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7608344 |
Metal honeycomb substrates for chemical and thermal applications
Extruded metal honeycombs are produced by the direct extrusion of a softened bulk metal feedstock through a honey-comb extrusion die comprising a feedhole array for delivering softened metal...
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7582588 |
Method of manufacturing a catalyst
A method of manufacturing a catalyst, a catalyst precursor, or a catalyst support comprising:
(a) mixing a refractory metal oxide or precursor thereof with a liquid to form a paste; (b) adding...
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7481091 |
Material processing system
A drive wheel has a generally cylindrical exterior surface with a circumferential groove. A block has a cylindrical working surface in sliding contact with the drive wheel, an operational face with...
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7448245 |
Extruding press for billets and tubes
Disclosed is an extruding press ( 1 ) for billets and tubes, comprising a press frame ( 2 ) which is composed of a cylinder-type bar ( 3 ) and an opposite bar ( 6 ) that is connected thereto. A...
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7430888 |
Tubular metal body, method of producing same, liner for pressure vessel and method of producing same
A tubular metal body 1 comprises a tube 2 extruded through a porthole die and composed of a plurality of components 2 b joined to one another with a plurality of joint portions 2 a ...
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7421874 |
Main cylinder or press cylinder of an extrusion/tube extrusion press
A press cylinder for an extrusion press having a cylinder beam has a cylinder housing fixed on the beam and a piston shiftable along an axis in opposite forward and rearward directions in the...
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7401486 |
Die, method of manufacturing stepped metal pipe or tube, and stepped metal pipe or tube
A die through hole has an inside surface including a bell portion, an approach portion, and a bearing portion from the entrance side. The diameter of the approach portion is D 1 on its entrance...
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7296453 |
Method of forming a structural component having a nano sized/sub-micron homogeneous grain structure
A method of making nano/sub-micron sized grains in a work piece material having a lateral side has the steps of providing a die. The die has an entrance channel with a longitudinal axis and an exit...
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7284405 |
Pressure controlled fluid pressure extrusion method
The lower part of a material to be molded forms a lower, seal with a die. A punch applying a molding force to the material forms an upper seal with the perimeter of the die. The space between the...
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7216522 |
Extruding and pipe press
A metal extrusion press has a pair of fixed crossheads spaced along a press axis from each other and a plurality of elongated upper and lower members extending axially between and rigidly connected...
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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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7140222 |
Apparatus and method for uniform shear deformation
A shear deformation apparatus comprises: a die having an inlet and an outlet; and a rotatable device installed at a shear zone for supporting a material introduced into the inlet of the die and...
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7096705 |
Shear-extrusion method
A shear-extrusion method of severe plastic deformation for fabrication of metal shapes with ultra-fine structures is described. The improvements of the method include unidirectional shear of any...
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7017382 |
Methods of forming aluminum-comprising physical vapor deposition targets; sputtered films; and target constructions
The invention includes a method of forming an aluminum-comprising physical vapor deposition target. An aluminum-comprising mass is deformed by equal channel angular extrusion. The mass is at least...
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6976380 |
Developing the texture of a material
Developing a texture of a material includes receiving a billet of material having an initial texture. The billet is associated with an extrusion procedure having extrusion routes executed as...
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6895795 |
Continuous severe plastic deformation process for metallic materials
A method of processing a billet of metallic material in a continuous manner to produce severe plastic deformation. The billet is moved through a series of CSPD dies in one operation to efficiently...
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6883359 |
Equal channel angular extrusion method
According to one embodiment of the present invention, an equal channel angular extrusion (ECAE) method includes extruding a billet of material along a first axis in a first orientation through an...
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6865919 |
Method and apparatus for producing a refined grain structure
The apparatus for operating on a workpiece includes a die defining first and second apertures and an interior therebetween. The first aperture and the interior of the die are structured to receive...
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6767650 |
Lightweight support for bumpers
A lightweight support for a bumper is formed by an extruded profile with a plurality of chambers. In order to provide a profile which, along with an extremely low weight, meets all the static...
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6655415 |
Copper tubing
A continuous, seamless, copper tube having a mass in excess of 500 kilograms formed by an extrusion process and at an extrusion temperature of approximately 750 degrees Celsius.
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6601425 |
Automatic extruding machine
An automatic extruding machine includes a base member, a molding device mounted on a middle portion of the base member, an input extruding device mounted on the base member and connected to the...
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6594894 |
Planar-processing compatible metallic micro-extrusion process
Micromachined extrusions on the micrometer scale is realized using compressive stresses resulting from electromigration-induced mass transport in planarized conductors. Extrusions are formed...
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6571593 |
Continuous shear deformation device
The present invention relates to a continuous shear deformation device, in particular, which is capable of mass-producing shear deformed materials by continuously supplying a sharply bent channel...
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6557388 |
Method of determining dimension of extrusion die and extrusion die produced based on the same
A method of determining at least one dimension of an extrusion die includes determining a plurality of reference points on a contour of an opening of the extrusion die. Sizes of a plurality of...
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6484548 |
Drive system for a metal extrusion press
A drive system for the container holder and the travelling beam of a metal extruder press in which a return stroke is accelerated by connecting the annular chambers of the travelling beam and...
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6399215 |
Ultrafine-grained titanium for medical implants
We disclose ultrafine-grained titanium. A coarse-grained titanium billet is subjected to multiple extrusions through a preheated equal channel angular extrusion (ECAE) die, with billet rotation...
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6370934 |
Extrusion tool, process for the production thereof and use thereof
In an extrusion tool—in particular a disk-shaped pressing die with at least one shaping opening for the extrusion of metal such as aluminum or an aluminum alloy—comprising a steel material—in...
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6370930 |
Continuous shear deformation device
The present invention relates to a continuous shear deformation device. In order to occur shear deformation at the position at which a material is inserted into a molding path from a rotary guide...
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6363765 |
Shear deformation device for scalping
The present invention relates to a shear deformation device. To improve the productivity by solving the problem that the amount of shear deformation of a material is not uniform and sufficient due...
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6360576 |
Process for extruding a metal section
In a process for the manufacture of a shaped bar consisting of an at least partially metallic material, a preform is shaped to form the shaped bar in the partially solid/partially liquid state and...
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6327886 |
Method, a device, and a work piece for producing a heat transfer member
A method for producing a heat transfer member wherein at a first step a work piece (1) is produced comprising a curved base portion (2) with an outer (3) surface, an inner (4) surface, and a number...
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6303236 |
Method for manufacturing aluminum-based composite plate and composite back plate
A method for manufacturing an aluminum-based composite plate is disclosed. The method comprises the step of producing an aluminum-based composite billet. The billet production step includes...
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6233997 |
Metal-extrusion press
A frame-like traveling beam carrying a hollow press ram of a metal extrusion press and in which a traverse carrying a piercing mandrel is guided, has the side walls of that traveling beam...
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6212929 |
Device and method for forming, in particular cold-forming, workpieces
Described is an apparatus for the cold-forming, in particular for the cold extrusion of a workpiece, which has a die (3) and a feeding device (5) by means of which a relative motion can be produced...
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6209379 |
Large deformation apparatus, the deformation method and the deformed metallic materials
The present invention relates to a large deformation apparatus for metal-based materials that comprises a mold (A), a support mechanism (B) for supporting the mold (A), and a rotary mechanism (C)...
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6176064 |
Apparatus and method for forming flashing
A device for forming flashing, and a method for forming the same for adaptation to freeze boards. The present invention is a device for forming flashing comprising a plate with at least one groove...
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6132677 |
Method for making radioactive metal articles having small dimensions
A method for making a radioactive article such as wire, includes the steps of providing a metal article having a first shape, such a cylinder, that is either radioactive itself or can be converted...
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6082162 |
Multiple-cylinder extrusion press
An extruding press has a housing defining an axis, an end frame displaceable axially on the housing, and a plurality of cylinders on the housing. Respective pistons having axially oppositely...
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5996393 |
Extrusion die for tungsten alloys
A method and apparatus has been developed for the work hardening of tungsten alloy rods while achieving a high degree of diametrical control. The method employs multiple extrusions through...
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5904062 |
Equal channel angular extrusion of difficult-to-work alloys
A method is described for producing homogeneous wrought microstructure during equal channel angular extrusion of difficult-to-work high temperature alloys that exhibit a high degree of flow...
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5897963 |
Composite wires and process of forming same
Disclosed Is a process for the fabrication of rare earth or rare earth alloy materials in the form of fine wires for refrigeration regenerator applications. The wire is a composite consisting of a...
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5894751 |
Shroud canister
A shroud canister for reducing the oxidation of extruded metal in an extrusion press. The shroud canister introduces a relatively inert substance which is gaseous at standard temperatures and...
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5855135 |
Horizontal metal extrusion press
A horizontal metal extrusion press has a pair of relatively stationary end plates spaced apart relative to a press axis and a plurality of spaced parallel tie rods extending parallel to the axis...
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5853553 |
Sacrificial anode and method of making same
A sacrificial anode and method of making a sacrificial anode are provided. The anode includes an extruded galvanically active metal rod and integrally formed end cap which has a cylindrically...
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5848545 |
Extruded material for expansion working and method of expansion working
An extruded material for expansion working comprising a main body having at least a plurality of straight portions and arcuate corner portions formed between the neighboring straight portions in...
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5826456 |
Method for extrusion of aluminum alloy and aluminum alloy material of high strength and high toughness obtained thereby
An aluminum alloy material of high strength and high toughness and a method for the production thereof are disclosed. The material of high strength and high toughness is produced by laterally...
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5600989 |
Method of and apparatus for processing tungsten heavy alloys for kinetic energy penetrators
A method of enhancing materials for flow localization and manifestation of adiabatic shear bands under high speed loading, comprising the steps of intensively plastically deforming a material at...
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5600990 |
Metal extrusion die stack and method
A steel extrusion apparatus is shown having an improved die stack with a direct cone geometry. The die stack includes a die holder with removable and replaceable die inserts. The die inserts are...
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5533375 |
Method for making seamless tubes from hollow billets
An apparatus and method for manufacturing seamless tubes from hollow billets that will not contain metal oxide, which may be introduced into the extruded metal tube from an oxide layer formed on...
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5513512 |
Plastic deformation of crystalline materials
A method of plastic deformation of metals, alloys and other crystalline materials for controlling their structure and texture comprises the steps of extruding a workpiece through two intersecting...
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