the electric arc furnace is thermographically detected continuously ...  
WO/2010/022473A1
A method for producing a ferro-alloy, such as steel, in an electric arc furnace or other suitable metallurgical furnace is disclosed. The method comprises supplying a mixture of (a) a carbon-containing polymer that is capable of acting a...  
WO/2010/017812A1
The invention relates to a probe for continuously measuring exhaust gases on vessels for melting metals, in particular on electric furnaces for producing steel, which probe is characterized by a cylindrical body which can be attached by ...  
WO/2010/015243A1
The invention relates to a continuous scrap supply into an electric arc furnace (EAF), wherein a channel is provided which is connected at one end to an opening in the wall of the arc furnace and comprises at the other end of said channe...  
WO/2010/007875A1
Provided is an exhaust gas processing facility wherein dusts in exhaust gas from a furnace for producing molten metal are separated and collected to thereby enhance utilization of dusts, and control of internal pressure of the furnace fo...  
WO/2009/153075A1
The invention relates to an arc furnace (2) having a bay panel (26), a lower vessel (4) having a discharge opening disposed off-center, and a measuring device (20) having a measuring rod (24) attached to a measuring head (22) in an exten...  
WO/2009/142028A1
Provided is an inversely inclined full-lining structure of lining bricks, which can prevent the bricks from cracking and dropping so that it can perform a stable operation. The inversely inclined full-lining structure comprises a furnace...  
WO/2009/139488A1
A process for reforming high-temperature exhaust gas from a metallurgical furnace which comprises adding a reducing agent to the exhaust gas to reform the gas, wherein the addition of the reducing agent is initiated when the oxygen conce...  
WO/2009/129570A1
Disclosed herein are reactors and methods for forming alloys based on titanium-aluminium or alloys based on titanium-aluminium inter-metallic compounds. The reactor comprises a first section having an inlet through which precursor materi...  
WO/2009/131148A1
Disclosed is a process for producing molten metal employing a stationary-type non-tilting electric furnace that includes a raw material charging chute in one end of the furnace in the width direction which provides connection from above ...  
WO/2009/126052A1
An electric arc-resistance furnace, in particular for manufacturing of concentrated silicon alloys using the method of silicon dioxide and iron oxides reduction with carbon, which has a furnace tank filled with a charge blend and a gas c...  
WO/2009/119843A1
Provided is a direct reduction iron making equipment, in which matching between a continuously operated rotary hearth furnace and a batch operated melting furnace is improved and high productivity can be realized. A raw material introduc...  

Matches 201 - 250 out of 9,978