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8096160 |
Method for reducing shearing and crop losses at rolling of assembled slabs
A method for increasing slab rolling yields and rolling mill efficiency by minimizing shearing and crop losses in the rolling of assembled slabs. An assembled structure for aluminium rolled...
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7546755 |
Structural component
Elongated structural components having regions of different thicknesses, especially for use in automobile bodies, are produced by flexible rolling metal strip so as to form along a length thereof...
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7398666 |
Method of and installation for rolling in-process stock
The invention relates to a method of rolling a strip-shaped in-process stock, in particular a metal strip, with which, a metal strip (3) is unwound from a coil (2, 7) held on an unwinding reel (1,...
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7363792 |
Apparatus for manufacturing metal material by rolling
The invention relates to a device for producing a metallic product (1) by rolling, comprising: a first area (2) inside of which slabs are produced by primary shaping; a second area (3), which is...
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7328599 |
Method and apparatus for making metal ball bats
A process for manufacturing a hollow metal ball bat includes forming a shell into a tubular shape using a pilger mill. The wall thickness of the tube shell is reduced by drawing the tube shell with...
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7237415 |
Method for producing slide seat and its manufacture device
An improved method for producing slide seat and manufacture device, in which, one metal bar passes through the tamping drum groups arranged in tandem, apply the progressive model of slide seat...
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7137283 |
Plate reduction press apparatus and methods
A material 1 to be shaped is reduced and formed by bringing dies with convex forming surfaces, when viewed from the side of the transfer line of the material 1, close to the transfer line from...
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6834523 |
Method for producing seamless tube with grooved inner surface
Disclosed is a producing method which allows low-cost and highly productive production of a seamless tube with a grooved inner surface having a smooth outer surface and an inner surface formed with...
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6722174 |
Device and method for manufacturing hot-rolled sheet steel and device and method for sheet thickness pressing used for the device and method
According to an apparatus and a method for manufacturing a hot-rolled steel plate, a roughing process for reducing a thickness of a continuously cast slab is performed to obtain a sheet bar, and a...
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6604398 |
Working method and installation for the flexible and economical pickling and cold-rolling of metal strips
The installation includes an in-line arrangement of a metal pickler, a reeling arrangement installed on the coiling side of the metal pickler, and a cold-rolling mill. The method includes ones of...
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6601429 |
Upsetting tool for forming continuous cast slab in slab upsetting presses
An upsetting tool for forming continuous cast slab in upsetting presses has one or more first plane upsetting surfaces extending at a slant to a transport direction of the slab being transported...
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6463777 |
Method for the continuous production of a metal strip
The invention aims at a method of producing a metal strip on a continuous treatment line comprising a de-scaling station coupled with a cold rolling section. According to the invention, in order to...
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6389871 |
Slab sizing press and sizing press load transmission method
A slab sizing press, of which the mechanism is stable and the construction is simple and the maintainability is excellent, comprises a crank shaft, an arm rotatably mounted on the crank shaft, an...
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6257038 |
Method of manufacturing a columnar material
The invention has been accomplished in order to provide a method of manufacturing a columnar material of metal having an excellent dimensional accuracy without the need of much work time and cost,...
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6035666 |
Apparatus for roll forming glass sheets
A forming station (26) for roll forming a heated glass sheet include a forming conveyor (62) including forming rolls (66) that are moved upwardly between horizontal rolls (46) of a horizontal...
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5964118 |
Method of manufacturing a sipe blade
Manufacturing of a sipe blade at a low cost and in a short time, and shortening of a manufacturing period and reduction in cost of a tire vulcanizing mold are achieved. A metal wire material is...
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5901602 |
Method for the lateral compacting of slabs and relative device
Method and device for the lateral compacting of slabs, which is employed in a rolling line at least upstream of the finishing rolling mill stands as an alternative to, or in cooperation with,...
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5836826 |
Machine for making star nails
A machine makes nails having a star-shaped transverse cross-section by sequentially feeding conventional nails into a form roller station defined by a plurality of form rollers that are radially...
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5735164 |
Upsetting tool of a pair of upsetting tools for the deformation of continuously cast slabs in a slab upsetting press
An upsetting tool of a pair of upsetting tools for the deformation of continuously cast slabs in a slab upsetting press is composed of two connecting rods which are driven through two eccentric...
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5732590 |
Supporting frame of a slab upsetting press
A supporting frame of a slab upsetting press includes a supporting frame for receiving a pair of upsetting slides and tool slides connected to the pair of upsetting slides. The supporting frame...
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5699693 |
Widthwise compressing machine and method using vibrations to reduce material width
A widthwise-compressing machine for applying a compression force through press tools to a material to reduce a width of the material while applying vibrations to said material to forcibly vibrate...
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5632177 |
System and method for manufacturing thin plate by hot working
In a system and method for manufacturing thin plate by hot-working, a splicing machine for continuously splicing the front edge of a following plate and the rear edge of a precedent plate is...
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5600986 |
Sizing press and die system
In a sizing press for reducing by pressure width of hot slabs of both a low carbon steel and a stainless steel, the reduction by pressure of width is performed quickly without replacing the dies...
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5592846 |
Endless hot rolling method
Herein disclosed is an endless hot rolling method using a hot strip mill substantially composed of a roughing mill and a finishing mill having a roll bender and a roll shifter to continuously roll...
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5551276 |
Upsetting press main drive
A method of operating pressing tools of an upsetting press for rolling stock and an upsetting press for reducing the width of rolling stock, wherein pressing tools arranged on both sides of the...
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5463886 |
Method and apparatus for manufacturing of soldering rod containing copper
The invention concerns a process and an apparatus for manufacturing soldering rods with a copper percentage of at least 60 weight-%. An extruder serves to convert a block of the alloy at a...
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5417098 |
Hydraulic feed drive for flying upsetting presses
Hydraulic feed drives for pressing tools of a flying upsetting press are integrated into closed hydraulic circuits and are driven by displacement pumps, with the hydraulic circuits being...
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5331833 |
Method of operating an upsetting press
A method of operating an upsetting press for reducing the width of a hot slab cast in a continuous casting plant by laterally pressing the slab between the pressing tools of the upsetting press...
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5327767 |
Press working apparatus
A press working apparatus has a press machine provided with a pair of press dies. The press machine presses a preheated metal slab being transferred in a feeding direction with the press dies...
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5313813 |
Upsetting press for reducing the width of rollng stock with internally cooled retaining rolls and driver rolls
In an upsetting press for reducing the width of rolling stock, particularly for reducing the slab width in hot-rolled wide strip roughing mills with tool carriers, which are disposed on either side...
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5205148 |
Upsetting press for reducing the width of slabs in hot-rolled wide strip breaking-down trains
An upsetting press for reducing the width of rolled material, particularly for reducing the width of slabs in hot-rolled wide strip breaking-down trains. The upsetting press includes tool carriers...
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5156035 |
Method and apparatus for manufacturing seamless tubes
Seamless tubes are manufactured from a hollow ingot introduced into a continuous-tube rolling mill. The hollow ingot is deformed, directly before introduction into a first stand of the rolling...
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5150599 |
Treatment of metal slabs
A pressing machine for reducing the width of a hot metal slab has a pair of platens which are caused to engage with opposite edges of the slab to apply forces which reduce the width of the slab....
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5148960 |
Rotary seam guide
The invention comprises an apparatus for aligning and guiding the seam of newly formed tube as it enters the welding mechanism in the manufacture of continuous seam-welded metal tubes or pipes. A...
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5109690 |
Tension apparatus
A tension apparatus for imposing a predetermined tension on a wire-like member which is used for a stator or a alternator. First and second rollers are rotatably supported on a supporting means in...
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4848127 |
Method of reducing slab in widthwise direction
A slab is successively fed between periodically moving press tools to reduce the slab in a widthwise direction. In this method, the leading and tail end portions of a given length in the slab are...
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4846392 |
Continuously variable speed, die-drawing device and process for metal, composites, and the like, and compositions therefrom
A die-drawing and/or extrusion device is described for producing uniform and tapered metal and composite tubes from flatstock and for reducing the size of solid stock and formed tubes therefrom,...
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4843696 |
Method and apparatus for forming a stranded conductor
A method and apparatus for the high speed reshaping of round wire as it exits a drawing machine, but prior to its being collected on a bobbin or a stempack. The shape imparted to individual wires...
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4833906 |
Machine for making star-shaped fasteners
A wire straightener and multiple preform rollers prepare a continuous length wire for further forming by multiple form rollers having multiple spaced apart notches formed in an annular edge of the...
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4802356 |
Apparatus of processing continuously cast slabs
A method and apparatus of processing a continuously cast slab to prevent the formation of surface cracks by applying plastic strains to the surface layer of the slab in which a process of...
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4709572 |
Method of processing continuously cast slabs
A continuously cast slab is processed to prevent the formation of surface cracks by applying plastic strains to the surface layer of the slab in which a process of solidification is taking place....
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4651550 |
Method of decreasing width of thin slab and apparatus therefor
For decreasing the width of a thin slab: a turning roll contacts the thin slab being conveyed at a certain contact angle to curve the thin slab; a tension applying device disposed in front and at...
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4597283 |
Method for straightening a rail and straightened rail
The steel rail is submitted to a tensile stress exceeding the conventional 0.2% offset yield strength of the steel, up to a stress value corresponding to a total plastic deformation of the whole rail.
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4587823 |
Apparatus and method for press-edging hot slabs
The apparatus and method make possible the semicontinuous rolling of an extensive range of product widths from no more than three widths of slabs. The leading end of a slab is forged or upset...
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4569217 |
Apparatus for converting rod stock or wire rod into wire
An apparatus for converting rod stock or wire rod into wire comprises heating of the rod stock or wire rod, high speed rolling and cooling thereof, and final slight drawing to make the surface...
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4552599 |
Process for producing insulated rectangular wire
A process for producing an insulated rectangular wire adapted for edgewise winding. A round wire of copper, copper alloy, aluminum or aluminum alloy is drawn through a die in a tandem-extrusion...
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4549420 |
Method for manufacturing wire
The wire-cross-section is first reduced down to an intermediate cross-section by subjecting the wire to a cold-rolling in a rolling-section with a plurality of stands which is part of a...
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4531270 |
Method for the manufacture of metal vanes for turbomachinery
To make vane airfoils for an axial flow compressor metal strip is first contour rolled to a cross section comprised of two opposing airfoils separated by a center rib, where one of the faces of the...
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4513596 |
Apparatus and method for forming seamed tube
The present invention provides an apparatus and method of forming tube, for example, muffler shells by the use of forming sheet over a mandrel by rolling a pair of symmetrical rollers from a point...
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4452061 |
Seamless steel pipe manufacturing installation
Disclosed is a high-efficiency manufacturing installation in which seamless steel pipe rolling and finishing lines are matched in capacity with each other and are formed into a single continuous...
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