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4098923 |
Pyrolytic deposition of silicon dioxide on semiconductors using a shrouded boat
Silicon dioxide is pyrolytically deposited by the reaction of silane with oxygen on vertically mounted substrates in an evacuated system. A standard diffusion furnace equipped with a furnace tube...
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4088510 |
Magnesium oxide dynode and method of preparation
A layer of near stoichiometric magnesium oxide on a conducting substrate forms a dynode. The dynode is formed by preparing a layer of oxidized magnesium on a conducting substrate, heating the...
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4081573 |
Method for preparing superconductive Nb.sub.3 Sn layers on niobium surfaces for high-frequency applications
A method for preparing superconductive Nb 3 Sn layers on niobium surfaces for high frequency applications in which a defined reaction zone which contains a tin source and the niobium surface is...
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4051270 |
Method of measuring vapor deposited coating thickness
The temperature of a substrate to be vacuum vapor coated is measured immediately before its is passed over a source of coating metal vapor and immediately after the vapor has condensed on it....
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4041198 |
Apparatus and method for forming water stops on insulated pipe
Apparatus usable in combination with means for extruding a waterproof plastic sheath on foam coating on the exterior of pipe, for reducing the diameter of the plastic sheath adjacent the pipe...
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4024303 |
Method of applying a firmly adherent metallic coating to titanium and titanium alloy
A structural part made of titanium and/or titanium alloy is given a surface treatment by sandblasting or chemical pickling and is provided with a protective film of a strong reducing agent such as...
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4015029 |
Selenium and selenium alloy evaporation technique
A coating composition and method for vacuum coating inorganic photoconductive material onto a suitable substrate or backing through utilization of the compositions and irradiation heating devices.
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4001461 |
Method of producing electrode units for plasmatrons
A method of producing electrode units for plasmatrons, according to which a direct-current arc is struck between a tungsten electrode and a melt, so that the electrode acts as a cathode, prior to...
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3995076 |
Progressive felting of filter elements
A method for progressively vacuum forming a fibre batt about a porous member whereby, accretion, consolidation and dewatering of the batt occurs under constant vacuum conditions and includes...
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3992164 |
High-wear resistant composite seal
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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3991232 |
Method of manufacturing an electrically insulated coil
A method of manufacturing an electrically insulated coil having excellent insulation characteristics and high reliability using a vacuum-pressure impregnation process comprises the step of...
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3969552 |
Process for impregnating porous articles
Porous articles impregnated with certain anaerobic polymerizable sealants and having a coating of such sealant on their surface can have such coating removed by dissolving the sealant in an aqueous...
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3968273 |
Method of making electrode for preparing hydrogen peroxide
A method of making an electrode for preparing hydrogen peroxide, according o which active carbon during application of heat is mixed with a binder and a hydrophobic substance of addition. The thus...
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3959557 |
Wear-resistant, nonabrading tic article and process for making
A wear-resistant, nonabrasive metal article, such as a thread guide, comprising a plain carbon steel substrate with a thin, dense, continuous coating of titanium nitride, having a thickness of...
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RE28820 |
Method of making an electrode having a coating containing a platinum metal oxide thereon
A method of making an electrode for use in an electrolytic process. The electrode has a core of a film-forming metal and a layer having at least a part of the outside portion of the thickness...
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3928672 |
Process for providing a hard coating to magnetic transducing heads
A method of increasing the normal life of a contact type magnetic transducing head by applying a hard coating of silicon monoxide to that portion of the surface of the head that comes in contact...
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3924036 |
Method of continuous casting
Apparatus for a process of continuously casting metals by passing a metal core member upwardly through a container of molten metal, and thereby accreting and solidifying molten metal on the core...
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3922396 |
Corrosion resistant coating system for ferrous metal articles having brazed joints
Ferrous metal articles, such as stainless steel aircraft components, e.g. turbine vanes, vane/shrouds and the like, characterized by at least one brazed joint, in which the braze is a non-ferrous...
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3914467 |
Method of making resin encapsulated electric coil
A gelling agent such as dibenzylidene-D-sorbitol is admixed with a low viscosity epoxy or unsaturated polyester resin in addition to a usual curing agent for the resin to cause the resin to...
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3896042 |
Low temperature, low pressure hydrogen gettering
The invention relates to the gettering of hydrogen and its isotopes, the gettering materials being painted or coated onto, or otherwise disposed in an area or volume from which hydrogen is to be...
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3895137 |
Method of plating articles having small clearances or crevices
A method for plating articles, particularly chains, having small clearances or crevices formed by closely spaced article surfaces to be plated. A plating solution is applied to the article, the...
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3891784 |
Method of preparing oxidation resistant brazed joints
Diffusion-alloying of aluminum into copper brazed joints and structures, particularly for turbine engine regenerator cores.
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3876464 |
Water and gas blocked logging cable
Method and apparatus for forming a stranded core electrical cable such as well logging cable that is water and gas-blocked by virtue of having all of the interstices of the inner stranded conductor...
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3871902 |
Method of coating a spacecraft shell surface
A method of treating the surface of a spacecraft or solar panel for contring the absorption and emission of energy.
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3850668 |
IMPREGNATION OF GRAPHITE WITH RUTHENIUM COMPOUNDS
The invention described in this specification concerns the impregnation and/or coating of a body of graphite or carbon with ruthenium metal or a ruthenium compound or both. The method comprises...
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3811939 |
METHOD FOR THE MANUFACTURE OF HETEROGENEOUS PENETRATION COMPOUND METAL
In a protective gas atmosphere, at least one metal of high vapor pressure (diffusion metal) is admitted as an alloying component through diffusion into the impregnating metal of lower melting point...
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3804662 |
PROCESSES FOR THE PRODUCTION OF ALLOYS
A process for producing bulk alloys as engineering materials is carried out in a vacuum vessel and includes evaporating the constituents and depositing them upon a collector in such a way that the...
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3767454 |
METHODS OF MANUFACTURING WATERPROOF CABLE
A cable core having stranded twisted pairs of insulated conductors is moved axially through a series of in-line chambers having interconnecting dies to facilitate the evacuation of air from voids...
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3755885 |
METHOD OF FORMING A SEALING COATING ON A METALLIC MEMBER
A hermetic sealing coating is formed on a surface of a metallic element to be brought into sealing contact with another element by pressing the first element against a metal member in a vacuum at a...
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3728149 |
CHROMIZING PROCESS
In a method of forming a corrosion resistant coating on steel strip, the strip is coated on at least one side with a uniform distribution of a chromium-containing metal powder and a considerably...
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3722071 |
BRAZING POWDER DEPOSITION METHOD
Apparatus and method, in preferred form, particularly adapted for evenly depositing a brazing powder at the interface of a honeycomb sheet and a substrate. The apparatus is comprised of a head...
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3551188 |
METHOD OF LINING CYLINDERS
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3544486 |
REFRACTORY BODIES CONTAINING ALUMINUM NITRIDE,BORON NITRIDE AND TITANIUM BORIDE
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3531321 |
IMPREGNATING COILS,WINDINGS OR INSULATING MATERIALS WITH DIGLYCIDYL-O-PHTHALATE OF HIGH EPOXIDE CONTENT AND CURING
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3516850 |
PROCESS FOR METAL COATING A HYDROGEN PERMEABLE MATERIAL
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3514314 |
METHOD FOR COATING POLYTETRAFLUOROETHYLENE ON MATERIAL
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3508955 |
METHOD OF MAKING SELF-LUBRICATING FLUORIDE-METAL COMPOSITE MATERIALS
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3506481 |
CLOSELY MATCHED SINUSOIDAL SHAPED RESISTOR ELEMENTS AND METHOD OF MAKING
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3505094 |
TITANIUM-IRON EUTECTIC METALIZING
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3503797 |
INSULATING METHOD FOR ELECTRICAL MACHINERY AND APPARATUS
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3492152 |
METHOD OF VACUUM VAPOR DEPOSITING A MATERIAL ON A SUBSTRATE INCLUDING RECONSTITUTION OF DECOMPOSED PORTIONS OF THE MATERIAL
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3478413 |
ALUMINIDE COATING BRAZE STOP-OFF
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3476529 |
REINFORCED IRON BASE ALLOYS CONTAINING BORON FIBERS
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3447975 |
BILAYER PROTECTIVE COATING FOR EXPOSED P-N JUNCTION SURFACES
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3443308 |
METHOD OF LUBRICATING BLIND HOLES
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3419418 |
Method and apparatus for spot coating metal sheet
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3386839 |
Drafting lead and method of preparation
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3368925 |
Treating zinc plates of zinc-silver oxide battery
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3317286 |
Composite superconductor body
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3309302 |
Method of preparing an electron tube including sputtering a suboxide of titanium on dielectric components thereof
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