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Patent Searching and Data


Matches 151 - 200 out of 3,952

Document Document Title
WO/2002/068138A1
The aim of the invention is to develop a hot rolling unit, comprising at least one continuous casting unit (1) with a post-arranged furnace (4), followed by a roughing stand (5) and, over a strip edge guide, a soaking furnace (15) and fi...  
WO/2002/068136A1
An aluminium foil rolling method comprising the steps of taking two strips of aluminium, bringing facing surfaces of the two strips into contact with one another and subjecting the two strips to a first pack rolling operation, thence sub...  
WO/2002/053301A1
A hot rolling method capable of making crystal grains finer; and a hot rolling line. Specifically, a hot rolling line for metal plates comprises a finish rolling mill, a leveler, and a cooling system which are disposed in the order menti...  
WO/2002/028559A1
An endless hot rolling method capable of preventing a plate from breaking by assuring a connection strength and reducing a load on rolling rolls so as to prevent a damage to a retainer and the rolling rolls in an endless rolling, compris...  
WO/2002/000365A1
The invention relates to a strip processing device, comprising at least one reeling off station, at least one strip processing station (1) and at least one reeling on station. The aim of the invention is especially to reduce unwanted str...  
WO/2001/094050A2
A method and apparatus for reducing crop losses during slab and ingot rolling concerns the formation of a slab ingot having a specially configured or shaped butt end and optionally a head end as well. A special shape is formed by machini...  
WO/2001/072444A1
The invention relates to a method and to a device for reeling up in the proper position a metal strip (2) in a reeling installation (3), wherein said hot-rolled strip (2) is fed to the reeling installation (3) via a drive unit (4) with d...  
WO/2001/064372A1
A process for the production of industrial tubes or section bars from metal, such as copper, copper alloys, special brasses, cupronickel or aluminum bronzes, comprises the following steps: melting the metal material with possible compati...  
WO/2001/041951A1
The invention relates to an interconnection between two overlapping end sections of metallic strips (10, 20) in which a quick and economical interconnection should be produced. To this end, the invention provides that several annular wel...  
WO/2001/039905A1
Thin steel strip (11) is passed through a pinch roll stand (12) comprising pinch rolls (13) to a hot rolling mill (16) comprising work rolls (17) and backing rolls (18). In advance of rolling mill (16) the strip passes over support rolls...  
WO/2001/036122A1
A method for improving the flatness of metal plates, and a device for embodying this method, by effectively preventing steel plate undulations which are produced in the widthwise edge of a metal plate when the latter reaches ordinary tem...  
WO/2001/035050A1
A bandlike body being conveyed by a roller is imaged by e.g. a television camera. The distances from positions along an edge of the imaged bandlike body to a reference line provided in the longitudinal direction of the bandlike body are ...  
WO/2001/019543A1
A hot rolling method which, even if an abnormality occurs before, during or after the joining of metal pieces, does not need to stop the operation of the line. The method is such that if, at the inlet side of a finish rolling machine (26...  
WO/2000/078474A1
A hot rolling method comprising controlling a process, which includes the welding, rolling and take-up of materials, in such a manner that the processing of both a preceding material and a following material finishes at a preset speed, b...  
WO/2000/074867A1
A disadvantage in the production of thin strips by austenitic rolling in the hot strip trains is that very thin strips are delivered at high speeds (v¿W?), which can cause difficulties for the successive processing steps. According to t...  
WO/2000/064604A1
A rolling device (11) capable of forming and opening a clearance (33) for rolling, wherein a material (35a) having a cross-section diameter varying in axial direction is formed, and a tapered finished product (35b) is formed of the mater...  
WO/2000/062950A1
The invention relates to a strip-processing line for metal strips (B), especially for highly resistant high-grade steel strips. Said strip-processing line comprises a strip processing section with a first processing station (4) in which ...  
WO/2000/053349A1
A device and a method for manufacturing a hot-rolled sheet steel, wherein a continuously cast slab is rough-rolled into a sheet bar by reducing a thickness thereof, the sheet bar is finish-rolled into a hot-rolled steel band of a specifi...  
WO/2000/051776A1
A process for the high speed joining of opposed metal surfaces where the process includes the step of utilising the heat energy retained in the metal to fuse the surfaces together. The invention also extends to a hollow bar formed accord...  
WO/2000/051755A1
Disclosed is a method for manufacturing hot rolled steel sheets. The method includes the steps of passing molten steel through a continuous caster (11) having a mold after having been passed through a ladle (91) and a tundish (92) to man...  
WO/2000/045971A1
The invention relates to a working method and an installation for the pickling and cold-rolling of metal strips. Said installation is comprised of a metal pickling device, of a winder arrangement provided on the winding side of the metal...  
WO/2000/037189A1
The invention relates to a method for the manufacturing of strips of stainless steel, comprising cold rolling of a strip which in a foregoing process has been manufactured through casting a melt to form a cast strip and/or has been hot r...  
WO/2000/037190A1
A strip of stainless steel, which is cast and/or hot rolled and which is dark coloured by oxides on the surface of the strip, remaining from the foregoing manufacture of said cast and/or hot rolled strips, is cold rolled in one or more c...  
WO/2000/032326A1
The invention relates to a reel configuration for winding thinly rolled finished strip after passing through a cooling section situated at the end of an installation for the continuous rolling of hot strip cross-sections from thin slabs ...  
WO/2000/030777A1
A plate pressing device comprising a pair of metal molds (2) disposed opposedly on the upper and lower sides of a slab (1), an oscillating device (10) which moves, symmetrically with respect to the slab, the upper and lower metal molds t...  
WO/2000/030794A1
A method and device for deburring, wherein a cutting blade is disposed so that its flank is roughly in parallel with the surface of a burred steel piece and an angle formed by the cutting edge of the cutting blade and the end part of the...  
WO/2000/021706A1
Method for producing a metal strip, in which the risk of the strip breaking is reduced in a path in which the strip is conveyed under stress in the strip direction, in which method, in a prior feed path of the metal strip, any defects wh...  
WO2000003042B1
A steel rolling mill including a Steckel mill (19) is provided with an in-line upstream quench station (14) located downstream of the caster (11) and upstream of the reheat furnace (15), a shear (25) located downstream of the Steckel mil...  
WO/2000/013812A1
A sheet hot rolling mill, wherein its finishing rolling mill (30) is divided into front and rear stages (31 and 32), and CVC mills (31A and 31B) of two stands or more are disposed on the front stage (31) and different diameter roll mills...  
WO/2000/005019A2
The invention relates to a method and a device for cutting to length strips (1) or sheets in the rolling or transport line (x-x), notably on a rolling table (2), using shears (3) having one blade holder (4, 4') each arranged above and be...  
WO/1999/064176A1
The invention relates to a method for producing metal shapes with a partially or totally polygonal cross-section by means of continuous casting in a double-flanged wheel and continuous rolling using a series of at least 3 pairs of roller...  
WO/1999/059757A1
High speed cutting method for rolled sections in continuous advancement of the type in which is substantially provided: a flying shear for the bars cutting with always rotating cutters; shifting means which guide the bar to be cut from a...  
WO/1999/058263A1
The invention relates to a method for producing steel strip using a strip casting machine (1a) or thin slab casting system (1b) connected to hot-rolling stands (10). Strip-processing devices (7, 13, 14, 15) are positioned downstream of t...  
WO/1999/050002A1
A device for taking up a metal foil capable of preventing wrinkling, wherein a wrinkle smoothing-out roll (3a) is fixed to a carriage (3d), which moves in a direction perpendicular to a moving path of a piston (3b), via a cylinder (3c) f...  
WO/1999/047286A1
The present invention is to tension and guide hot strip for coiling in a hot strip mill, the hot strip mill includes a runout table with driven rollers (18, 20) for delivering hot strip from a train of finishing mill stands (10, 12, 14, ...  
WO/1999/029445A1
Device for producing a thin steel strip, comprising at least one or more continuous-casting machines (1) for casting thin steel slabs, a furnace device (7) which is suitable for heating and/or homogenizing a slab, and at least one rollin...  
WO/1999/026737A1
An apparatus for changing metal molds for plate thickness reducing presses, comprising upper and lower metal mold receivers (28a, 28b) opposed vertically to each other with a transfer line provided therebetween, and capable of being move...  
WO/1999/026738A1
A continuous casting facility and a plate thickness reducing press are combined to manufacture hot-rolled steel strips of high quality from hot elongate slabs with high production efficiency and at low cost.  
WO/1999/025500A1
Method for producing a metal strip which reduces the risk of the strip breaking over the course of a path, the strip being conveyed under stress in the strip direction and in which, in an upstream feed path of the metal strip, defects in...  
WO/1999/024187A1
Hot rolled material take-up equipment which comprises a plurality of take-up machines (24, 26, K¿1?, K¿2?) arranged downstream of a hot finishing rolling mill, a shear (27, 2) provided upstream of pinch rolls (23, 4) of the upstreammos...  
WO/1999/024181A1
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...  
WO/1999/013998A1
A plate thickness pressing device comprising a metallic die having convexly curved forming surfaces which project toward a conveying line as viewed laterally of the line from above and below a material (1) being formed and allowed to app...  
WO/1999/004915A1
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...  
WO/1998/047634A1
A process and apparatus for cleaning metal strip without the use of pickling acids, including an uncoiler (1) leveller (2) and a grinder (3) for removing surface oxide from the strip. Optionally, tension is applied to the ground strip to...  
WO/1998/045062A1
A sheet bar of 20 to 50 mm in thickness produced by continuous casting on a sheet bar caster is passed as they are through a first straightener, coiled in an up-end state into an up-end sheet bar coil, then the up-end sheet bar coil is u...  
WO/1998/034754A1
The invention relates to an induction welding device for joining two pre-strips in an installation for continuous production of a hot-rolled steel strip from continuously cast slabs, which is wound into a coil after being rolled out into...  
WO/1998/031482A1
A method of processing large slabs into memory free strip or plate comprises the steps of: rolling the large slabs into strip or plate on a rolling mill with a finishing temperature above 1340 �F; in-line cooling the strip or plate to ...  
WO/1998/013152A1
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...  
WO/1998/005440A1
The machine is intended to weld the extremities of metal strips (17, 17') which are unrolled from bobbins, with the aim to supply press machines in order to conform by stamping metal parts from the metal strips (17, 17'). The welding mac...  
WO/1998/001589A1
The invention relates to a process for producing weldless steel pipes by hot-rolling of a round block in a plurality of stages. During said process, said round block consisting of interstitial-free (IF) steel is inserted and heated in a ...  

Matches 151 - 200 out of 3,952