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Patent Searching and Data


Matches 201 - 250 out of 14,205

Document Document Title
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/2020/206741A1
A 400 MPa level fine grain threaded reinforcing bar and a manufacturing method therefor, relating to the field of threaded reinforcing bar production. The reinforcing bar comprises the following components, by mass percentage, 0.20-0.25%...  
WO/2020/209485A1
The present invention provides a Cu-Co-Si-Fe-P-based copper alloy for electronic materials, which has an improved balance among strength, electrical conductivity, and bending workability, and a method for preparing same. The Cu-Co-Si-Fe-...  
WO/2020/204070A1
This multistage rolling mill 100 is provided with support bearings 10a, 10b, 10c, 10d, 10e, 10f, 10g, and 10h provided on the entrance side and/or the exit side of work rollers 2a and 2b, and supporting the work rollers 2a and 2b on the ...  
WO/2020/201960A1
Procedure for making a continuous tape of at least one metallic material of the family of malleable/ductile metallic materials, described in that a continuous strip (1) of said metallic material is passed between a rigid cylinder (3) and...  
WO/2020/193051A1
Slabs (2) pass through a furnace (1) in a conveying direction (y) where they are heated to rolling temperature. There are a plurality of slabs (2) in the furnace (1). After heating, the slabs (2) are rolled in at least one roll stand (4,...  
WO/2020/196293A1
When a coil is manufactured by winding a hot-rolled steel sheet by means of a mandrel in a hot-rolling step, the present invention improves the flatness of the hot-rolled steel sheet in the coil. The mandrel has, in a side view in the ax...  
WO/2020/193099A1
The invention relates to a control device (3b) for a roll stand (1), which control device receives, during rolling of a metal strip (2) in the roll stand (1), measurement data (M) for a lateral position (y) of the metal strip (2) on the ...  
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/2020/179019A1
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/2020/177937A1
The invention relates to a method for producing a metallic strip or plate (1), wherein the strip or plate is rolled in a multi-stand rolling mill (11) and output behind the last roll stand (14) of the rolling mill (11) in the conveying d...  
WO/2020/171253A1
A plated steel sheet having excellent melt welding resistance, and a manufacturing method therefor are provided. The present invention relates to a hot forming plated steel sheet having a plated layer formed on one surface or the both su...  
WO/2020/169669A1
1. A method for setting different cooling rates over the strip width of a cooling stretch in a hot-strip mill or heavy-plate mill. 2.1. A method for setting different cooling rates of metal strips or metal plates (rolling material) over ...  
WO/2020/171096A1
A rolling load predicting device according to the present invention is a rolling load predicting device for predicting a rolling load of a rolling mill that rolls a steel material, and is provided with a means for predicting the rolling ...  
WO/2020/166124A1
In this method for determining setting conditions of a manufacturing facility: setting conditions for a target manufactured object are acquired by inputting manufacturing conditions of a target manufactured object, and setting conditions...  
WO/2020/160898A1
The invention relates to a method for producing a desired metal workpiece (134), wherein the method comprises: - producing an elongate finished material (116; 222) by hot rolling, wherein a first data record (112) is assigned to said fin...  
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/2020/157819A1
This control device for a rolling device is a control device for controlling a rolling device which includes a pair of rolling rolls provided in such a way as to sandwich a metal plate, and an unwinding device for unwinding the metal pla...  
WO/2020/156787A1
The present invention relates to a method and a device for changing the effective contour of a running surface (8) of a working roll (3, 4) during the hot rolling of rolling stock in a roll stand (2) to form a rolled strip (1). The probl...  
WO/2020/156781A1
The present invention relates to a method and a device for local modification of a roller nip in the region of the belt edges (10) of a rolled belt (1) in a roll stand (2). By means of the invention, the roller nip in the region of the b...  
WO/2020/156932A1
The invention relates to a hydraulic feedback control loop (1) and method for controlling a hydraulic actuating cylinder (3), in particular an adjustment cylinder for a working roll in a roll stand, which cylinder comprises a cylindrical...  
WO/2020/152868A1
Rolling equipment includes a strip wedge controller that obtains the distribution in the strip width direction of a strip load applied to a rolled material 5 from a work side load PW and a drive side load PD, that calculates the strip we...  
WO/2020/130354A1
The present invention relates to a method for manufacturing an ultra-thick steel sheet and a cast piece for the ultra-thick steel sheet. The method for manufacturing an ultra-thick steel sheet according to an embodiment of the present in...  
WO/2020/130506A1
The present invention relates to a wire rod of which softening heat treatment can be omitted, and a manufacturing method therefor. One embodiment of the present invention provides a wire rod of which softening heat treatment can be omitt...  
WO/2020/129173A1
Provided is a learning control device for a rolling process with which updating of a learning coefficient by means of an abnormal actual value can be avoided. A learning control device for a rolling process calculates a layer-specific le...  
WO/2020/121454A1
Provided is a tandem rolling mill control device capable of more reliably suppressing the fracture of material to be rolled. This tandem rolling mill control device comprises: a speed command output unit that temporarily outputs a speed ...  
WO/2020/114976A1
The invention relates to a method for operating a roll stand for stepped rolling of a metal strip (200). According to the method the metal strip (200) is firstly introduced on the infeed side into a roll stand (100) and there undergoes s...  
WO/2020/111639A1
The present invention pertains to an ultra-high strength hot rolled steel sheet having excellent shape quality and bendability, and a method for manufacturing same. An embodiment of the present invention provides: an ultra-high strength ...  
WO/2020/100561A1
Provided is a roll press device wherein a thickness gauge is provided on an exit side of a first compression roller and a second compression roller, and detects the thickness of an electrode plate of a secondary cell at each of three or ...  
WO/2020/094684A1
The invention relates to an interior high pressure-formed component made of ferritic-bainitic steel, characterized by a precursor having at least 5 volume-% bainite, which has a composition containing 0.04-0.12 wgt.-% C, 0.8-2.0 wgt.-% M...  
WO/2020/090921A1
This control system is for controlling casting and rolling equipment including a twin roll-type continuous casting machine, a rolling mill, and a conveyor, and comprises: a rolling mill control unit which controls the rolling mill by one...  
WO/2020/085847A1
An aspect of the present invention can provide an austenitic high manganese steel for cryogenic applications and a manufacturing method for same, wherein the austenitic high manganese steel for cryogenic applications effectively ensures ...  
WO/2020/085305A1
In this slab manufacturing method, casting drum housing rolling system deformation characteristics which were acquired prior to the start of slab casting and which indicate deformation characteristics of a housing supporting a casting dr...  
WO/2020/074620A1
The invention relates to a controller (2) and a method for controlling a stretch-reducing rolling mill (1) for rolling tubes (R), having multiple roll stands (10) arranged one behind the other in the conveyor direction (F) of the tubes (...  
WO/2020/069875A1
A metal strip (2) passes through a plurality of roll stands (3) of a rolling mill line (1) one after the other sequentially. A control device (4) of the rolling mill line (1) controls actuators (9, 10) of a downstream roll stand (3f) and...  
WO/2020/072864A1
A system for controlling a plant having a rolling mill for producing thin strip product is provided herein. The system includes a thickness gauge and a controller. The thickness gauge is positioned at the exit of the rolling mill to make...  
WO/2020/067704A1
The present invention relates to a magnesium alloy sheet, which comprises, on the basis of 100 wt% of an entire magnesium alloy sheet, 0.1-1.5 wt% of Zn, 0.08-0.7 wt% of Gd, and the balance of Mg and other inevitable impurities, and sati...  
WO/2020/063187A1
Disclosed is a method of emulsion concentration optimization for a cold continuous rolling mill set for the purpose of vibration suppression, the method comprising: defining the process parameters involved in the process of emulsion conc...  
WO/2020/057824A1
The invention relates to hot rolling stock (1) made of metal which is rolled in at least one roll stand (2) and then cooled in a cooling section (5) arranged downstream of the at least one roll stand (2). Sound generated by means of a so...  
WO/2020/052854A1
A cooling section (2) is situated in a rolling line or upstream or downstream of the rolling line. A hot metal rolled material (1) is cooled in the cooling section. A control device (13) of the cooling section (2) dynamically determines ...  
WO/2020/046016A1
The present invention relates to: a wire rod for cold heading, which ensures cold forgeability and also has improved hydrogen-delayed fracture resistance by reducing the Si content thereof and containing Mo and V added thereto; a process...  
WO/2020/035107A1
The invention relates to a method and a system for producing strip sections (1) from a strip material (2) made of sheet metal, wherein, over the length of the strip material (2), flat or profiled strip sections (1) are created via flexib...  
WO/2020/036123A1
A method for identifying a thrust reaction force acting point on a reinforcing roll in a rolling mill having four or more rolls, said method including: a step in which the friction coefficient between rolls and/or the cross angle between...  
WO/2020/020192A1
A tension system optimization method for suppressing vibration of a cold tandem rolling mill. The method aims to suppress vibration occurring in a high-speed rolling process of a cold tandem rolling mill, and provides a rolling machine v...  
WO/2020/020191A1
An emulsion flow optimization method suitable for a cold continuous rolling mill that aims to achieve vibration suppression. Said method aims to suppress vibrations, and by means of an oil film thickness model and a friction coefficient ...  
WO/2020/020868A1
The invention relates to a cooling section (2) arranged within a rolling train or upstream or downstream of the rolling train. A hot-rolled product (1) made of metal is cooled by means of the cooling section (2). Application devices (6) ...  
WO/2020/020644A1
The invention relates to a method for producing a hardened steel product, comprising the steps: providing a steel substrate (2) made of a hardenable steel; coating the steel substrate (2) with an aluminum pre-coating (4), the pre-coating...  
WO/2020/016387A1
The invention relates to a method for ascertaining control variables for active profile and flatness control elements for at least one rolling stand for hot-rolling a metal strip using a plurality of i=1...I successive passes and for asc...  
WO/2019/239494A1
This steel plant control device comprises the following configuration. A subtracter (1) outputs the deviation between a target value and a control amount fed back from a control object (1). A PI controller (3) inputs the deviation, and u...  
WO/2019/241514A1
Systems and methods of quenching a metal substrate include cooling a top surface and a bottom surface of the metal substrate until a strip temperature is cooled to an intermediate temperature. Cooling of the top surface of the metal subs...  

Matches 201 - 250 out of 14,205