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WO/1999/042232 |
A process is disclosed for determining an intermediate section of a metal strip between a front and a rear roll stand in a mill train with at least two roll stands. The intermediate section (p¿i?) and the final section (p¿out?) of the ...
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WO/1999/041026 |
The invention concerns a rolling installation for a metal strip product comprising at least two rolls with parallel axes inside a cage with fixed support (1) having two spaced columns (11a, 11b) each forming a closed frame comprising two...
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WO/1999/033587 |
Method to eliminate the play between the chock (13) and the support element (16) in four-high rolling stands (10), the rolling stand (10) comprising working rolls (12) and back-up rolls (11) assembled on respective chocks (13, 14), suppo...
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WO/1999/030848 |
A rolling apparatus and method that can prevent zigzag motions of the tail end of a rolled material and thereby prevent its area reduction. Work rolls (2) of a rolling stand (F¿1?) from which the end of the plate material (6) being roll...
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WO/1999/024182 |
A process is disclosed for controlling a metallurgical plant for producing steel or aluminium, in particular a rolling mill. Steel or aluminium with particular material properties which depend on the steel or aluminium structure are prod...
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WO/1999/024184 |
A process and device are disclosed for rolling a metal strip (1) in a hot-rolling mill train. A loop lifter (10) is arranged between the two roll stands (3, 4) of the hot-rolling mill train and the roll stand (4) arranged after the loop ...
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WO/1999/024180 |
The present invention relates to a method and an assembly for hot-rolling thin strips of steel. This assembly includes a hot-rolling line which includes at least one rolling station. The strip of steel having an input thickness is fed in...
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WO/1999/024181 |
A process and device are disclosed for cutting a rolled strip (1) which leaves a hot-rolling mill train, in particular at a particularly high speed, and is cut with scissors (10) arranged after the hot-rolling mill train. A driver with t...
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WO/1999/024185 |
The invention relates to a method and a device for winding a metal strip (2) running out of a hot rolling mill train onto a coiler (7). When the metal strip (2) is threaded onto the coiler (7), the rotational speed of said coiler (7) is ...
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WO/1999/024186 |
Method to control the axial position of slabs emerging from the continuous casting machine, the method providing to control the axial position of the slab (24) in correspondence with the inlet to the first rolling stand and to act in fee...
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WO/1999/024183 |
A process is disclosed for rolling a metal strip (1) in a rolling mill train with at least two roll stands. The metal strip (1) has at least two partial regions (3, 4) of different thicknesses interconnected by a wedge-shaped or approxim...
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WO/1999/018246 |
The invention relates to a method for determining and controlling the material flux of continuous cast slabs, in particular steel slabs, by tracking and optimizing the temperature on their transport path between the continuous casting ma...
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WO/1999/013999 |
The invention relates to a method and a device for cooling metal or steel strips at the exit of a finishing block of a rolling mill. According to the invention, the cooling is adjusted according to the temperature of the metal or steel s...
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WO/1999/012669 |
The traveling sheet thickness preset change values at the (i+1)-th and later stands are corrected by using the rolling history when the leading end of the succeeding sheet passes through the i-th stand and the thickness history of the le...
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WO/1999/012670 |
The invention relates to a rolling mill stand including an automatic strip steering and control system, comprising at least two rolls (10, 11) arranged alongside each other and permitting strip (7) to pass between them from an entry side...
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WO/1999/004915 |
The invention relates to a method for the manufacture of metal products, such as strip or lengths of rod or bar, from the molten metal to the final finished strip comprising a casting process (2) and a rolling process (4), wherein the ca...
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WO/1999/005577 |
According to the inventive method for controlling and pre-setting a steelworks or parts of a steelworks, the roll stand or mill train are controlled and pre-set using a model of said roll stand or mill train. Said model has a neuronal ne...
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WO/1999/004181 |
A vibration control apparatus (20, etc.) and method for a calender (18, etc.) for controlling vibration between two or more rolls (ex. 22, 24, etc.) which controls vibration induced thickness variations in a medium (27) exiting from the ...
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WO/1999/002281 |
A process is disclosed for rolling a metal strip, in particular a steel strip, in a cold rolling train (2) followed by an annealing section (3) and a temper pass section (4). The outgoing or set thickness of the metal strip when it leave...
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WO/1999/002282 |
A process is disclosed for controlling and/or pre-setting a roll stand for rolling a strip. The roll stand is controlled and/or preset depending on at least one of the following values: rolling force, rolling torque and peripheral preces...
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WO/1999/001226 |
The invention relates to spray valves (1) particularly for the direction of coolant against rolling rolls. During cold rolling there is an inevitable heating effect caused by the friction between a roll and the material being rolled that...
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WO/1998/058752 |
The invention relates to a method for reducing or compensating rotating speed losses during insertion of rolling stock in a roll stand, whose rotating speed is adjusted by means of a regulator. The regulator outputs a pre-determined addi...
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WO/1998/055243 |
The invention relates to a method and a device for detecting the actual state of a hot tube, wherein wall thickness, diameter, temperature and discharge speed from a sizing and stretch reduction rolling mill pertaining to a tube rolling ...
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WO/1998/049354 |
The invention relates to a method for cooling metals in a steel works. According to the method, the cooling is adjusted in accordance with the temperature of the metal in order to bring the metal to a desired temperature. The temperature...
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WO/1998/047695 |
The crown (21) on a steel strip in a rolling mill is controlled by a continuous rotational adjustment of an arbor (1) in response to a control signal representing the current crown (21) profile or deviation therefrom, the arbor (1) being...
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WO/1998/047052 |
The aim of the invention is to improve an automatization system used for producing and operating industrial installations (22 to 25), and especially for designing, planning, implementing, commissioning, maintaining and optimizing individ...
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WO/1998/043755 |
The invention relates to a method for pre-setting the roll slit profile of a rolling stand for rolling a rolled strip, whereby the roll slit profile is influenced by control values and the tensile stress distribution is regulated via sai...
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WO/1998/037464 |
The invention relates to a computer system and a method for optimally designing or redesigning a rolling mill by means of a module model, i.e. a model having partial models, whereby the modular model is created in the form of a so-called...
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WO/1998/034741 |
Disclosed is a method, especially an automatic one, for setting the advancement of a rolled strip (1) on a mill train consisting of at least one milling unit (2), the position of said rolled strip (1) being measured relative to the mill ...
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WO/1998/034336 |
The invention relates to a driving mechanism for components of industrial installations, in particular for primary industry installations. The mechanism has at least one electric motor and at least one converter with driving mechanism va...
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WO/1998/028095 |
The invention concerns a drive arrangement for industrial plants, in particular for plants used in the primary industry, said arrangement having at least one electric motor and at least one converter via which the electric motor is conne...
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WO/1998/024567 |
The invention relates to a method for compensating eccentricity of rollers (A, S�1?, S�2?) in a roll housing, wherein the revolutions of the working rollers (A) are measured and the rotational speed (n�A?, n�S1?, n�S2?) of all ...
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WO/1998/022234 |
The invention relates to a mill train with at least one roll stand for milling rolling stock. The roll stand is driven by at least one three-phase current motor, of which the number of rotations for the milling of rolling stock can be ad...
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WO/1998/019802 |
The present invention pertains to a method for dynamic adjustment of the roll gap in the roll housing of a multi-housing mill train used for strip rolling, whereby a strip storage, i.e a loop, is adjusted or limited between two roll hous...
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WO/1998/018970 |
This invention concerns a process to monitor and control the quality of rolled products from hot-rolled processes which produce products such as sheets, rods, etc., from input stock such as slabs, billets, etc. The aim of the invention i...
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WO/1998/017411 |
The width of bands to be laminated (4) on a mill train (3) is adjusted by means of vertical upsetting rollers (6), resulting, however, in a narrowing at the band ends due to the asymetric material flow there. In order to solve the proble...
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WO/1998/015365 |
Two-high rolling stand, of the type involving the possibility of orthogonally moving the respective cylinders (51s, 51i) respect to the rolling axis and in movement which brings them away and close to one another by means of the sliding ...
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WO/1998/015882 |
This invention concerns a process for identification of pre-calculation of parameters of an industrial process, particularly in a basic industry plant with particularly quickly changing process parameters or disturbances which affect the...
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WO/1998/013152 |
The invention relates to a device which positions the tip of a wire (8) at the output of a manufacturing block (2) of a wire path by means of a winding-layer (4) whose head (9) rotates at a frequency (n) and which lays down in the form o...
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WO/1998/012612 |
The invention concerns a method of designing or controlling a basic industry plant process operation, in particular for a steelworks or rolling mill, decision variables concerning the process operation being optimized by means of a mathe...
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WO/1998/006515 |
The invention relates to a rolling mill for sizing tubes or cylindrical bodies such as bars, rods and so on, and is intended for the iron and steel industry. The rolling mill is made up of a multiplicity of fixed three-roll rolling units...
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WO/1997/049506 |
A process is disclosed for reducing the edge drop of a laminated strip (11) in a mill train with one or several roll stands (1-10). At least one roll stand has edge drop-reducing regulating members (12-14) which are adjusted depending on...
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WO/1997/050021 |
A process and system are disclosed for commissioning industrial plants, in particular in the primary industry. A plant control system executes non-control functions and control functions. The control functions are executed in a control s...
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WO/1997/044888 |
This invention concerns a drive device for roll stands of a rolling mill with a control system which presets values for the roll stands via control units, the roll stands having at least one electric motor supplied with electrical power ...
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WO/1997/040951 |
A shape detection device (34) is incorporated as part of a hot strip reversing mill (10). The shape detection device (34) is a shape detector roll adapted to contact the metal strip. The shape detector roll (34) is used to provide data t...
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WO/1997/034715 |
A cold tandem rolling method comprises performing rolling while loading a rolling tension amounting to 30 % or more, preferably 40 % or more of deformation resistance of a rolled material at the last stand when cold rolling is to be perf...
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WO/1997/033707 |
The invention concerns a method of producing a hollow body from solid round steel by punching in a skew-rolling mill using gauge-forming guide elements, the solid round steel having been heated to shaping temperature. According to the in...
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WO/1997/027953 |
A method of preventing roll chatter in a stand of a rolling mill during the process of directing a strip of material through the mill. The method comprises the step of introducing into the stand a low power vibration component that preve...
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WO/1997/027954 |
The invention concerns a method of rolling hot strip, in particular wide hot strip, in which the head end of semifinished material is introduced, in one or more reduction stages, into the gap formed between the work rolls of at least one...
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WO/1997/027012 |
A method and a device are provided for rolling a slab (1, 5), in particular a slab whose thickness varies over its length, using at least two roll stands (6, 7) with a substantially constant and preferably low tension being maintained in...
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