Matches 201 - 250 out of 374 < 1 2 3 4 5 6 7 8 >
Match Document Document Title
5690844 Powder feed for underwater welding  
An apparatus and method feeds weld material to an underwater plasma transferred arc welding torch. The weld material comprises a powder, which can be entrained in a fluidizing gas flow. The weld...
5679409 Method for lubricating glass molds, plungers and the like  
A method for lubricating glass contacting surfaces of glass forming equipment is disclosed. The method comprises the steps of delivering MAPD gas to a venturi at a low pressure, preferably below 10...
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...
5635254 Plasma spraying method for forming diamond and diamond-like coatings  
A method and composition for the deposition of a thick layer (10) of diamond or diamond-like material. The method includes high temperature processing wherein a selected composition (12) including...
5628882 Method for sputter deposition of a chromium, carbon and fluorine crystalline films  
System and method for plasma-assisted deposition of optically transparent, crystalline chromium/carbon/fluorine films are described using a chromium metal source and an argon/fluorocarbon plasma....
5618770 Process for the production of powder catalysts  
Magnesium chloride, titanium chloride and at least an electron donor are introduced in a plasma torch. These chlorides being in solution or in suspension in a liquid that can be an electron donor....
5609921 Suspension plasma spray  
The plasma spray method produces a material deposit on a substrate to form either a protective coating of a near net shape body, or produces a powder of a given material. The material is supplied...
5593558 Oxygen concentration detector  
An oxygen concentration detector includes a one-end closed cylindrical oxygen sensing element having an inside electrode, outside electrode provided on the inner side and outer side respectively,...
5573682 Plasma spray nozzle with low overspray and collimated flow  
An improved nozzle for reducing overspray in high temperature supersonic plasma spray devices comprises a body defining an internal passageway having an upstream end and a downstream end through...
5571575 Laser shock method utilizing light absorbing material  
A laser shock processing method by which a light absorbing material is evaporated by irradiation of laser light and a shock is applied to a metallic workpiece by utilizing an increase in pressure...
5571332 Electron jet vapor deposition system  
A gas jet film deposition system includes a source of thermionically emitted electrons which are accelerated through carrier gas and generate He ions by impact ionization. The resultant electron...
5569495 Method of making varistor chip with etching to remove damaged surfaces  
A method of making varistor chips is disclosed. A workpiece of varistor material is sliced into slices of varistor material. The slices are in turn diced to make the varistor chips. The chips are...
5562841 Methods and apparatus for treating a work surface  
A work surface, e.g. an integrated circuit, is treated with a plasma jet. The work surface is shielded from an ambient medium by a shielding gas jet directed to create a shielded zone around the...
5556558 Plasma jet converging system  
Plasma jets are converged in encircling relationship about a common axis along which a reactant stream is introduced. The reactant stream is confined by the converging and confining plasma jets the...
5556442 Method for fabricating an optical waveguide  
A process for forming film structure using Flame Hydrolysis Deposition (FHD) in which (1) glass soot is deposited on a substrate via FHD to form a first porous vitreous layer having a first bulk...
5543170 Desorption mass spectrometric control of alloy composition during molecular beam epitaxy  
System and method for controlling alloy composition during molecular beam epitaxy growth of group III-V ternaries at high substrate temperature or under any conditions which give rise to...
5536574 Oxidation protection for carbon/carbon composites  
The oxidation protection for a surface of a carbon/carbon composite substrate having a primary protective coating previously formed thereon is improved by applying to said surface a layer of a...
5531590 Shock-stabilized supersonic flame-jet method and apparatus  
A supersonic flame jet device includes a body having an entry portion of relatively small cross-sectional area, an expanding supersonic nozzle section and a cylindrical duct of extended length...
5529809 Method and apparatus for spraying molten materials  
A metal spray apparatus is provided with a supersonic nozzle. Molten metal is injected into a gas stream flowing through the nozzle under pressure. By varying the pressure of the injected metal,...
5528010 Method and apparatus for initiating electric arc spraying  
A method and apparatus for initiating arc spraying is disclosed. The invention includes feeding the wires to an arc at a predetermined rate, for a predetermined length of time. Thereafter the wires...
5523048 Method for producing high density refractory metal warhead liners from single phase materials  
A process for producing high density refractory metal warhead liners from near net shape blanks. A shaped mold is filled with pure or solid solution molybdenum or tungsten powders. The powders may...
5520334 Air and fuel mixing chamber for a tuneable high velocity thermal spray gun  
A method and apparatus are provided for operating a small diameter thermal spray gun to thermal spray a coating onto a substrate. A liquid fuel and regeneratively heated air are swirled together...
5508097 Plasma spray masking tape  
A masking tape for use in masking a part in a high velocity oxy-fuel (HVOF) plasma spray process. The tape is formed from a fabric which is tightly woven from yarns of aramid fibers. A silicone...
5491023 Film composition  
A metallized multilayer film made from a polymer substrate, preferably polypropylene, is modified by a maleic anhydride modified propylene polymer which can be located on a surface of the substrate...
5489449 Coated particles of inorganic or metallic materials and processes of producing the same  
A particle of an inorganic or metallic material which is coated on the surface with ultrafines of an inorganic or metallic material. The coated particle is produced by introducing the particles of...
5486383 Laminar flow shielding of fluid jet  
A process and system for shielding a turbulent fluid stream, comprising emitting a laminar flow of a shielding gas transversely to the flow direction of the turbulent fluid stream preferably from a...
5466906 Process for coating automotive engine cylinders  
A method for coating the internal cylinder bores of a cast aluminum engine block comprising the steps of casting an engine block of aluminum alloy, thermally spraying a wear-resistant coating onto...
5456951 Thermal spray coating chamber and method of using same  
A method for applying a thermal spray coating onto a substrate (24) includes the steps of providing chamber apparatus (10) including a chamber (16) having a gas flow assembly (23) that includes a...
5455078 Method of roughening and coating the contact surface of a valve lifter  
After primary blasting is applied to the outer circumferential surface of a cylindrical valve lifter the upper end of which is closed with an abrasive to form a rough surface, a secondary blasting...
5453303 Low substrate temperature deposition of diamond coatings derived from glassy carbon  
A process for depositing a diamond coating on a substrate at temperatures less than about 550° C. A powder mixture of glassy carbon and diamond particles is passed through a high velocity...
5439714 Method for thermal spraying of an inner surface  
In order to effect thermal spraying of an inner surface at an optimal thermal spray distance depending upon thermal spray conditions, a method for thermal spraying of the inner surface includes the...
5436426 Fixture and method for cooling tubular substrate during thermal spraying  
A cooling fixture for thermal spraying includes a rotatable tubular member for supporting a tubular substrate such as for an oxygen sensor. A cooling tube extends from the tubular member into an...
5427823 Laser densification of glass ceramic coatings on carbon-carbon composite materials  
Alumino-silicate glass-ceramic coated carbon-carbon composite and graphitic substrates having resistance to oxidation and thermal cycling. The coatings are fabricated from plasma-sprayed powders of...
5426003 Method of forming a plasma sprayed interconnection layer on an electrode of an electrochemical cell  
A dense, substantially gas-tight, electrically conductive interconnection layer is formed on an air electrode structure of an electrochemical cell by (A) providing an electrode surface; (B) forming...
5420391 Plasma torch with axial injection of feedstock  
A plasma torch incorporating an arc forming a chamber in which a cathode cooperates with an anode to form a plasma arc. A splitter is connected to the arc forming chamber and comprises a plurality...
5408066 Powder injection apparatus for a plasma spray gun  
A powder injection apparatus for a plasma spray gun includes a block having channelling therein for liquid coolant. A powder port extends through the block in proximity to the channelling so as to...
5391440 Method of forming a leak proof plasma sprayed interconnection layer on an electrode of an electrochemical cell  
A dense, substantially gas-tight, electrically conductive interconnection layer is formed on an electrode structure of an electrochemical cell by: (A) providing an electrode structure; (B) forming...
5384164 Flame sprayed coatings of material from solid wire or rods  
A plasma jet or a supersonic flame jet emanating from an internal burner combusting compressed air and fuel is applied to a solid rod coaxially within the flame or plasma jet to heat, atomize and...
RE34806 Magnetoplasmadynamic processor, applications thereof and methods  
Embodiments of magnetoplasmadynamic processors are disclosed which utilize specially designed cathode-buffer, anodeionizer and vacuum-insulator/isolator structures to transform a working fluid into...
5372857 Method of high intensity steam cooling of air-cooled flame spray apparatus  
A flame spray device of the internal burner type has a fuel and oxidizer mixture combusted within a combustion chamber feeding products of combustion to a discharge nozzle passage of reduced inner...
5362523 Method for the production of compositionally graded coatings by plasma spraying powders  
The method for preparing a coating with a continuous compositional gradient includes introducing at least first and second powders into a plasma torch at separately controllable variable feed rates...
5357075 Plasma systems having improved thermal spraying  
Apparatus for delivering heated powder to the plasma gun of the thermal spray plasma system includes a hollow heater tube coupled between a powder feeder and the plasma gun and a power supply...
5356673 Evaporation system and method for gas jet deposition of thin film materials  
A method and apparatus for depositing thin films of materials such as metals, oxides and nitrides at low temperature relies on a supersonic free jet of inert carrier gas to transport vapor species...
5356672 Method for microwave plasma assisted supersonic gas jet deposition of thin films  
A thin film is formed on a substrate positioned in a vacuum chamber by use of a gas jet apparatus affixed to a vacuum chamber port and having an outer nozzle with an interior cavity into which...
5344696 Electrically conductive laminate for temperature control of aircraft surface  
A laminate coating comprising a durable outer ply which is resistant to abrasion and impermeable to water, bonded to and through a conductive layer of fibers and an integrally enveloping adhesive...
5340615 Method to produce non-stressed flame spray coating and bodies  
A high temperature flame spray or plasma effects thermal spray impact of molten materials against a target area of a surface to be built up, which molten particles, when cooled, are in tension, and...
5340604 Method for manufacturing a composite vapor deposition film  
This invention relates to a composite vapor deposition film composed of a plurality of elements and a method for manufacturing the same. A composite vapor deposition film is produced by having a...
5340023 Plasma spraying method and apparatus  
A plasma flame flowing to a substrate around a beam of melt droplets is trimmed by spraying a refrigerant on the periphery of the plasma flame in the direction which allows the refrigerant to...
5330798 Thermal spray method and apparatus for optimizing flame jet temperature  
An internal burner combusting an oxy-fuel or air-fuel mixture, or a plasma heat source providing a supersonic flame jet which when expanded to atmospheric or lower pressure is characterized by a...
5294462 Electric arc spray coating with cored wire  
A method is disclosed for the electric arc spraying of powder-filled cored wires to apply hard, wear-resistant coatings to various substrates. Inert gas, preferably nitrogen, is supplied to the arc...
Matches 201 - 250 out of 374 < 1 2 3 4 5 6 7 8 >