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JP6393291B2 |
To provide a method for operating a melting-refining furnace, upon the operation of a melting-refining furnace for a cold iron source using oxygen burner(s)-lance(s), improving the efficiency.Provided is a method for operating a melting-...
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JP6393095B2 |
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JP6390153B2 |
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JP2018525602A |
A channel induction furnace (50) with a hearth (71) sloping downward from the operable rear of the furnace hearth (50) towards the opposing operational front of the hearth (50). The front wall (73A) of (50) comprises a bottom section (76...
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JP6385778B2 |
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JP6380990B2 |
To provide a metal refining method for accurately estimating a side wall coating thickness and adjusting to a prescribed thickness.A metal refining method includes performing melting reduction of a burned ore by using, for instance, a th...
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JP6382372B2 |
To suppress the formation of a metal oxide, e.g., at a side wall part of the holding chamber of a melting holding furnace.Provided is a melting holding furnace 1 comprising: a melting chamber 2 heating a metal M to be melted into a molte...
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JP6378617B2 |
To provide a scrap bucket that enables a gate lock pin to be easily set to a gate of a scrap bucket so as to prevent the gate from being open unnecessarily, and enables easy unlocking on an electric furnace without requiring any special ...
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JP2018111637A |
To solve the problems of a long reaction time upon the production of metal silicon produced by the conventional submerged arc furnace, great power consumption accompanying the same and the inefficiency of high purity silicon production c...
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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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JP6341937B2 |
An arc furnace automatic feeding device comprises an automatic distributing device, wherein the automatic distributing device comprises a distributing groove, and at least one step-like distributing section which tilts from high to low a...
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JP6311324B2 |
To provide a bottom blowing agitation method for a steel making arc furnace, for promotion of melting of a charging material in a furnace without degrading a recovery rate of valuable metals.There is provided the bottom blowing agitation...
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JP6308215B2 |
A method for producing a float glass, which comprises controlling the flow volume of a molten glass, which flows on a spout lip, by means of a tweel and continuously supplying the molten glass onto a molten metal placed in a bath to allo...
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JP6310376B2 |
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JP2018054170A |
To provide a metal melting device where, in a slag separation step in which slag is separated from a molten metal exhausted from a metal melting furnace melting a metallic material with a combustion burner, the solidification of the molt...
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JP6304693B2 |
A method determines the consumption of electrode material during the operation of an electric furnace, particularly an arc furnace for producing steel. The method determines a weight of an electrode column, which is arranged in the elect...
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JP6301486B2 |
A method for operating an electric arc furnace (10) which has at least one electrode (18) having a through-opening (32). An electric arc (20) is generated between the at least one electrode (18) and a material to be melted (16). A first ...
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JP6294566B2 |
A system and a method for determining/predicting a tapping time for a metal melt in an electric arc furnace (EAF), at least one electrode is provided for melting the metal melt until it reach a target tapping temperature, the EAF further...
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JP6292090B2 |
Provided is a fusion method and a manufacturing method for an alkali-free glass pane. According to the fusion method, raw materials of glass are fused in a melting furnace. The melting furnace comprises a first chamber, in which the raw ...
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JP6291205B2 |
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JP6289474B2 |
A system and method for melting a raw material. The raw material is fed into an electrically conductive vessel. A plasma arc torch melts at least some of the raw material within the vessel to thereby create a molten material. An inductor...
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JP6284160B2 |
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JP2018028421A |
To provide an electrode estimation method in an electric furnace capable of grasping environment in a whole furnace and environment around each electrode and accurately estimating each electrode length with data obtained in each environm...
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JP6273891B2 |
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JP2017228392A |
To manufacture a heater configured so that apertures are formed on a periphery of a heating member without using a ceramic cylinder on which a groove is formed.A plurality of steps including a coating step, a burying step and a heating s...
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JP2017227359A |
To provide an induction current generating device in which an efficiency when molten metal is agitated by induction current is improved.Electromagnet assembly (an induction current generating device) comprises a coil 11 made of vine-wind...
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JP2017538089A |
The present disclosure is a device for melting a batch material, such as measuring a container, an electrode assembly including an electrode and at least one detection component coupled to the electrode, and electrical and optical proper...
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JP6247656B2 |
To provide an operation method of an electric furnace capable of accelerating melting of an object to be melted, while suppressing damage of the electric furnace.In an operation method of an electric furnace, an object to be melted on mo...
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JP6242645B2 |
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JP6230847B2 |
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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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JP2017532518A |
Metallurgical vessels, especially taps in electric arc furnaces, feature refractory end bricks (6) with outlet openings (10). A groove (15) is provided on the lower surface (11) of the end brick (6), which forms a cutting edge (16) with ...
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JP6201970B2 |
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JP6203376B2 |
Method for melting metal material in a melting plant comprising at least an electric furnace having at least a shell into which said metal material is introduced, and feed means to load said metal material into said shell, said method co...
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JP6200492B2 |
The invention relates to a tilting mechanism for a tilting metallurgical vessel, in particular a converter, around a horizontal axis, comprising a rotatable shaft and at least one tilting drive mechanism for rotating the vessel about the...
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JP2017526806A |
The present disclosure relates to a non-magnetic steel structure (5) for a steel or aluminum manufacturing process, wherein the non-magnetic steel structure is a magnetic field from an electromagnetic stirrer or an electromagnetic brake ...
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JP6183753B2 |
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JP6183073B2 |
Provided is an arc furnace, including: a furnace body having a bottomed cylindrical shape; a furnace lid that openably closes an opening of the furnace body; an electrode that is provided at the furnace lid and melts a metal material sup...
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JP2017523051A |
The present invention is a casting apparatus (1) for supplying molten metal (10) from a melting furnace (2) to at least one production unit (6) through a hot water outlet (3) of the melting furnace (2). It contains an outflow tank (5) di...
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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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JP6176484B2 |
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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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JP6159861B1 |
[Subject] It aims at providing a maintenance furnace which can make a worker's burden ease. [Means for Solution] Closed end maintenance room 3 where the opening of the upper surface holding Molten metal 10 in which maintenance furnace 1 ...
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JP6153765B2 |
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JP6144703B2 |
Device to control the feed of the metal charge in an electric arc furnace, comprising a conveyor associated at the end to a feed mouth provided in said electric arc furnace and, in cooperation with the conveyor, at least a system to dete...
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JP6140371B2 |
An electric arc furnace (2) and to a method for operating an electric arc furnace having at least one electrode (4a, 4b, 4c) for generating an electric arc (6a, 6b, 6c), in which the desired value of the current (I) guided to the electro...
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JP2017088974A |
To provide a method of suppressing adverse effect on the environment such as air pollution, further, efficiently applying microwaves to a target, suppressing the energy required for reduction to the minimum, and reducing and refining met...
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JP6098834B2 |
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JP6085685B2 |
A vortex chamber includes an outer circumference wall, a container, an annular shoal portion provided between the container and the outer circumference wall so as to encircle the outer circumference of the container, and a dam portion pr...
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JP2017504777A |
The present invention relates to a method of repairing a tap. A. Steps to create a tap channel at the bottom of an arc furnace, blast furnace, or smelter through a tap block, and B. Restoring the tap channel and repairing the tap. In the...
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