F27B 3 - Hearth-type furnaces, e.g. of reverberatory type; Electric arc furnaces

Patents for F27B 3 - Hearth-type furnaces, e.g. of reverberatory type; Electric arc furnaces (6,383)
12/2006
12/20/2006	EP1734321A1 Process and shaft furnace for heating and melting down waste materials such as shredded scrap
12/20/2006	CN1291044C Method for the pyrometallurgical treatment of metals, metal melts and/or slags and injection device
12/14/2006	WO2006131384A1 Smelting or reduction furnace, in particular electric arc furnace with an open, semi-closed or closed configuration
12/14/2006	WO2006131372A1 Method and device for extracting a metal from a slag containing the metal
12/14/2006	DE102005026627A1 Schmelz- oder Reduktionsofen, insbesondere Elektrolichtbogenofen, der offen, halboffen oder geschlossen ausgeführt ist Melting or reduction furnace, in particular electric arc furnace open, half open or closed is performed
12/07/2006	US20060273498 Plant with rotating furnace for the melting without salt of aluminum with screening and recovery of the slags
12/07/2006	DE102005024924A1 Schmelz- oder Warmhalteofen Melting or holding furnace
12/06/2006	EP1342042A4 Air injection for nitrogen oxide reduction and improved product quality
12/05/2006	US7145932 Electric furnace
12/05/2006	CA2303650C Multiple coherent jet lance
11/2006
11/30/2006	WO2006125662A1 Melting or holding furnace
11/29/2006	EP1725688A1 Direct smelting plant
11/29/2006	CN1871364A Direct smelting plant and process
11/23/2006	WO2006124422A2 Excess air control for cracker furnace burners
11/23/2006	WO2006089971A3 Electric arc furnace
11/23/2006	WO2006089870A3 Melting plant and method for the production of steel
11/23/2006	WO2006089867A3 Device for loading a metal charge in a melting plant
11/21/2006	US7137436 Method and apparatus for melting titanium using a combination of plasma torches and direct arc electrodes
11/15/2006	EP1721493A2 Arc furnace pressure ring assembly
11/15/2006	EP1721111A1 Method for processing aluminium in a rotary or reverberating furnace
11/15/2006	EP1272802B1 Method for manufacturing a cooling element and a cooling element
11/15/2006	EP1163567A4 Mass generation of individual virtual servers, virtual web sites and virtual web objects
11/14/2006	US7134397 System for applying vertical compressive force to furnace walls
11/09/2006	WO2006117426A1 Lid for electric arc furnace
11/07/2006	CA2078238C Reed and device for taking and analysing smoke and installation comprising such device
11/02/2006	WO2006113969A1 Forehearth
11/02/2006	EP1716259A1 Metallurgical vessel
11/02/2006	DE10340087B4 Industrieofen Industrial furnace
11/01/2006	CN2833476Y Double-layer water-cooled bottom water jacket for fuming furnace
11/01/2006	CN2833475Y Gas heating furnace with automatic combustion controller and push rod
11/01/2006	CN1856584A Method for collecting and treating reaction gases from a production plant for molten metal and dust-removing machine therefor
11/01/2006	CN1282752C Process and apparatus for producing metals and metal alloys
10/2006
10/26/2006	WO2006111579A1 Means for conveying material
10/26/2006	DE112004001991T5 Direktschmelzanlage und -verfahren Direct smelting plant and procedures
10/26/2006	DE10047555B4 Abdeckung für metallurgischen Schmelzofen Cover for metallurgical furnace
10/25/2006	EP1715644A1 Pll circuit, demodulator circuit, ic card, and ic card processing apparatus
10/25/2006	CN2831009Y Bell sealing structure of mine thermoelectric furnace
10/19/2006	WO2006108691A1 Equipment for measurement and control of load material or scrap feeding into a furnace and relative method
10/19/2006	DE102005023133A1 Anlage zur Messung und zur Kontrolle der Beschickung eines Ofens mit Schmelzgut und Schrott und entsprechendes Verfahren System for measuring and controlling the feed furnace melting and scrap and corresponding method
10/19/2006	CA2604767A1 Equipment for measurement and control of load material or scrap feeding into a furnace and relative method
10/18/2006	EP1711289A1 Method and apparatus for perimeter cleaning in cold hearth refining
10/18/2006	CN2828701Y Conductive arm of dumping furnace
10/18/2006	CN2828696Y Hydraulic dumping furnace
10/18/2006	CN2828040Y Wikipedia melting furnace
10/17/2006	US7122765 Electric oven
10/11/2006	CN2826333Y Electric furnace wall cooling tank with pipe type structure
10/11/2006	CN2826332Y Glass tank flue gas desulfurization and defluorination device
10/05/2006	DE102005013924A1 Wall panel for a smelting oven has a series of line indicators next to the cooling channels to indicate the extent of wear on the plate caused by material removal
10/04/2006	CN2823947Y Multi-layer roaster with twelve or nine pots
10/04/2006	CN1842687A Industrial oven
09/2006
09/28/2006	WO2005106048A3 Heat exchanger system used in steel making
09/27/2006	CN1839290A Electrode arrangement as substitute bottom for an electrothermic slag smelting furnace
09/27/2006	CN1837735A Interior-sprinkling deep water-cooling type iron-bathing cooper carbon composite bottom electrode
09/20/2006	CN1275904C Carbonaceous refractory and method for preparing same
09/13/2006	EP1625238A4 Direct smelting plant
09/13/2006	EP1611259A4 Direct smelting plant and process
09/13/2006	EP1573076A4 An apparatus for manufacturing molten irons by hot compacting fine direct reduced irons and calcined additives and method using the same
09/13/2006	EP1232676B1 Method and apparatus to facilitate restriking in an arc-furnace
09/08/2006	WO2006092654A1 A multilevel carborundum electric heating pipe type vitrification furnace
09/08/2006	WO2006092549A2 Process and plant for gas-based direct steelmaking
09/08/2006	WO2006092053A1 Split shell circular furnace and binding systems for circular furnaces
09/06/2006	EP1572398B1 Gas flushing device for metallurgical melting pots
09/06/2006	EP1334324B1 Melting furnace for metal leagues fit to the direct and continuous poured of the melted metal
09/06/2006	CN1829891A Electric reducing furnace
09/06/2006	CN1827807A Vacuum consumable furnace with automatic welding electrode in furnace
09/06/2006	CN1273622C Device and method for controllable feeding gas to metallurgical vessel
08/2006
08/31/2006	WO2006089897A1 Conveyor apparatus for conveying a metal charge in a melting plant
08/31/2006	WO2006089870A2 Melting plant and method for the production of steel
08/31/2006	WO2006089869A1 Cover for a connection conveyor for loading a metal charge into a melting furnace and relative movement device
08/31/2006	WO2006089868A1 Connection conveyor for loading a metal charge into a melting plant
08/31/2006	WO2006089867A2 Device for loading a metal charge in a melting plant
08/31/2006	US20060193364 Graphite electrode for steelmaking
08/31/2006	DE20221612U1 Oxygen fueled combustion system e.g. for scrap aluminum recovery plant, has delivery unit to deliver oxygen and carbon based fuel in stoichiometric proportion, to furnace
08/31/2006	CA2599208A1 Electric arc furnace
08/30/2006	CN2811900Y Electric heating and hanging type hydrogen reduction furnace
08/30/2006	CN2811899Y Open-close type electric heating furnace for roller surfacing
08/30/2006	CN1825040A Double row burner for roaster
08/24/2006	WO2006087212A2 Furnace system and method for melting down metallic or metal-containing feed material
08/24/2006	DE102005007655A1 Ofenanlage und Verfahren zum Einschmelzen von metallischen oder metallhaltigen Einsatzstoffen Furnace system and method for melting metal or metal-containing feedstocks
08/24/2006	CA2594782A1 Furnace installation and method for melting down metallic or metal-containing charge materials
08/23/2006	EP1634027B1 Industrial oven
08/23/2006	CN2809548Y Moveable repair welding interpass temperature control box
08/22/2006	US7094271 Method for producing stainless steels, in particular high-grade steels containing chromium and chromium-nickel
08/17/2006	WO2006085789A1 Method for removing a molten metal main portion from a metal-meting container through an outflow opening embodied in the bottom surface thereof, a metal-melting container and a flowchart of main operations for carrying out said method
08/16/2006	EP1689893A2 Method for pre-heating, transforming and melting a metal charge and relative plant
08/16/2006	EP1629243A4 Device for improved slag retention in water cooled furnace elements
08/16/2006	CN2807004Y Forging heating furnace with coal gasifier
08/16/2006	CN1820174A A burner and gas-injection device
08/16/2006	CN1818526A AC hot furnace device with plasma mine
08/16/2006	CN1818084A Spraying and water-cooling furnace top cover
08/10/2006	WO2006061530A3 Method for melting a composition of raw materials with an arched burner
08/09/2006	EP1687577A1 Charging device, especially charging stock preheater
08/09/2006	CN2804756Y Top-bottom complex blast non-vacuum induction furnace
08/09/2006	CN2804755Y Double-chamber electric heating furnace
08/03/2006	WO2006080269A1 Apparatus for melting metal by electron beams and process for producing high-melting metal ingot using this apparatus
08/02/2006	CN2802404Y Stirring type aluminium holding furnace
08/02/2006	CN2802403Y Thermal storage metallic magnesium reduction furnace
07/2006
07/27/2006	US20060162499 fluidized beds; compaction
07/27/2006	US20060162498 Direct production of refined metals and alloys
07/27/2006	US20060162387 Process and device for production of molten glass

1 ... 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 ... 64