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4597792 Aluminum-based composite product of high strength and toughness  
High strength and high toughness are combined in an aluminum-based metallic product by dispersing particles of an aluminum-based metal having a toughness of at least about 20 foot-pounds through a...
4596760 Electrodeposition of chromium on metal base lithographic sheet  
Electrodeposition of chromium of selectively constituted crystalline character and grain texture on metal substrates, such as aluminum or steel base lithographic sheet to provide improved and...
4590132 Composite material reinforced with alumina-silica fibers including mullite crystalline form  
This composite material includes reinforcing alumina-silica fiber material in a metal matrix. The alumina-silica reinforcing fibers have principal components about 35% to about 65% by weight of...
4587177 Cast metal composite article  
A metal article such as a piston for a diesel engine has at least one portion which includes a matrix composite reinforced by inorganic ceramic fibers, wherein the density of fibers and/or the...
4574014 Process for manufacturing a formed contact part  
In the manufacture of a formed contact part of a metal alloy, wherein the formed part is shaped in one or more manufacturing operations without the removal of metal to produce a contact element,...
4565744 Wettable coating for reinforcement particles of metal matrix composite  
Metal matrix composite materials are formed from a reinforcing, submicron-particle material, such as SiC, which is not easily wettable by a matrix metal, such as Al, and therefore cannot be...
4562951 Method of making metallic glass-metal matrix composites  
A novel method is provided for producing metallic glass reinforced metal rix composites possessing good interfacial bonding between the metallic glass and the metal matrix without gross...
4557981 Article comprising a substrate having a hard and corrosion-proof coating thereon  
An article comprising a substrate having a hard and corrosion-proof coating thereon. The coating includes a thin metallic layer having an ultrafine distribution of hard materials and a particular...
4550063 Silicon nitride reinforced nickel alloy composite materials  
An erosion resistant composite material is described comprising silicon nitride rod reinforced nickel alloy, where the silicon nitride is cold pressed and sintered and substantially nonreactive...
4547435 Method for preparing fiber-reinforced metal composite material  
A fiber-reinforced metal composite material comprising a metal or alloy as the matrix and an inorganic fiber as the reinforcing material, characterized in that at least one element selected from...
4546049 Ornamental composite of a metal alloy surrounding a mineral powder core for use in spectacle frames  
An ornamental composite material has a covering of an Ni-, Au-, Ag- or Cu-base alloy, and a core of a mineral powder aggregate. A layer of a metal different from the metals of the alloy of the...
4546048 Composite thermal shield for engine components  
A composite thermal shield includes an external solid layer of heat and corrosion-resistant metal bonded to a permeable layer of metal. The composite is mechanically affixed to the substrate metal...
4544610 Heat-resistant spring made of fiber-reinforced metallic composite material  
A spring useful as various machine parts or elements for various machines and apparatuses, which is made of a fiber-reinforced metallic composite material comprising a matrix metal (e.g. a metal...
4536449 Reaction bonded silicon carbide artefacts  
A silicon carbide-silicon matrix composite incorporates unreacted coarse carbon particles (e.g. graphite particles) dispersed throughout the composite. The coarse particles are incorporated in a...
4534266 Composite armour plating  
The invention relates to composite metal armour comprising ceramic inserts arranged in a regular manner within a metal casting. To ensure that the ceramic inserts are arranged at regular intervals...
4533413 Reinforced material incorporating fine composite powder and method and apparatus for making the same  
A composite material made of a matrix of a first metal and reinforcing first particles with average particle diameter less than or equal to about ten microns dispersed in the first metal matrix,...
4526841 Fiber-reinforced metal composite material  
A fiber-reinforced metal composite material comprising a metal or alloy as the matrix and an inorganic fiber as the reinforcing material, characterized in that at least one element selected from...
4522889 Lightning protection composite material  
A carbon fibre or aramid fibre fabric in a matrix of thermoset plastic is coated first with a thin layer of nickel, then with a highly conductive second layer, and on the outside once more with...
4518661 Consolidation of wires by chemical deposition and products resulting therefrom  
Electrically conductive bodies and methods of using same are disclosed which generally incorporate the feature of wire crossing wire at multiple sites of mutual contact throughout the body with...
4515866 Fiber-reinforced metallic composite material  
A fiber-reinforced metal composite material comprising a reinforcing material and a matrix, said reinforcing material being inorganic fibers containing at least two components selected from carbon...
4500609 Thin film binary metallic eutectics  
A method for the preparation of aligned eutectics as thin films is provided. The components of the eutectic are deposited in overlying planar layers on a suitable substrate to form a preform and a...
4499156 Titanium metal-matrix composites  
Titanium alloy composites having substantially reduced reaction zones are provided which comprise a high strength/high stiffness filament such as silicon carbide, silicon carbide-coated boron,...
4490439 Superconductor with improved persistence characteristics  
In a multifilamentary superconductor, plural filaments are separated from one another by a ductile nonsuperconducting copper matrix. The niobium titanium filaments are arrayed through the copper,...
4482912 Stacked structure having matrix-fibered composite layers and a metal layer  
Herein disclosed is a stacked or laminated structure which is rigidly integrated by sandwiching a metal layer between a first matrix-fiber composite layer prepared to have as a whole a thermal...
4474861 Composite bearing structure of alternating hard and soft metal, and process for making the same  
A bearing structure having a substrate and a bearing surface of alternating, spaced, hard metal and soft metal areas is disclosed. The hard metal is metallurgically bonded to the base metal...
4469757 Structural metal matrix composite and method for making same  
A composite is produced by placing a reinforcement between foils of a superplastic metal alloy to provide stack. The stack is then heated to a temperature at which the metal alloy exhibits its...
4457979 Composite material including alpha alumina fibers  
A fiber reinforced metal type composite material. The reinforcing fiber is alumina fiber formed from at least 80% by weight alumina and the remainder silica, with the alpha alumina content of the...
4452865 Process for producing fiber-reinforced metal composite material  
A process for producing a fiber-reinforced metal composite material which comprises mixing an inorganic fiber with an aluminum alloy at a temperature of not lower than the melting point of said...
4450207 Fiber reinforced metal type composite material with high purity aluminum alloy containing magnesium as matrix metal  
A fiber reinforced metal type composite material is composed essentially of a mass of reinforcing fibers intimately compounded with a matrix metal. The reinforcing fibers are either alumina...
4444603 Aluminum alloy reinforced with silica alumina fiber  
A process for preparing a fiber-reinforced metal composite material which comprises (1) combining an inorganic fiber comprising alumina as the main component and silica as the secondary component...
4427993 Thermal stress relieving bimetallic plate  
A thermal matching element which exhibits high electrical conductivity and high thermal conductivity is used to join a heat generating semiconductor device with a heat transmissive electrically...
4427746 Ti-base material for eyeglass-frames and a method for producing same  
In production of a Ti-base materal for eyeglass-frames of a core and sheath construction by cladding, a combination of Ti or Ti-base alloy for the core and Ni or Ni-base alloy for the sheath...
4423120 Laminating method and article  
A method of laminating first and second metal sheets to one another, comprises the steps of superposing the metal sheets and including therebetween a layer of amorphous metal and laminating the...
4415635 Electric brush  
A multifiber electrical brush formed of an electrically conductive matrix material having plural electrically conducting fiber wires embedded therein and extending therefrom, wherein the fiber...
4409298 Castable metal composite friction materials  
Metal composites comprising a metallic matrix and discrete, non-metallic solid particles are useful as friction materials, and may be die-cast to form friction elements. The preferred metallic...
4409297 Composite superconductors  
A composite superconductor that comprises a first alloy selected from the class consisting of Nb-Sn-X, V-Ga-X, and V-Si-X wherein X is selected from the class consisting of yttrium, tellurium,...
4406393 Method of making filamentary reinforced metallic structures  
A method of making filamentary reinforced metallic structures is disclosed. The method uses a stack of workpieces having two principal opposed surfaces. At least one of the outer workpieces...
4404264 Multi-gauge strip  
An improved method and apparatus for the production of multi-gauge strip is disclosed wherein the multi-gauge strip comprises a first strip of metal having a first thickness and extending...
4404263 Laminated bearing material and process for making the same  
Laminated anti-friction bearing material and process for producing the same. Heterogeneous wire, containing both metallic and non-metallic elements or components, is atomized by an electric...
4401728 Composite material  
Composite material comprising a matrix of an alloy of about 64 percent by weight iron and about 36 percent by weight nickel or of a different alloy containing iron and nickel having a coefficient...
4400442 Fiber reinforced electroformed superplastic nickel-cobalt matrices  
There are provided fiber reinforced structures formed of one or more layers of reinforcing fibers contained in an electroformed, superplastic, nickel-cobalt matrix.
4383970 Process for preparation of graphite-containing aluminum alloys  
A process for preparation of graphite-containing aluminum alloys includes incorporating graphite particles into an aluminum containing melt. When the graphite particles are incorporated, floating...
4381336 Cast piece  
The weight of a cast piece, such as a brake caliper casting, is reduced by inserting a core element of lower density than the density of the moulded or cast material into those areas of the cast...
4374900 Composite diamond compact for a wire drawing die and a process for the production of the same  
The present invention relates to a composite diamond compact for a wire drawing die, in which a part or all of the circumference of a diamond sintered body is surrounded by a cermet consisting of...
4370390 3-D Chopped-fiber composites  
A low-cost composite structure, having near isotropic mechanical properties, produced by molding a matrix material with a reinforcing fiber element. The reinforcing fiber elements are comprised of...
4364300 Composite cored combat vehicle armor  
A light weight armor for combat vehicles, having at least three laminations f which at least the two outermost have the same mass, but with all having significantly differing densities and...
4358922 Metallic articles having dual layers of electroless metal coatings incorporating particulate matter  
Disclosed are processes and articles for composite electroless coatings comprising at least two distinct layers, the first layer comprising a metal and/or a metal alloy plus particulate matter and...
4354075 Electrical contact element and process for its manufacture  
An electrical contact element is made of material which is resistant to metal migration and which contains a major proportion by weight, at least two metallic components which are soluble in each...
4343867 Superconducting wire with improved strain characteristics  
A superconducting wire comprising a superconducting filament and a beryllium strengthened bronze matrix in which the addition of beryllium to the matrix permits a low volume matrix to exhibit...
4341823 Method of fabricating a fiber reinforced metal composite  
The present invention comprises a process of preparing metal matrix composites which are reinforced by ceramic or graphite fibers, wherein the fibers are pretreated; first by a nickel coating,...