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WO/1992/005891A1 |
The surface structure is generated on a roller (2) designed for application to a material. The roller (2) has recesses (22) produced by an electron beam (3) and consisting of depressions and crater walls (62) surrounding them. The recess...
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WO/1992/006223A1 |
A cermet material, a composite roll comprising a steel or iron based core and a hardface of the cermet material, and a method of forming a composite roll by plasma arc welding the cermet material onto the core are disclosed. The hardface...
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WO/1992/005890A1 |
The surface structure is generated on a roller (2) designed for application to a material. The roller (2) has recesses (22) produced by an electron beam (3) and consisting of depressions and crater walls (62) surrounding them. There is t...
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WO/1992/005911A1 |
The invention concerns a process for the surface treatment of a texturing roller, an electron beam being used to produce a figured surface on the roller. In this process, the roller is exposed, during the production of a recess in the su...
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WO/1992/002320A1 |
A twin roll caster has its two rolls (5) rotated with their axes of rotation in parallel planes but inclined to each other. In this way, sticking of the casting to the rolls is reduced or eliminated.
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WO/1991/017027A1 |
A rotary sheet processing system, such as a roller die cutting system incorporates force transferring bearer surfaces (23, 24, 30, 31) which may be bidirectionally adjusted to vary the clearance between cutting elements and a backup anvi...
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WO/1991/005621A1 |
Coolant containment apparatus for a rolling mill in which aqueous coolant liquid is sprayed onto the upper and lower work roll (11, 12 respectively) surfaces by upper and lower spray heads (24, 28 respectively) only on the exit side of t...
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WO/1991/002231A1 |
This invention relates to a roll which detects a push force at each part of a roll material located in a widthwise direction and detects the shape of the roll material by executing calculation processing. In a shape detecting roll of the...
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WO/1991/000371A1 |
A steel composition comprising in wt% C: 0.35 to 1.2, Mn: 0.3 to 3.0, Si: 0.3 to 2.0, Cr: 5.0 to 11.5, Mo: 0.3 to 5.0, Nb: 0.4 to 5.0, V: 0.3 to 3.0, balance iron and incidental impurities. Composite roll formed by welding the steel comp...
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WO/1990/014216A1 |
A system for controlling calendering roll diameters in continuous sheetmaking systems includes profile actuators (27) spaced from one another at generally decreasing distances (D1>D2>D3>...>DN) along a plenum (25) which extends from edge...
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WO/1990/013371A1 |
The present invention relates to a method for fitting a roll-ring onto the end of a roll-axle in a manner which will enable a roll-ring exchange to be quickly carried out. The inventive method is characterized by the steps of prefitting ...
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WO/1990/010508A1 |
The roller of the invention is designed in particular for rolling mills and metallurgical plants. The roller body has an axial bore passing through it, and a spindle with several stepped sections. The roller body is held by force against...
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WO/1990/009482A1 |
Apparatus for controlling the oxygenation of both the bearing lubrication oil and the hydraulic oil used for actuating the roll shell support elements (12) in a controlled deflection roll (10), such as used in the papermaking industry, i...
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WO/1990/007655A1 |
The invention concerns a pressure roller (3) with a shell (2) which is mounted to rotate about a fixed carrier (4) and which can be moved relative to the carrier (4) over the whole of its length along the pressure plane by means of press...
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WO/1990/006178A1 |
In order to provide the rollers of rolling machines, especially high-pressure roller presses, with a non-wearing covering on the peripheral regions of the bearing surfaces which gives an extended time between breakdowns, can be economica...
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WO/1990/006192A1 |
A mill roll comprises a barrel casing (1) secured on a shaft (2) by means of a thread (11) between the turns of which on the shaft (2) is provided a spiral groove (12) for removing a coolant, connected to an annular cavity (9) between th...
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WO/1990/003254A1 |
The present devices for branch trimming of tree are expensive and the branch trimming performed manually is slow and dangerous. To the device in accordance with the invention belong a frame (1), which is formed from a bent shaped bottom ...
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WO/1990/000942A1 |
A roll comprises an axle (1) with a driven and an idle neck (2, 3) and a shell (4) rigidly secured on the shaft (1). The shaft (1) is provided with trapezoidal protrusions (6) evenly spaced along its circumference with their height regul...
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WO/1990/000450A1 |
A device for either hot or cold rolling of strip material, particularly metal strip, comprises a control deflection roll (7) having elements spaced apart along its length for individually controlling the pressure applied by the roll at t...
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WO/1989/011349A1 |
This invention relates to a method of hot rolling a high-silicon steel plate. According to the present invention, leader strips, each of which consists of a metallic material having superior cold and hot processability, are joined to bot...
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WO/1989/011348A1 |
This invention relates to rolling equipment suitably used to roll a strip coil made of fragile material such as high-silicon steel. This equipment is provided with a rolling mill, tension reels disposed at the inlet and outlet sides of t...
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WO/1989/011350A1 |
This invention relates to a lubricating method for the hot rolling of high-silicon steel. According to this method, high-silicon steel is rolled at 200 to 600°C while applying a lubricant, prepared by mixing a solid lubricant capable of...
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WO/1989/009291A1 |
Apparatus for cladding and thus reclaiming a worn rolling mill roll by fusing a surface layer thereon, comprises an electro-slag mould (7); a slewable derrick structure (Fig. 2) able to feed a split tubular, consumable electrode (51) int...
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WO/1989/005867A1 |
A bimetallic composite working cylinder has an external shell made of an alloy containing iron, carbon, vanadium, chromium and molybdenum. The range of composition of the alloy represented on a carbon-vanadium curve is delimited by a qua...
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WO/1989/005868A1 |
A bimetallic composite back-up cylinder for a rolling mill, in particular for a four-roll or six-roll stand of a hot strip train finisher, comprises a metal envelope made of a steel having a chromium content between 13 and 17 wt. %, and ...
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WO/1989/002038A1 |
In a pressure cylinder with a stationary support (2) and a cylinder shell (1) which rotates about the support and moves in the support (S) direction over the total width of the cylinder, axial and radial guiding of the cylinder shell is ...
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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/1988/009229A1 |
This invention relates to a method of hot rolling a fragile strip, and equipment for practicing the method. During a hot rolling operation according to this method, both side portions of a roll body including the portions of the same whi...
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WO/1988/007594A1 |
An abrasion-resistant composite roll and a process for its production are disclosed. The roll comprises an outer layer composed of an iron-based allow containing at least one carbide of W, V, Nb, Ti, Ta, Zr and Hf crystallized from molte...
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WO/1988/006504A1 |
When a continuous oscillation laser output is to be pulsed by utilizing a Q switch, a conventional method using the Q switch involves a problem that when a frequency is changed, an oscillation excitation condition changes and a pulse wav...
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WO/1988/004965A1 |
Edging roll for rolling flanged end portions (12a) of a work (12), which can also be applied to works of different sizes and which is capable of rolling the flanged end portions while clamping the web of the work. A web clamping roll (10...
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WO/1987/006660A1 |
The milling roll with deformable envelope comprises a tubular envelope (1), a fixed support (2) and an assembly of elements (3) to maintain the envelope in the radial directions. At least one chamber (9) which is supplied with high press...
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WO/1987/005543A1 |
A method for stable rolling of steel plates having a deformed section wherein, in the case of rolling steel plates having a deformed section by means of a continuous hot rolling machine for a sheet steel, a part having additional thickne...
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WO/1987/004092A1 |
A method for primarily extending the useful lifespan of ceramic tools (1) intended for working primarily metallic material, the tool being brought automatically to a high temperature, at least with regard to certain ceramic parts, when i...
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WO/1986/003698A1 |
A method of cooling rolls of a cold rolling machine by injecting ozone into the cooling water in cooling the work rolls by jetting the cooling water onto the rolls of the cold rolling machine. Ozone is injected from an ozone generator (1...
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WO/1983/002569A1 |
A method of cleaning watery ventilating air containing liquids which have been gasified during cooling or lubrication of converting machines, particularly rolling mills, comprises cooling of the ventilating air in one or several stages (...
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JP2024514753A |
The present invention relates to a method and a plant for producing a flat rolled product to obtain a strip (S) having a transverse profile of multiple crowns and which is later divided into strips of lesser width in the longitudinal dir...
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JP7461088B1 |
The present invention provides a composite device and method for suppressing imbalance, dust, cracks, etc. when forming a composite thin-walled tube made of dissimilar metals. [Solution] In particular, a composite device and method for p...
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JP2024042197A |
[Problem] The present invention provides an outer layer material for hot rolling rolls having excellent wear resistance and fatigue resistance as well as excellent seizure resistance, a method for producing the same, a composite roll for...
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JP2024042196A |
An object of the present invention is to provide a monitoring system and a monitoring method that can monitor abnormalities in a roll or a cooling device without stopping the rolls, and can detect abnormalities in the cooling device at a...
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JP2024040079A |
An object of the present invention is to provide an evaluation method and a grinding method for a roll that can be used as a cast cold plate rolling roll. [Solution] Based on mass, C: 1.2~2.8%, Si: 0.3~1.2%, Mn: 0.3~1.5%, Ni: 4.0% or les...
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JP7429302B2 |
A method for the automatic calibration of vertical rolls of a vertical rolling stand, each of which is supported in a vertical roll unit which is adjustable with respect to a predetermined center line of a plurality of components arrange...
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JP7428899B2 |
To provide a method for manufacturing channel steel in which groove parts can be formed so that heights and widths of the groove parts are equal without causing rupture of the groove parts in a manufacturing line, and channel steel.Each ...
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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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JP7423487B2 |
To provide a steel plate production method capable of sufficiently reducing a load added to a rolling machine even when rolling a high-tensile steel plate and also capable of adequately preventing edge crack.A steel plate production meth...
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JP2024501670A |
The disclosed invention has a cylindrical roll body extending in the width direction of the electrode sheet in a calendering roll of a dry electrode manufacturing calendering roll press which is arranged in a pair and stretches the elect...
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JP2023183439A |
To provide a technology of suppressing formation of a scratch in a rolled material.There is provided a caliber roll for performing rolling on a material to be rolled S. The caliber roll includes one or more groove parts 11 that is instal...
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JP2023180646A |
To provide a hot rolling coolant for aluminum having a high heat transfer coefficient and a method for producing an aluminum rolled sheet using the coolant.A hot rolling coolant for aluminum comprises an oil-in-water emulsion in which a ...
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JP7400771B2 |
To provide a roll outer layer material for hot rolling and a composite roll for hot rolling which are excellent in abrasion resistance and fatigue resistance.A roll outer layer material for hot rolling comprises, by mass%, 0.95 to 1.45% ...
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JP7400718B2 |
A centrifugally cast composite roll for rolling comprising an outer layer and an inner layer, which are integrally fused to each other, the outer layer being made of an Fe-based alloy comprising by mass 1.70-2.70% of C, 0.3-3% of Si, 0.1...
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