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5812925 |
Low temperature bonding of materials
A method for joining a first metal surface to a second metal surface that includes providing powder metal particles substantially all of which have hardnesses lower than the hardnesses of the first...
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5812926 |
Process for hard facing a substrate
A hard facing alloy is applied to a surface of a substrate by making a mixture of at least two constituents whose net composition is the desired hard facing alloy composition. The constituents have...
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5805971 |
Method of producing three-dimensional forms
A method of producing a three-dimensional form includes the steps of spraying from at least one nozzle a gas including particles of materials having different properties onto a base surface to...
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5788142 |
Process for joining, coating or repairing parts made of intermetallic material
A process for joining two parts of which at least one is made of an intermetallic material comprises: mixing elemental powders to form an intermetallic compound of the same type as that of the...
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5762843 |
Method of making composite cermet articles
Methods for making, methods for using and articles having cermets, preferably cemented carbides and more preferably tungsten carbide, having at least two regions exhibiting at least one property...
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5765095 |
Polycrystalline diamond bit manufacturing
A method for manufacturing a PCD bit by isostatically or mechanically press forming a green on a metallic blank. A metallic blank is vertically suspended into a flexible vessel. Powder metal is...
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5759707 |
Flux-coated metal components
Metal structures, e.g. coolers or heat exchangers, can be produced by placing together metal components coated with solder, dipping them into a slurry of a flux, and soldering them by heating....
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5761592 |
Process for producing a sliding member and a process for producing a composite layer member
A process for producing a sliding member employs a base material having a covering surface and pores, and a layer material comprising a constitutive component for reacting with a constitutive...
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5724643 |
Lightweight high stiffness shaft and manufacturing method thereof
A high performance hybrid shaft for use in applications where high stiffness, high temperature capacity and lightweight are important. In one form of the present invention the hybrid shaft is...
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5722306 |
Method for making a pelletizer knife and blank
A method to produce a composite blank for a knife blade and, to produce knife blades from it. Each half of a pair of substrate halves has a groove filled with a powdered titanium carbide based...
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5710969 |
Insert sintering
A method of controlling chosen geometries in sintering operations uses an insert in the preform which is to be sintered, which insert can withstand sintering temperatures without distortion, and...
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5708955 |
Method of manufacturing a component for an electromagnetic friction clutch assembly
A method for manufacturing a component for use in an electromagnetically actuated clutch, such as an armature or a pole piece, having one or more flux breaks provided therein includes the initial...
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5690771 |
Electronic parts such as an inductor and method for making same
Electronic parts such as an inductor of improved connectivity between magnetic and conductive materials made by sintering the magnetic material under a condition where no accumulation is developed,...
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5678168 |
Two-layer solderable gold for thick film circuits
A system of two thick film pastes containing gold, in which the first paste is deposited directly onto a substrate, and the second is deposited directly onto the first, contain Cr 2 O 3 and Bi 2 ...
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5667903 |
Method of hard facing a substrate, and weld rod used in hard facing a substrate
A weld rod is prepared by placing a plurality of tungsten carbide/cobalt nuggets, preferably mixed with loose material, into a steel tube. The nuggets are previously sintered and have a generally...
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5659876 |
Method of producing washer having boss
A method for producing a washer having a boss comprises the following steps in the sequence set forth: (a) sprinkling powder of a bearing alloy onto a backing metal made of an iron-based alloy to...
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5652877 |
Aluminum alloys, substrates coated with these alloys and their applications
The present invention relates to alloys in which the essential constituent is aluminum, metal deposits produced from these alloys, substrates coated with these alloys and the applications of these...
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5641921 |
Low temperature, low pressure, ductile, bonded cermet for enhanced abrasion and erosion performance
This invention is directed toward a material which is used to coat or create a surface for machine cutting tools, all types of drill bit teeth, saw teeth, bearing surfaces valve seats, nozzles and...
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5623724 |
High power capacitor
A ceramic capacitor suitable for high energy density and high temperature application is disclosed. Such a capacitor is prepared by producing the selected ceramic powder via the sol-gel process...
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5620532 |
Method for manufacturing Nb.sub.3 Al group superconductor
In a method for manufacturing Nb 3 Al phase by a diffusion reaction of Nb 2 Al phase and Nb phase, a part of the Nb 2 Al phase is remained and dispersed in the Nb 3 Al phase homogeneously as...
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5564063 |
Method for manufacture of at least one micronozzle in an aerostatic bearing
A method for manufacture of at least one micronozzle in an aerostatic bearing, wherein at least one hole is placed into a compacted bearing surface from porous sintered material by means of a laser...
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5564064 |
Integral porous-core metal bodies and in situ method of manufacture thereof
A method for forming a gas-filled consolidated metal billet, involving preparing a metallic shell container, filling the shell with a metal core material and pressurized gas, and consolidating the...
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5553371 |
Method of manufacturing friction plates
A friction plate in the shape of a disc is used in a clutch device to transfer a rotational torque from a driving member to a driven member and has frictional thin films on its side surface. These...
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5540882 |
Method relating to powder metallurgical manufacturing of a body
The invention concerns a method relating to powder metallurgical manufacturing of a body having a through hole, for example a hollowed tool blank or thick-walled tube. The characteristic feature of...
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5534219 |
Method for producing multifilamentary niobium-tin superconductor
A method for producing a multifilamentary superconductor containing niobium-tin (Nb 3 Sn). A fully bonded niobium/copper composite billet is formed having a plurality of longitudinally extending...
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5531955 |
Method of manufacturing a metallic porous sheet having pores surrounded by a three-dimensional net-shaped framework of metallic layers
Process of imparting conductivity to a three-dimensional net-shaped porous sheet can be performed efficiently before carrying out electroplating process. Fine metallic powders are applied to the...
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5531957 |
Method for manufacturing a mounting object provided with a metallic heat-resistant two-dimensional fastener
A mounting object comprises a combination of a mounting object body wherein engaging portions of fastener elements of a metallic heat-resistant two-dimensional fastener are projected outside from a...
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5531956 |
Ribbed electrodes for molten carbonate fuel cells
A method for producing a ribbed electrode for a fuel cell including the steps of depositing a suspension of a powdered electrode metal onto the face of a substantially flat porous electrode metal...
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5523170 |
Repaired article and material and method for making
An article with a high temperature superalloy body having a directionally oriented microsuucture and a structural discontinuity, such as a crack, or surface erosion or wear portion, is repaired, to...
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5521016 |
Light weight boron carbide/aluminum cermets
Subject boron carbide to a passivation treatment at a temperature within a range of 1350° C. to less than 1800° C. prior to infiltration with a molten metal such as aluminum. This method allows...
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5482671 |
Method of manufacturing interlocking parts
A method is provided for manufacturing interlocking parts, in which at least one part is manufactured by powder injection molding. To compensate for the amount of contraction of one of the parts...
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5474736 |
Methods for manufacturing tubes filled with powdery and granular substances
A method for manufacturing tubes filled with powdery and/or granular substances comprising the steps of forming a metal strip into a tube, feeding powdery and/or granular substances into the tube...
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5470524 |
Method for manufacturing a blade ring for drum-shaped rotors of turbomachinery
A method is provided for manufacturing a bladed ring for drum-shaped rotors of turbomachinery, especially rotors for axial compressors of gas turbine engines. The bladed ring is to be manufactured...
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5455000 |
Method for preparation of a functionally gradient material
The invention provides a method for in-situ powder metallurgy processing of a functionally gradient material (FGM) which uses a preceramic polymer binder system with the metal and/or ceramic...
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5447680 |
Fiber-reinforced, titanium based composites and method of forming without depletion zones
Microcracks in fiber-reinforced/titanium aluminide matrix composite materials are inhibited by employing a matrix comprising a titanium aluminide alloy having (1) from ten to twelve atomic percent...
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5435965 |
Sputtering target and method for manufacturing same
A sputtering target is disclosed which includes a backing member of a cylindrical shape and a target material bonded onto an outer peripheral surface of the backing member by hot isostatic...
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5429791 |
Silver-high temperature superconductor composite material manufactured based on powder method, and manufacturing method therefor
An article and method of manufacture of a (Bi,Pb)--Sr--Ca--Cu--O superconductor comprising calcinating powders of superconductor precursors of PbO, Bi 2 O 3 , SrCO 3 or SrO, CaCO 3 or CaO in...
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5429876 |
Copper-lead based bearing alloy material excellent in corrosion resistance and a method of producing the same
Disclosed is a copper-lead based bearing material having excellent corrosion resistance, comprising a steel back metal and a bearing layer of a copper-lead based bearing alloy, the latter...
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5424138 |
Copper-alloy slide bearing for low-rigidity housing and method for producing same
A copper-alloy slide bearing for a low-rigidity housing having a three-layer structure of a steel back-metal, a copper-alloy layer and an overlay, the back metal containing 0.03 to 0.26% by weight...
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5415831 |
Method of producing a material based on a doped intermetallic compound
The method serves to produce a material based on a doped intermetallic compound. In carrying out the method, at least two differently doped powders each based on the intermetallic compound are...
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5415833 |
Method for forming molten carbonate fuel cell anodes
A method for forming molten carbonate fuel cell (MCFC) anodes by adjusting the reaction condition of pack cementation is disclosed. The method includes the steps of embedding a base metal sheet...
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5405571 |
Tape casting fiber reinforced composite structures
A fiber reinforced composite tape is made by casting a mixture comprising high temperature metal or intermetallic particles, substantially continuous ceramic fibers and a polymeric binder. The...
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5403670 |
Compound sleeve roll and method for producing same comprising chamfered axial ends
The crack-resistant compound sleeve roll having a shell portion made of a sintered alloy and a core portion made of steel is produced by (a) charging an alloy powder consisting essentially, by...
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5399312 |
Method for fabricating high-jc thallium-based superconducting tape
A process for fabricating Thallium-based superconducting tapes comprising the steps of: (1) preparing a powder mixture having a nominal composition of (Tl 1 -x-y Bi y Pb z )(Ba 2 -z Sr z )Ca 2 Cu...
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5399438 |
Stainless steel member and method of manufacturing stainless steel member
Disclosed is a stainless steel member with a high corrosion resistance suitable for a structural member used in highly corrosive environments, such as an edge seal plate of a molten carbonate fuel...
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5397050 |
Method of bonding tungsten titanium sputter targets to titanium plates and target assemblies produced thereby
A method of producing a sputter target assembly including a tungsten-titanium target attached to a titanium backing plate. The method includes consolidating a tungsten-titanium powder composition...
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5384088 |
Oxide superconductive material of T1 (thallium) and Pb (lead) system and method for manufacturing the same
Wire, bulk, film, etc. of a superconductive material is manufactured from a powdery precursor. The superconductive material has a superconductive crystal of 1223 phase and/or 1234 phase as a main...
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5376462 |
Thixoformable layered materials and articles made from them
A thixoformable material and a method for forming it are provided in which the material comprises a series of sequentially deposited layers of substantially metallic material, at least some of the...
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5370837 |
High temperature heat-treating jig
A high temperature heat-treating jig characterized by forming a tungsten layer or a tungsten alloy layer on the surface of a heat-resistant base to avoid discoloration and color shading during the...
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5366138 |
Wear resistant die face and method
A method to form a composite wear resistant die face of titanium carbide, tungsten carbide/cobalt alloy or similar material having a metal backing which is readily bondable to a substrate. Since...
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