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Patent Searching and Data


Matches 1 - 50 out of 14,584

Document Document Title
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...  
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...  
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 ...  
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...  
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...  
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...  
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 ...  
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...  
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...  
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 ...  
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...  
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...  
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...  
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...  
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...  
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...  
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...  
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...  
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...  
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...  
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...  
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 ...  
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...  
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...  
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...  
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...  
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...  
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...  
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....  
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...  
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...  
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...  
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...  
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 ...  
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...  
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...  
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...  
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...  
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...  
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...  
WO/2020/181626A1
Disclosed is a circulation cleaning device for removal of black spots at edge of strip steel. The cleaning device is mounted on a box (1) of a strip steel washing process section, and comprises a spray device (2) and a water circulation ...  
WO/2020/179019A1
Provided are: a cooling water injection control apparatus for a rolling mill, whereby variation in flow rate characteristics of a water injection header is less likely to exert an effect; and a cooling water injection control method. Thi...  
WO/2020/178125A1
The invention relates to an apparatus (1, 15, 18, 25) for cooling a strip-shaped product, comprising at least one cooling bar (2, 26) having a coolant chamber (3, 27) and a plurality of coolant outlet pipes (4, 28) which are connected to...  
WO/2020/172554A1
Oxides formed during annealing of stainless steel strip are removed with abrasive brushes, in lieu of acid or molten salt based pickling. In some embodiments, the stainless steel strip is treated with a rare earth element or a related tr...  
WO/2020/170284A1
Inductor to heat, by electromagnetic induction, an electrically conductive body, comprising an induction body (19), hollow inside, suitable to generate an electromagnetic field, the internal surface of which defines a containing seating ...  
WO/2020/161770A1
According to an embodiment, there is provided a speed control device for a water pump, comprising: a data collecting unit which collects first data which is set for a first rolled material to be rolled, and sets the flow rate of cooling ...  
WO/2020/162848A1
The invention relates to the production method of cold rolled hot steel roll (CHRC) which is needed in industrial fields such as machinery and construction, wherein it is obtained a cold rolled hot steel roll (CHRC) with a thickness of 0...  
WO/2020/162004A1
Provided are a method of cooling control for a thick steel plate, a cooling control device, and a method of producing a thick steel plate, which make it possible to accurately adjust an up/down water ratio and suitably prevent C-warping ...  
WO/2020/152003A1
The invention relates to a device (10) and to a method for descaling a workpiece (12). The device (10) comprises at least one head element, on which a plurality of jet nozzles is attached, wherein a liquid, in particular water, can be di...  
WO/2020/134075A1
A pretreatment device for a die steel, comprising a heat treatment device (71), a roller conveyor belt (72), a medium nozzle (77) and a rolling mill (78), the roller conveyor belt comprising rollers (73), bearings (74), and a frame (75)....  

Matches 1 - 50 out of 14,584