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WO/1988/009230A1 |
A method and apparatus for controlling the temperature of a machine tool (e.g. mill rolls (7, 8)). A coolant or lubricant is fed from a header supply (22) to the primary inlet (21) of a fluidic device (20) such as a vortex valve. The out...
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WO/1988/008341A1 |
The device comprises a chamber (1) for an abrasive powder, two pairs of mechanisms (2, 3, 4, 5) for consolidating the powder, which are placed one under the other, means for feeding the abrasive powder into the chamber (1) and valves (12...
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WO/1988/006497A1 |
The method provides for measuring the tension of the strip and calculating the difference in tension at the inlet of each descaling zone and at its outlet, comparing said difference in tension with a preset difference value and compensat...
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WO/1988/006065A1 |
The chamber concerns sheet mill production in the metallurgical industry. The chamber consists of two halves (1, 2) provided with means for their closing, locking, sealing and removing one half from their mating plane (3) and comprises t...
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WO/1988/005809A1 |
Propoxylated guerbet alcohols and esters having an iodine number less than 7 and defined by general formula (I), which alcohols and esters are useful, individually or in admixture, as lubricants in the working of metals.
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WO/1988/005348A1 |
A method of descaling metal strip provides for drawing the strip (1) flatways in a horizontal position through a descaling zone filled with an abrasive ferromagnetic powder (6), the drawing being effected first in one direction and then ...
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WO/1988/002670A1 |
A powder pressurizing mechanism in a device for powder-abrasive descaling of rolled steel comprises a working organ interacting with an arrangement (5) for its movement towards the surface of the rolled steel (2) to be descaled. The surf...
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WO/1988/001914A1 |
A system for processing steel strips (12) in a hot strip mill (F1, F2, etc) includes an apparatus and method for removing the oxide layer in the finishing mill process such that the final thickness of the oxide layer is much less than pr...
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WO/1988/001206A1 |
In a device for transporting the abrasive powder of an installation for descaling the surface of rolled steel a reserve container (22) for the abrasive powder (2) is provided, the charging opening (23) of which is located below the end (...
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WO/1988/000864A1 |
In a device for descaling the surface of strip each electromagnet (9) is oriented in the plane (abcd) of a shaft (11), its poles (N and S) are located along the region of passage of the treated strip (5), whereas its cavity (14) between ...
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WO/1987/000772A1 |
A method for cooling rolled stock downstream of a given roll pair of a rolling mill having connected thereto a stock cooling section comprising at least one cooling tube (2), a liquid-coolant jacket (3) surrounding the tube, an external ...
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WO/1987/000773A1 |
A roll forming process utilizes as a feedstock hot rolled steel strip (1) and during the roll forming process the surface of the steel strip (1) is cleaned and polished by the combined effects of deformation and frictional contact betwee...
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WO/1986/005128A1 |
A device for descaling a wire comprises a chamber (1) intended to be filled with a ferromagnetic abrasive powder (3), electromagnets for influencing the ferromagnetic powder (3) with the magnetic field and a means to remove the worked-ou...
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WO/1986/005210A1 |
Plant comprising before the upper face of the plate material and at least at the inlet and at the outlet a suction box (3, 6). The spraying ramps (7-9) are arranged between two neighbouring suction boxes (3, 4; 4, 5; 5, 6). The boxes are...
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WO/1986/000246A1 |
The invention enables hot working of a section-bar from a universal flat through inductive heating of the edges of the flat bar which is then shaped to desired cross-section through rolling. The centre part of the flat bar corresponds to...
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WO/1985/005578A1 |
A device for descaling the strip surface comprises a chamber (1) provided with slots (2, 3) for the passage of the strip (4) to be worked and with openings for charging and discharging a ferromagnetic abrasive powder, electromagnets (7) ...
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WO/1985/004956A1 |
Method for detecting and recording defects on hot metallurgical semi-products by applying on the surface to be inspected the flame of an oxygen flushing torch, by displacing its application point on the surface, by taking the image of th...
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WO/1985/003891A1 |
In order to eliminate the drawbacks from colder zones on steel slabs from water cooled carrying pipes in reheating furnaces, the steel slab is heated locally, preferably by induction heaters in a following roller bed.
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WO/1984/002860A1 |
Superficial and/or subcutaneous flaws are detected preferably throughout the surface to be conditioned. The flaws are eliminated by flame scarfing and/or grinding, whereafter the treated surface is inspected and cleaned. The detection, e...
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WO/1984/000916A1 |
A grinding machine, especially for continuous hot grinding continuous cast workpieces (2) at their transport between continuous casting and subsequent rolling. The machine comprises a machine stand (1), in which a plurality of grinding m...
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WO/1983/000820A1 |
The invention relates to the rolling of aluminum and, more particularly, lubrication for cold rolling. It is recommended to prelubricate aluminum before rolling, with mineral or synthetic oils, modified by additives, or with solutions or...
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WO/1982/003575A1 |
MoS2 is applied to medium to high carbon and stainless steels after surface voids have been produced in the material, as by a final annealing operation, but before a final cold working operation reduces the material to finished size. The...
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WO/1982/001894A1 |
A continuous steel plate quenching apparatus which quenches a steel plate by continuously cooling the steel plate with cooling water as it is fed. The cooling water is supplied to and exhausted from a water storage tank (10) disposed in ...
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WO/1982/001383A1 |
Wire (50) is passed through apparatus (51) having two treatment zones. The first treatment zone contains six wire cleaning heads (15-20) and the second treatment zone contains two wire cleaning heads (13 and 14). Each cleaning head consi...
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WO/1982/000475A1 |
In order to reduce loss from a steel article due to scaling when it is subjected to a treatment involving heating, for example annealing or hot rolling, a coating composition is applied to the article to form thereon a coating comprising...
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WO/1981/003293A1 |
Precoated aluminum stock material for use in forming a drawn and ironed aluminum container and method of forming such container. The aluminum stock material initially has a thin layer of lubricant applied to one or both surfaces thereof....
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WO/1981/000579A1 |
Composition for application to a metal surface, the composition comprising an inorganic nitrite, a benzoate and a carbonate in aqueous solution. The composition may advantageously be used as a lubricant or coolant during metal working, f...
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JP7469619B2 |
To provide cooling facilities capable of cooling a hat-shaped steel sheet pile while suppressing a shape defect from occurring.Cooling facilities 10 comprise: a first cooling device 14 which supplies cooling water to both surfaces of a w...
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JP2024047711A |
The present invention provides a technique for effectively removing water scattered in the space above a metal plate and water droplets on the upper surface of the metal plate during sheet passing. [Solution] The sheet is threaded throug...
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JP2024047715A |
An object of the present invention is to provide a technology that effectively removes water scattered in the space above a metal plate and water droplets on the upper surface of a metal plate during sheet threading, and provides good sh...
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JP7452696B2 |
The objective of the present invention is to provide manufacturing equipment and a manufacturing method with which a film boiling state can be maintained at as low a temperature as possible without increasing ancillary equipment and with...
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JP7448468B2 |
To provide a cold rolled steel plate manufacturing method capable of suppressing end cracking of the steel plate while reducing a heating temperature during softening of a width-direction end before cold rolling.The cold rolled steel pla...
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JP7444149B2 |
To provide a cooling method of a coiled hot-rolled steel sheet and a cooling device thereof which permit both of suppression of wetting of coil surface and improvement of cooling ability of a coil, do not cause rusting on the coil and mo...
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JP2024024191A |
[Problem] To provide a manufacturing method and manufacturing equipment for hat-shaped steel sheet piles that can suppress two forms of end deformation, ``trumpet deformation'' and ``reverse trumpet deformation,'' and provide a good over...
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JP2024024192A |
An object of the present invention is to provide a manufacturing method and manufacturing equipment for a hat-shaped steel sheet pile, which can suppress end deformation in the form of "reverse trumpet deformation" and improve the overal...
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JP7425377B2 |
This internal oxide layer thickness estimation device estimates a thickness of an internal oxide layer formed in a hot-rolled steel sheet. The internal oxide layer thickness estimation device includes: a first temperature definition unit...
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JP2024013098A |
The present invention provides cold rolling equipment, steel sheet manufacturing equipment, cold rolling method, and steel sheet manufacturing method that can suppress deformation of work rolls and suppress brittle cracking during rollin...
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JP7424335B2 |
To reduce wasteful consumption of power at an induction heating device, and to prolong a product life.A heating control method for a rolled material comprises: a detection step of detecting a succeeding material S1f conveyed from a rough...
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JP7422822B2 |
Process and device for cooling a steel strip (1) running through the cooling section (2) of a continuous line, whereby cooling is achieved by projecting the strip with an aqueous solution of formic acid with a concentration of formic aci...
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JP7421094B2 |
To provide a descaling device suitable for the use of high pressure water.In a descaling device equipped with a header pipe, a water supply passage extending in an axial direction of a columnar member is formed inside of the columnar mem...
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JP7406093B2 |
To provide a cooling device and cooling method for a hot rolled steel sheet, enabling a lower surface of a hot rolled steel sheet after finish rolling in a hot rolling step to be properly cooled.A cooling device for a hot rolled steel sh...
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JP7403365B2 |
To provide a method and a device for removing scale from a metal wire, which enable the scale to be removed from the entire perimeter of the metal wire in consideration of wire torsion caused by the metal wire.In a method for removing sc...
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JP7401756B2 |
To improve a yield of a steel material.A rolling device 10 includes a conveyance roll 12 for conveying a steel material, a pressurization roll 13 which is arranged on the downstream side X1 of the conveyance roll 12 and pressurizes the s...
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JP2023176522A |
To provide a coil water cooling facility for discharging steam in an inexpensive and simple structure.A coil water cooling facility is a facility for cooling coils produced by rolling. The coil water cooling facility includes: a cooling ...
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JP7393831B2 |
The present invention provides an interval prediction method for a hot rolling coiling temperature, comprising the following steps: obtaining input data and output data according to original data of a rolled piece and actually measured s...
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JP7388279B2 |
To provide a technique for removing a foreign matter including sticking on surfaces of rolling rolls.A rolling device includes a plurality of rolling parts arrayed in a travel direction of a rolled wire 10, in which a rolling part V1 has...
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JP7387552B2 |
To eliminate necessity to construct each temperature prediction model in order to calculate a temperature on an output side of the cooling facility and a prediction value of temperature at a middle part of cooling facility.A steel plate ...
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JP7381840B2 |
To provide a cooling device that can cool even an H-shaped steel having a thin web and a ratio of flange pressure/web thickness of 1.5 or higher so as not to cause a shape defect and that has a short cooling length and is easy to maintai...
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JP7381873B2 |
To provide an H-steel production method capable of more efficiently uniformizing a flange temperature distribution in a limited time during rolling or/and after rolling.An H-steel production method includes setting a cooling water impact...
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JP7368729B2 |
To provide a control device for a rolling device which improves a quality of a rolled material.A control device 60 for a rolling device for controlling a rolling device 100 has a rough rolling mill 10 and a finish rolling mill 20 for rol...
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