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WO/2006/003975A1 |
A rolling control method for a mandrel mill, a rolling control device, a control program, and a seamless tube. In the method, the press-down position of a first hole type rolling roll disposed on a finish stand (&num i) is displaced outw...
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WO/2006/002784A1 |
A method and device for measuring and adjusting the evenness and/or tension of a stainless steel strip (1) during cold rolling in a 4-roll stand (2) provided with at least one control loop (4) comprising several actuators (3), resulting ...
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WO/2006/002772A1 |
For many applications, high adjustment forces are required for pressure-medium cylinders. The dynamics of said cylinders are often impaired as a result of large piston cross-sections and cylinder volumes and/or the pressure medium has to...
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WO/2006/002783A1 |
The invention relates to a method and a corresponding device for reducing vibrations that are caused by a flat spot of a Steckel roll (1) in a Steckel mill. An adjustable roll (3) is mounted between the Steckel roll (1) of the Steckel fu...
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WO/2006/000290A1 |
The invention relates to a method for rolling strips in the roll stand of a rolling mill, wherein said roll stand consists of two axially displaceable working rollers which are provided with a CVC-grinding or a similar contour and whose ...
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WO/2005/120738A1 |
The invention relates to a method and device for damping a roll housing for reducing sensitivity to vibrations. According to the inventive method, the damping ensues by means of a vibrating mass (8) situated above each post (2) forming t...
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WO/2005/107973A1 |
The invention relates to a method for rolling a product to be rolled (1) in a rolling train (10) comprising at least two roll stands (2) which each comprise a roll gap (11), the product to be rolled (1) comprising at least one transition...
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WO/2005/105333A1 |
A method for controlling the rolling process of a rolled product, such as a steel, aluminium or plastic product. Controlling the rolling process refers to the minimization of the periodic machine-direction gauge variation of a rolled pro...
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WO/2005/099923A1 |
During the production of steel, a conversion model (10) is used for the cooling line (5). Said model is used to calculate the phase fractions (Pi), in addition to the temperature (T) of the steel, along the steel strip in real time. A re...
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WO/2005/095013A1 |
A method and a device for controlling the fixed diameter rolling of a tube. The fixed diameter rolling control method for the tube controlling the rotational speed of rolling rolls (21) disposed on stands when the tube end part of the tu...
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WO/2005/093271A1 |
A compliant pressure roller (10) for creating uniform pressure at a nip (42) has a stationary inner core (12). A plurality of shoes (14) is pivotally mounted to the stationary inner core. Non-magnetic dividers (16) create a plurality of ...
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WO/2005/084841A1 |
The invention relates to a method and a device for driving support rollers (7c) on a continuous casting machine for molten metals, in particular, for molten steel materials, comprising a strip guide (7) of electrically-driven individual ...
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WO/2005/076092A1 |
The present invention concerns a computer (4) which determines a subsequent state (ZF) of a steel volume (1), based on an instantaneous initial state (ZA) of said steel volume (1) and at least one volumetric surface, the temporary influe...
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WO/2005/072886A1 |
According to the invention, the thickness, traction forces and flatness is controlled by means of a single control device as part of an integrated, model-predictive thickness, traction and flatness control operation. The integrated contr...
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WO/2005/070575A1 |
The invention relates to a method for increasing the process stability, particularly the absolute thickness precision and the installation safety during the hot rolling of steel or nonferrous materials, with small degrees of deformation ...
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WO/2005/065853A2 |
When rolling sheets or strips in roll stands using working rolls, which are supported on back-up rolls or on intermediate rolls having back-up rolls, whereby the setting of the roll gap is effected by axially displacing roll pairs provid...
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WO/2005/064270A1 |
The invention refers to a method for optimizing measurement and control of the flatness of a strip of rolled material. The invention is achieved by accomplish a mapping by associating to relevant flatness fault types a reference strip mo...
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WO/2005/058517A1 |
The invention relates to a method for the optimisation of shift strategies, as a function of the strip width, for best possible usage of the advantages of CVC/CVCplus technology in operation of strip-edge oriented shifts in 4-/6-roller s...
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WO/2005/049257A1 |
The invention relates to a method for cutting an end of a moving metallic blank. According to said method, successive images of the ends of the blank are recorded, the luminosity threshold is regulated by an image processing system in or...
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WO/2005/039790A2 |
A method of rolling a continuous welded billet having weld joints at successive locations along the billet and wherein the continuous welded billet is advanced through roll pairs of successive roll stands. The rolling conditions in two s...
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WO/2005/035156A1 |
The invention relates to a method and a control device for operating a mill train for metal strip (1), which comprises at least one roll stand (3), the intrinsic flatness (ip) of the metal strip (1) being determined at the discharge poin...
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WO/2005/035153A1 |
A method and a device for adjusting the screw-down locations of rolling rolls. In the method, the wall thickness of a rolled material is measured at the position thereof corresponding to the groove bottom part of each rolling roll, a dev...
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WO/2005/023444A2 |
The invention relates to a method and a device for applying an adjustable tensile-stress distribution, in particular in the edge regions during the cold-rolling of metal strips (16), in particular metal foil, in order to reduce the risk ...
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WO2004085087B1 |
This invention provides a system for on-line property prediction for hot rolled coils in a hot strip mill of a steel plant. The system comprises a unit (5) for capturing the chemistry from the steel making stage and providing the data on...
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WO/2005/012580A1 |
A process for producing a steel product, comprising the step of, after hot rolling, passing a steel product having been quenched or having undergone accelerated cooling on hot rolling line through multiple induction heaters disposed on t...
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WO/2004/110662A1 |
A controllable cooling method for a hot rolled thick steel plate, a thick steel plate manufactured by the controllable cooling method, and a cooling device for the thick steel plate. Specifically, the controllable cooling method for the ...
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WO/2004/110661A1 |
A device for controllably cooling a thick steel plate capable of suppressing the occurrence of a difference in the hardness of the thick steel plate between the surface and the center thereof without lowering rolling efficiency and effic...
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WO/2004/108971A2 |
Disclosed are a method and an installation for producing steel products (1) having an optimum surface quality, especially extremely low carbon contents (UCL steel or IF steel), nitrogen contents, total oxygen contents, high-strength or s...
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WO/2004/085086A1 |
A method of manufacturing a seamless tube by applying drawing/rolling and fixed diameter rolling to a raw seamless tube, comprising the steps of obtaining, beforehand, the wall thickness varying portion of the seamless tube where the thi...
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WO/2004/082860A1 |
A method and apparatus for stably producing a metallic plate material having no camber or an extremely slight camber. The method and apparatus use a rolling machine for a metallic plate material. The machine has at least work rollers and...
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WO/2004/082861A1 |
A method and device for rolling a metal plate material, the method and device being capable of stably producing a metal plate material having no camber or an extremely slight camber. The method and device are formed such that an upper ro...
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WO/2004/080628A1 |
In order to produce a steel strip (1), a continuous casting and rolling installation comprises: a liquid steel storage device (2); a liquid steel charging device (3); a vertically operating casting device (5) with a revolving mold (6); a...
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WO/2004/080622A1 |
The invention relates to a rolling frame consisting of four support columns (1) that are anchored in a fixed manner to a base plate (6) and that contain axially fixed, rotatably mounted tractive spindles (3), whose upper and lower ends a...
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WO/2004/080623A1 |
In a method of producing a pipe, the producing condition of the pipe is regulated as follows: complex Fourier transform is performed on measured values of thickness at different portions in an axial cross section of a pipe, kinds of wall...
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WO/2004/076085A2 |
The invention relates to a method for controlling or regulating the temperature of a metal strip in a cooling path (4) of a hot rolling system. A desired temperature gradient is compared to an actual temperature gradient in order to dete...
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WO/2004/076086A2 |
The invention relates to a method for controlling and regulating the temperature of a metal strip (6) in a finishing train (3) of a hot rolling mill. A target function is formed by comparing a desired temperature gradient with an actual ...
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WO/2004/072575A2 |
The invention relates to a method and device for determination of the relative planarity of a strip (2), whereby the strip (2) is diverted around a rotating measuring roller (1) with a known tension over the width (B) thereof, which comp...
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WO/2004/058426A2 |
The invention relates to a flat guiding module, particularly for a roll stand, comprising a base body, a guide rail and at least one pressure cell, which is located between the base body and the guide rail. The inventive module is charac...
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WO/2004/054730A1 |
The invention relates to a method and an installation for hot-rolling strips using a reversible Steckel rolling frame (8), each side of which is equipped with a respective furnace coiler (9, 10) and a driving mechanism (17, 18), provided...
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WO/2004/050274A1 |
A process for rolling a self-contained endless band (10) for a metal push belt, in which in a first process step the band (10) is placed in unrolled form over at least two rotatable bearing rollers (6, 7) which are movable relative to ea...
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WO/2004/050923A1 |
According to the invention, a method for process control or process regulation of a unit for moulding, cooling and/or thermal treatment of metal, in particular for steel or aluminium, whereby the unit is provided with actuators for setti...
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WO/2004/026497A1 |
Process and production line for continuous manufacturing of ultrathin hot rolled steel strip from thin slab obtained through a process of continuous casting comprising a secondary cooling system, a pre-transformation by roughing (5) of t...
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WO/2004/026498A1 |
An apparatus for and method of manufacturing lithium or lithium alloy anodes for electrochemical cells by a lamination process wherein a lithium or lithium alloy sheet is reduced into a thin lithium or lithium alloy film. The method and ...
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WO/2004/011180A1 |
A composite metal article (558) from two dissimilar metals is prepared. A metal base (510) is comprised of a first metal and having first and second opposing surfaces and a lest one longitudinally-positioned depression (530,535)in each i...
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WO/2004/009261A1 |
The invention relates to a method and device for correcting the thickness of a metallic strip (1) during rolling with a roll stand (2) equipped with setting elements for regulating the thickness of the metallic strip and with at least on...
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WO/2004/004938A1 |
The invention relates to a method and casting roller plant for the semi-endless or endless rolling by casting of a metal, in particular a steel strip (1a), which may be transversely separated as required after solidification. The casting...
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WO/2004/000476A1 |
A hot rolling method and apparatus for producing hot rolled steel sheet free from variation in material properties in the width direction by making a temperature profile uniform over the entire width direction of a rough bar at a finishi...
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WO/2003/103870A1 |
The inventive method is used for optimising a hot and/or cold strip mill process. Said method consists in discreetly measuring the technological parameters of a strip milling and the angular rates of the working rollers of mill stands an...
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WO/2003/103869A1 |
Apparatus for controlling vibration in a rolling mill, said apparatus including an entry roll (4) over which the moving strip material (2) passes on its way to the work rolls (10). Fitted to the roll (4) is an electric motor (6), or some...
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WO/2003/090946A1 |
The invention relates to a rolling mill producing rolled strips. The aim of the invention is to create a rolled strip with a regular thickness even in the edge area thereof, thereby reducing the quantity of scrap edges. Said aim is achie...
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