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Patent Searching and Data


Matches 701 - 750 out of 3,628

Document Document Title
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...  
JP2014105940A
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...  
JP2014087829A
To provide a molten metal holding furnace which unfailingly inhibits an oxide from flowing into a pumping chamber.A molten metal heating member 20 is disposed below partition walls 4a, 4b of a bottom wall surface 2b of a storage tank 2, ...  
JP2014070890A
To provide an aluminum melting holding furnace in which exhaust gas does not occur because of not using a gas burner, and which is excellent in thermal efficiency and can be conveniently used as a stationary type.An aluminum melting hold...  
JP2014066469A
To enable efficient scrap melting for providing uniform melting without increase of work and time in maintenance and cost of equipment.A furnace body fluctuation device includes: a plurality of extendable support members 7A-7D supporting...  
JP2014066481A
To provide a whirl chamber body for a metal fusion furnace that enables downsizing, saves an installation space, reduces costs and facilitates maintenance.A whirl chamber body for a metal fusion furnace includes a furnace body having a s...  
JP2014052144A
To provide an electrode lifting device that prevents decrease of an arc voltage at the time when a system voltage decreases, and can improve operation efficiency and reduce electric power costs.An electrode lifting device includes an ele...  
JP2014040965A
To provide an electric furnace capable of improving production efficiency by efficiently melting a metal material in the furnace.An electric furnace 10 includes a furnace body 12, a furnace cover 14 for opening/closing a material chargin...  
JP2014037913A
To provide a method for charging a raw material into an electric furnace, which can decrease the exposure area of molten metal for smaller heat dissipation.A method for charging a raw material into an electric furnace 1, in which the raw...  
JP2014035131A
To provide an energy-saving type agitator which suppresses calorific power, is also easily maintained, user-friendly, in which there is flexibility in an installation position, and whose agitation ability can also be adjusted.A melting f...  
JP2014031980A
To provide an incinerator which has excellent corrosion resistance and to provide an incineration method for a fluorine compound using the incinerator.An incinerator to incinerate a fluorine compound uses a heat resistance material, whic...  
JP2014032782A
To provide a device for controlling lifting of electrodes of an arc furnace capable of preventing generation of splash.A device 8 for controlling lifting of electrodes of an arc furnace is used for an arc furnace melting a processed obje...  
JP2014020765A
To provide a pot melting device with improved efficiency for increasing and keeping a temperature in dissolving and melting a molten material.The pot melting device comprises a furnace body 1, and a burner 2. The furnace body 1 has a mel...  
JP2013253736A
To provide a reasonable and economical refractory for a ferromanganese manufacturing furnace, by preventing damage to the refractory due to slag containing much manganese oxide with strong erosion.In a refractory for a ferromanganese man...  
JP2013249995A
To provide a lining to be installed on an inner wall of a furnace that stores molten metal of high temperature such as aluminum molten metal, with improved structural strength and durability, while improving workability in preparing the ...  
JP2013245129A
To provide an economical and high recovery efficiency production method of a silicon block from a silicon oxide powder and an arc furnace capable of favorably conducting the method.A production method of a silicon block comprises melting...  
JP2013245354A
To provide an apparatus for melting a metal material, which has a relatively simple structure, is capable of readily stirring the metal material and can be downsized, and to provide a method for melting the metal material.An apparatus ha...  
JP2013241280A
To solve such the problem that since recent fast-paced expansion of the market scale of metallic silicon-based solar cells brings expansion of the production scale, resulting in excessive competition in the market, whereby the market pri...  
JP2013242142A
To provide a method of detecting erosion of furnace bottom refractory for a melting furnace, configured to easily and accurately measure the amount of erosion of a furnace bottom refractory without removing a metal layer, and to make a s...  
JP2013228169A
To provide a system for treating a non-conductive substance without using any jetting gas.A system includes an arc deflection device that includes: an arc-discharging power supply 21; a cathode 1 with an arch-shaped tip; an anode 3; and ...  
JP2013190141A
To provide a raw material heating device capable of effectively extruding a surface layer of raw material deposition having the most heating receiving by being pushed out with a pusher so that the raw material deposition on a hearth beco...  
JP2013184173A
To provide a titanium melting device which includes a structure capable of more sufficiently performing stirring of a molten metal in a hearth than ever.A titanium melting device 1, which is provided in an apparatus for continuously prod...  
JP2013170748A
To avoid wasteful power consumption and the like by surely determining completion of dissolution of scrap.A dissolution state determination device of an arc furnace includes a noise meter 71 detecting noise generated in the arc furnace a...  
JP2013170741A
To provide a combustion device for a heating furnace, capable of simplifying installation work even while the entire heating object can be uniformly heated.An oxygen-containing gas supply port 5 is formed in a laterally long shape on a f...  
JP2013170778A
To provide an arc furnace capable of achieving lifting of an electrode at a higher speed than before and improving productivity without causing cost increase, and to provide an electrode lifting device of the arc furnace.An arc furnace i...  
JP2013152030A
To avoid any wasteful power consumption or the like by reliably determining completion of dissolution of scraps.A dissolution state determining device of an arc furnace includes a sound level meter 71 which detects the in-furnace generat...  
JP2013152067A
To facilitate control of a liquid level height of a molten metal, and to increase a receivable amount of the molten metal corresponding to a size of a furnace.A metal heating furnace comprises a furnace body 10, a tube 12 and a burner 14...  
JP2013148258A
To provide a vertical kiln improving support strength of a connection part in a furnace cover and prevent partial damage of brick.A vertical kiln includes a non-rotating hearth 1 of annular plate shape formed with a drop hole 2; a cylind...  
JP2013142519A
To provide a metal melting furnace preheating metal material particularly by use of surplus waste heat of a melting furnace, and thereafter heating the metal material and melting the metal material.By recovering a high-temperature gas of...  
JP2013133487A
To refine molten iron of low copper concentration (copper content rate) by efficiently removing copper contained in iron scrap.Iron scrap 9 containing copper components is heated to the temperature, at which copper in copper components i...  

Matches 701 - 750 out of 3,628