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4560624 |
Magnetic recording media with a dual protective coating of silicon monoxide and chromium
Magnetic recording media possess, on a dimensionally stable base which may or may not be provided with a non-magnetic lower layer, a thin ferromagnetic metal layer on which a protective layer...
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4559279 |
Electrode on heat-resisting and isolating substrate
This invention provides an electrode on a heat-resisting and isolating substrate which is low-priced and has a stable character and the manufacturing process therefor. A paste which comprises 0.05...
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4559277 |
Ceramic and aluminum alloy composite
A ceramic-aluminum alloy composite in which residual stress between the ceramic and aluminum components is substantially eliminated and strong cohesion is provided between the components of the...
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4556608 |
Photomask blank and photomask
A photomask is fabricated by forming, in a photomask (hard mask) produced by forming a patternized film of a masking material comprising (a) a layer of metallic chromium and (b) a layer of chromium...
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4550062 |
Magnetic recording medium
A magnetic recording medium which comprises a first layer formed on a substrate and comprising Co; Co and Ni; Co and O; or Co, Ni and O, and a second magnetic layer formed on the first magnetic...
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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...
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4542077 |
Tin-free steel sheets having improved lacquer adhesion
This invention provides a tin-free steel sheet, having superior lacquer adhesion, comprising metallic chromium and chromium oxide coatings on a steel sheet, characterized in that the chromium oxide...
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4537837 |
Corrosion resistant metal composite with metallic undercoat and chromium topcoat
A coating composite provides extended corrosion resistance for substrate metals. The thin metallic undercoat of the composite contains combined metals. The heat curable and substantially resin free...
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4533605 |
Article such as jewelry or a wristwatch component having composite multi-film protective coating
The surface of a metal article which is exposed to the atmosphere and abrasion during normal use of the article is protected from scratches and/or corrosion during such use by a thin transparent...
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4532190 |
Metal-ceramics composite materials
A metal-ceramics composite material is produced by forming a metal film comprised of three layers on a ceramic substrate, and laminating a metal member thereon, the metal film comprising first...
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4520077 |
Process for the protection of galvanized steel rolled sections with a two layer chromium-chromate coating
A process is disclosed for the protection of steel rolled sections, in form of rolls, sheets or plates, already plated with zinc or zinc containing alloys, by means of one or more layers of an...
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4517217 |
Protective coating means for articles such as gold-plated jewelry and wristwatch components
The surface of a metal article which is exposed to the atmosphere and abrasion during normal use of the article is protected from scratches and/or corrosion during such use by a thin transparent...
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4511631 |
Metallic chromium-nickel-hydrated chromium oxide-coated tin free steel and process for the production thereof
Tin free steel having three layers consisting of a bottom layer of metallic chromium, a middle layer of metallic nickel and a top layer of hydrated chromium oxide on a steel base, and a method for...
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4511634 |
Solderable layer system
The invention refers to a corrosion-proof solderable system of layers which is applied to a support and is made of a solderable layer and a corrosion-protection layer covering the solderable layer...
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4508790 |
Tin free steel having an excellent weldability and its production method
Tin free steel having three layers consisting of a bottom layer of metallic chromium, a middle layer of nickel-zinc alloy containing 10 to 90 weight percent of zinc and a top layer of hydrated...
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4505760 |
Process for partial hot dipping of steel strips
A process for the partial hot dipping of a long steel strip is disclosed which comprises forming an oxidation-inhibiting film, oxygen-impermeable and thermally stable in a hot-dipping bath, which...
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4503130 |
Prestressed ceramic coatings
Structure coated with graded ceramic material and methods of coating application are disclosed. Techniques for maintaining low stress to strength ratios across the depth of the coating are...
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4501802 |
Hydrated chromium oxide-coated steel strip useful for welded cans and other containers
A hydrated chromium oxide-coated steel strip which has a satisfactory weldability and resistance to corrosion under a lacquer coating and which is useful for producing welded cans and other...
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4500610 |
Corrosion resistant substrate with metallic undercoat and chromium topcoat
A coating composite provides extended corrosion resistance for substrate metals. The thin metallic undercoat of the composite contains combined metals. The heat curable and substantially resin free...
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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...
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4497876 |
Corrosion resistant metal composite with zinc and chromium coating
A metal composite is provided extended corrosion resistance. Prior to joining the metals of the composite, at least one of the metals is provided with a metallic undercoat. This undercoat is then...
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4495254 |
Protectively-coated gold-plated article of jewelry or wristwatch component
The surface of a metal article which is exposed to the atmosphere and abrasion during normal use of the article is protected from scratches and/or corrosion during such use by a thin transparent...
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4495008 |
Process of making long-life thin metal plate for automobile bodies, and thin plate made thereby
Thin metal plate is cleaned and electrolytically pickled in an acid solution. A zinc layer is electrodeposited on one face of the plate, after which a chrome-chromic oxide coating is deposited on...
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4492740 |
Support for lithographic printing plate
Disclosed is a support for lithographic printing plate having an electrodeposited chromium layer on an iron material, characterized in that the surface of said electrodeposited layer has a shape in...
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4491622 |
Composites of glass-ceramic to metal seals and method of making the same
A composite comprises a first metal or alloy component having a thin refractory oxide layer on a first surface thereof. A second metal or alloy component has a second thin refractory oxide on the...
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4487812 |
Magnetic amorphous alloy sheet having a film thereon
The present invention relates to a magnetic amorphous alloy sheet having an improved insulating property and improved corrosion resistance. The present invention aims to provide a film which is...
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4485150 |
Metal ceramics composites and a method for producing said composites
Metal ceramics composites having high bonding strength wherein a metal body and a ceramics body are bonded through a bonding layer are produced by coating on the ceramic body a metallizing...
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4471017 |
High-temperature and thermal-shock-resistant thermally insulating coatings on the basis of ceramic materials
A high-temperature and thermal-shock-resistant thermal insulating coating based upon flame- or plasma-sprayed ceramic materials. The coating consists of several layer sequences essentially of the...
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4456662 |
Electrical contact piece
There is described an electrical contact piece made of a silver-metal oxide material as contact coating, a carrier made of copper, or iron and an intermediate layer which furnishes a high adhesive...
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4451496 |
Coating with overlay metallic-cermet alloy systems
A base layer of an oxide dispersed, metallic alloy (cermet) is arc-plasma sprayed onto a substrate, such as a turbine blade, vane, or the like, which is subjected to high temperature use. A top...
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4450209 |
Multi-layer surface-treated steel plate having zinc-containing layer
A multi-layer surface-treated steel plate comprises a zinc-containing plated layer, a lithium silicate film layer formed on said plated layer and an organic composite silicate film layer composed...
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4448855 |
Heat resistant reflector
The present invention is intended for a heat resistant reflector in which a light reflective metal is vacuum coated on a metal or inorganic material substrate and in which on the surface of the...
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4447503 |
Superalloy coating composition with high temperature oxidation resistance
Coatings for iron-, nickel- and cobalt-base superalloys and the resulting coated components having good high temperature oxidation resistance. The coatings consist essentially of, by weight, 5% to...
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4431710 |
Laminate product of ultra thin copper film on a flexible aluminum carrier
A copper-clad laminate having special utility in the production of high resolution printed circuit patterns is made by a method which includes as the step of forming an initial copper film by vapor...
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4431707 |
Plating anodized aluminum substrates
Nickel and copper are plated over a thick anodic coating on an aluminum substrate as a step in the manufacture of printed circuit board substrates.
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4416916 |
Thin film solar energy collector
A multi-layer solar energy collector of improved stability comprising: (1) a substrate of quartz, silicate glass, stainless steel or aluminum-containing ferritic alloy; (2) a solar absorptive layer...
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4411964 |
Composite coating steel sheets having good corrosion resistance paintability and corrosion resistance after paint coating
A composite coating steel sheet is disclosed which has good corrosion resistance, paintability and corrosion resistance after paint coating. The steel sheet comprises a plated base steel sheet,...
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4407899 |
Surface treated steel sheets for paint coating
A steel sheet with its surface prepared for paint coating is disclosed. The surface treated steel sheet comprises a base sheet, and an iron-zinc alloy film plated on the base sheet in an amount of...
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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 current...
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4401729 |
High-strength ceramic laminated tube and the production and use thereof
A high-strength ceramic laminated tube comprising an inner tube of ceramic material and at least one outer tube of a metal or ceramic material shrunken onto the inner tube is provided, e.g., a...
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4385943 |
Corrosion-resistant uranium
The present invention is directed to the protecting of uranium and uranium alloy articles from corrosion by providing the surfaces of the articles with a layer of an ion-plated metal selected from...
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4383003 |
Transfer lamination of copper thin sheets and films, method and product
A copper-clad laminate having special utility in the production of high resolution printed circuit patterns by either subtractive or semi-additive processing is made by vapor depositing a film of...
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4376806 |
Highly adhesive coatings for beryllia
Highly adhesive composites with an active tin alloy are obtained as coating on beryllia by depositing tin with, e.g. vanadium on beryllia, and heating in a carbon monoxide atmosphere of up to...
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4363854 |
Method for manufacturing workpieces having adaptation faces capable of withstanding extremely high surface pressures and temperatures, and product produced thereby
Manufacturing method and high-stress resistant product produced thereby. The method involves electro deposition by cathodic electrolysis of a thin metallic layer of the oxide of the metal...
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4352716 |
Dry etching of copper patterns
The use of a molybdenum diffusion barrier between a copper layer and a magnesium oxide dry etch mask to obtain and insure adhesion between the two.
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4327967 |
Heat-reflecting panel having neutral-color outer appearance
A heat-reflecting panel having a neutral-color outer appearance has a transparent film support, such as a glass pane, an interference film having a refractive index >2 disposed on the support, a...
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4321310 |
Columnar grain ceramic thermal barrier coatings on polished substrates
A coated article and method for producing the coated article are described. The article is coated with a system which provides protection against oxidation and corrosion and which significantly...
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4313760 |
Superalloy coating composition
Coatings for iron-, nickel- and cobalt-base superalloys. The coatings are applied in order to provide good oxidation/sulfidation and thermal fatigue resistance for the substrates to which the...
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4307156 |
Magnetic record member
An improved magnetic record member having a nonmagnetic disk base with a mirrored surface, a magnetic-metal thin-film medium formed on the disk base; an intermediate layer composed of an oxide of a...
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4303480 |
Electroplating of thick film circuitry
The improved circuit composite of the present invention is of the thick film type, but is readily solderable, weldable and bondable to wire without oxidizing. The composite comprises a refractory...
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