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WO/2019/065360A1 |
The purpose of the present invention is to provide steel plate manufacturing equipment and a steel plate manufacturing method with which a flat and homogenous steel plate can be manufactured by uniformly cooling a high-temperature steel ...
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WO/2019/062288A1 |
A steel bar flattening production line, comprising a paying-off device (100), a first flattening machine (200), a first adjustment mechanism (300), a second flattening machine (400), a second adjustment mechanism (500), a cleaning assemb...
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WO/2019/057118A1 |
A fixed type thermal coil heat insulation heat treatment device, comprising: a steel coil tray (1); at least one steel coil bearing support (2), which is disposed on the steel coil tray; and a thermal insulation cover (3), covering the s...
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WO/2019/059105A1 |
This device for cooling a steel material after hot-finish rolling has: a transport mechanism which transports the steel material while accelerating the steel material; a water-cooling mechanism which cools the steel material transported ...
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WO/2019/057116A1 |
A hot-rolling online movable thermal insulation heat treatment process, and a heat treatment line. The heat treatment process comprises: heating, rolling, layer-cooling, and reeling a slab into a hot coil state; assembling a movable hot ...
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WO/2019/054570A1 |
A method for continuously hot rolling a nonjoining-material high grade steel is disclosed. A method for continuously hot rolling a nonjoining-material, according to one embodiment of the present invention, comprises the steps of: melting...
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WO/2019/043073A1 |
The present invention concerns a contactless wiping system (1) for wiping coolant and/or lubricant from the surface of a moving metal strip (15) or a working roll (3), comprising a separation block (7) with an integrated coolant supply e...
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WO/2019/030047A1 |
The invention relates to a device for producing a hot-rolled strip (2), comprising a hot-rolling device (3) for rolling a hot-rolled strip (2), comprising a coiler (4) for coiling up the hot-rolled strip (2) rolled in the hot-rolling dev...
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WO/2019/030784A1 |
The invention relates to a spray lubrication system of sheets provided with electronically adjustable frequency spraying valves. Said valves are grouped into modules including four valves each, housed at two spraying heads, one lower and...
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WO/2019/020492A1 |
The invention relates to a framework cooler (20) for cooling a steel band (50), installed in a roller framework (11) in place of the work rolls (5) and the associated installation pieces (5a and 5b). For this purpose, the framework coole...
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WO/2019/009677A1 |
The present invention relates to an advanced-high strength hot-rolled steel sheet, having tensile strength of 980MPa, and a method for manufacturing same, the method enabling enhanced surface quality, processability and weldability as we...
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WO/2019/009675A1 |
The present invention relates to an advanced-high strength hot-rolled steel sheet, having tensile strength of 800MPa, and a method for manufacturing same, the method enabling enhanced surface quality, processability and weldability as we...
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WO/2019/001945A1 |
The invention relates to a method for cleaning rolling stock (5) during cold rolling of said rolling stock (5) in a tandem mill (1) which comprises a plurality of mill stands (7, 9). The rolling stock (5) is moved through the tandem mill...
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WO/2019/004619A1 |
An apparatus for removing sludge for removing sludge from one surface of a moving object, according to one embodiment of the present invention, comprises: a main body; and a rod connected to the main body, wherein sludge is removed by th...
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WO/2018/230783A1 |
Equipment and a method for retaining heat of a heating material of a rolling transfer line are disclosed. According to an embodiment of the present invention, the method for retaining heat of the heating material of the rolling transfer ...
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WO/2018/219880A1 |
The invention relates to a cooling system for endless belts, wherein there is at least one device, wherein the device comprises a cooling block (2), wherein the cooling block is cuboid and has a surface (3) from which outlet and inlet no...
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WO/2018/217113A1 |
The present invention relates to a method of obtaining plain and ribbed wire rod with multi-phase structure, consisting in pre-heating billets made of different grades of steel, particularly with 0.07 - 0.40%C content, in a walking-beam ...
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WO/2018/215966A1 |
A plant for cleaning rolled metal strips provided with a superficial layer of oxide, the plant comprising unwinding means for unwinding at least one coil of rolled strip and pickling means for pickling said rolled strip; wherein there ar...
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WO/2018/197100A2 |
The invention relates to a chilled beam (1) for cooling rolled material (5), moved in a transport direction (3) and in particular for reducing temperature differences in the temperature of the rolled material (5) transversely to the dire...
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WO/2018/192968A1 |
The invention relates to a device (10) and a method for cooling metal strips or sheets conveyed on a conveyor section (12), in particular hot strips in the outlet of a rolling train. For this purpose, the device (10) comprises at least o...
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WO/2018/185028A1 |
The invention relates to a descaling device (2) for chemically descaling a metal strip (4), comprising a spraying device (12, 12a-12d) for spraying a pickling agent (14) onto a top or bottom side (16, 18) of the metal strip (4). The spra...
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WO/2018/186265A1 |
Provided is a non-pickled hot-rolled steel sheet which has sufficient blackness as seen from every direction, and which has excellent scale adhesion. The non-pickled hot-rolled steel sheet comprises a base material hot-rolled steel sheet...
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WO/2018/179449A1 |
The purpose of the present invention is to suitably cool the lower surface of a hot-rolled steel sheet after finishing rolling in a hot rolling step and thereby improve temperature uniformity in the rolling direction and the sheet width ...
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WO/2018/159370A1 |
It is possible to roll hard-to-roll materials such as silicon steel sheets and stainless steel sheets without cracking the steel sheet edges or fracturing the steel sheet, even during slow rolling, by using a circulating-lubricant tandem...
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WO/2018/159749A1 |
The purpose of the present invention is to provide: a method for cooling a steel sheet having less distortion in controlled cooling, in which the hot-rolled steel sheet is cooled while being restrained by rolls; a cooling device for a st...
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WO/2018/147540A1 |
The present invention relates to an induction heating device, which is provided so as to be spaced from a movement path such that a steel material moving along the movement path is heated, and comprises: a heater; and a cover surrounding...
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WO/2018/141632A1 |
The invention concerns a method for cold rolling bright aluminium rolled products and comprises: (a) Providing a first aluminium alloy rolled product (b) Rolling said first product with a rolling mill (1) having at least one work roll gr...
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WO/2018/134965A1 |
This insulation monitoring device for rolled-stock conveyance parts is provided with: a manual measurement terminal box constituting a first voltage dividing circuit that includes, as one of resistors for dividing a measurement power sup...
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WO/2018/117735A1 |
A side trimming device according to an embodiment of the present invention may comprise: a cutting unit for mechanically cutting a transferred steel plate; a groove forming unit for forming a groove in a cutting-scheduled area in front o...
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WO/2018/111048A1 |
A cooling system according to an embodiment of the present invention may comprise: a cooling part which supplies a cooling fluid to a strip; and a boiling film removal part, which physically comes into contact with the strip and removes ...
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WO/2018/110944A1 |
The surface treatment device according to an embodiment of the present invention may comprise: a nozzle device which sprays a fluid on the surface of a target object so that bubbles are generated by cavitation; and a controller which, on...
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WO/2018/110946A1 |
The present invention relates to a rolling facility and a rolling method. According to the present invention, the rolling facility comprises: a roughing mill having a roughing mill roll for pressing a material to be transferred; a finish...
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WO/2018/108518A2 |
The invention relates to a cooling system (2) for cooling rolling stock, comprising a plurality of cooling bars (8) for applying a coolant onto the rolling stock, exactly one dedicated coolant supply line (36) for each of the cooling bar...
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WO/2018/108747A1 |
The invention relates to a section for quick cooling of a continuous line for treating metal belts, in which the belt is cooled by spraying a liquid, or a mixture of a gas and a liquid, onto same via nozzles arranged on either side of th...
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WO/2018/096382A1 |
The present application describes a method for stripping a moving metal product (3) having a layer of oxides, using laser stripping, which comprises the following steps: at least a first laser (6) sends a beam (7) which is reflected on t...
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WO/2018/073004A1 |
In the field of the dry cleaning of metal wires intended for rubber articles, the invention relates to a centrifugal wire cleaner (100) that is used in a system that performs a cleaning cycle. The centrifugal wire cleaner (100) includes ...
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WO/2018/074531A1 |
A hot-rolled steel sheet for manufacturing electrical steel having a scale layer on the surface thereof, wherein the lightness L* in accordance with JIS Z 8781-4:2013 of the steel sheet surface satisfies the expression 30 ≤ L* ≤ 50 a...
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WO/2018/073973A1 |
In the present invention, the region occupied by a hot-rolled steel sheet on a conveyance roller being designated as a steel sheet conveyance region, a pair of spray nozzles are disposed on both sides in the width direction of the steel ...
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WO/2018/068985A1 |
The invention relates to a device for descaling a slab and to a method for operating same. Known descaling devices comprise at least one nozzle for spraying a first liquid under high pressure onto the upper face of the slab and a collect...
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WO/2018/060580A1 |
Spray ramp (1) intended to lubricate and/or cool a laminated strip and/or pressure cylinders of a mill, comprising: - a tubular shaft (2) of which the hollow interior volume forms a fluid admission chamber (Ca), - a chassis (3) rigidly c...
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WO/2018/060581A1 |
Treatment device (1) intended for drying a laminated strip (B) comprising: - two crosspieces (2, 3), lower and upper, extending transversely to the metal strip, on either side of the strip, the upper crosspiece (2) embedding an upper pre...
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WO/2018/056164A1 |
This cooling device is provided with a plurality of nozzles which spray cooling water towards the upper surface and/or the lower surface of a hot-rolled steel sheet directly after the steel sheet has been rolled by a rolling stand in a h...
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WO/2018/055918A1 |
This cooling device is provided with a plurality of nozzles which spray cooling water towards the upper surface and/or the lower surface of a hot-rolled steel sheet directly after the steel sheet has been rolled by a rolling stand in a h...
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WO/2018/050574A1 |
The invention relates to a heat-insulating device for use in a processing line for a metal strip (102) to be transported along a strip conveying direction, preferably for use in a rolling mill, wherein the heat-insulating device has: at ...
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WO/2018/048246A1 |
An embodiment relates to an apparatus for removing scales formed on a surface of a steel sheet, comprising: a first injector including a plurality of first nozzles for jetting a fluid toward the steel sheet; and a second injector includi...
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WO/2018/046295A1 |
The invention relates to a device (1) for applying a liquid medium (W) to a roll (2), in particular to a work roll of a roll stand, and/or to a rolled material, a slab or a roughed strip (3) and/or for removing the liquid medium (W), whe...
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WO/2018/041651A1 |
In the case of a method for designing the usable furnace length (Lo) of a roller hearth furnace (2), which forms part of a production plant and comprises in series a thin-slab continuous casting plant (1), which is arranged upstream of t...
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WO/2018/037916A1 |
Provided is a high-temperature metal cooling method which, without using a device having a complicated configuration, improves cooling performance and enables uniform cooling by means of an injection liquid. The high-temperature metal co...
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WO/2018/034061A1 |
In the present invention, during cold rolling of a steel sheet by a tandem rolling mill according to a system in which rolling oil is circulated and supplied, the rolling oil is supplied to the tandem rolling mill so that the numerical v...
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WO/2018/029768A1 |
This rolling mill exit side temperature control system is provided with a cooling device (20) and a cooling device control unit (30). The cooling device (20) is provided with: a spray nozzle (21); a cooling liquid passage (22); a first v...
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