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Patent Searching and Data


Matches 701 - 750 out of 9,887

Document Document Title
WO/1986/003282A1
Apparatus for the simultaneous smelting and refining of metal ores comprises a chamber (1) having parabolic-shaped internal top and bottom walls and a carbon electrode extending transversely across the chamber (1). Optionally the electro...  
WO/1986/001230A1
Method and apparatus for the continuous making of steel in an electric steelmaking furnace (10), having a charge material preheater (18), continuous charging means (44) and means for removing refined steel (80) without removing the furna...  
WO/1986/000880A1
A furnace comprises a basin (1) of a refractory masonry filled with a melt glass mass (4) and current leading elements (7 and 7a), located in the masonry and coming out on its working surface under the level of the melt and above it. The...  
WO/1985/004946A1
A method and apparatus for improving the efficiency of a heat generator in which combustible fuels such as fossil fuels, refuse, or other materials are burned. Flue gas (18) generated in the heat generator (12) and combustion air (16) ar...  
WO/1985/004705A1
Casting furnace for the casting of metal or the like comprising a crucible (1) having a primary casting chamber (2) which is interconnected with one or more secondary casting chambers (3, 4) to allow the melt to flow from the primary cha...  
WO/1985/004675A1
Improvement to a treatment device, during the passage of a liquid alloy or metal stream based on aluminium or magnesium. The device comprises a ladle consisting of an outer metal envelope, an inner refractory lining, a shoot for the inle...  
WO/1985/004190A1
A circumferential sealing assembly for use with a generally cylindrical, rotatable liquid metal reaction vessel (1) and a hood (14) which is provided to collect hot gases from the reaction vessel (1). The sealing assembly comprises a cab...  
WO/1985/003656A1
High temperature and/or melting furnace (112) for non-ferrous metals, which is provided with a dosing device (111) for automatically removing a predetermined quality of the non-ferrous metal melt (114) from a dosing chamber (131) connect...  
WO/1985/002251A1
A method for distributing, drying and heating a selected mix and weight of metals prior to melting in a furnace, including the steps of placing weights of selected metals in a feeder car (38) according to a predetermined distribution, lo...  
WO/1984/003352A1
The furnace for melting metals comprises a lined casing (1), a crucible(2) and a partition (3) which subdivides the crucible (2) into a melting chamber (4) and a collecting chamber (5), which chambers are connected therebetween. An inter...  
WO/1984/000176A1
An oxygen-fuel burner of the rocket burner type includes a graphite burner block (11) for direct exposure to the interior of a furnace, and a cylindrical combustion chamber (115) formed through the hot face of the burner block and extend...  
WO/1983/002958A1
Method and system including apparatus for submerging, entraining, melting and circulating aluminum scrap in a molten metal media, which scrap is comprised of pieces not capable of self-submergence. The apparatus of the system includes me...  
WO/1982/004306A1
Electric furnace dome that is made especially of ceramic material and which has the necessary openings for at least electrodes and material feed, at which time the dome's center (2) inside of the tube systems (3) is cooled at least aroun...  
WO/1982/004267A1
An aluminum smelting furnace which incinerates waste containing useful metal such as aluminum using scrap tires as fuel recovering the aluminum from the waste. This furnace has a gas production oven having a fuel source of scrap tires, a...  
WO/1981/003696A1
A device for poking a charge fed onto the surface of a melt in an electric arc furnace having a hood and an external cooled casing (2) articulated at one of its ends to the lower section (21) of a horizontal circumferential bend in the w...  
WO/1981/003342A1
A metallurgical furnace (1 to 15, in Figures 1 & 2) for and a process of melting, refining and processing metals and for the reduction of ores thereof by the non-stoichiometric combustion of a fluid fuel and a combustion-supporting gas w...  
WO/1981/002339A1
A substantially spherically-shaped electric melting furnace (22) includes a carbon-lined crucible (80). The interior of said crucible is sealed from the atmosphere outside the crucible and a vacuum pump (68) and venturi device (72) contr...  
WO/1981/001862A1
The metallurgical melting and refining apparatus allows the treatment of scrap, sponge iron, solid or liquid pig iron in any mixture ratio and using as a power source coal, fuel oil, gas or electricity. To this effect and in order to red...  
WO/1981/000758A1
Cooling element for industrial ovens, comprised of a plurality of pipes (1) extending parallel between each other. This element is arranged in the wall and/or the cover of the oven, preferably an electric arc oven, so that it forms a por...  
WO/1980/001834A1
A rotating tower of an electric oven is located in order to rotate about a pivot, on the upper plate (23) of the platform and rests by means of wheels on a rail (18) having the form of an arc of a circle, supported by a layer of a suppor...  
WO/1979/000550A1
Guide troughs for leading molten products tapped from blast furnaces or electric furnaces or the like. A lengthy trough body (1), formed in one block with monolithic refractories, is provided with hook-engaging means in order for the bod...  
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To perform convenient detection of blockage of material inputting pipe in a three-phase AC electrode type circular electric furnace and specify a material inputting pipe showing the occurrence of blockage.This invention relates to a dete...  
JP2014105904A
To enhance a partial cooling of a furnace body (a side wall) without cessation of operation of a three-phase AC electrode type circular electric furnace.In this invention, at a position where a temperature of furnace side wall is partial...  

Matches 701 - 750 out of 9,887