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JP2012101249A |
To provide a method for welding a plate-like strip material, capable of preventing fracture when deformed-cross-section-working is applied to a coil welding part, capable of improving productivity of a deformed cross section strip materi...
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JP4933511B2 |
Successive axially spaced sections of a tubular blank (22) are pressed against different axially spaced sections (18,19) and (20,21) of a mandrel (14), which is shifted axially between pressing steps, to produce a tube of uniform externa...
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JP4913822B2 |
A hot rolling device has induction heating means (2a, 2b) and material cutting means (3a). The induction heating means (2a, 2b) heats a material (6) by allowing it to pass through the means. When a shape defect occurs in the material (6)...
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JP2012061510A |
To provide a method and a device for connecting a coil material preventing a bend from starting at the connection part even if end parts of a preceding coil and a following coil are joined to each other within a production line.The respe...
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JP4907467B2 |
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JP4905615B2 |
A strip of stainless steel, which is cast and/or hot rolled and which is dark colored 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 co...
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JP4884814B2 |
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JP4864173B2 |
Disclosed are cold-rolled material manufacturing equipment and a cold rolling method by which a high efficiency, a high yield and a high investment cost-effectiveness are realized in a small- to medium-scale plant with a capacity of abou...
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JP4866613B2 |
When the trailing end of a preceding stripe metal plate (6) and the leading end of a following stripe metal plate (9) are bonded, crops (38, 39) are generated at the joint. The crop processor comprises an upper tapping cutter (75) and a ...
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JP4864172B2 |
Disclosed are cold-rolled material manufacturing equipment and a cold rolling method by which a high investment cost-effectiveness is realized while maintaining a high efficiency and a high yield in a small- to medium-scale plant with a ...
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JP4845377B2 |
The invention relates to a coil box, which is mounted between a roughing rolling train and a finishing rolling train, for metal pre-strips, in particular steel strips, which are hot wound to form coils and are protected against further c...
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JP4842488B2 |
The system is designed with a unit for determining the surface geometry of the metal strip (2) and to supply this to a regulator (14). An anticipatory control (15) for the determined surface geometry of the heating strip is provided whic...
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JP4838385B2 |
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JP4805263B2 |
A rolling mill (1) for rolling a metal workpiece (2) that is provided with at least one roll stand (3) as well as with a conveyor (4) for the material to be rolled (2) extending on both sides of the roll stand (3) for a predetermined len...
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JP4808639B2 |
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JP4801298B2 |
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JP2011194409A |
To provide a method of edging a slab, by which occurrence of flaws occurring by falling-in of projecting parts is suppressed and the slabs having fine quality can be manufactured.In the method of edging the slab 10 over the longitudinal ...
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JP4786530B2 |
A method of removing iron oxide scale from processed sheet metal comprises the steps of: providing a surface conditioning apparatus; and conditioning a surface of the processed sheet metal with the surface conditioning apparatus. In gene...
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JP2011183433A |
To provide equipment for manufacturing thick steel plates and a method of simultaneously manufacturing a plurality of thick steel plates, with which the effect of the remarkable improvement of rolling efficiency is obtained when manufact...
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JP4778832B2 |
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JP4770274B2 |
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JP4767609B2 |
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JP4759698B2 |
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...
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JP4754279B2 |
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JP4757708B2 |
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JP4751339B2 |
A close arrangement of equipment is formed with given clearance and side and height locations with respect to the machine (3) to be connected. Connectable actuators (4), equipment (4), drives (5), drive consoles (5a), distribution blocks...
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JP4751133B2 |
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JP4751012B2 |
PURPOSE: To provide a hot rolling method capable of accurately controlling superposition between the tail end of the preceding metal sheet and the top end of the succeeding metal sheet when bonding the preceding metal sheet to the succee...
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JP4749617B2 |
A strip joining apparatus is provided wherein a time which a line is stopped is shortened, a number of installation spaces is decreased and precise notching may be performed. The strip joining apparatus comprising a first carriage 3 comp...
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JP4745499B2 |
A shears device including a rolling table, a rail-guided drive carriage coupled with the rolling table, a U-shaped frame mounted on the drive carriage, and a drive apparatus arranged on the drive carriage for driving the shears. The fram...
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JP4744706B2 |
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JP4733826B2 |
The high speed shear for cross-cutting rolled strip has a first blade drum (1) with a comparatively large diameter and a second such drum (2) with a comparatively small diameter. The drums are rotatively coupled by a gear transmission an...
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JP4712149B2 |
In a hot strip rolling process, the strip (5) is subjected to thickness reduction between the end of a cooling line (2) and a coiler (4). An Independent claim is also included for a hot strip mill for carrying out the above process, incl...
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JP4698132B2 |
A joining unit (3) that joins the rear end of a preceding metal bar (9) and the front end of a following bar (6), is arranged between a coil box (13) and a finishing mill (4) such that the distance from joining start to joining completio...
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JP4696348B2 |
The present invention provides an endless rolling method in which destruction of a sheet is prevented and damage of fixing plates and rolling rolls are prevented by maintaining the strength of a junction and by reducing the load applied ...
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JP4695163B2 |
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JP4691836B2 |
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JP2011088205A |
To manufacture a product coil by leveling and trimming cracked parts and defective shape parts in the edge parts of the sheet width, which are generated by multi-pass rolling of a magnesium alloy sheet.The apparatus includes: a first win...
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JP2011505256A |
The invention relates to a method of connecting of strips to an endless strip with a clamping arrangement (110, 120) with a clamping device (110-r, 120-r) on the inlet side and a clamping device (110-1, 120-1) on the outlet side, a cutti...
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JP4616254B2 |
The invention relates to a device for transversally cutting a rolled strip using shears, especially drum shears. According to the invention, a gap between the end of the roller table upstream of the shears and the beginning of the roller...
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JP4608762B2 |
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JP4605552B2 |
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JP4606622B2 |
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JP4601321B2 |
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JP4579984B2 |
The invention concerns a method for producing metal strip ( 1 ) in an installation ( 2 ), in which a metal strand, especially a thin slab, is brought to a desired temperature and/or is maintained at a desired temperature in a furnace ( 3...
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JP2010247292A |
To provide a warping suppression device capable of enhancing productivity of a metal plate and a manufacturing method for a metal plate capable of enhancing productivity.The warping suppression device 1 has a pressing part 1a for pressin...
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JP4560042B2 |
The invention proposes a new method for managing the entry of a new coil into a continuous strip treatment line, in particular for the passage of short coils. The overall time for the realization of the joining process for the new coil (...
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JP2010207824A |
To provide a method of surely manufacturing hot-rolled steel strips having width ( refer to the target width) in which edge seam marks are included in the part of surplus width in hot-rolling equipment on which a sizing press for perform...
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JP4546940B2 |
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JP4543980B2 |
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