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Excess enthalpy upon pressurization of nanosized metals with deuterium
A method for producing excess enthalpy by impregnating metallic precursors on an oxide support that reduces sintering and particle growth; drying the impregnated support at a temperature where the particle growth is minimal; reducing the metallic precursors at a second temperature where the particle growth results in supported metallic particles 2...

Crimped leadwire for improved contact with anodes of a solid electrolytic capacitor
A capacitor containing a solid electrolytic capacitor element that includes a sintered porous anode body and an anode lead assembly is provided. The lead assembly is electrically connected to the anode body for connection to an anode termination. The lead assembly contains at least a first lead wire comprising at least...

Solid electrolytic capacitor containing multiple sinter bonded anode leadwires
A capacitor containing a solid electrolytic capacitor element having a porous anode body and an anode lead assembly is provided. At least one wire of the lead assembly is electrically connected to the anode body for connection to an anode termination. The lead assembly contains first and second lead wires embedded...

Method of preparing silver-based electrical contact materials with directionally arranged reinforcing particles
A method of preparing silver-based electrical contact materials with directionally arranged reinforcing particles includes steps of: (1) preparing composite powders with Ag coating on the reinforcing phase by chemical plating coating; (2) granulating; (3) placing the granulated powders and the matrix silver powders into the powder mixer for mixing; (4) cold-isostatically...

Method and apparatus for sintering flat ceramics
A method and apparatus for sintering flat ceramics using a mesh or lattice is described herein....

Plant for producing cement with central grinding unit
A plant for producing cement, having a first stage for crushing raw material to form raw powder, a second stage for calcination and sintering of the raw powder to form cement clinker, a third stage for cooling the sintered cement clinker, and a fourth stage for crushing the sintered cement clinker...

Multi-stage fluid flow control device
A control valve which includes a uniquely configured seat ring outfitted with flow passages adapted to operatively interact with a valve plug in a manner providing prescribed pressure reduction characteristics in a fluid flowing through the flow passages. The seat ring of the control valve of the present invention is preferably...

High-rigidity ceramic material and production method therefor
Disclosed is a boron carbide-based ceramics material which has a high density and a high specific rigidity, but additionally with excellent processability, and a production method for the boron carbide-based ceramics material. Specifically, the high-rigidity ceramics material contains boron carbide in an amount of 90 to 99.5 mass %, wherein at...

Method and apparatus for sintering flat ceramics
A method and apparatus for sintering flat ceramics using a mesh or lattice is described herein....

Carbon friction materials
Sintered, carbon friction materials are made from fibrous materials that are impregnated with resins prior to sintering. Preferably, non-woven fibrous materials are impregnated with phenolic resin and sintered at 400 to 800° C. The resulting material has an open porosity above 50 percent by volume....

Generatively produced turbine blade and device and method for producing same
The present invention relates to a method for producing gas turbine components, in particular aircraft turbine components, preferably low-pressure turbine blades, from a powder which is sintered selectively in layers by locally limited introduction of radiant energy, wherein the sintering is carried out in a closed first housing (), so that...

Radiofrequency and other electronic devices formed from enhanced resonant frequency hexaferrite materials
Radiofrequency and other electronic devices can be formed from textured hexaferrite materials, such as Z-phase barium cobalt ferrite Ba3Co2Fe24O41 (Co2Z) having enhanced resonant frequency. The textured hexaferrite material can be formed by sintering fine grain hexaferrite powder at a lower temperature than conventional firing temperatures to inhibit reduction of iron. The...

Sintered ferrite magnet and its production method
A sintered ferrite magnet having a main phase composed of ferrite having a hexagonal, M-type magnetoplumbite structure, a grain boundary phase containing Si and Ca with a lower atomic ratio of La than in said main phase, and a third phase containing La at a higher atomic ratio than in said...

Rare-earth permanent magnet and method for manufacturing rare-earth permanent magnet
There are provided a rare-earth permanent magnet and a manufacturing method thereof capable of preventing deterioration of magnet properties. In the method, magnet material is milled into magnet powder. Next, a mixture is prepared by mixing the magnet powder and a binder made of long-chain hydrocarbon and/or of a polymer or...

Method for fabricating piezoelectric composite material and piezoelectric power generating device
The invention relates to a method for fabricating piezoelectric composite material comprising steps of mixing a piezoelectric ceramic powder, an adhesive, a cross-linking agent, a lubricant and a plasticizer to form a slurry; extruding the slurry to form a piezoelectric ceramic green fiber; sintering the piezoelectric ceramic green fiber to form...

Roller press
A roller press, in particular for processing highly abrasive materials, includes at least two press rollers, each of which is provided with a wear protection layer arranged on a base body. The wear protection layer includes plate-shaped and pin-shaped wear resistant material elements. The plate-shaped, wear resistant material elements are applied...

Method for forming a copper wiring pattern
There is provided a method wherein a surface treating agent, which is essential for making copper particles antioxidative and dispersing the copper particles in the prior art, is hardly used, but copper particles, which cause little electromigration and are small in the price rate of material itself, are used to form...

Transparent polycrystalline material and production process for the same
Upon producing a transparent polycrystalline material, a suspension liquid (or slurry ) is prepared, the suspension liquid being made by dispersing a raw-material powder in a solution, the raw-material powder including optically anisotropic single-crystalline particles to which a rare-earth element is added. A formed body is obtained from the suspension liquid...

Starting material for a sintered bond and process for producing the sintered bond
The invention relates to a starter material for a sintering compound, said starter material comprising particles which at least proportionally contain an organic metal compound and/or a precious metal oxide, the organic metal compound and/or the precious metal oxide being converted during heat treatment of the starter material into the elemental...

Method of making polycrystalline diamond material
A method for making polycrystalline diamond material comprises providing a plurality of diamond particles or grains, coating the diamond particles or grains with a binder material comprising a non-metallic catalyst material for diamond, consolidating the coated diamond particles or grains to form a green body, and subjecting the green body to...

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Sintering patents



      
           
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