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WO/2008/002254A1 |
The invention relates to a method and a device for controlling a roll gap when rolling a strip (1) in a rolling mill including at least two rolls (3a-b,4a-b), and at least two roll gap actuators (6,7) that independently control the size ...
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WO/2008/000845A1 |
Method and system for optimizing steel-rolling processes that applies to the iron-and-steel industry, allowing automatic analysis of process variables for the purposes of selecting a specific rolling-mill train configuration, prior to th...
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WO/2007/147765A1 |
The invention relates to a method for process control during the rolling of metals (8), in particular aluminium or aluminium alloys, and to a rolling stand (3) with work rolls (1) for the rolling of metals, in particular aluminium or alu...
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WO/2007/137649A1 |
The invention relates to a device (1) for measuring the width (B) and/or the position of a metal strip (2) or a slab, which has at least two measuring systems (3, 4), with each located on a side (5, 6) of the metal strip (2) or the slab,...
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WO/2007/134661A1 |
The invention relates to a roll stand and a method for rolling a rolled strip. The roll stand (100) comprises at least one roller housing on the drive side (AS) and one roller housing on the control side (BS) of the roll stand. It also c...
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WO/2007/134515A1 |
A composite base belt of Ni-based alloy for superconductor coating and a preparing method thereof are provided. The composite base belt is a symmetrical structure with multiple layers, wherein each of the layers is made of Ni-W alloy, th...
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WO/2007/129650A1 |
[PROBLEMS] To provide a rolling roll, a rolling mill and a rolling method in which the board crown of a rolled material can be corrected effectively while edge drop can be reduced, and damage to the roll due to local line pressure rise b...
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WO/2007/121622A1 |
A Cu/Al composite pipe and a manufactured method thereof are disclosed. The inner layer of the pipe is Cu, and the outer pipe is Al. The middle of the two layers forms a combinative layer due to the mutual diffusion of Cu and Al. The raw...
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WO/2007/108356A1 |
A cold continuous rolling facility, comprising a tandem rolling machine (11) for joining a plurality of hot rolled coils, correcting distortion of the joined hot rolled coils through a tension leveler (7), removing surface scale by passi...
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WO/2007/104616A1 |
The invention relates to rolled material (1) comprising a front (2) and an end (3). The rolled material is rolled in a roll gap (9) of a roll stand (5) to a first desired measurement (d1*), beginning at the front of the rolled material (...
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WO/2007/104865A1 |
The invention concerns a method for controlling cold rolling of a sheet metal strip (B) involving continuously passing the strip in at least two successive rolling stands (16A, 16B, 16C, 16D, 16E) comprising each at least two driven roll...
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WO/2007/104604A1 |
The aim of the invention is to mill a strip-shaped rolling stock (8) that is provided with a leading edge (14) in a rolling mill. Said aim is achieved by a rolling mill comprising a roll stand (1) with working rolls, a roll train (2) loc...
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WO/2007/101308A1 |
Apparatus and method of controlling strip geometry in a casting plant having a rolling mill. A target thickness profile is calculated as a function of the measured entry thickness profile of the strip while satisfying profile and flatnes...
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WO/2007/096165A1 |
The invention relates to a method for rolling strip material in a rolling device. According to said method, the strip material is moved through a roll stand by the effect of a driven roller of the roll stand and/or any other drive at a r...
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WO/2007/096204A1 |
The invention relates to a method for suppressing the influence of roll eccentricities on the run-out thickness (ha) of a rolled stock (10), which runs through a rolling stand (1), roll eccentricities being identified by using a process ...
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WO/2007/095695A1 |
A thin cast strip is formed having at least one microstructure selected from the group consisting of polygonal ferrite, acicular ferrite, Widmanstatten, bainite and martinsite, a surface roughness of less than 1.5 microns Ra and a scale ...
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WO/2007/095646A1 |
A system for rolling metal strip (1) having a substantially uniform flatness including a rolling mill including a pair of work rollers (5) for reducing the thickness of a metal strip, an induction heating apparatus (10a) in close proximi...
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WO/2007/093333A1 |
In order to enable a section (24) to be clearly allocated to a semifinished product in particular during the production of metallic semifinished products, such as metal sheets for example, a measured quantity characteristic of the semifi...
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WO/2007/079898A1 |
The invention relates to a method for continuous casting and rolling with a high casting rate and subsequent hot-rolling of relatively thin metal strands, especially steel strands (1), the target temperatures (6) of the hot strip (2) bei...
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WO/2007/068359A1 |
The invention relates to a method of controlling a rolling process, in which a metal strip is rolled flat by means of at least one roll. It is known from the prior art that the relative position of a "neutral point" is a measure of the c...
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WO/2007/059827A1 |
The invention relates to a strand guiding unit and a method for positioning at least one roll segment of a strand guiding unit against a strand, the roll segment (110) comprising an upper and a lower roll support (114, 112), each of whic...
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WO/2007/057098A1 |
The invention relates to a method for improving the slipping out of a metal rolled strip (1) whose rolled strip end (1a) runs out at a rolling speed from the receptively last roll stand (2) of a multiple-stand mill train (3). During roll...
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WO/2007/051521A2 |
The invention relates to a method and a finishing train for hot-rolling starting material. Starting material is finished in several successive roll stands (110 n) in the finishing train, the material cooling off because of heat loss. The...
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WO/2007/048477A1 |
Disclosed is a method for detecting strip edges in a cold rolling mill and/or strip-forming system. According to said method, the strip edges (13, 14) are continuously recorded in a contactless manner by means of two optical recognition ...
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WO/2007/041179A2 |
The invention generally relates to a method of controlled rolling of a metal strip moving through a rolling mill. The method comprises: monitoring a plurality of input control parameters; and generating a plurality of responsive operatio...
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WO/2007/025682A1 |
The invention relates to a method for lubricating and cooling rollers (3,4,5,6) and metal strips (2) on rolling in particular, on cold rolling of metal strips (2), wherein, on the inlet side (7a) a minimal amount of pure lubricant (9) wi...
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WO/2007/022841A1 |
The invention relates to a method for thickness regulation during a rolling, especially hot-rolling, process, using at least one roll stand. The actual, average position of the adjustment cylinders of the roll stand and the total rolling...
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WO/2007/019979A1 |
The use of so-called tailored blanks in the automobile industry is generally known. The aim of the invention is to provide a reinforcing metal plate for a B-pillar of a vehicle body, which meets requirements in all partial regions, such ...
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WO/2007/015484A1 |
A detection device and a detection method for automatically detecting flaws occurring on a raw tube manufactured by rolling a hollow shell by using a mandrel mill. The flaw detection device (100) comprises a wall thickness gauge (1) disp...
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WO/2006/136670A1 |
The invention relates to a method and device for controlling the final thickness of a rolled product (b) at a tandem rolling mill exit which make it possible to remove the cyclic defects of the product thickness variation. The inventive ...
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WO/2006/136570A1 |
The invention relates to a method for applying a coolant (8) to a rolled product (1) and/or to at least one (3, 4) cylinder of a roll stand (2) provided with a rolling gap (9). The inventive method consists in determining a total cooling...
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WO/2006/134696A1 |
A meandering detection device and a meandering detection method capable of accurately detecting the meandering of a strip. The meandering detection device comprises a plurality of split rolls (23) installed in the lateral direction of a ...
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WO/2006/132585A1 |
The present invention relates to a method and a device for optimization of flatness control in the rolling of a strip using any number of mill stands and actuators. The invention is achieved by using a mill model represented by a mill ma...
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WO/2006/123394A1 |
A high-precision plate thickness controlling device capable of controlling a variation component that cannot be analyzed by frequency analysis, requiring no plate thickness gauge and causing no reduction in accuracy due to a tracking err...
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WO/2006/119984A1 |
When rolling hot-rolled strips, different draughts per pass might occur during the rolling operation over the length of the roll gap, due to changes in the hardness of the rolling stock, to the roll gap itself or to the geometry of the i...
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WO/2006/119998A1 |
The invention relates to a method for producing strip having a variable thickness in its length direction, in particular a repetitive thickness variation, using a stand of a rolling mill, wherein the strip has a thickness Dl when enterin...
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WO/2006/106938A1 |
A drawing/rolling control method capable of manufacturing a raw tube with high dimensional accuracy and suppressing a trouble in rolling. The groove bottom wall thickness of the raw tube (P) is measured on a &num 1 stand with an ultrason...
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WO/2006/099656A1 |
Pinch roll apparatus comprises upper and lower pinch rolls (60A, 60B) each having a diameter between 300-1500mm positioned laterally adjacent each other to form a nip between them through which metal strip (12) can be continuously fed an...
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WO/2006/099817A1 |
A roll profile for work rolls is provided for both shape control and free ruled rolling. Each of the work rolls is a roll having one tapered end. Providing starting point of the tapered end of the rolls being origin of coordinates, the c...
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WO/2006/089514A1 |
The invention relates to a method for monitoring the production process of hot-finished pipes, in which a hollow block pipe is produced from a heated block by means of a cross-rolling mill using an inner tool that is composed of a pierci...
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WO/2006/076771A1 |
A hot rolling mill (15) and method for operating the hot rolling mill where the shape of a rolled strip (12) is controlled by localized cooling devices (71A, 72A, 71B, 72B) positioned at intervals along work rolls in at least three later...
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WO/2006/075473A1 |
A method for controlling the cooling of a steel plate, characterized in that, in the control of the temperature at the end of cooling in the process of the cooling of a steel plate from the Ae3 temperature or higher, the enthalpies (H&ga...
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WO/2006/070087A1 |
The invention concerns a method for regulating flatness of a metal strip at the output of a roll housing comprising flatness regulating means including at least one dynamic flatness actuator, which consists, during the rolling process, i...
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WO/2006/063948A1 |
A computer (8) determines roller stand settings (K, FG, FD) using a rolling train model (16) for each of several rolling processes using input parameters (E, H, PB) of a strip expected for said rolling process and transmits the same to r...
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WO2005065022B1 |
The present invention provides an optical device for measuring characteristics of toolings (116), especially chuck and roll in a seamer. The optical device comprises a radiation source (102) adapted to generate radiation, means (106, 108...
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WO/2006/051108A1 |
The invention relates to a method and a control device for adjusting the roll gap (6) of a roll stand (3) to a set point (st*) using two adjusting systems, the first adjusting system being used for positioning and the second adjusting sy...
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WO/2006/042606A1 |
The invention relates to a method for continuously producing a thin metal strip, particularly a steel hot-rolled strip, directly from a metal melt and with a strip casting thickness of < 10 mm after the roll casting process. The cast met...
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WO/2006/040823A1 |
It is intended to cause the material quality of product to accord with target values even when the predictive accuracy of material quality model is not satisfactorily high. In the production of a metal product with desired dimensional co...
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WO/2006/027238A1 |
Disclosed are a method and a device for reducing strip sabers during milling of a metal strip (1). Said method comprises the following steps: - the position and/or a pressure applied to an adjacent component (3) from at least one edge of...
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WO/2006/008808A1 |
A method of setting/controlling a wedge in plate material rolling in which a plate can be rolled with the same thickness on the work side and the drive side. In a system for rolling a plate material reversibly by means of a hot rolling r...
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