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Patent Searching and Data


Matches 101 - 150 out of 14,205

Document Document Title
WO/2022/106707A1
The invention relates to a method for adjusting at least one property, in particular the grain size and/or the recrystallization behavior, of a hot-rolled strip in a hot strip mill. The aim of the invention is to allow predefined target ...  
WO/2022/102138A1
This continuous rolling system matches the actual rolling load ratio between all of stands during continuous rolling to a target rolling load ratio. The continuous rolling system tracks a tracking point set on a rolling subject material,...  
WO/2022/095761A1
Disclosed in the present invention are a super-thick-gauge hot rolled H-beam and a production method therefor, the chemical components thereof comprising in mass percentage: C: 0.04-0.11, Si: 0.10-0.40, Mn: 0.40-1.00, Cr: 0.40-1.00, Cu: ...  
WO/2022/097501A1
This rolling control device (10) updates a preset load value Pset on the basis of an operation result at timings ta-tb. The rolling control device (10) derives a plasticity coefficient Qchk on the basis of the operation result at timings...  
WO/2022/096206A1
The invention relates to a method for opening and/or closing a roll stand (1) having two working rolls (10) forming a nip (S) in which a rolled product (B) transported in a conveying direction (R) can be formed, wherein the positioning o...  
WO/2022/091487A1
This metal strip meandering amount detection method detects the amount of meandering of metal strips that are traveling in a plurality of overlapping levels having intervals therebetween and comprises a step in which: a plurality of dist...  
WO/2022/091486A1
A meandering amount detection method for a metal strip according to the present invention detects the amount of meandering of metal strips that are traveling at a plurality of levels with intervals therebetween, and includes: a first ste...  
WO/2022/083263A1
A roller table aluminum pickup control method based on micro torque of a driving roller, the method comprising: selecting, in areas near to two sides of a rolling mill, a driving roller separately driven by an individual electric motor t...  
WO/2022/070534A1
The present invention is to execute precise reprinting of a mark in a processing line different from a processing line in which printing has been carried out. A metal strip is subjected to processing in a plurality of processing lines. T...  
WO/2022/063594A1
The invention relates to a device (10) and a method for rolling a metal strip. According to the invention, a distance between the upper/lower backup roll (18; 20) at at least one point thereof in each case and a predefined upper/lower re...  
WO/2022/062176A1
An EW 420 extra thick marine steel sheet, which relates to the technical field of steel production. Internal defects such as blank segregation and loosening are reduced and the inclusion elements As, Sn, Sb, Pb, Bi and B are controlled b...  
WO/2022/057925A1
A method for improving the surface quality of a twin roll cast and hot rolled thin strip steel is disclosed. The method comprises: (a) designing a quadratic curve for a full length L of a body of a pinch roll; (b)determining a region H w...  
WO/2022/058152A1
The invention relates to a method and a spraying apparatus (10) for the thermal surface treatment of a metal product (1). Here, the metal product (1) is moved in a transport direction (T) through a treatment section (12) of the spraying ...  
WO/2022/054500A1
Provided is a system for predicting a characteristic value of a material, said system being capable of predicting the characteristic value of a material with high precision. Also provided is a method for producing a metal sheet with whic...  
WO/2022/054806A1
Provided are a cold rolling method, cold rolling equipment, and a cold-rolled steel sheet manufacturing method, with which sheet fracturing can be inhibited by sufficiently suppressing the occurrence of edge cracking in a rolling materia...  
WO/2022/049739A1
In a plate thickness control process, first, a transfer process of an inlet-side plate thickness He(N) is performed (step S1). In the transfer process, data on the inlet-side plate thickness He(N) measured by a plate thickness gauge 11 i...  
WO/2022/042727A1
A 780 MPa-grade ultra-high reaming steel having high surface quality and high performance stability, and a manufacturing method therefor. The ultra-high reaming steel comprises the following components in percentage by weight: 0.03-0.08%...  
WO/2022/045351A1
A steel sheet in which: the chemical composition includes, in terms of mass%, 0.040-0.160% of C, 0.01-0.50% of Si, 0.70-2.50% of Mn, 0.030% or less of P, 0.020% of less of S, 0.001-0.100% of Al, 0.0010-0.0080% of N, and 0.003-0.050% of N...  
WO/2022/045350A1
This steel sheet has a chemical compositional makeup of, in mass%, 0.040-0.160% of C, 0.01-0.50% of Si, 0.70-2.50% of Mn, not more than 0.030% of P, not more than 0.020% of S, not more than 0.010% of Al, 0.0010-0.0080% of N, 0.0005-0.004...  
WO/2022/042733A1
A 780 MPa grade high-surface ultra-high reaming steel and a manufacturing method therefor. The chemical components of the reaming steel, in weight percentages, are: 0.03-0.08% of C, ≤0.2% of Si, 0.5-2.0% of Mn, ≤0.02% of P, ≤0.003%...  
WO/2022/043069A1
The invention relates to a flatness-measuring device (1) for measuring the flatness of a hot-rolled strip (2) within a hot-rolling mill, comprising: - at least one entry-side deflection roller (3) for contacting a first large side of the...  
WO/2022/045352A1
Provided is a steel sheet having a chemical composition of, in mass percentage, 0.040-0.160% of C, 0.01-0.50% of Si, 0.70-2.50% of Mn, 0.030% or less of P, 0.020% or less of S, 0.001-0.100% of Al, 0.0010-0.0080% of N, 0.003-0.050% of Nb,...  
WO/2022/038751A1
The present invention provides a control device for a hot rolling line, which is capable of increasing accuracy at a time of performing feedforward control for a cooling amount of a rolled material by a cooling device. A control device f...  
WO/2022/034654A1
A control device for a rolling device that comprises at least one rolling stand for rolling a metal sheet, said control device for a rolling device comprising: a detection signal acquisition unit that is for receiving, from an edge crack...  
WO/2022/030004A1
The present invention comprises: an upper work roll 710; radial bearings 790A, 790B, a thrust bearing 792 that are provided on a work side and a drive side of the upper work roll 710 and support the upper work roll 710; shift cylinders 7...  
WO/2022/017690A1
The present invention relates to a casting-rolling integrated plant for producing a hot-rolled finished strip from a steel melt. The aim of the invention is to provide a novel casting-rolling integrated plant, by means of which steel str...  
WO/2022/008486A1
The invention relates to a method and to a corresponding computer program product for calculating a pass schedule for a stable rolling process when rolling metal band in a rolling mill. The offset here is varied until the calculated targ...  
WO/2022/008133A1
A roll stand (2) of a rolling mill is supplied with a metal strip (1) by an upstream supply device (3) at an in-feed speed (v), with said metal strip being rolled in the roll stand (2). A measuring device (4) between the supply device (3...  
WO/2022/004678A1
Provided is a production method for a grain-oriented electromagnetic steel sheet that, when viewed in hot-rolled coil units, has a uniform aggregate structure across the entire length in the longitudinal direction and has little fluctuat...  
WO/2022/004752A1
Provided is a grain-oriented electromagnetic steel sheet production method which enables stable production of a grain-oriented electromagnetic steel sheet that has superior magnetic characteristics and that exhibits less variation in iro...  
WO/2022/004677A1
The present invention provides a method for manufacturing a grain-oriented electromagnetic steel sheet that acquires a stable magnetic characteristic in the same coil. Provided is a method for manufacturing a grain-oriented electromagn...  
WO/2021/258747A1
Disclosed is a titanium bronze alloy strip containing Nb and Al, characterized in that the titanium bronze alloy strip comprises the following components in percentages by weight: 2.00-4.50 wt% of Ti, 0.005-0.4 wt% of Nb, 0.01-0.5 wt% of...  
WO/2021/239148A1
A method for rapidly measuring a roller pass major semi-axis of a three-roller reducing mill, the method comprising the following steps: selecting a corresponding value of the average diameter of an elliptical pass, a value (a) of a firs...  
WO/2021/229949A1
The method for predicting temperature deviation in a thick steel plate according to the present invention is for use in heat treatment equipment for a thick steel plate, the equipment being provided with a water-cooling device for coolin...  
WO/2021/227921A1
A high-strength anti-collapse oil casing and a manufacturing method therefor. The high-strength anti-collapse oil casing comprises the following chemical elements in percentage by mass: 0.08%-0.18% of C; 0.1%-0.4% of Si; 0.1%-0.28% of Mn...  
WO/2021/223937A1
the invention relates to a method for the open-loop or closed-loop control of the temperature of a steel strip during hot working in a hot strip mill. A higher-level open-loop or closed-loop control involves a process model which predict...  
WO/2021/224950A1
Apparatus to control and adjust the drawing action in a rolling mill (11) provided with rolling stands (12a, 12b, 12c) through which a product (13) passes. The apparatus comprises a video monitoring system (14) for acquiring frames (15a,...  
WO/2021/209251A1
A fluid coolant (6) is fed into a collection line (4) via a pump assembly (5). Branch lines (9a to 9d) in which control valves (11a to 11d) are arranged, run from the collection line (4) to application units (10a to 10d). Using the appli...  
WO/2021/210175A1
According to the present invention, a control device 20 derives second pressing forces acting on respective roll chocks 112A, 112B of the work side and the drive side on the basis of first pressing forces on the input side and the output...  
WO/2021/204535A1
The invention relates to a force-measuring device (20) for sensing web tensions of a running material web (10), which has a longitudinal direction defined by the running direction and has a transverse direction, the force-measuring devic...  
WO/2021/197647A1
A method of controlling flatness of a strip (16) of rolled material in a production line (10) comprising a hot rolling mill (12) and at least one cold rolling mill (14), downstream of the hot rolling mill (12), the method comprising dete...  
WO/2021/193383A1
Provided is a high-strength steel sheet for a sour-resistant line pipe that is excellent not only in HIC resistance but also in SSCC resistance in a more severely corrosive environment and SSCC resistance in an environment having a low h...  
WO/2021/189816A1
A plate-shape control roller group and a plate strip rolling mill. The plate-shape control roller group comprises an upper control roller (3) and a lower control roller (8). The upper control roller (3) is disposed on the upper roll of a...  
WO/2021/192713A1
A shape control method for a rolling machine according to the present invention includes: a measurement step for measuring a shape of a steel plate on an output side of a rolling machine; and a control step for controlling the rolling ma...  
WO/2021/180719A1
The invention relates to a method for reducing process disruptions in the production of a rolled product. By taking complex interactions into account in the controlling of a roll train, in the form of a disruption index, process disrupti...  
WO/2021/179356A1
A transverse vibration rolling system for a double-layer metal composite ultra-thin strip and a manufacturing method. The transverse vibration rolling system comprises a first roller (1), a second roller (2), a first hydraulic vibrator (...  
WO/2021/176777A1
The present invention provides a temper rolling method for a cold-rolled steel sheet which is adapted to a concentration change or a load change of a temper rolling liquid in wet temper rolling, and can be applied to a rolling machine of...  
WO/2021/172604A1
Disclosed in the present specification are: a non-heat treated wire rod with excellent wire drawability and impact toughness suitable for use as a material for automobiles or a material for machine components; and a manufacturing method ...  
WO/2021/165162A1
The invention relates to a method for automating a metallurgical installation, in particular an installation for rolling metal strips, comprising at least one rolling mill line having at least one mill stand, wherein: the method is carri...  
WO/2021/160404A1
A control device (6) for a section of a hot rolling mill is supplied with respective primary data (PD) for a plurality of rolling materials and respective preliminary target values (Z*) for the target variables of the respective rolling ...  

Matches 101 - 150 out of 14,205