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8163435 |
Porous body and production method
A porous body which has a density of from 40 to 70%, is formed from an Fe-based alloy and contains from 0.01 to 2% by weight of mixed oxide with at least one oxidic compound of one or more metals...
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8087567 |
Process for the low-deformation diffusion welding of ceramic components
A process for joining ceramic components, wherein the components which are to be joined consist of sintered nonoxide ceramic, and the components are brought into contact with one another in a...
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8071015 |
Process for producing porous metal body
Disclosed is a process of producing a porous metal body containing a metal component which is likely to be oxidized, by which process the amounts of residual carbon and residual oxygen therein are...
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8039175 |
Method for shrinkage and porosity control during sintering of multilayer structures
The present invention provides a method for producing a multilayer structure, comprising the steps of: providing a composition comprising a Fe—Cr alloy powder and at least one of the oxides of F...
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8029882 |
Porous silicon carbide and process for producing the same
A silicon carbide porous object includes silicon carbide as an aggregate and metal silicon as a binder, the particles of silicon carbide being bonded to one another so as to have pores thereamong....
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8025838 |
Process for producing sintered porous materials
The invention provides a process of making porous structures or materials, including the colloidal processing (e.g. slip casting, pressure casting, tape casting or electrophoretic deposition) of...
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8007713 |
Sintered composite machine part and manufacturing method thereof
Disclosed are a sintered composite machine part as a cylinder block for piston pumps or piston motors, and a manufacturing method thereof. The machine part has an air-tight main body of sintered...
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7976986 |
Sintered substrate and alkaline storage battery using the substrate
A sintered substrate is configured such that pores having a pore size (pore radius) of from 5 μm to 7 μm have a peak volume fraction with respect to the total pore volume of the sintered s...
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7968207 |
Method of producing and joining superalloy balls by means of brazing and objects produced with such joints
The invention relates to a method of producing and joining superalloy balls by means of brazing and to objects produced with such joints. According to one aspect of the invention, an alloy powder...
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7931856 |
Method of manufacturing crankshaft bushing
A method of forming a crankshaft bushing or similar component is provided. A compaction die is provided having an axial, generally cylindrical internal opening. An upper and a lower punch are...
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7883736 |
Endoprostheses having porous claddings prepared using metal hydrides
A process for making an endoprosthesis comprising: (a) applying a powder that includes a metal hydride to a surface of a metal endoprosthesis, or precursor tubing thereof; and (b) exposing the...
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7883661 |
Method for forming porous metal implants
A method for providing a porous metal implant. A mixture of a biocompatible metal, a spacing agent, and a binder is provided. The mixture is formed into a shaped the spacing agent is removed to...
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7871561 |
Artificial bone and method for producing the same
An artificial bone which is excellent in the ability to form bone in a living body, reliably thereof, and has high mechanical strength. The process comprises the steps of: mixing granules, composed...
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7854996 |
Sliding material and a method for its manufacture
A conventional Bi-containing sliding material sometimes underwent seizing in a sliding part operating at a high rotational speed. The present invention provides a sliding material which does not...
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7790253 |
Wear-resistive housing for a portable electronic device
The present invention discloses a wear-resistive housing for a portable electronic device. The housing is made of a wear-resistive plastic molding material, or made of a rigid or plastic material...
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7754140 |
Method and device for producing dimensionally accurate foam
A method for producing dimensionally accurate metal foam from a foamable, powder metallurgically produced metal semifinished product having a melting point >200° C. involving: the introduction of ...
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7749428 |
Method of manufacturing a clad material of bronze alloy and steel
A manufacturing method of a clad material composed of a bronze alloy and a steel is provided, including: scattering a bronze alloy powder on a steel back metal; sintering the bronze alloy powder to...
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7740795 |
Porous metallic scaffold for tissue ingrowth
The invention relates to implantable medical devices, particularly, to porous structures for such devices. In one aspect, the invention provides a porous metal scaffold comprising a porous metal...
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7713466 |
Valve acting metal sintered body, production method therefor and solid electrolytic capacitor
The invention provides a valve-acting metal sintered body for anode of a solid electrolytic capacitor, having a high capacitance, well impregnated with cathode material, and exhibiting excellent...
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7691447 |
Container made of a porous material and coated with precious metal nanoparticles and method thereof
A container made of a porous material and coated with precious metal nanoparticles is disclosed. The method of making it includes: adding precious metal nanoparticles and intermedium particles to a...
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7674426 |
Porous metal articles having a predetermined pore character
A porous metal article having a predetermined pore structure. The porosity is provided by the use of an extractable particulate in a powder forming route to create a desired porosity. Extraction of...
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7651657 |
Manufacturing of controlled porosity metallic tools
A process for making a metal tool having controlled porosity is disclosed. The process includes the step of preparing metal powder by gas atomization. The metal powder is filled into a metal...
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7648589 |
Energy absorbent material
A method for making a ductile and porous shape memory alloy (SMA) using spark plasma sintering, and an energy absorbing structure including a ductile and porous SMA are disclosed. In an exemplary...
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7635447 |
Method and apparatus for forming porous metal implants
A method for providing a porous metal implant. A mixture of a biocompatible metal, a spacing agent, and a binder is provided. The mixture is formed into a shaped the spacing agent is removed to...
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7625519 |
Method for manufacturing biomedical porous article
The present invention provides a method for manufacturing a biomedical porous article wherein communicability between the pores in the porous article is ensured and a desired porosity can be easily...
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7601295 |
Filter, liquid discharge head utilizing the same, and producing method therefor
A filter is formed by a sintered non-woven metal fiber cloth adapted to be installed in a liquid passage, and, in the filter, a substance sticking to the surface of metal fibers which is present in...
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7597840 |
Production of amorphous metallic foam by powder consolidation
The formation of amorphous porous bodies and in particular to a method of manufacturing such bodies from amorphous particulate materials. The method allows for the control of the volume fraction as...
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7553445 |
Manufacturing processes of sintered alloy and oil-impregnated sintered bearing
Disclosed is a manufacturing process of a sintered iron-copper base porous alloy and of an oil-impregnated sintered bearings, having the steps of: preparing a mixed powder comprising an iron...
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7537664 |
Laser-produced porous surface
A method of fabricating a porous or partially porous three-dimensional metal article for use as a tissue ingrowth surface on a prosthesis. The porous article is formed using direct laser remelting...
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7524361 |
Porous hydrogen separation membrane and method for preparing the same
Provided is a hydrogen separation membrane prepared by compression-molding metal microparticles having hydrogen adsorbing properties, wherein the microparticles are composed of 0.5 to 50% by weight...
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7485256 |
Method of forming sintered valve metal material
Methods of forming sintered valve metal are described. The methods involve sintering a valve metal such as tantalum or niobium in the presence of an iodine source. The method optionally includes...
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7481968 |
Method for preparing a sintered porous body of metal or ceramic
A novel method is disclosed for the preparation of a sintered porous body of a metallic or ceramic powder having a closed cell texture and a porosity as high as 95% or higher. The method comprises...
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7481969 |
Powdered metal magnetic filter and method for manufacturing same
The present invention provides a fluid filter comprising a magnetic substrate configured to allow passage of fluid therethrough, with the substrate manufactured from sintered powdered metal....
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7431987 |
Core-shell particles having non-polar outer surface and methods for producing a three-dimensional object from the particles
The invention relates to particles for producing a three-dimensional object by using layer-building methods (powder-based generative rapid prototyping methods), to methods for producing a...
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7422784 |
Silicon carbide based porous material and method for preparation thereof, and honeycomb structure
A silicon carbide based porous material (1) containing silicon carbide particles (2) as an aggregate and metallic silicon (3) as a bonding material and having a number of pores (5) formed by them,...
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7402277 |
Method of forming metal foams by cold spray technique
The present invention relates to a method of forming metallic foams using cold spray processing. The method allows for the formation of metallic foams on existing substrates as a layer. The method...
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7384252 |
Method for producing tire vulcanizing mold and tire vulcanizing mold
A 3-D solid model of a tire vulcanizing mold is constructed on CAD, lamination models the optimum value of the pitch of which is determined in consideration of molding accuracy and processing time...
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7381367 |
Aluminum electrolytic capacitor having an anode having a uniform array of micron-sized pores
A method for making an aluminum foil anode for an aluminum electrolytic capacitor. This invention also relates to an aluminum anode foil for use in an electrolytic capacitor as well as an aluminum...
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7374717 |
Method for producing intermetallic compound porous material
The present invention provides a method for efficiently producing an intermetallic compound porous material. Specifically, the invention provides a porous material production method comprising...
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7361300 |
Method of making extended area filter
Methods are provided for making a porous filter that is useful in polymer melt spinning. The methods include pressing particles, such as a metal powder, to form a filter having a filter body...
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7360309 |
Method of manufacturing microchannel heat exchangers
A heat exchanger device includes an extruded body that includes one or more layers of channels for coolant flow therethrough, the channels generally having inner diameters of between about 50...
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7351371 |
Method for the production of near net-shaped metallic and/or ceramic parts
A porous near-net-shape metallic parts with an open porosity of at least 10% by volume is made by first forming an injectable mass of a metallic powder of stainless steel, Ti, NiTi, or a titanium...
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7347967 |
Plastic system and method of porous bioimplant having a unified connector
The present invention relates to a system and a method of manufacturing a porous bio-implant having a connecting member integrally formed therewith, and more particularly, to a system and a method...
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7306642 |
High CTE reaction-bonded ceramic membrane supports
A porous ceramic support for a gas separation membrane formed by sintering a green body containing grains of a refractory ceramic oxide with a high coefficient of thermal expansion and grains of a...
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7306753 |
Method of making a thin porous layer
The aim of the invention is to produce a thin porous layer, with a defined porosity and also, a high strength. Said aim is achieved, whereby such a layer with open porosity is produced from a...
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7303724 |
Composite metallic materials and structures and methods of making the same
A composite material and method of making the same are disclosed. An example method for fabricating a composite material forms a core layer between opposing outer layers. The core layer includes a...
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7297271 |
Titanium powder sintered compact
Provided are a porous sintered compact suitable for a filter, a power feeder in a polymer electrolyte membrane type water electrolyzer, a current collector in a solid polymer fuel cell and in...
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7250134 |
Infiltrating a powder metal skeleton by a similar alloy with depressed melting point exploiting a persistent liquid phase at equilibrium, suitable for fabricating steel parts
A steel powder metal skeleton is infiltrated with an infiltrant composition similar to the skeleton, with an additional agent that depresses the melting point of the infiltrant relative to the...
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7211219 |
Oil-impregnant sintered bearing and manufacturing method thereof, and motor
The present invention is for providing an oil-impregnant sintered bearing, which can reliably preserve an oil film on a sliding face, and a method for manufacturing the oil-impregnant sintered...
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7195735 |
Porous sintered metal and filter thereof, and method for producing porous sintered metal
A porous sintered metal comprising voids at least partially communicating with each other, and pores provided in walls of the voids, the porous sintered metal having a BET surface area of 700...
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