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WO/2016/151854A1 |
A temperature calculation method includes dividing a cross-section of a hot rolled steel plate that is perpendicular to a longitudinal direction thereof into a plurality of rectangular elements and calculating the temperature for each re...
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WO/2016/143048A1 |
Provided is a rolling facility equipped with: two coiler furnaces; multiple mill stands provided between the two coiler furnaces for the purpose of performing reverse rolling; and induction heating devices provided between the multiple m...
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WO/2016/134801A1 |
A rolled metal strip, in particular steel strip, is deflected by means of a driving roller unit from a first transporting direction into a second transporting direction and is fed to a coiler. In the coiler, the metal strip is coiled int...
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WO/2016/129040A1 |
A descaling system is provided with: a plurality of descaling headers provided on a rolling line; a common pipe (28) connected to each of the plurality of descaling headers; connection pipes (43) for connecting to the common pipe; pumps ...
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WO/2016/125425A1 |
Provided are a quenching method and a quenching apparatus capable of producing steel pipes having excellent and uniform quality by means of a simple procedure in which a steel pipe is uniformly and rapidly cooled in the longitudinal dire...
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WO/2016/093493A1 |
A heat treatment method for AHSS hot rolled coils is disclosed. The heat treatment method for the AHSS hot rolled coils, according to one embodiment of the present invention, comprises: a hot rolled coil production step of manufacturing ...
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WO/2016/084298A1 |
Provided are a device array for manufacturing a seamless steel pipe or tube and a method for manufacturing a high-strength duplex stainless steel seamless pipe or tube for oil wells with superior low-temperature toughness. The device arr...
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WO/2016/083439A1 |
The invention relates to a rolling plant, to a casting and rolling plant and to a method for producing a metal strip. In order to make it possible to heat and roll in particular metal strips having thicknesses of > 6 mm in a particularly...
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WO/2016/072285A1 |
This steel sheet manufacturing method comprises a step for selectively expanding places at which the sheet width of a hot-rolled material comprising a steel material is smaller than a prescribed width.
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WO/2016/040587A1 |
A vertical internal coating machine for cans (2 piece, 3 piece, draw, redraw,) and the like. Cans are oriented vertically in the machine's star wheel, and the bodies are sprayed with the star wheel in continuous motion without stopping a...
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WO/2016/031169A1 |
The objective is to provide a thick steel plate manufacturing method with which a high-quality thick steel plate with minimal variation in material quality can be obtained. This thick steel plate manufacturing method, which manufactures ...
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WO/2016/031168A1 |
The objective is to provide a manufacturing facility and a manufacturing method for a thick steel plate with a superior plate shape and superior mechanical characteristics, by achieving uniformity in a descaling process with respect to s...
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WO/2016/006402A1 |
In the present invention, a plurality of water deflecting nozzles of a water deflecting device comprise one or more solitary distal water deflecting nozzles or distal water deflecting nozzle groups. The solitary distant water deflecting ...
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WO/2016/001541A1 |
The invention relates to a rolling mill including a frame, at least one pair of working cylinders capable of defining the air gap of the strip to be rolled, as well at least one line (51, 52, 53, 54) for spraying a lubricant and/or coola...
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WO/2015/176515A1 |
A production technology for a screw-thread steel bar with three ribbed sides comprises a pretreatment working procedure (1), a roughing rolling unit (3), a first shearing device (5), an intermediate rolling unit (6), a second shearing de...
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WO/2015/169475A1 |
The invention relates to a strip deflector for deflecting a rolling medium from the surface of a metal strip. The invention further relates to a roll assembly, comprising a roll, adjacent to which the strip deflector is placed at a dista...
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WO/2015/162728A1 |
This rolling system is provided with an induction heating device (6), temperature detectors (9) and (10), a finish rolling mill (5), and a set power calculation device (7). On the basis of the temperature detected by the temperature dete...
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WO/2015/155039A1 |
The invention relates to a method for coating a metal strip (2) moving in the strip running direction (5), in which method the metal strip (2) is guided past an application device (3) for applying a coating medium, in such a way that the...
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WO/2015/143947A1 |
A mixed jet descaling device axially and eccentrically arranged for the inner wall of a metal pipe comprises a support rod (1) arranged inside the metal pipe (100), the support rod being parallel to the central axis of the metal pipe, ec...
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WO/2015/146943A1 |
Provided is a method by which it is possible to form a phosphate coating on steel wire at good productivity within a short time, without inflicting severe working-induced alteration of the surface of the steel wire. This method includes ...
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WO/2015/144420A1 |
The invention relates to an apparatus (1) for the application and suction-extraction of operating fluids to rolling stock (2) or from rolling stock (2) in the inlet (4) of cold rolling installations (6), and comprises at least one sprayi...
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WO/2015/139916A1 |
The invention relates to a cooling installation (1) for cooling a hot-rolled rolled product. The cooling installation comprises at least one cooling bar (3, 5) for applying cooling liquid (8) to the rolled product, a high tank (7) for st...
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WO/2015/141154A1 |
Provided is a hot rolling method capable of preventing the occurrence of cracking of a steel sheet in a cooling process after finish rolling in hot rolling of high carbon steel. A high carbon steel hot rolling method for heating a sheet ...
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WO/2015/139347A1 |
A high-efficiency dephosphorization method and apparatus. The high-efficiency dephosphorization apparatus comprises a pressure-bearing cavity for circulating a dephosphorization medium. The pressure-bearing cavity is provided with a deph...
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WO/2015/133061A1 |
The present invention relates to a cold-rolled steel sheet for producing a hot-dipped galvanized steel sheet and an alloyed hot-dipped galvanized steel sheet, and provides a technique that enables the production of a hot-dipped galvanize...
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WO/2015/130187A1 |
The invention relates to the field of pressure treatment of metals and can be used in the production of a cold-rolled strip. The problem addressed by the invention is that of being able to exclude a pickling operation in the preparation ...
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WO/2015/118606A1 |
A temperature control unit of a hot-rolling machine according to the present invention extracts a high-frequency component, a mid-frequency component, and a low-frequency component on the basis of a difference between a provided temperat...
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WO/2015/115156A1 |
A cold-rolling facility in one mode of embodiment of the present invention heats successively-conveyed steel plates using a heating device, and successively cold-rolls the heated steel plates using a tandem rolling mill, and is provided ...
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WO/2015/113832A1 |
The invention relates to a device for cooling plate- or web-like sheet metal, comprising: transport means for continuously transporting the sheet metal in a through-flow direction; a cooling zone in which at least one outlet pipe extends...
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WO/2015/107998A1 |
A cold-rolling facility in one mode of embodiment of the present invention heats successively-conveyed steel plates using a heating device, and successively cold-rolls the heated steel plates using a cold-rolling mill, and is provided wi...
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WO/2015/104082A1 |
During the rolling of a metallic flat rolling stock (1) in a roll stand (2), lubricating oil (5) is sprayed onto the rolling stock (1) and/or at least one roll (3, 4) of the roll stand (2) by means of multiple spray nozzles (7) arranged ...
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WO/2015/103095A1 |
In an effort in solving the difficulties with cleaning cationic metal processing fluids and/or emulsions, processes for cleaning a metal processing fluid which is substantially free of fatty acids is provided herein and includes treating...
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WO/2015/079052A1 |
The invention relates to a method for descaling a metallic surface (2, 3) of a semifinished metallic product (4, 9), in which the semifinished metallic product (4, 9) is moved in a transporting direction (13) past nozzle head parts (18) ...
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WO/2015/078604A1 |
The invention relates to a device (1) for increasing the temperature of elongated metallic rolled stock (2) with a heating device (3) comprising induction heating elements (4, 5, 6, 7; 104, 105, 106, 107) for heating the rolled stock (2)...
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WO/2015/075041A1 |
The invention relates to a method for heat-treating plate- or web-like sheet metal, wherein the metal sheet (6) is heated and subsequently continuously transported by transport means through a quenching device in passage direction (D) an...
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WO/2015/071004A1 |
The invention relates to a method for processing heated material (1), wherein the material is guided along a conveying path and is covered and protected against heat loss in the region of the conveying path by at least one reflector elem...
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WO/2015/064167A1 |
A wire rod cooling device for cooling a wire rod wound in a ring shape by a wire rod winder while conveying the wire rod on a conveyor is provided with: a plurality of jet nozzles which are disposed along the width direction of the conve...
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WO/2015/064006A1 |
Provided are: a device array for manufacturing seamless steel pipes; and a method for manufacturing a high-strength thick stainless seamless steel pipe for oil wells which has excellent low-temperature toughness using the device array. A...
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WO/2015/059871A1 |
Provided is a device array for producing a thick steel material having excellent low-temperature toughness. The device array is provided with a heating device and a hot working device which are arranged in this order, and is also provide...
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WO/2015/056537A1 |
The purpose of the invention is to provide a metal sheet that makes it possible to produce a vapor deposition mask in which the variation in the through-hole position is minimized. A ratio corresponding to a millionth of the difference i...
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WO/2015/043061A1 |
A non-quenched and tempered steel and a manufacturing method therefor. The manufacturing method for the non-quenched and tempered steel has a finishing step followed by a cooling step, in which intense cooling and moderate cooling altern...
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WO/2015/043060A1 |
A non-quenched and tempered steel and a manufacturing method therefor. The manufacturing method for the non-quenched and tempered steel has a finishing step followed by a cooling step, in which intense cooling and moderate cooling altern...
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WO/2015/043059A1 |
A non-quenched and tempered steel and a manufacturing method therefor. The manufacturing method for the non-quenched and tempered steel has a finishing step followed by a cooling step, in which intense cooling and moderate cooling altern...
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WO/2015/028527A1 |
The present invention relates to method of treating a pickling solution for a pickling process, wherein the pickling solution comprises silicon compounds dispersed in the pickling solution, wherein, in a first step, the pickling solution...
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WO/2015/000895A1 |
The invention relates to a method and a plant for hot rolling steel strip (S), wherein the plant has a hot rolling relay (2) which comprises a plurality of roll stands (F1 - F7) which are successively passed through in the conveying dire...
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WO/2014/207714A1 |
The descaling device (100) of the interior of a tube (1) comprises a supporting structure (9), a conveyor (2) for conveying the tube (1) with an inclinable stretch to arrange the tube in an inclined position by an angle with respect to t...
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WO/2014/194351A1 |
A method of improving control of thin strip produced by continuous casting including the steps of introducing molten metal to form a casting pool supported on cooling rolls above a nip between the cooling rolls and counter-rotating the c...
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WO/2014/191168A1 |
An adjustable descaling device for a rolling mill (20) for rolling a metal product (10) on a rolling line comprises one or more descalers (13a, 13b, 14a, 14b), at least one scale detection sensor (17, 18); and a processor (19). The senso...
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WO/2014/177679A1 |
The invention concerns a hot-rolling mill comprising a finishing train (1) for finishing rolling stock, in particular a strip, the finishing train (1) comprising a number of rolling stands (2, 3, 4) which follow one another in a conveyin...
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WO/2014/177664A1 |
The invention relates to a method for producing a metal strip (1), in which the strip (1) is rolled in a multi-stand rolling mill, is removed behind the final rolling stand (2) of the rolling mill in the direction of conveyance (F), and ...
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