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WO/2008/099866A1 |
A method of laser welding for a steel sheet, in which there can be attained reduction of morphological defects of the weld area of welded material and exhibition of satisfactory bonding strength; and a laser welding apparatus therefor. T...
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WO/2008/053522A1 |
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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WO/2007/135802A1 |
A method and a device for aligning the widths of preceding and following metal plates in which a curve can be corrected in the vicinity of a joint by reducing width mismatching at the bonding position of the preceding and following metal...
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WO/2007/124872A1 |
The invention relates to an apparatus and a method for clamping, cutting, and joining strips to a continuous strip. Said device comprises a clamping device (125), a cutting device (155), and a joining device (195). The clamping device, c...
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WO/2007/080858A1 |
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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WO/2006/021263A1 |
The invention relates to a method for producing metal strips (1) in a device (2), wherein a metal strip, in particular a thin slab, is brought to a desired temperature in an oven (3, 3a, 3b) and/or maintained at the desired temperature, ...
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WO/2006/007919A1 |
The invention relates to a rolling mill (1) for rolling metal products (2), said mill comprising at least one rolling frame (3) and a transport section (4) for the products to be rolled (2), which extends on both sides of the rolling fra...
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WO/2005/123292A1 |
Plant for packing bars after the rolling cycle comprising a feeding unit, a shearing machine (45) for cutting the bar to size, a pair of deflector devices (46), (47) and a bar braking device. The bar segment deflector devices send the ba...
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WO/2005/123293A1 |
A bar speed changing device (48) comprising a pair of upper rollers (55, 55') and a pair of lower rollers (59, 59'). Said device receives a bar section with the rollers (55, 55', 59, 59') in the open position and rotating at a given spee...
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WO/2005/115651A1 |
The inventive method for cooling and/or lubricating cylinders (1, 2) and/or rolling stock (3) consists in supplying a cooling medium to the cylinders (1, 2) and a base oil for lubricating the rolling stock from several nozzles or nozzle ...
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WO/2005/107973A1 |
The invention relates to a method for rolling a product to be rolled (1) in a rolling train (10) comprising at least two roll stands (2) which each comprise a roll gap (11), the product to be rolled (1) comprising at least one transition...
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WO/2005/089971A1 |
The invention relates to a platform (1) for industrial installations, particularly for high-pressure descalers (3a) or other machines (3) with optionally bundled supply lines, discharge lines and/or distributing lines (11) that, during o...
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WO/2005/056206A1 |
The invention relates to a method for rolling strip-type in-process stock, in particular a metal strip (3). According to said method, the metal strip (3) is unwound from a coil (2, 7) that is held on an unwinding reel (1, 6), fed into a ...
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WO/2005/049241A1 |
The invention relates to a rolling mill (1) which is used to hot roll metal, in particular aluminium. Said rolling mill comprises a hot strip mill (3) provided with a pre-rolling train (4) and a finishing rolling train (5). The aim of th...
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WO/2005/049257A1 |
The invention relates to a method for cutting an end of a moving metallic blank. According to said method, successive images of the ends of the blank are recorded, the luminosity threshold is regulated by an image processing system in or...
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WO/2005/039790A2 |
A method of rolling a continuous welded billet having weld joints at successive locations along the billet and wherein the continuous welded billet is advanced through roll pairs of successive roll stands. The rolling conditions in two s...
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WO/2005/037458A2 |
The subject invention discloses a sweep unit assembly (32) having a series of stations (36) defining a path for an elongated article. A cradle (112) is coupled to each of the stations. The stations are movable to introduce a first curve ...
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WO/2005/012580A1 |
A process for producing a steel product, comprising the step of, after hot rolling, passing a steel product having been quenched or having undergone accelerated cooling on hot rolling line through multiple induction heaters disposed on t...
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WO/2005/002750A1 |
The invention relates to a method for producing plated strips consisting of at least two metal or different alloys layers in such a way that it makes it possible to subsequently separate different cropping layers resulting from plated st...
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WO/2004/110688A1 |
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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WO/2004/094082A2 |
A method of removing iron oxide scale from processed sheet metal comprises the steps of: providing a surface conditioning apparatus (10); and conditioning a surface of the processed sheet metal (46) with the surface conditioning apparatu...
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WO/2004/085086A1 |
A method of manufacturing a seamless tube by applying drawing/rolling and fixed diameter rolling to a raw seamless tube, comprising the steps of obtaining, beforehand, the wall thickness varying portion of the seamless tube where the thi...
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WO/2004/060589A1 |
The invention relates to a method and plant for rolling and subsequent reeling of metal strip (1), in particular, steel strip (1), on at least one opening reeling core (20), driven in rotation, whereby the metal strip (1) is inspected in...
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WO/2004/054730A1 |
The invention relates to a method and an installation for hot-rolling strips using a reversible Steckel rolling frame (8), each side of which is equipped with a respective furnace coiler (9, 10) and a driving mechanism (17, 18), provided...
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WO/2004/037455A1 |
The invention relates to a method for manufacturing ovalshaped metal tubes, where an essentially round-shaped metal tube is rolled both in the sideways direction and in the vertical direction of the tube, so that the metal tube (11) is r...
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WO/2004/026497A1 |
Process and production line for continuous manufacturing of ultrathin hot rolled steel strip from thin slab obtained through a process of continuous casting comprising a secondary cooling system, a pre-transformation by roughing (5) of t...
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WO/2004/026498A1 |
An apparatus for and method of manufacturing lithium or lithium alloy anodes for electrochemical cells by a lamination process wherein a lithium or lithium alloy sheet is reduced into a thin lithium or lithium alloy film. The method and ...
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WO/2004/011180A1 |
A composite metal article (558) from two dissimilar metals is prepared. A metal base (510) is comprised of a first metal and having first and second opposing surfaces and a lest one longitudinally-positioned depression (530,535)in each i...
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WO/2004/009261A1 |
The invention relates to a method and device for correcting the thickness of a metallic strip (1) during rolling with a roll stand (2) equipped with setting elements for regulating the thickness of the metallic strip and with at least on...
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WO/2004/003248A1 |
Aluminum ingot is sequentially subjected to hot rolling and cold rolling, intermediate annealing and final annealing wherein in the period after intermediate annealing but before initiation of final annealing, at least one tensile strain...
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WO/2003/101639A1 |
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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WO/2003/097263A1 |
A method for cooling a steel sheet, comprising the steps of horizontally conveying the steel sheet while the surface thereof is being arrested by multiple sets of upper and lower rolls and water-cooling the steel sheet during conveyance ...
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WO/2003/068425A1 |
Disclosed are a method and a corresponding continuous casting machine (1) for continuously rolling a metal bar, particularly a steel bar, which is produced at a casting speed and the cross section of which is configured as a thin slab. S...
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WO/2003/066926A1 |
A method for manufacturing aluminum sheet stock that includes hot rolling an aluminum alloy feedstock to a final thickness and then back-annealing ( or stress relieving or stabilizing ) the hot rolled feedstock to provide an intermediate...
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WO/2003/066927A1 |
The present invention comprises a method and apparatus suitable for accomplishing the method that significantly simplifies the process of making a solution head treated feedstock. The method comprises continuously casing an aluminum allo...
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WO/2003/041883A1 |
The invention relates to a rolling mill with a first working roll and a second working roll, which working rolls form a roll-nip between them and through which roll-nip a feedstock can be rolled in a machine direction that is essentially...
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WO/2003/041885A1 |
The invention concerns a method and a device for stabilizing high-speed unwinding along a longitudinal direction, of a strip (4) applied on a rotating surface (3) and along which part of the ambient air forms a boundary layer (43) driven...
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WO/2003/039775A1 |
The invention relates to a method and a casting/rolling mill for producing steel strips (1), in particular stainless steel strips, based on the allocation of a conventional strip rolling train (4) to a high-technology continuous casting ...
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WO/2003/039776A1 |
The invention concerns a method and a device for drawing-bending-planishing a metal strip, in particular a hot- or cold-rolled strip (1), whereby the strip (1) passes through a drawing and bending planishing cage (2) wherein a mechanical...
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WO/2003/037539A1 |
The invention relates to a method and device used to produce hollow sections with very high degrees of reduction at very high manufacturing speeds, while at the same time maintaining or improving the quality of the final product. Accordi...
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WO/2003/033182A2 |
The invention relates to a device (1) for the production of flat metal (10). According to the invention, the device (1) comprises at least two rollers (2,3) extending in an essentially parallel manner and whose axes of rotation (4) are d...
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WO/2003/033185A1 |
A method of manufacturing a steel plate, comprising the steps of, by using steel plate manufacturing equipment having at least one unit of cooling device, at least one unit of correction device, and at least one unit of induction heating...
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WO/2003/033200A1 |
A method of forming clad piping or tubing (32)includes the steps of providing a support billet (2), finished to a desired, predetermined dimension, having a cladding surface (4), and providing a CRA cladding material billet (7), similarl...
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WO/2003/031668A1 |
A tungsten wire containing 1−10 mass% of rhenium, characterized in that the point showing 2% expansion of a heated tungsten wire having a diameter of x µm and heated by application of a current of which the ratio to the fusing current...
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WO/2003/026812A1 |
A process for producing thick aluminum/aluminum alloy sheet useful for truck parts and the like includes the steps of feeding molten aluminum/aluminum alloy (10) into a direct casting apparatus (12) to provide an ingot that is subjected ...
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WO/2003/027337A1 |
An angular channel processing machine (10) including a die (12) which defines first and second channels (13,15) that intersect at an angle, drive means (11) to drive a workpiece (23) through the first channel (13) in a direction toward t...
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WO/2003/028041A1 |
The invention relates to a method for producing flat metal ribbon cables by cold-rolling, which is characterized by rolling, in a first pass, a round wire (2) on a two-stand metal forming device (4) between immediately successive pairs o...
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WO/2003/018222A1 |
The invention relates to a method and a direct strand reduction installation for producing a metal strip, in particular a hot-rolled steel strip consisting of a continuous cast pre-strip, on pass lines comprising blooming trains (2) and ...
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WO/2003/008121A1 |
A structural body and a method for cold rolling capable of continuously performing operations ranging from the rolling to the cutting of a deformed rolled material, the method comprising the step of providing a tension to the deformed ro...
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WO/2003/004963A1 |
The invention relates to a method and device for measuring and influencing the strip flatness in the coiler shaft of a hot-strip mill, whereby the coiler shaft has, between a driver and a coiler, moving and stationary strip guides as wel...
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