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WO/2012/128019A1 |
The present invention provides a rolling mill for metal sheet material comprising: a housing that accommodates roll chocks, has a pair of first projecting blocks projecting inward toward each other and bearing the force in the direction ...
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WO/2012/104710A1 |
Rolling method for the production of flat products (11 1) with low productivity, which comprises a continuous casting step at a speed comprised between 3.5 m/min and 6 m/min of a thin slab (1 1) with a thickness comprised between 25 and ...
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WO/2012/103961A1 |
The invention relates to a rolling mill and to a cold-rolling method, wherein said rolling mill includes: an upper assembly of n rolls located in a recess of the rolling mill above a plane (P) along which a strip (9) to be rolled moves, ...
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WO/2012/101492A1 |
Rolling method for the production of flat products (111) with low productivity, comprising a continuous casting step at a speed comprised between 3.5 m/min and 6 m/min of a thin slab (11) with a thickness comprised between 25 mm and 50 m...
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WO/2012/072274A1 |
The present invention relates to disassembly equipment and to a method for changing at least one cylinder and/or a cluster of a laterally supported six-high roll stand, said disassembly equipment including: a handling frame (1), includin...
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WO/2012/065543A1 |
Disclosed are a main reducer (30, 60) for a three-roll continuous pipe rolling mill and a three-roll continuous pipe rolling mill comprising the main reducer, wherein the main reducer comprises a combination box which is composed of a pl...
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WO/2012/039270A1 |
Provided is a cooling system for a hot-rolled steel strip capable of increasing the cooling rate for rapidly cooling a rolled steel immediately after rolling and suitable for an apparatus for manufacturing a hot-rolled steel strip having...
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WO/2012/012815A1 |
The present invention relates to a rolling apparatus (1') having work rolls (2') and, if appropriate, having intermediate rolls, which are mounted in a rolling stand by means of roll chocks (5) via radial bearings (3). The special design...
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WO/2012/010956A1 |
Method to make long metal rolled products in a line comprising at least a continuous casting machine (1 1), a maintenance and/or possible heating unit (14) and a rolling train (16), comprising the following steps: high productivity conti...
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WO/2012/008030A1 |
Provided are a rolling machine which has a work roll adequately reduced in diameter to effectively roll a hard rolled material and a tandem rolling facility equipped with the same. To this end, the rolling machine (11) includes a pair of...
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WO/2011/158090A2 |
A rolling line (10) for the production of flat products (1 1 1) comprises a casting machine (12) suitable to continuously cast a thin slab (1 1), a temperature maintenance and homogenization unit (18), a rolling unit (22) comprising at l...
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WO/2011/132094A2 |
The present invention relates to a rolling mill 20 which defines a rolling axis X and comprises at least two rolling stations 22. At least one rolling station comprises a fixed structure 40, a roll-holder cartridge 24 and three actuators...
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WO/2011/131377A1 |
The invention relates to a squeezing unit (5) for a strip rolling mill and to a strip rolling mill comprising such a squeezing unit, wherein the squeezing unit (5) has an upper roller (6) and a lower roller (7), between which a squeezing...
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WO/2011/122070A1 |
Disclosed is a method for rolling in a rolling mill which has a bending decreasing device with a responsivity lower than that of a bending increasing device, the method intended for realizing a quick-response strip crown and shape contro...
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WO/2011/122069A1 |
Provided is a rolling machine such that openings between upper and lower work rolls can be set to be large, and that strong and highly responsive force can be provided. For this purpose, the rolling machine, which is for use for metal pl...
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WO/2011/107165A1 |
The present invention relates to a roll stand, including two working rollers (1) capable of surrounding a strip to be rolled, two intermediate rollers (2), two bearing rollers (3), and at least one side bearing member (7) capable of late...
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WO/2011/105354A1 |
Disclosed is a multistage cluster plate mill (1) formed by facing cluster constructions (10). The cluster constructions (10) are provided with auxiliary roller axle boxes (12), central auxiliary roller axle boxes (13), beams (16), first ...
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WO/2011/069756A1 |
The invention relates to a roll stand for producing a rolled strip having operating rollers which are supported on support rollers or intermediate rollers and support rollers, wherein the operating rollers and/or intermediate rollers and...
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WO/2011/018126A1 |
The present invention relates to a method and device for adjusting an offset (O) of a pair of working rolls (2, 2') relative to a pair of support rolls (3, 3') in rolling equipment, said offset (O) being defined in that a plane (P') cont...
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WO/2010/118862A9 |
The invention relates to a method for providing at least one work roll (1, 2) for rolling strip-shaped rolling stock (3), wherein the work roll (1, 2) is provided to interact with a second roll (4, 5), particularly with an intermediate o...
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WO/2011/003580A1 |
The invention relates to a 4-roll, 6-roll, 18-HS roll stand having a cassette-type design, wherein the bending force is transmitted to the bending journals (6) of the roll chocks (7) by way of piston-cylinder units connected to Mae West ...
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WO/2011/003561A1 |
The invention relates to a cluster arm arrangement for the intermediate roll sets of 18 HS roll stands, wherein swiveling cluster arms are arranged between the operating-side chock and the drive-side chock to the side of the intermediate...
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WO/2010/121763A1 |
The invention relates to a process for the continuous casting of a slab (1), in particular of steel, wherein the cast slab (1) is conveyed through a furnace (2) and the slab (1) is subjected to a descaling operation. To increase the qual...
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WO/2010/108725A1 |
A fully hydraulic edging system suitable for use in wide plate mills is disclosed. The need for electro-mechanical screws to effect large movements of the side rollers (2) is avoided by employing a pull-back hydraulic cylinder (10) for t...
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WO/2010/075961A1 |
The invention relates to a roll stand for rolling a product, in particular made of metal, comprising a pair of first rollers contacted by a pair of second rollers supporting the first rollers, wherein the first roller and the second roll...
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WO/2009/146116A2 |
The present invention provides an improved method of manufacturing constrained layer dampers with a vulcanized rubber viscoelastic core. The method includes the steps of: applying a first layer of adhesive to a first constraining layer; ...
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WO/2009/144107A1 |
The invention relates to a multi-strand continuous casting system for manufacturing metal strands having a billet-shaped or bloom-shaped cross section, with a strand guide that comprises an alignment zone containing drive alignment subas...
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WO/2009/140737A1 |
An apparatus and method for continuously casting thin steel strip includes a pair of counter-rotatable casting rolls having a nip there between capable of delivering cast strip downwardly from the nip, a metal delivery system capable of ...
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WO/2009/141414A1 |
A rolling mill stand and related rolling mill for rolling rod-shaped bodies, even large in size, which meets the requirement of stiffness uniformity of the rolling mill stands in the transversal direction, all the hydraulic capsules bein...
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WO/2009/135363A1 |
A double drive universal rolling mill includes double driving shafts and four rolls arranged in the shape of a cross. Upper and lower drive shafts (10, 20), left and right vertical roll shafts (30, 40), an inclination adjusting device, a...
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WO/2009/130726A1 |
A device for adjusting the distance between a pair of work rollers (40) in an edger of a rolling mill comprising actuator means associable with a respective work roller (40). The actuator means comprise a roll group (10; 10s) including t...
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WO/2009/113413A1 |
Disclosed is a plate rolling mill wherein a kiss roll-tightening state occurring before rolling, and deviations in offset of work rolls in the right/left or up/down directions of a rolling mill during rolling are eliminated, and warpage ...
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WO/2009/110395A1 |
Disclosed is a plate rolling mill wherein a kiss roll-tightening state such as zero point adjusting work before rolling, and deviations in offset of work rolls in the right/left or up/down directions of a rolling mill during rolling are ...
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WO/2009/099214A1 |
Provided is a rolling mill, which comprises a casting device for casting molten metal into slabs having a predetermined width, a pair of finish rolls for shaping the slabs by rolling the same, and moving devices capable of moving the fin...
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WO/2009/093509A1 |
Provided is a rolling mill, which can use working rolls of smaller diameters for rolling a hard material and a thin plate material and which can reduce an edge drop and improve a surface luster. The rolling mill comprises a pair of verti...
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WO/2009/036665A1 |
A method for continuous casting, rolling intermediate and thin sheet includes: continuous casting the sheet, cutting the sheet, heating the cut sheet to the given tapping temperature, transferring the sheet through the roller way, descal...
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WO/2009/010219A1 |
The invention relates to a roller device (1), having at least one working roller (2, 2') and an arrangement of supporting rollers (4, 5, 4', 5'), wherein first supporting rollers (4, 4') and second supporting rollers (5, 5') are disposed...
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WO/2008/128417A1 |
A seamless steel tube four-roller-type heat sizing mill includes a sizing mainframe, a roller changing vehicle (1) and locking hydraulic cylinders (7). The sizing mainframe comprises a frame, level sizing roller groups and side standing ...
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WO/2008/113848A1 |
A process and an ultracompact plant for the endless production of hot rolled steel strip comprising an ingot mould (15) that produces a very thin slab, having narrow sides with thickness in the range between 40 and 55 mm and a central sw...
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WO/2008/084630A1 |
Provided is a rolling stand (100) comprising hole-type rolls for rolling a tubular or bar-shaped object. Three hole-type rolls (R21 - R23) are arranged such that the angles for the individual rolls to press are 120 degrees. The rolling s...
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WO/2008/068404A2 |
The use of shafts with reduced diameters in the profiling heads leads to flexion and detuning. Furthermore, the runout of the shafts can cause ejection of the shafts. In order to overcome these problems, the invention proposes to integra...
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WO/2008/034231A1 |
A rotating roller imparts complex curvature onto a web of material. The roller includes a flexible outer surface and a plurality of control rings inside the rotating roller. The control rings are mounted coaxial to a central shaft and ar...
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WO/2007/144161A1 |
In a rolling stand for producing rolled strip or sheet using work rolls which are supported on backing rolls or intermediate rolls and backing rolls, wherein at least one of these rolls has a barrel contour (7) which runs over the entire...
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WO/2007/144162A1 |
In a rolling stand for producing rolled strip or sheet using work rolls (1) which are supported on backing rolls (2) or intermediate rolls and backing rolls, wherein the work rolls (1) and/or intermediate rolls are arranged in the rollin...
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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/2007/086085A1 |
A process is described for producing steel strips suitable for receiving a surface coating which is resisting to oxidation, in particular tin plating, of medium productivity, that does not require for its execution plants extended of a l...
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WO/2007/072516A1 |
A process for the manufacturing of steel strips with solution of continuity is described, comprising a step of continuous casting of thin slabs, having thickness from 5 45 to 90 mm, a step of cutting and subsequent heating, followed by a...
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WO/2007/054237A1 |
A method for producing a hot-rolled steel strip from a steel melt in a continuous production process, with the strip running through uninterruptedly, comprises the following method steps: continuous casting of a steel strand (5) in a con...
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WO/2007/051369A1 |
A multiroll mill for hot rolling strip and plate comprises a housing, upper and lower roller seats, upper and lower roll systems and a screwdown device for adjusting the work rolls gap, wherein upper and lower roll systems each include a...
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WO/2007/010033A1 |
A method for automatically zeroizing a universal edger stand for rolling an H-section product comprises: spacing apart the vertical rolls horizontally so as not to impede a vertical movement of the horizontal rolls; vertically adjusting ...
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