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WO/2023/078189A1 |
In the technical field of current high-frequency welded pipe production lines, square and rectangular pipes are generally required to be produced by one machine with multiple functions. Square and rectangular pipes of multiple specificat...
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WO/2023/057182A1 |
A rolling mill stand (400) for rolling a metallic product (P') comprises, inter alia: first and second movable rails (414, 416) arranged to allow unimpeded movement of work roll chocks (506, 508) of upper and lower work rolls (504) when ...
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WO/2023/052324A1 |
The invention relates to a seal assembly (25) comprising: a primary sealing unit (26) which seals off a first chamber (24) from a second chamber (27); and a dam sealing unit (28) which delimits the second chamber (27) from a discharge ch...
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WO/2023/001599A1 |
The invention relates to a roll-changing device (1) for changing the working and/or intermediate rolls (2) of a roll stand, the roll-changing device (1) comprising a roll-changing carriage (3) with which rolls (2) to be changed out or in...
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WO/2022/261782A1 |
A turret roll forming machine includes at least one turret assembly carrying multiple rows of tooling (e.g., forming rollers), rotatable about an axis to selectively align rows of tooling with an input or output. A transmission is access...
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WO/2022/262326A1 |
An energy-saving pendulum shear for thin slab continuous casting and continuous rolling. A guide sleeve (4) and a guide rod (5) are arranged between an upper shearing device (8) and an eccentric crankshaft (3) of the pendulum shear; one ...
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WO/2022/258376A1 |
The invention relates to a method for producing a microalloyed steel, to a microalloyed steel, and to a combined casting/rolling installation. The combined casting/rolling installation (10) has a strand casting machine (15) with a mold (...
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WO/2022/260865A1 |
Disclosed is a system for use in a rolling mill having: (a) a roll holder housing a plurality of rollers; (b) a smart module coupled to the roll holder, the smart module comprising: (1) a power source powering the smart module; (2) a mic...
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WO/2022/257672A1 |
In a straight seam steel pipe production line, due to the diversification of products, the production line of a manufacturer often needs to change the specifications of the products, and it is also required that the production line has t...
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WO/2022/248093A1 |
The present invention relates to stabilizing the work rolls (1) and the backup rolls (2) of a roll stand (30) during the hot rolling of a rolling material (31) to form a strip (32) in the roll stand (30). The problem addressed by the inv...
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WO/2022/242933A1 |
The invention relates to a cassette (100) for at least one working roller (10) in a roll stand (50) for rolling material to be rolled, in particular a metal strip, comprising; a cassette main body (110) with an elongated recess (122) bor...
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WO/2022/243004A1 |
The invention relates to a journal bush (100) as part of an oil film bearing in a roll stand, the journal bush (100) accommodating the conical roll journal of a roll, in particular a supporting roll of the roll stand. The oil film bearin...
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WO/2022/226460A1 |
Systems and associated methods for controlling roll steering during rolling of a metal substrate may include a steering control actuator adapted to control an inclination of a work roll of a work stand of the rolling mill, a sensor confi...
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WO/2022/223927A1 |
The present disclosure relates to a robotic system (1) for an installation for rolling a metal strip, said installation comprising a rolling mill (L) having a mill stand and a set of rolls inside the stand, wherein the mill stand has an ...
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WO/2022/165920A1 |
An intelligent cross wedge rolling mill for a large-sized axle in rail traffic. Two lower journals (409) are respectively detachably connected to left and right end faces of a lower roller (451); two upper journals (408) are respectively...
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WO/2022/166654A1 |
An asynchronous rolling mill having a super large diameter ratio, comprising a rolling mill stand (1), a pressing device (20), a balancing device (21), an upper roll system, and an arc-shaped plate device. The arc-shaped plate device com...
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WO/2022/162596A1 |
A system for monitoring the parameters representative of operating conditions of an oil film bearing, wherein an oil film is arranged between a static component (2) and at least one rotating component (3, 4) defining an axis (X), said at...
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WO/2022/126321A1 |
A finishing mill drum-shaped toothed shaft, comprising a roller end assembly, an intermediate shaft, and a tooth end assembly which are sequentially connected; and further comprised are a balancing apparatus and a bearing seat assembly f...
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WO/2022/105427A1 |
Provided are an automatic roll-changing apparatus and method for a continuous pipe rolling mill; the roll-changing apparatus comprises a drive arm (4), a first drive (5), a second drive (7), a swing arm (8), and a support arm (9), arrang...
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WO/2022/106093A1 |
The invention relates to a roll device (1) for rolling metal strips, comprising at least a first and a second work roll (4, 6, 6') which define a roll gap (W) therebetween, and at least a first and a second support roll (11, 12), wherein...
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WO/2022/100908A1 |
The present invention relates to a bearing securing system (1) for mounting, holding and removing a bearing unit (2) on a conical journal (3) of a roll (4) which is provided for rolling a rolling material. The present invention also rela...
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WO/2022/063615A1 |
The invention relates to a roller assembly (1) comprising two roller shafts (3) which are mounted in a housing (2). The roller shafts (3) are preferably mounted parallel to each other, and each roller shaft (3) has at least one roller ri...
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WO/2022/050258A1 |
The present invention addresses the problem of controlling thermal deformation of upper and lower press rolls, and enabling highly precise compression of a thin film material or the like for an electrode material for a secondary battery ...
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WO/2022/030004A1 |
The present invention comprises: an upper work roll 710; radial bearings 790A, 790B, a thrust bearing 792 that are provided on a work side and a drive side of the upper work roll 710 and support the upper work roll 710; shift cylinders 7...
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WO/2022/012994A1 |
A hand-powered jewellery rolling mill (1) is disclosed. The mill ()1 comprises a support frame and a pair of opposed parallel cylindrical rollers (10, 12) rotatably mounted to the support frame. A drive shaft is connected to at least one...
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WO/2021/209332A1 |
The present invention relates to a roll stand (1), comprising a roll (3), in particular a backup roll, mounted via an oil film bearing (2) wherein: the oil film bearing (2) has a sealing system for sealing the oil film bearing (2) to pre...
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WO/2021/205548A1 |
A rolling mill comprises: bending cylinders 740, 741, 744 for applying a bending force in the vertical direction to bearing boxes 712, 713 to bend work rolls 710, 711; a backlash removal cylinder 760 for applying a pressing force in the ...
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WO/2021/181039A1 |
The invention relates to a method for changing the working roll (12) in a rolling mill, which limits the risk of scratching the working roll (12), or even the risk of scratching the metal strip, during the removal or insertion of the wor...
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WO/2021/178358A1 |
A roll mounting system is provided that includes a roll assembly (200) coupled to one or more rolls (201). The roll assembly (200) is configured to position the one or more rolls (201) using a tapered assembly (204) for mounting or dismo...
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WO/2021/175636A1 |
The invention relates to a roll stand (1), in particular for flexibly rolling strip material, comprising at least two working rollers (2, 3), which can be adjusted relative to one another by means of a hydraulic assembly in order to set ...
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WO/2021/156247A1 |
The invention relates to a rolling assembly, in particular a rolling mill (20), comprising at least one roll stand (21) which is erected on a foundation (30). The invention is characterized in that the roll stand is decoupled from the fo...
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WO/2021/152716A1 |
A rolling machine comprising: a roll for rolling a metal sheet, the roll being capable of shifting in the axial direction, and having a tapered section at the axial-direction end part thereof; and a heating unit that heats the tapered se...
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WO/2021/151571A1 |
The invention relates to a rolling device (1) comprising at least one upper and a lower working roll (3, 4) and comprising at least one upper and a lower support roll (5, 6), wherein the working rolls (3, 4) and the support rolls (5, 6) ...
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WO/2021/143312A1 |
An automatic roll frame assembling and disassembling device, comprising a basic roll frame (1a), rollers (1b), and a mounting rack (2c), the rollers being installed on the basic roll frame, and further comprising a power device (3p) prov...
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WO/2021/122074A1 |
The invention relates to a method for changing a roll configuration in a roll stand having a cassette-type design, wherein: the roll stand comprises at least two work rolls (3); during a configuration change, at least one work roll (2) o...
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WO/2021/120922A1 |
A spacing adjustment device, comprising a first rotating shaft (1a), a second rotating shaft (1b), a first sliding frame (2a), a second sliding frame (2b), and a roller group (3), the first sliding frame (2a) and the second sliding frame...
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WO/2021/121470A1 |
The invention relates to a first roller arrangement (1) comprising at least two rollers (2, 3) having parallel axes, wherein: a roll gap (5) is formed between adjacent rollers; each of the rollers (2, 3) has a roll journal (7, 8) at each...
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WO/2021/116460A1 |
The invention relates to a hot-rolling stand (10) for a hot-rolling mill, comprising an adjusting device (12), which is intended for receiving a pair (17) of work rolls and for positioning work rolls (18, 19; 20, 21) of the pair (17) of ...
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WO/2021/109800A1 |
An adjusting device comprising an adjusting shaft (1), and a rotating adjusting assembly (3) and a transverse moving adjusting assembly (4) that are arranged on the adjusting shaft (1), wherein the rotating adjusting assembly (3) can ena...
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WO/2021/077199A1 |
A floor panel for livestock equipment features a sheet having a topside for traversal of animals thereover, and an underside lying in opposed relation to said underside. The sheet has a plurality of rimmed apertures penetrating the thick...
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WO/2021/079498A1 |
A rolling mill provided with: a roll which shifts in an axial direction; a bearing which shifts together with the roll in the axial direction of the roll, and which bears load from the roll; and three or more first cylinders for bending ...
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WO/2021/046288A1 |
A roller for use with a printing apparatus to transfer a liquid to a plate or substrate is provided. The roller, also referred to as a cylinder, has an engraved surface with a linear cell-contained channel engraving pattern. The linear c...
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WO/2021/009174A1 |
The invention relates to a rolling device (1), a method and a rolling train (35) for the cold rolling of rolled stock (3). The rolling device (1) comprises a rolling stand (5), multiple assembly sets for optionally assembling the rolling...
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WO/2020/249430A1 |
The invention relates to a control device (10) for a distribution network for liquid and/or gaseous media, in particular for a roll stand. The invention also relates to a media module (1) and to a roll stand (2). The control device compr...
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WO/2020/235199A1 |
This four- to six-stage rolling mill comprises two work rolls vertically disposed with a plate passing line therebetween, the two work rolls each being provided with at least one backup roll, the rolling mill being characterized in that:...
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WO/2020/204070A1 |
This multistage rolling mill 100 is provided with support bearings 10a, 10b, 10c, 10d, 10e, 10f, 10g, and 10h provided on the entrance side and/or the exit side of work rollers 2a and 2b, and supporting the work rollers 2a and 2b on the ...
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WO/2020/204071A1 |
In the present invention, in a housing, a divisional backing bearing assembly shaft is moved by a sliding mechanism on one of: rails 13, 19, 20 of a replacement carriage 12; a spray frame upper surface 9; and a housing bore upper surface...
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WO/2020/183505A1 |
A calender for the treatment of web-like materials (W), comprising a fixed structure (10, 11H, 11K, 300) adapted to support two heated rollers (R1, R2) shaped to be connected to said fixed structure, to a drive unit (UM) and to a heating...
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WO/2020/183504A1 |
Calender for the treatment of web-like materials (W), comprising a fixed structure (10, 11H, 11K, 300) supporting two heated rollers (R1, R2) reciprocally arranged so as to form a nip (N) traversable by web-like materials (W), wherein ea...
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WO/2020/173614A1 |
The invention relates to a rolling mill (1) for rolling metal products, comprising two roller stands (2) with a stand cross-member (3). A roller (4) is rotatably mounted in the roller stands (2), the roller (4) is operatively connected t...
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