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WO/2002/070157A1 |
The invention relates to a method for removing scale from strips in a mill train, by means of a descaling device (3) and a finishing train (1) arranged in the direction of movement of said strips (4) behind the descaling device (3). Acco...
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WO/2002/070160A2 |
The invention relates to a method for specifically adjusting the surface structure of rolling stock (3) during cold rolling in skin pass mills. The aim of the invention is to partially transfer the surface structure of the working roll (...
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WO/2002/068138A1 |
The aim of the invention is to develop a hot rolling unit, comprising at least one continuous casting unit (1) with a post-arranged furnace (4), followed by a roughing stand (5) and, over a strip edge guide, a soaking furnace (15) and fi...
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WO/2002/068136A1 |
An aluminium foil rolling method comprising the steps of taking two strips of aluminium, bringing facing surfaces of the two strips into contact with one another and subjecting the two strips to a first pack rolling operation, thence sub...
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WO/2002/062499A1 |
The invention relates to a method for producing profiles by non-cutting shaping of material in a shaping station, particularly a rolling station, through which the material is guided. According to the invention, thermal energy is supplie...
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WO/2002/060612A1 |
The invention relates to metallurgy, in particular to a device for the heat treatment and hydraulic transportation of a large roll stock. The inventive device comprises a burner nozzle, a drive pipe, a cooling chamber provided with an in...
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WO/2002/060611A1 |
The invention relates to a method for altering the profile of a roller strip which is to be cold-rolled in at least one roll stand. The roller strip is highly cooled on opposite-lying edge regions before it is inserted into the roll stan...
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WO/2002/061348A2 |
The inventive device for an adjustable cooling of a roll stock during a heat treatment in a rolling mill comprises a range of successive sections. Each section comprises a nozzle, a cooling chamber, a cut off unit interconnected to a rem...
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WO/2002/061152A1 |
The inventive delivery nozzle is used in devices for accelerated cooling of a large rolled stock and comprises a body provided with a branch pipe (2) for supplying a cooler, receiving and discharge cones, an entry guide (3) having an ext...
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WO/2002/057032A1 |
The present invention provides an effective method for mechanically removing iron oxide films formed on surfaces of a hot rolled steel strip with a high temperature. The method comprises the steps of: maintaining a steel strip coil at a ...
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WO/2002/055226A1 |
A method for manufacturing a tube made of a non-ferrous material, particularly a tube made of mainly copper, by rolling, in which method, in the first working step (F¿1?) the tube billet (1) is worked by rolling with conical rolls (2), ...
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WO/2002/053301A1 |
A hot rolling method capable of making crystal grains finer; and a hot rolling line. Specifically, a hot rolling line for metal plates comprises a finish rolling mill, a leveler, and a cooling system which are disposed in the order menti...
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WO/2002/053805A1 |
A cathode electrode for producing an electrolytic copper foil, which can be continuously used over a long time of at least 3000 hours, requires a minimum maintenance work, and can contribute to a reduction in running costs of producing e...
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WO/2002/050318A1 |
The present invention refers to a process for the production of electrical steel strips, in which a strip directly cast from molten steel and containing alloy elements apt to generate a precipitation of sulphides and/or nitrides apt to i...
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WO/2002/049781A1 |
A method for manufacturing a tube made of a non-ferrous material, particularly a tube made of mainly copper, in which method, in the first working step the tube billet (1) is worked so that mainly owing to the deformation resistance, the...
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WO/2002/040189A1 |
The invention relates to a method for producing a film and to a device for treating a film consisting of an aluminium material. In said method, the film is subjected to at least one cold rolling pass, by means of at least one rolling sta...
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WO/2002/036843A1 |
The invention relates to a method for producing a magnesium hot strip. According to said method, a melt consisting of a magnesium alloy is continuously cast to produce a pre-strip with a maximum thickness of 50 mm. Said cast pre-strip is...
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WO/2002/027052A1 |
An aluminum material for an electrode of an electrolytic capacitor which has a chemical composition: Al purity: 99.9 % or higher, Si: 2 to 50 ppm, Fe: 2 to 50 ppm, Cu: 15 to 150 ppm, Zn: 1 to 80 ppm, Pb: 0.1 to 3 ppm, at least one of Zr ...
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WO/2002/024355A1 |
The invention relates to a method for producing metal strips and sheets involving the following method steps: pouring a strand, which is provided in the form (1) of thin slabs and which is comprised of carbon steel or special steel, into...
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WO/2002/022284A1 |
The invention relates to a roller cage (6) for at least one hard-rolling roller (3) of a tool for hard-rolling grooves or radii on bearing points (1) of crankshafts, whereby the hard-rolling roller (3), on a section of the periphery ther...
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WO/2002/022282A1 |
A device for treating rolled metal products obtained by continuous casting, such as bars, plates, structural shapes or the like, arranged in line with a rolling system, and comprising a cooling plate (9), an in-line cooling box (13), in-...
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WO/2002/020125A1 |
A magnetic filter device, comprising permanent magnets installed opposedly to each other on both sides of a container so that magnetic lines of force are generated in the direction orthogonal to the moving direction of the fluid in the c...
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WO/2002/011915A1 |
The invention relates to a production method for producing, on a production installation (1), flat products, also of a large width, from continuously cast slabs having a large or medium thickness or from thin slabs. Said production insta...
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WO/2002/004145A2 |
A method and apparatus for the direct production, from molten metal, of scale-free thin metal strip. Hot thin metal strip exiting a continuous caster system is directed to a reducing chamber wherein a reducing gas reduces strip surface o...
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WO/2001/096037A1 |
An apparatus is disclosed for applying a fluid coolant to the surface of rotating work roll (12) in a rolling mill. The apparatus includes a housing having a generally concave inner edge (13) configured and dimensioned to partially surro...
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WO/2001/094049A1 |
The invention relates to a method and to an installation for producing a metal strip. The aim of the invention is to make sure that the metal strip formed in the casting installation passes through the first cooling and grain texturing p...
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WO/2001/091934A1 |
Thin steel strip (11) is passed through a pinch roll stand (12) comprising pinch rolls (13) to a rolling mill (16) comprising a pair of work rolls (17) and upper and lower backing rolls (18). Strip (11) passes through the bite between wo...
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WO/2001/087509A1 |
The invention relates to a method for cleaning oxidized, rolled copper rods coming out after casting from a rolling mill mounted downstream of a continuos casting device and having oxidic layers on their surfaces after exiting from the r...
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WO/2001/066277A1 |
A rolling oil supplying method by a circulation system for cold rolling, which involves a first rolling oil supply system for supplying by a circulation system an emulsion rolling oil to rolling rolls and steel sheets under rolling and a...
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WO/2001/064362A1 |
A method of cooling a hot rolled steel band, comprising the steps of installing lower surface cooling boxes (12) on a runout (3) allowing a steel band to be transferred between transfer rolls (11), installing upper surface cooling boxes ...
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WO/2001/061073A2 |
The invention relates to a method and device for pickling rolled metal, in particular steel strip, whereby the metal strip (1) is fed to a controlled pickling method. The aim of the invention is to carry out the pickling method, taking i...
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WO/2001/060568A1 |
A method and apparatus for the descaling of metal surfaces without the use of caustic substances is provided. The apparatus includes a first and second blast heads (20, 21) containing fan shaped nozzles that spray high velocity jets of s...
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WO/2001/059046A1 |
The present invention relates to a water-soluble copper, copper alloys and non-ferrous metals intermediate cold and hot rolling composition comprising a base stock oil and, based on the total weight of the composition: from 1 to 80% by w...
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WO/2001/059039A1 |
The present invention relates to a cold rolling process for rolling hard metal or metal alloys, comprising applying an effective amount of an oil composition comprising a base stock oil and, based on the total weight of the composition, ...
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WO/2001/039905A1 |
Thin steel strip (11) is passed through a pinch roll stand (12) comprising pinch rolls (13) to a hot rolling mill (16) comprising work rolls (17) and backing rolls (18). In advance of rolling mill (16) the strip passes over support rolls...
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WO/2001/036122A1 |
A method for improving the flatness of metal plates, and a device for embodying this method, by effectively preventing steel plate undulations which are produced in the widthwise edge of a metal plate when the latter reaches ordinary tem...
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WO/2001/032335A1 |
A twin roll caster (11) produces thin steel strip (12) which passes in a transit path (10) across guide table (13) to a pinch roll stand (14). After exiting pinch roll stand (14) the strip passes through rolling mill (15) comprising two ...
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WO/2001/032326A1 |
The invention relates to a cold rolling method for metal stock (4). The metal stock that is to be rolled (4) passes through a roll gap (3) between rollers (2) which are driven in an opposite direction at room temperature for plastic defo...
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WO/2001/029273A1 |
The invention relates to a method for production of a hot rolled strip, in particular, for production of a hot rolled strip suitable for production of a cold rolled strip which can easily be deep drawn, whereby a steel melt, containing, ...
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WO/2001/019543A1 |
A hot rolling method which, even if an abnormality occurs before, during or after the joining of metal pieces, does not need to stop the operation of the line. The method is such that if, at the inlet side of a finish rolling machine (26...
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WO/2001/010042A1 |
The invention relates to a method and device for cooling a metal strip (3) which, for example, is rolled out of a rolling stand. The metal strip (3) is sprayed with atomized water whereby at least 60 % and preferably 80 %, of the water d...
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WO/2000/071270A1 |
Apparatus for the rolling and heat treatment of elongated material product of relatively small cross section, such as rods and bars, is described in which the elements required for the conduct of a variety of heat treatments are arranged...
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WO/2000/071272A1 |
An integrated plant for the production of elongated metal products, such as bars and rods, is described in which the product is initially cast in continuous caster equipment (12) and conducted toward a rolling mill which is positioned in...
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WO/2000/071271A1 |
An integrated plant for the production of elongated metal product of relatively small cross section, such as bars and rods, is described in which the product is initially cast in a pair of continuous casters and conducted along parallel ...
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WO/2000/066287A1 |
The invention relates to a method for the production of a metal strip on a continuous treatment line comprising a stripping station which is coupled with a cold rolling section. According to the invention, in order to respond to a change...
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WO/2000/064605A1 |
The invention relates to a rolling process for a metal strip (1) having width (b), wherein the metal strip (1) is rolled in at least one rolling stand (2), wherein an amount of lubricant is applied and spread on the width (b) of the meta...
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WO/2000/062950A1 |
The invention relates to a strip-processing line for metal strips (B), especially for highly resistant high-grade steel strips. Said strip-processing line comprises a strip processing section with a first processing station (4) in which ...
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WO/2000/059650A1 |
An integrated continuous casting and in-line hot rolling process comprises in sequence, upstream of the hot finishing rolling, a step of coiling and subsequent uncoiling of a pre-strip having a thickness of 6-15 mm, followed by a step of...
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WO/2000/059678A1 |
The invention relates to a method for grinding a rolled metal band (6). The aim of the invention is to improve the grinding process. To this end, the abrasion of the metal band (6) is influenced by means of actuators. At least one actuat...
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WO/2000/059652A1 |
A cold rolling mill the productivity of which is improved by installing a strip wiper preferable for high-speed rolling and which is free from dust and foreign matters. A wiper roll is floated and supported by an air hydrostatic bearing ...
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