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JP6604914B2 |
To provide a method of adjusting components efficiently while sequentially charging a steel scrap material.An operation method of a rotary melting furnace 1 provided with a horizontally installed cylindrical furnace body 1 in a freely ro...
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JP6461911B2 |
A plant for producing cement clinker, comprising as viewed in the direction of materials flow, a heat exchanger to preheat raw meal, a downstream calciner to calcine the raw meal, a rotary kiln to sinter the calcined raw meal, and a clin...
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JP6457556B2 |
An apparatus to move and preheat metal material (M) to be fed to a container comprises a containing structure, having an internal compartment and provided with a support wall, a conveyor for the material (M), a fume transit section whose...
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JP6452182B2 |
The present invention provides an aluminum chip melting apparatus that melts chips, which are aluminum metal or alloy cuttings, to obtain molten aluminum. This aluminum chip melting apparatus is characterized by being provided with: a ce...
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JP2018159523A |
To provide an unburnt carbon-containing coal ash reformer and an unburnt carbon-containing coal ash reforming method capable of efficiently burning and removing unburnt carbon in the unburnt carbon-containing coal ash.An unburnt carbon-c...
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JP2018159508A |
To provide the scrap preheating device of a melting furnace provided with a single preheating chamber, capable of effectively preventing excessive oxidation of scrap.A single preheating chamber 14 for preheating scrap pieces Sc is instal...
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JP6357104B2 |
A method of starting a molten-bath based melting process includes commencing supplying cold oxygen-containing gas and cold carbonaceous material into a main chamber of a smelting vessel within at most 3 hours after completing a hot metal...
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JP6315585B2 |
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JP6316972B2 |
Apparatus to heat and transfer mainly metal materials to a melting furnace (12), the apparatus comprising a transporter device (13) configured to move the materials continuously to the melting furnace (12), and at least an induction heat...
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JP6284160B2 |
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JP2018502816A |
The present invention relates to a method for producing a sintered material from an inorganic raw material (11), and is carried out in equipment including a cyclone preheater (1), a rotary furnace (2), and a great cooler (3), and the raw...
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JP6261087B2 |
In accordance with one aspect of an exemplary embodiment, a furnace including a charge well is provided. The charge well comprises an open top chamber including side and base walls of a heat resistant material. An inlet is provided in a ...
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JP6261422B2 |
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JP6241615B2 |
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JP2017533402A |
The present invention relates to a melting device including a supply shaft (13, 13a) and a tilting device (4), the tilting device allows the furnace vessel (1) provided with the furnace vessel cover (10) to be centered on the tilting sha...
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JP2017141493A |
To provide a heating apparatus for a steel material, which has high energy efficiency.The present invention is a heating apparatus for a steel material for hot working or heat treatment, and comprises: a heating furnace for heating the s...
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JP6180132B2 |
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JP6178876B2 |
A material conveying bucket (4) for conveying raw material to be melted in a furnace (3) to a preheater (2) for preheating the raw material before melted in the furnace (3) by heat generated in the furnace (3), with the bucket (4) hung b...
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JP2017133764A |
To eliminate any bad influence against facility whatever combustion characteristics may be found in combustible waste material and the like and further enable a degree of dissolution of raw material to be kept constant.There are provided...
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JP2017129297A |
To provide an aluminum dissolution holding device having favorable maintenance performance.An aluminum dissolution holding device (10) comprises transport means (1, 2), heating means (3), rolling means (4), a holding furnace (7) and coll...
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JP6153987B2 |
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JP6112684B2 |
The invention relates to a method and a system for producing cement clinker from raw cement mixture, wherein one part of the raw cement mixture is preheated in a calciner preheater, and the other part of the raw cement mixture is preheat...
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JP6094312B2 |
To provide a method for producing reduced iron by efficiently reducing an agglomerated product including an iron oxide-containing substance and a carbonaceous reducing substance, and a production device therefor.An agglomerated product i...
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JP6023716B2 |
The invention relates to a method for controlling the thermal balance of a suspension smelting and to a suspension smelting furnace. The suspension smelting furnace, comprising a reaction shaft (1), a lower furnace (2), and an uptake (3)...
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JP5918309B2 |
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JP5904344B2 |
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JP5873137B2 |
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JP2016502598A |
The smelting method based on the two-step melting bath for producing molten metal from the metal-containing feed material is (a) the step of preheating the metal-containing feed material in the preheater and (b) the preheated metal-conta...
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JP5795370B2 |
A process for heating a metal feedstock (31) fed in continuous to a smelting furnace (30) through a second horizontal heating section (34) through which hot discharge fumes collected from said furnace (30) pass, said fumes exerting a hea...
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JP2015525866A |
A plant (IM) and related processes for continuously supplying a heated metal material (5) to a melting furnace (1), and a conveyor (2) for continuously advancing the material (5) to the furnace (1). ) On at least one supply line (L), the...
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JP2015152230A |
To provide a preheater capable of being additionally installed for an existing melting furnace and ensuring hermetic performance during operation.A preheater 100 preheating a material supplied to a furnace body melting the material by he...
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JP5759518B2 |
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JP5755754B2 |
Apparatus for pre-heating and conveying a metal charge to a container of a melting plant, comprising at least a conveyor channel along which said metal charge is able to advance so as to be delivered to the container, and in which above ...
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JP5749808B2 |
Apparatus for continuously conveying and pre-heating a metal charge inside a container of a melting plant, includes at least a channel for conveying the metal charge, at least a hood disposed above the conveyor channel defining a tunnel ...
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JP5735929B2 |
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JP5726875B2 |
A preheat charging system for preheating scrap metal prior to delivery to a melting furnace. The system includes a preheating station having a heating chamber adapted to receive scrap metal. Hot gas from a burner chamber is circulated ar...
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JP5724025B1 |
To provide a non-ferrous metal melting furnace having a simple structure, low equipment cost, and excellent safety and thermal efficiency for melting. This is a tower type melting furnace for melting non-ferrous metals, and has a substan...
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JP5700506B2 |
To provide arc melting equipment capable of thermally efficiently melting an iron source and controlling the supply of the iron source from a preheating chamber to a melting chamber, and to provide a method of operating a molten metal us...
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JP2015064139A |
To provide a vertical furnace capable of firing not only coarse ore but also fine ore.In a vertical furnace, a preheating space is formed by a furnace floor 6 in which a falling opening 12 is formed, a cylindrical wall 4 extending upward...
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JP5691210B2 |
To provide waste heat recovery equipment of a heating furnace capable of effectively utilizing an exhaust heat discharged from the furnace independently from an exhaust gas directly discharged from a regenerator burner.The heating furnac...
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JP5686798B2 |
A method for producing cement clinker in a plant that includes: a first cyclone preheater and a second cyclone preheater for preheating first and second portions of a raw material, respectively; a precalcinator using a combustion gas for...
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JP5658832B2 |
Apparatus for continuously conveying and pre-heating a metal charge inside a container of a melting plant, comprising at least a conveyor channel, having walls to convey the metal charge, and at least a hood defining a conveyor tunnel an...
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JP5647054B2 |
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JP2014219139A |
To enhance energy efficiency of a heating furnace and a heat treat furnace.A method for preheating a heated material leads an exhaust gas emitted after combustion of a fuel gas discharged from the heating furnace or heat treat furnace to...
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JP5617666B2 |
To provide a method for melting a cold iron source by a combined arc melting furnace for the cold iron source which can effectively utilize exhaust gas generated in a combined arc melting furnace for pre-heating of the cold iron source w...
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JP5584429B2 |
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JP5582319B2 |
The method for preheating annealing products (3, 4) in a hood-type annealing system having two annealing bases (1, 2) receiving the annealing products under a protective hood, is claimed. The annealing products to be subjected to a heat ...
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JP5581759B2 |
To provide a method for efficiently removing copper in iron scrap without needing a large-scale facility, when producing a high-grade steel by using copper-containing iron scrap as an iron source.The method for removing copper in the iro...
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JP5583231B2 |
An aluminum-based material melting apparatus includes: a furnace (3); a melt-discharging conduit (38) having an inner portion (381) disposed in the furnace (3); a driving mechanism mounted on the furnace (3); a transmission mechanism con...
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JP5573533B2 |
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