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JP2010018868A |
To provide a member provided with a surface layer in which a boron compound is finely precipitated on the surface, and to provide a method for producing the same.In the method for producing a member provided with a surface layer, B is di...
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JP4401326B2 |
To provide a sintered aluminum alloy with high strength and abrasion resistance, which has a narrow range of variation in strength by stably supplying particularly Zn into the alloy. A raw powder has a total composition comprising, by ma...
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JP4395855B2 |
Oxide dispersion strengthened ferritic or martensitic chromium steel production comprises austenitization of a martensitic structure and then slow cooling to transform austenite into ferrite. An oxide dispersion strengthened ferritic chr...
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JP4377175B2 |
Production of permanent integrated joints (2.3) between two oxide-dispersed metal components by welding involves: arranging the components (3.3, 4.3) to form an overlapping zone, heating to a temperature below the melting temperature, an...
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JP4368245B2 |
An iron-based sintered alloy having improved thermal and mechanical strength is provided. The iron-based sintered alloy with dispersed hard particles comprises: a matrix comprising, by weight, 0.4 to 2% silicon (Si), 2 to 12% nickel (Ni)...
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JP4367605B2 |
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JP4361739B2 |
The invention discloses a piston ring comprising a piston ring substrate with wear-resistant composition. The piston ring substrate comprises at least 50 volume%, of at least one intermetallic alloy, based on the total volume of the wear...
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JP4359476B2 |
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JP4351096B2 |
A method for the manufacture of a three-dimensional object includes the steps of forming a mixture that contains a binder and a least one of aluminium or a first aluminium-base alloy into a green composite, removing the binder from said ...
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JP4349521B2 |
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JP4349719B2 |
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JP4328052B2 |
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JP4325928B2 |
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JP2009191291A |
To provide a ceramic structure, while maintaining the mechanical and chemical properties of the body of a ceramic component, which includes a continuous low-frictional sliding layer, namely, a self-lubricating film only on the surface th...
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JP4321892B2 |
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JP4314675B2 |
A highly heat-conductive silicon carbide powder particularly useful for manufacturing heat-dissipating substrates and other members for semiconductor devices, and a silicon carbide-based composite material made with the silicon carbide p...
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JP4304921B2 |
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JP4304749B2 |
A member for semiconductor devices comprising a composite alloy of aluminum or an aluminum alloy and silicon carbide, wherein silicon carbide grains are dispersed in aluminum or the aluminum alloy in an amount of from 10 to 70 % by weigh...
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JP4299239B2 |
The present invention relates to a Cu-Sn-O alloy plating having an oxygen content of 0.3 to 50 at%, a copper content of 20 to 80 at%, and a tin content of 10 to 70 at% in the plating. The present invention provides a copper tin alloy pla...
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JP4294951B2 |
A process for producing sintered pellets made from blends of refractory metal and refractory metal nitride powders were found to have a higher fraction of intra-agglomerate pores than those made from the refractory metal or refractory me...
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JP4289867B2 |
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JP4287301B2 |
An abrasive material is formed by coating a substrate with an adhesive contacting the substrate with a quantity of hard abrasive particles (12) then removing all the particles not held by the adhesive. The substrate can have an adhesive ...
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JP4289926B2 |
Sprayed-coated sliding material (28) consists of molybdenum metal phase or molybdenum metal phase (10 volume% or more) and metal phase containing zinc, iron, nickel, cobalt, chromium and/or copper, and an alloy phase. The sliding materia...
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JP2009132976A |
To provide a sputtering target for depositing a perpendicular magnetic recording medium film having a low relative magnetic permeability which is used for depositing a magnetic recording film applied to a high density magnetic recording ...
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JP4279029B2 |
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JP4277582B2 |
To provide a copper composite material having a small thermal expansion coefficient and high thermal conductivity, a heat slinger for a semiconductor device using the same, and the semiconductor device. The composite material contains co...
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JP4272706B2 |
PCT No. PCT/EP97/00837 Sec. 371 Date Oct. 15, 1998 Sec. 102(e) Date Oct. 15, 1998 PCT Filed Feb. 21, 1997 PCT Pub. No. WO97/30808 PCT Pub. Date Aug. 28, 1997The invention concerns a material for the powder-metallurgical production from a...
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JP2009108335A |
To provide a manufacturing method of a Co-base sintered alloy sputtering target for forming a magnetic recording film of low relative magnetic permeability.In the manufacturing method of the Co-base sintered alloy sputtering target for f...
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JP4265853B2 |
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JP2009084577A |
To provide a fluorescent powder, and to provide a manufacturing method of the fluorescent powder.The fluorescent powder is a metal-containing powder such as metal oxide, borate or titanate, has a small particle size and a narrow particle...
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JP4253932B2 |
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JP4255877B2 |
A refractory metal-based alloy material exhibiting high strength and high recrystallization temperature includes a worked material obtained by carburizing, while using a carbon source and coexisted oxygen, a material containing nitride p...
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JP4252582B2 |
An object of the present invention is to provide a commutator or brush material for a small electric DC motor which enables a lengthened operating life of a spindle motor for a DVD controlled using a pulse current. A commutator material ...
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JP4249454B2 |
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JP2009511739A |
A titanium metal or a titanium alloy having submicron titanium boride substantially uniformly dispersed therein and a method of making same is disclosed. Ti power of Ti alloy powder has dispersed within the particles forming the powder t...
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JP4228444B2 |
To increase the thermal conductivity of the composite material by controlling the asepect ractio of particles essentially consisting of silicon carbide to the value above the specified one and allowing the thermal conductivity in the 1st...
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JP4221700B2 |
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JP4222157B2 |
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JP4223201B2 |
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JP4224445B2 |
A method of producing a carbon black composite material includes: a step (a) of mixing an elastomer and carbon black to obtain a composite elastomer; and a step (b) of mixing the composite elastomer and a matrix material to obtain a carb...
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JP2009033182A |
To provide a method for manufacturing a niobium capacitor high in capacitance, low in leakage current and excellent in high temperature characteristics and heat resistance.In a capacitor manufacturing method, a powder containing niobium ...
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JP4223935B2 |
Pulverulent material comprises mainly aluminum and contains manganese or calcium. 5-20 weight % of the metallic powder comprises manganese or calcium. The material additionally contains 5-15 weight % organic powder and 5-20 weight % cera...
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JP4215285B2 |
A self-lubricating sintered sliding member and its producing method, the member having excellent seizing resistance and wear resistance even in offset load and high load applications. The self-lubricating sintered sliding member is compo...
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JP4215126B2 |
A magnesium base composite material is provided such that compound particles generated by a solid-phase reaction with magnesium are uniformly dispersed in a magnesium alloy body. The compound particles dispersed in the body comprise magn...
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JP2009013426A |
To provide an effective material for producing a magnetic compacted product having good soft magnetic properties and high strength.A process for powder-metallurgical preparation of soft magnetic products having high tensile strength and ...
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JP2009013487A |
To provide a sliding component in which the wear resistance of a sprayed coating is improved, and to provide a sliding mechanism.The sliding component comprises: a metal base material having a sliding face 12; and a sprayed coating forme...
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JP4207218B2 |
A metal porous body having a skeleton which has a foam structure, composed of an alloy composed mainly of Fe and Cr and includes a Cr carbide and/or FeCr carbide uniformly dispersed therein. The metal porous bodies are obtained by prepar...
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JP4208689B2 |
A sintered component made of stainless steel with high corrosion resistance is obtained by preparing a perovskite composite oxide powder made of rare earth element, transition metal element and oxygen, and a stainless steel powder or a m...
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JP2009001862A |
To provide a sputtering target to be used in forming a film of a perpendicular magnetic recording medium having low relative magnetic permeability, which is used for forming a magnetic recording film to be applied to a high-density magne...
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JP2009001861A |
To provide a sputtering target to be used in forming a film of a perpendicular magnetic recording medium having low relative magnetic permeability, which is used for forming a magnetic recording film to be applied to a high-density magne...
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