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8166785 |
Rolling mill apparatus and method of shape control of rolled strip and plate
This invention relates to a rolling mill apparatus and a method of shape control of a rolled strip which enables satisfactory shape control even in extremely thin rolling. A rolling mill apparatus...
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8047035 |
Method of supplying lubricating oil in cold-rolling
A method of supplying lubricating oil in cold-rolling by emulsion lubrication, characterized by comprising: using a constant (supply efficiency) obtained under conditions of a specific rolling...
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7997110 |
Cleaning dies for hot forming of aluminum sheets
In substantial volume production operations involving hot blow forming or hot stamping of aluminum alloy sheet workpieces, debris largely comprised of particles of aluminum alloy material adheres...
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7954350 |
Method of supplying lubrication oil in cold rolling
The present invention provides a method of supplying lubrication oil in cold rolling for stable rolling without heat scratches or slip and achieving high productivity and improvement of the unit...
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7730753 |
Lubricant for elevated temperature forming
The hot stretch forming of sheet metal alloys, such as highly deformable aluminum alloy materials, is improved by using a lubricant comprising bismuth between the forming tool and the engaged...
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7587919 |
Wear resistant coated sheet metal die and method to manufacture a wear resistant coated sheet metal forming die
A method to manufacture a steel die having a Physical Vapor Deposition wear resistant coating on a profile surface and a steel die formed thereby is disclosed. The steel die is subjected to...
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7485884 |
Radioactive substance container, manufacturing apparatus thereof and manufacturing method thereof
In the metal billet to be used for hot dilation forming, a forward side with respect to the pressing direction has a quadrate section and its diagonal length is not more than an inner diameter of a...
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7266984 |
Method and nozzle arrangement for a variable-width lubrication of the rolling-nip of a rolling stand
The invention relates to a method for lubricating rolls, in particular for lubricating a rolling nip in rolling stands for rolled strips. According to the invention, said lubrication takes place...
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7260968 |
Combined use of oil and emulsion for the cold rolling of strip
An installation for cold-rolling strip composed of special steel and/or nonferrous metals, which includes a multi-stand tandem rolling mill and essentially two independent coolant and lubricant...
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7204112 |
Method of lubricating a workpiece for hydroforming
An apparatus and method of applying a lubricating material to an outer surface of a workpiece. Initially, a workpiece is provided that is preferably formed from a closed channel structural member...
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7191630 |
Method and apparatus for equal channel angular extrusion of flat billets
The invention comprises a method and apparatus for equal channel angular extrusion (ECAE) of flat billets to control material structure and properties. The improvements of the method include the...
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7162902 |
Method for drawing brass-plated steel wire
This invention relates to steel wires and steel cords used as a reinforcement for rubber articles such as pneumatic tire, industrial belt and the like, particularly steel wires and steel cords...
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7159433 |
Method and device for cooling and lubricating rollers on a rolling stand
The invention relates to a method and a device for cooling and/or lubricating rollers, in particular the working rollers (2, 3) on a rolling stand and a rolled strip (1), rolled between the above...
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7141534 |
Metal forming device including bearing with sintered anti-friction bearing surface
A composite anti-friction bearing structure comprising a bearing substrate and an anti-friction layer. The bearing structure can be in the form of bushings, wear plates, wear rings, etc. The...
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7127923 |
Method and apparatus for forming parts from a continuous stock material and associated forge
The present invention provides a method and apparatus for forming a plurality of parts, such as spade-type boring bits, from a continuous stock material. Thus, the various steps of the forming...
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6948346 |
Method for specifically adjusting the surface structure of rolling stock during cold rolling in skin pass mills
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...
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6802197 |
Process for manufacturing a high strength container, particularly an aerosol container, and the container obtained through such process
A process for shaping a high strength container, particularly an aerosol container and a container obtained through such process. Generally, aerosol containers made of aluminum or tin are obtained...
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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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6673164 |
Method of minimizing environmental effect in aluminides
A method of cold fabricating an intermetallic alloy composition, comprising steps of coating an article of an intermetallic alloy composition with a viscous medium which provides a moisture...
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6530762 |
Vacuum pump cooling system, and a method of making it
In accordance with the invention, the vacuum pump cooling system includes tubes expanded along their entire length in bores through the vacuum pump body. The tubes can be made of stainless steel,...
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6528182 |
Zinc coated steel plates coated with a pre-lubricating hydroxysulphate layer and methods for obtaining same
The invention concerns a steel plate coated with a metal layer based on zinc and a zinc hydroxysulphate layer, whereof the surface density of sulphur is more than 0.5 mg/m2. The invention also...
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6449997 |
Process for metal wire drawing and a tool for actuating the process
In an improved process for drawing metal wires and a tool for actuating the process, a metal wire is coated with a thin surface layer of lubricant and subsequently drawn, gradually in a series of...
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6439019 |
Roller cage for a deep rolling work roller
A roller cage (6) is provided for a minimum of one work roller (3) of a tool for deep rolling of grooves or radii of a crankshaft bearing (1) where the work roller (3) at a section of its...
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6346186 |
Method for electrochemical phosphating of metal surfaces
A method for electrochemical phosphating of metal surfaces, particularly stainless steel, in connection with cold forming of metal workpieces, which method provides the cold formed workpiece with a...
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6329081 |
Stainless steel sheet material and manufacturing method thereof
There is provided a stainless steel sheet material, used for a semiconductor manufacturing device, to which it difficult for fine dust to be attached and from the surface of which the attaching...
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6321581 |
Process for increasing the wall thickness in hollow sections
The invention relates to a process for producing a region of greater wall thickness in a longitudinal hollow section (1) which, to this end, is subjected to a radial and axial pressure and...
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6276183 |
Method to reduce and eliminate vibrations in a rolling stand and relative device
Method and device to reduce and eliminate vibrations in a rolling stand for plane rolled products comprising working rolls associated with by motor a kinematic chain, there being included nozzles...
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6266985 |
Method for improving lubrication in rolling
The invention relates to a method for improving the lubrication of the edges and ends of objects to be rolled, particularly hot rolled, said objects consisting of essentially planar surfaces and...
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6250120 |
Apparatus for rotatably supporting the neck of a roll in a rolling mill
Apparatus for rotatably supporting the neck of a roll in a rolling mill, including a bearing assembly configured and dimensioned to surround the roll neck, a chock containing the bearing assembly,...
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6189358 |
Two stand tandem for rolling line
A tandem with two reversible four-high rolling stands (14a, 14b) for the cold rolling of thin strip to 0.18 mm, advantageously from 0.18 to 1.2 mm, includes at least a first (12a) and a second...
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6079243 |
Method of production of welding wire
In manufacturing of welding wires, rough surfaces are formed on the product wires to ensure retention of applied lubricants for satisfactory feeding performance. For this purpose, steps of dry hole...
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6076388 |
Rolling mill, hot rolling system, rolling method and rolling mill revamping method
A work roll crossing type rolling mill has back-up rolls arranged in such a manner that their axes are not inclined in a horizontal plane. Work rolls are constructed in such a manner that their...
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6026672 |
Wire drawing pressure die holder assembly
The inventive pressure die holder is comprised of an elongate hollow steel cylinder which receives a series of dies in an interior cavity. The dies are maintained within the cavity by means of a...
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6006564 |
Application of dry lubricant to forming dies and forging dies that operate with high force
The present invention applies dry lubricant to appropriate components of a forming die of a stamping press to minimize frictional force against such components during operation of the forming die...
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5950468 |
Resin film laminated steel sheet for can by dry forming
A steel sheet of which both sides are laminated with a resin film wherefrom a two-piece can having a can height about twice the length of the can diameter and a thin wall thickness from 40 to 70%...
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5816087 |
Method for producing a seamless steel tubular product
A seamless steel tubular product is produced by hot-piercing an alloy-steel billet with a piercing plug to produce a hollow shell and then rolling the hollow shell. Prior to the hot-piercing, a...
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5801129 |
Process and device for applying a lubricant carrier layer to a wire material to be formed in a drawing process
The invention concerns a method and device for applying a lubricant-carrier layer to the surface of a material which is to be cold-formed, in particular wire material (1) which is subsequently to...
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5771728 |
System for preparing wires made of steel, iron, or ferrous materials in general for drawing
System for preparing wires made of steel, iron, or ferrous materials in general for drawing which comprises a phosphating station that is substantially constituted by a vat for containing a...
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5725696 |
Process and plant for production of raw stainless steel castings
The invention refers to a process for production of raw stainless steel castings, in particular for stainless steel strip, covering rolling and annealing of cast material if required, as well as...
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5671627 |
Wire-drawing machine for dry-lubricated metal wire
Wire-drawing machine for metal wire with dry lubrication, comprising a tocarrying device provided with:a tubular body having a cavity for containing and fixing a die, extending from an entry end to...
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5666838 |
Forging press for use with automated multi-station transport system
A hot forging press for use in closed-die hot forging operations wherein the forging press may be operated in conjunction with an automated multi-station transport sub-system to move parts through...
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5666839 |
Reduction of friction during wire drawing
A wire or rod drawing apparatus has a drawing die and a metallic tubular member through which the wire passes before entering the die. A D.C. voltage is applied between the rod and the tubular...
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5632171 |
Ironing press laminar flow lubrication ring
A lubrication ring, for use in a fabrication press having an assembly with a main cavity and a die nib disposed on a surface of the cavity for ironing a workpiece passing through the cavity,...
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5606884 |
Method and apparatus for producing helically-wound lock-seam tubing with reduced lubrication
In a method and an apparatus for producing helically-wound lock-seem tubing from a metal strip having longitudinal edge portions, the strip is fed to a forming head and formed into helical shape. A...
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5555756 |
Method of lubricating steel strip for cold rolling, particularly temper rolling
A method of processing steel strip such that the steel strip can be temper rolled at the increased speeds and better surface texture control of prior art dry lubricants, yet the steel strip can be...
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5537849 |
Continuous dry drawing method and apparatus therefor
Disclosed is a method of drawing a metal wire to a specified diameter using a continuous dry drawing apparatus including a plurality of die units disposed in series, each of the die unit being...
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5531085 |
Die lubricant applicator
A die lubricant applicator for spraying lubricant from a pressurized source of lubricant through a plurality of injector nozzles onto a die press. Associated with each injector nozzle is a...
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5469728 |
Shaped groove countermatrix for rotary groove pulley matrix and countermatrix bending head pipe bending machines
A shaped groove countermatrix for a rotary groove pulley matrix and countermatrix head pipe bending machines has a semicircular cross-sectional tract and an end tract (2) tapered, both...
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5448902 |
Method for the automatic iterative process optimization of drawing processed in presses
The invention relates to a method for the iterative process optimization of drawing processes, occurring in timed sequence, in drawing presses. The clamping force which can be set at the blank...
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5282376 |
Method and apparatus for lubricating metal strip with an oil-water emulsion
When rolling metal strip, an emulsion of rolling oil and water is applied to opposite surfaces of the strip. A measured flow of rolling oil is introduced into a measured flow of water to cause at...
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