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4216271 |
Composite diaphragm for speaker
A composite diaphragm for a speaker comprises a boron layer formed on a metal foil such as titanium foil, in which a layer of a low melting point metal such as aluminum or magnesium is interposed...
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4197360 |
Multilayer laminate of improved resistance to fatigue cracking
A multilayer bi-metallic laminate of improved resistance to the initiation nd propagation of fatigue cracking and fracture is obtained by intimately bonding, alternate sheets of the two metals one...
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4192479 |
Mine prop construction
A hydraulically operated mine prop made of light metal, comprises an outer prop portion and at least one telescopic inner portion with at least one of these portions being provided with a...
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4158283 |
Cable stress and fatigue control
Titanium aluminum, non-frangible structural wire, when assembled into axially symmetric and contrahelically wrapped cable has high fatigue strength and loading linearity for uniquely high work...
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4123594 |
Metallic coated article of improved environmental resistance
A metallic article is provided with improved resistance to high temperature environmental conditions, particularly hot corrosion resistance, through the interdiffusion with the article substrate of...
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4103075 |
Composite monolithic low-loss superconductor for power transmission line
A composite superconductor having both filamentary and film conductors for carrying the pure and impure components of direct current, respectively, or for alternating current, is disclosed,...
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4087589 |
Coated article
An article having an outer surface and an inner cavity, such as a hole or channel with a metallic inner surface, is provided with an inner metallic coating on the inner surface and, in one form, an...
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4082907 |
Thin molybdenum coatings on aluminum for solar energy absorption
A thin, adherent coating is described that is highly absorptive to solar energy and has a low emissivity for thermal energy, thereby being a useful selective surface for solar energy collection....
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4048382 |
High-wear-resistant composite machine element
A base metal, such as the aluminum or iron housing of a conventional rotary or reciprocating-piston internal combustion engine, and a sealing member applicable to the pistons or rotor thereof are...
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4042753 |
Composite conductor
A composite electrical conductor wherein a sheath of titanium, zirconium or tantalum or an alloy thereof, encasing a metallic core element, e.g. copper and aluminum and bonded thereto and having a...
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4013424 |
Composite articles
A high temperature corrosion resistant nickel-base alloy, e.g. for turbine stator blades in gas turbine engines, providing a good balance between mechanical strength, oxidation resistance and...
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4010965 |
Pipe joint for connecting different kinds of metallic pipes
A pipe joint for connecting an aluminum pipe to a stainless steel pipe, where the joint consists of washer layers of aluminum, titanium, nickel and stainless steel in this order, each being tightly...
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4010884 |
Method of fabricating a filament-reinforced composite article
A filament-reinforced composite article is fabricated from monolayer boron fiber tapes and laminates of titanium. The tapes which have the boron fibers attached to an aluminum foil are positioned...
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4008084 |
Metallic image forming material
A metallic image forming article comprising a support, an intermediate layer comprising Al and a metal having an ionizing tendency lower than that of Al, and a photosensitive resin layer on the...
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4005989 |
Coated superalloy article
A protective coating is provided on gas turbine engine type superalloys comprising an interlayer adjacent the superalloy substrate a principal protective element of which comprises an aluminide of...
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4002782 |
Process for depositing protective refractory metal coatings
The process of providing protective coatings of refractory metals and alloys on to any metallic base such as: iron, aluminum, chromium, cobalt, copper, nickel, magnesium, tin, titanium, or on to...
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3970433 |
Recording surface substrate
An improved substrate on which a cobalt-magnetic recording layer may be plated and a method for producing it. The substrate includes inner and outer nickel layers with an intermediate gold layer...
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3930899 |
Method of spraying molybdenum on aluminum or aluminum alloy
Herein disclosed is a metal spraying method, which comprises the steps of subjecting the surface of aluminum or aluminum alloy to zinc-substitution treatment so as to form a zinc layer in said...
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3926574 |
Molybdenum based substrate coated with homogeneous molybdenum trialuminide
Composites are disclosed consisting essentially of molybdenum-based substrates and a relatively thin, uniform continuous coating of molybdenum aluminide metallurgically bonded to the substrate. A...
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3907611 |
Method for making ferrous metal having highly improved resistances to corrosion at elevated temperatures and to oxidization
A method of making ferrous metal having highly improved resistances to corrosion and to oxidization, which comprises a step of hot-dipping a metallic workpiece in a molten aluminum or aluminum...
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3905828 |
Electrolytic processes and electrodes therefor
A method of forming a composite body comprising an elongate body of a film-forming metal such as titanium surrounded by a sheath of a precious metal which comprises the steps of forming an assembly...
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3874855 |
Composite shock resisting bodies
A shock resisting composite product characterized by maximum resistance with minimum density formed from a wrought alloy of aluminum having cells formed therein which are packed with a hard...
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3864093 |
High-temperature, wear-resistant coating
A high-temperature, wear-resistant coated article, and a process for making it, comprising a substrate having a coated layer of metal oxide particles, such as Al 2 O 3 , substantially uniformly...
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3857682 |
HIGH TEMPERATURE RESISTIVE AND DRY LUBRICATED FILM SURFACES
A high particulate energy level deposited composite film build up is presented with a layer atomically bonded to the substrate carrier material and graduated hardness material film layers including...
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3857683 |
PRINTED CIRCUIT BOARD MATERIAL INCORPORATING BINARY ALLOYS
A novel printed circuit board material in the form of a layered stock comprising an insulating support, at least one layer of electrical resistance material adhering to said support, and a layer of...
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3837066 |
METHOD OF EXTRUDING ALUMINUM COATED NB-TI
This invention provides a billet and a method for shaping the same for the production of composite superconductor wire composed of at least one high yield strength superconductor core surrounded by...
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3813764 |
METHOD OF PRODUCING LAMINATED PANCAKE TYPE SUPERCONDUCTIVE MAGNETS
A superconductive magnet comprises superconductive coiled layers; diffusion shielding coiled layers, between which the superconductive coiled layer is put; stabilizing conductor coiled layers,...
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3807008 |
CHEMICAL VAPOR DEPOSITION COATINGS ON TITANIUM
A process for coating titanium-containing substrates with a dense, adherent, chemically vapor deposited coating by initially effecting a protective, adhesion-promoting, intermediate layer of the...
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3798011 |
MULTILAYERED METAL COMPOSITE
Interlayers of malleable tantalum-, columbium-, aluminum-, or titanium-base metals are employed between layers of high-yield-strength aluminum-, titanium-, or zirconium-base metals and dissimilar...
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3793071 |
TITANIUM WELDING ELECTRODE
A titanium welding electrode which consists of a titanium rod, an oxidation-resistant metal coating on the rod, and an arc-stabilizing additive. The additive is a metal of the group which consists...
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3778895 |
METHOD OF FABRICATING AN ALUMINUM CLAD MULTIPLEX SUPERCONDUCTOR
An aluminum clad multiplex superconductor comprises an aluminum alloy cladding and a multiplex superconductor inserted into the cladding and is constructed with a plurality of unit superconductors...
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3720257 |
METHOD OF PRODUCING CARBON FIBER-REINFORCED METAL
A method of producing carbon fiber-reinforced metal wherein the carbon fibers are first coated with nickel, the coated fibers are then combined with a melt of the metal heated in a crucible under a...
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3713211 |
METHOD OF FABRICATING A SUPERCONDUCTING MAGNET
This invention relates to a superconducting magnet formed of layers of serially connected helices of superconducting material on non-superconducting substrates. Each superconducting layer is...
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3668391 |
TUNGSTEN HALOGEN LAMP HAVING IMPROVED SEAL OF MOLYBDENUM ALUMINIDE
A tungsten halogen lamp has molybdenum ribbon connectors embedded within a press seal of the lamp. A molybdenum lead-in wire extends from each ribbon connector externally of the press seal. The...
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3663191 |
DIAMOND TOOL AND METHOD OF MAKING THE SAME
A grinding and cutting tool comprised of diamond particles bonded to a support base member by the process of vapor deposition to form a metal lattice matrix chemically bonded to a surface of the...
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3656919 |
COMPOSITE METAL HAVING A NICKEL ALLOY BASE WITH A DIFFUSED COATING
A method of producing a sulfidation and oxidation resistant coating upon nickel base alloys, and article produced thereby wherein chromium and aluminum-silicon layers are imposed upon the base and...
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3653852 |
COATED FERROUS SUBSTRATE
A steel sheet has a composite coating thereon comprising a layer of chromium 5 to 100 microinches thick contiguous to the steel and a layer of aluminum 100 to 1,500 microinches thick contiguous to...
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3650826 |
METHOD FOR PRODUCING METAL CONTACTS FOR MOUNTING SEMICONDUCTOR COMPONENTS IN HOUSINGS
A method for producing metal contact layers for mounting semiconductor components in a housing, particularly those made by the planar technique. The semiconductor component surface to be contacted...
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3649225 |
COMPOSITE COATING FOR THE SUPERALLOYS
Improved operating lifetimes are provided for the superalloys through use of a composite coating comprising a chromium or chromium-rich interlayer adjacent the superalloy substrate surface and an...
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3640755 |
COATINGS FOR AUTOMOTIVE EXHAUST GAS REACTORS
Process for producing sheet metal substrates having high corrosion and erosion resistance to hot exhaust gases of internal combustion engines by A. melt spraying a coating about 125-250 microns...
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3634926 |
METHOD OF FORMING A COMPOSITE METAL BY ROLLING AND RECRYSTALLIZATION
The disclosure teaches a process for obtaining composite metal articles and the article obtained thereby wherein a first metal component has a recrystallization temperature under 500° F. and a...
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3620692 |
MOUNTING STRUCTURE FOR HIGH-POWER SEMICONDUCTOR DEVICES
The structure includes a thick member having a thermal expansion coefficient closely matching that of the device, and a thin metal layer having high thermal diffusivity disposed on the thick...
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3616301 |
PROCESS FOR THE ELECTROLYTIC FORMATION OF ALUMINUM COATINGS ON METALLIC SURFACES IN MOLTEN SALT BATH
Metallic surfaces are electrolytically coated Aluminum aluminum in a molten salt bath containing aluminum chloride. Aluminum metal is used as an anode and a metallic surface as a cathode. Hydrogen...
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3615279 |
METAL COMPOSITE HAVING AN ALUMINUM ALLOY LAYER BONDED TO A TITANIUM ALLOY LAYER
There is disclosed a high-strength metal composite made of at least one layer of heat-treatable aluminous metal bonded to a layer of titanium alloy which is susceptible to strengthening by heating...
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3578743 |
ALUMINUM COATED COLUMBIUM BASE ALLOYS
This invention provides protective coatings for columbium alloys. The coatings comprise columbium aluminide modified by titanium and one or more of the following comodifiers Cr-, V-, Mo-, and...
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3571907 |
METHOD OF CLADDING A METAL SURFACE
Aluminum cladding of zirconium alloy pressure tubes for nuclear reactors reduces the hydrogen pickup of the tubes. Cladding is achieved by heating in air both the aluminum and the alloy and stretch...
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3551247 |
LAMINATED VACUUM COATED TITANIUM STRUCTURAL MATERIAL
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3544706 |
ELECTRICAL CONDUCTOR CONFIGURATION PROVIDING LENGTH STABLE WITH TEMPERATURE
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3538231 |
OXIDATION RESISTANT HIGH TEMPERATURE STRUCTURES
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3537827 |
FLEXIBLE SUPERCONDUCTIVE LAMINATES
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