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WO/2021/157692A1 |
A hot-rolled steel sheet having a chemical composition comprising, in % by mass, 0.01 to 0.30% of C, 0.01 to 3.00% of Si, 0.20 to 3.00% of Mn, 0.030% or less of P, 0.030% or less of S, 0.001 to 2.000% of Al, 0.0100% or less of N and 0.02...
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WO/2021/149153A1 |
A method for manufacturing a processed titanium material comprising a step for pushing, into the surface of a titanium material 1, a first pressing body 51 having an arc-shaped first pressing surface 51a extending in a prescribed directi...
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WO/2021/149154A1 |
A method for manufacturing a titanium material in which a titanium ingredient is caused to pass through a gap between a pair of rolls, wherein: at least one roll of the pair of rolls has a plurality of protrusions arranged so as to have ...
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WO/2021/139555A1 |
An energy-saving device for producing elongated steel by calendaring using smelting waste heat, comprising a multi-strand continuous casting machine (1), a multi-strand roller-hearth tunnel kiln (2), a roller-hearth traversing machine (3...
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WO/2021/115508A1 |
The invention relates to a cross-field induction heating device for the induction heating of metal strip in a rolling mill. The device has a top inductor and a bottom inductor between which the metal strip to be heated is arranged. Each ...
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WO/2021/115723A1 |
The invention relates to a device (120) for setting a desired temperature control for a metal strip guided through the device; characterized in that the device is arranged between the roughing train and the finishing train of a rolling m...
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WO/2021/110567A1 |
This invention relates to a rinsing apparatus for use in a metal strip processing line and to a method of using said rinsing apparatus.
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WO/2021/105738A1 |
This invention relates a pickling process of a metallic strip comprising the steps oh - passing said metallic strip through at least a pickling bath being at a temperature between 1 and 100°C, - applying an alternating current, having a...
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WO/2021/106723A1 |
Provided are manufacturing equipment and a manufacturing method for steel plate that make it possible to perform cooling more uniformly during heat treatment of steel plate and make it possible to manufacture steel plate that is flat and...
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WO/2021/097568A1 |
A lamination lubricant dispensing unit for lubricating a working roller of a rolling mill for laminating a sheet of alkali metal or alloy thereof into a film. The lubricant dispensing unit has a dispensing unit body defining a laterally ...
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WO/2021/082467A1 |
Disclosed are a method and a device for detecting surface defects of a hot rolled steel material. The device comprises a light receiving sensor, a detection and recognition device, and a cooling antifouling device on which the sensor may...
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WO/2021/083650A1 |
Method for controlling the temperature of at least one of the rolls (12) that are arranged in a roll stand and delimit a roll gap, in which method a temperature-control fluid is applied to temperature-control zones positioned on the roll...
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WO/2021/084174A1 |
Method for controlling a furnace (4) for reheating steel products (5), comprising: forming an infrared image, using an infrared camera (20), of an upper face of a product (5) over the width and at least partially over the length thereof ...
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WO/2021/079806A1 |
The present invention pertains to a method for cooling a member to be cooled, the method using a cooling device that has: a plurality of injection nozzles for injecting a droplet group to a heated member to be cooled and cooling the memb...
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WO/2021/077677A1 |
A steel plate rust removal device, comprising a base (4) and a rust removal mechanism (40) provided on the base (4); the rust removal mechanism (40) comprises at least one conveying roller (41) and two rust removal support rods (42) whic...
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WO/2021/074233A1 |
The invention relates to a cooling device with coolant jets having a hollow cross section. A treatment line for a flat, elongate, hot rolling stock made of metal has a finishing train for rolling the rolling stock and a cooling device. T...
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WO/2021/074870A1 |
The invention refers to a distributor tube (400) for cooling metal or similar products, in particular steel strips, comprising along the longitudinal extension of said distributor tube (400), a plurality of outlet openings (406) through ...
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WO/2021/074500A1 |
Method for reducing unevenness in a strip subjected to cooling by spraying of liquid, or a mixture of gas and liquid, along a cooling zone of a continuous heat treatment line, the cooling intensity being controlled in the direction of tr...
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WO/2021/076473A1 |
A rapid quenching line can be suitable for use with hot coil at, or above the metal strip's recrystallization point. Hot coil can be uncoiled by a low tension uncoiler using a non-contacting hold-down device. The metal strip coming off t...
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WO/2021/068450A1 |
Disclosed is a steel wire oxide scale removal device, comprising several first steel wire oxide scale removal machines and several second steel wire oxide scale removal machines, wherein the first steel wire oxide scale removal machines ...
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WO/2021/068451A1 |
A steel plate descaling device comprises multiple steel plate surface descaling machines (1) and multiple steel plate side surface descaling machines (2) provided along a running direction of a production line, and a trolley rail (3) pro...
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WO/2021/063364A1 |
A high-efficiency double-stand double-cutting line feed-through intermediate thickness slab production line and production method. The intermediate thickness slab production line comprises: a main rolling line, at least two parallel cutt...
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WO/2021/063365A1 |
A layout of slab storerooms and furnaces for the separate charging of cold blanks and hot blanks of a thick plate, and a furnace charging method. The layout of slab storerooms and furnaces comprises: a #1 slab storeroom span and a #2 sla...
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WO/2021/066141A1 |
In this coil skid, on which hot-rolled coil 1 obtained by winding a hot-rolled steel plate is placed, at least two layers of each of a metal plate 11 and a heat insulating material 12 are stacked alternately, and the metal plate 11 comes...
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WO/2021/057117A1 |
Disclosed is a method for rolling a super austenitic stainless steel, the method comprising: blank model selection, a steel firing procedure, a descaling procedure, a steel rolling procedure and a straightening procedure. The method real...
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WO/2021/056633A1 |
A wire rod for an ultrahigh-strength steel cord and a manufacturing method therefor. The method comprises: smelting molten steel in which the number density of inclusions having a size of greater than or equal to 5 μm is less than or eq...
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WO/2021/038108A1 |
The invention relates to a method for heat treating a primary steel product. By limiting the holding time to temperatures at which liquid or partially liquid scale phases form, the surface quality of a hot strip produced from the primary...
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WO/2021/035838A1 |
Disclosed are a liquid spraying tube (202), an energy-saving and consumption-reducing cleaning device (2) employing the liquid spraying tube (202), and a strip processing system employing the energy-saving and consumption-reducing cleani...
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WO/2021/033723A1 |
Provided are a manufacturing facility and a manufacturing method for a thick steel plate capable of precisely controlling a first-stage rapid cooling and a second-stage rapid cooling when a thick steel plate is rapidly cooled in two stag...
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WO/2021/027908A1 |
Disclosed is a hot-rolled strip steel fully-continuous production device for ferrite rolling, the device sequentially comprising a continuous casting machine (1), a high-pressure water rotating descaling device (2), a four-stand large re...
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WO/2021/013880A1 |
There is described equipment for cold-drawing a metal wire (4); the equipment comprising a succession of a sleeve (510) and a threading die (600) in the advance path of the wire. The sleeve comprises a hole (513) for the inlet of the wir...
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WO/2021/014665A1 |
Provided is technology for tandem rolling that uses a circulating oil supply system but is compatible with high-speed rolling. As rolling oil supply systems that supply rolling oil to rolling stands selected from the rolling stands of a ...
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WO/2021/009783A1 |
High productivity plant (10) for the continuous quenching of steel bars which comprises a loading station (14) suitable to dispose a plurality of bars (P) separated and distanced from each other. Such plant also comprises a first treatme...
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WO/2021/001162A1 |
The invention relates to a device for cooling a metal rolling stock (1) rolled in a rolling train, having multiple cooling devices (4), to which water (5) is supplied via a respective branch line (7) and by means of which the water (5) i...
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WO/2021/001239A1 |
Method and control device for controlling a cooling device (10), which is designed for controlling the temperature of a rolled product, preferably metal strip (B), which runs through the cooling device (10) along a conveying direction (F...
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WO/2020/261547A1 |
A cooling device for a steel material, the cooling device being provided with: a linear cooling pipe (11) through which a steel material (SM) passes; a cooling tank (19) formed at a part of the outer circumference of the cooling pipe; an...
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WO/2020/261444A1 |
Provided is a temperature control device for a hot rolling line having a ROT cooling device and an accelerated cooling device, the temperature control device enabling an increase in the accuracy of a temperature model of a rolled materia...
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WO/2020/249573A1 |
The invention relates to a device (4) for sequentially cooling metal wide flat products (3), comprising at least one cooling bar (13) and a supply unit for supplying the cooling bar (13) with a coolant, wherein the cooling bar (13) has a...
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WO/2020/245926A1 |
A mill pacing control system that comprises a mill pacing calculator. The mill pacing calculator performs mill pacing control on the basis of information about rolling specifications SP_SS and rolling conditions C_SS for steel sheets SS....
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WO/2020/232936A1 |
A high-efficiency strip steel descaling device and method. The device comprises a first pickling tank (1), a second pickling tank (2), a third pickling tank (3), a first spray rinsing tank (4), a second spray rinsing tank (5), and a radi...
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WO/2020/228303A1 |
A method for producing a crack arrest steel for a container ship. Blanks with different cross sections for rolling are selected according to different widths of finished products, reducing rolling passes and increasing pass reduction; an...
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WO/2020/225327A1 |
A workpiece drive (3) for rotating a circular workpiece (20) in a descaling device (1) is presented, wherein the workpiece drive (3) has a carrier (8). The invention addresses the problem of making all the faces of the circular workpiece...
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WO/2020/216686A1 |
A method to produce hot-rolled steel strips from continuously cast thick or thin slabs comprising Si between 0.10 and 3.00 wt.% and at least 0.8 wt.% Mn comprising heating or reheating the slab to a reheating temperature of at least 1100...
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WO/2020/213179A1 |
A steel sheet has a specified chemical composition and a micro structure composed of ferrite and a carbide, wherein the carbide is present in ferrite grains and on ferrite grain boundaries and, with respect to the carbide particles each ...
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WO/2020/208535A1 |
A process of cold rolling an aluminum product, e.g. a strip, which crosses at least one rolling stand (1), wherein a lubricant is applied to the strip close to said at least one rolling stand (1) by means of a plurality of applying means...
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WO/2020/199276A1 |
A hydraulic lifting hot-rolled slab phosphorus removal device having a nozzle position detection function, comprising a box body (1), a hot roller table (2) and a header assembly (3); the box body (1) comprises a first standing column (1...
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WO/2020/200612A1 |
The invention relates to a heating device (1) and to a method for the inductive heating of a flat steel strip (2) in a hot rolling mill, wherein the heating device (1) is arranged between two rolling trains of the hot rolling mill and th...
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WO/2020/187419A1 |
The invention relates to a method for producing a hot-rolled flat steel product with different properties. The invention additionally relates to a hot-rolled flat steel product with different properties and to the use of the hot-rolled f...
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WO/2020/187774A1 |
The invention relates to a system (A) for producing metal hot-rolled strip (B), comprising: a hot-rolling line for carrying out one or more rolling passes, the hot-rolling line having at least two roll stands n-1, n, which are arranged o...
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WO/2020/187749A1 |
The invention relates to a flat rolled material (1) made of metal, which flat rolled material is conveyed on a conveying path in a transport direction (x). A device for cooling the flat rolled material (1) by means of a liquid coolant (5...
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