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| Number | Title | Issue Date |
| 7210638 | Electric arc spraying system An electric arc spraying system includes a spraying gun for thermally spraying an inner surface of an object such as a cylinder block by blasting compressed gas substantially perpendicularly to the supplying direction of target wires. The spraying gun is rotated by ... | 05/01/2007 |
| 7201940 | Method and apparatus for thermal spray processing of medical devices The invention relates to devices for the treatment of heart disease and particularly to endo-arterial prostheses, which are commonly called stents. More particularly, the invention relates to methods of manufacturing and coating stents utilizing thermal spray proces... | 04/10/2007 |
| 7073974 | Process and apparatus for highway marking A system for forming and applying a coherent refractory mass on the surface of a road wherein one or more non-combustible materials are mixed with one or more metallic combustible powders and an oxidizer, igniting the mixture so that the combustible metallic particl... | 07/11/2006 |
| 7052202 | Process and apparatus for highway marking A process and apparatus for forming a coherent refractory mass on the surface of a road wherein one or more non-combustible materials are mixed with one or more metallic combustible powders and an oxidizer, igniting the mixture so that the combustible metallic parti... | 05/30/2006 |
| 6969214 | Process and apparatus for highway marking A process and apparatus for forming a coherent refractory mass on the surface of a road wherein one or more non-combustible materials are mixed with one or more metallic combustible powders and an oxidizer, igniting the mixture so that the combustible metallic parti... | 11/29/2005 |
| 6742719 | Twin wire electric arc metalizing device An electric arc metalizing apparatus includes a wire drive unit within a housing unit, a device for attaching at least two spools of wire within the housing unit such that the wire can be led through the wire drive unit, a spray gun spatially moveable with respect t... | 06/01/2004 |
| 6669106 | Axial feedstock injector with single splitting arm A feedstock injector for connection to a source of heated gas comprises a converging channel extending from the upstream end to the downstream end of the injector. A splitting arm extends diagonally within the converging channel, the splitting arm compris... | 12/30/2003 |
| 6517010 | System for injecting gas into a detonation projection gun The system for injecting gas for a detonation projection gun does not incorporate mechanical closing valves or systems for the supply of combustible gas or other inert additive compounds such as nitrogen, argol, helium or the like. On the contrary, the su... | 02/11/2003 |
| 6513728 | Thermal spray apparatus and method having a wire electrode with core of multiplex composite powder its method of manufacture and use A thermal spray or welding apparatus including a cored wire electrode with a sheath and a multiplex powder composite. The composite comprises micron-sized particles and sub-micron sized particles, including nano-scale particles, the particles mechanically... | 02/04/2003 |
| 6478234 | Adjustable injector assembly for melted powder coating deposition A powder injector assembly for delivering powder into an axial flow of heated gas of a powder coating applicator. The assembly includes a powder injector rotatable in a plane whose centerline is perpendicular to the gas flow for issuing powder thereto. An... | 11/12/2002 |
| 6431464 | Thermal spraying method and apparatus A thermal spraying method involves the creation of a coating comprising titanium wire in the presence of nitrogen. The apparatus of the invention comprises a nozzle which has a cylindrical throat, with feedstock guides which guide the feedstock wires to a... | 08/13/2002 |
| 6168828 | Labyrinth gas feed apparatus and method for a detonation gun A gas feed system for detonation gun apparatus having a labyrinth shaped gas path. The labyrinth is positioned between the fuel and oxygen supply and the combustion chamber of a detonation gun. The labyrinth allows the fuel and oxygen supply to flow into ... | 01/02/2001 |
| 6035940 | Portable fire fighting apparatus A fire fighting apparatus that is mounted to a window sill of the floor with a fire therein. The fire fighting apparatus comprises a substantially elongated conduit having an opening on its upper end, an anchor arm mounted from the opening on the conduit ... | 03/14/2000 |
| 5985373 | Method and apparatus for applying multi-layered coatings by detonation A method and apparatus for applying multi-layered coatings utilizing a detonation gun process. The present invention consists of multiple powder feeders (7, 8) attached to the barrel (13) of a detonation gun (2). The powder feeders (7, 8) are disposed at ... | 11/16/1999 |
| 5932293 | Thermal spray systems A thermal spray system includes a combustion unit connected to at least one port for supplying a flow of a combustible fluid from an external source of fuel and oxidant. The combustion unit includes a permeable burner block constructed to receive said com... | 08/03/1999 |
| 5791560 | Method and apparatus for spraying metal to form a coating An arc spray bead for uniformly distributing molten metal. The head includes a pair of contact tips, a primary nozzle and a plurality of side nozzles. Wire is fed through the contact tips into an arc zone where the wire tips are melted. The plurality of s... | 08/11/1998 |
| 5692678 | Flame spraying burner A flame spraying burner melts or partially melts with combustion heat, a spray material comprising a powdered fire-resisting material to thermally spray a damaged portion of a furnace wall or the like. The flame spraying burner includes a burner nozzle bo... | 12/02/1997 |
| 5614022 | Thermal spraying lining process for piston rings and nozzle for spraying A method and apparatus for coating piston rings by producing droplets of molybdenum and stainless steel from these materials in wire form which are sprayed, preferably in equal amounts to coat the outer surfaces of the rings. A plurality of rings are moun... | 03/25/1997 |
| 5452854 | Plasma spray apparatus The plasma spray apparatus for the coating of the inner walls of bores and tubes essentially comprises a housing, a supply member, a plasma gun shaft member and a plasma gun head member. The plasma torch created in the head member escapes transversely wit... | 09/26/1995 |
| 5285967 | High velocity thermal spray gun for spraying plastic coatings A high velocity, oxygen fuel ("HVOF") thermal spray gun for spraying a melted powder composition of, for example, thermoplastic componds, thermoplastic/metallic composites, or thermoplastic/ceramic composites onto a substrate to form a coating thereon. Th... | 02/15/1994 |
| 5120582 | Maximum combustion energy conversion air fuel internal burner A compressed air with or without water droplets in mist form and additional pure oxygen is passed over the radially exterior hot surfaces of an expansion nozzle having a L/D ratio of at least 3-to-1 and preferably surrounded by thermal insulation to enhan... | 06/09/1992 |
| 5082179 | Method of flame-spraying of powdered materials and flame-spraying apparatus for carrying out that method A flame spray directing means for connection to a flame spray nozzle of an autogenous flame-spraying apparatus for optimizing the working parameters of the apparatus including flame speed and kinetic energy is provided. The means comprises a hollow longit... | 01/21/1992 |
| 5047265 | Method of flame-spraying of powdered materials and flame-spraying apparatus for carrying out that method A method is provided for flame-spraying powdered materials onto a substrate by means of an autogenous flame-spraying apparatus of the type in which a combustion gas-oxidation gas mixture is produced and ignited at the outlet of a burner nozzle with the po... | 09/10/1991 |
| 4928879 | Wire and power thermal spray gun A thermal spray gun, for spraying wire and powder simultaneously at high velocity to produce a dense and tenacious coating, comprises a nozzle and a gas cap extending from the nozzle. Combustible gas is injected from the nozzle coaxially into the combusti... | 05/29/1990 |
| 4911955 | Forming refractory masses When forming a refractory mass on a surface a mixture of oxidizable particles and refractory particles in a comburent carrier gas is sprayed against that surface from an outlet of a lance. Thus on combustion of the oxidizable particles, sufficient heat is... | 03/27/1990 |
| 4835022 | Process and apparatus for coating components The invention relates to a process for the coating of components, wherein a plastic-containing layer is sprayed onto the surface of the components. During spraying, at least one mixture component consisting of a material other than plastic is added direct... | 05/30/1989 |
| 4805836 | Device for the thermal spray application of welding materials A device for the thermal spray application of welding materials comprises a jet focussing nozzle having an axis and defining an elongated, axially extending jet focussing channel having a feed-in end, and a burner nozzle in the pinch nozzle for directing ... | 02/21/1989 |
| 4674683 | Plasma flame spray gun method and apparatus with adjustable ratio of radial and tangential plasma gas flow A plasma gun has a hollow generally cylindrical anode nozzle member and coaxially disposed therein a cylindrical cathode member, the members co-acting to form an interior passage for plasma forming gas. At one end, within the body of the gun, the passage ... | 06/23/1987 |
| 4582254 | Device for the controlled multiple feeding of powder material Plural powders are supplied to one or more torches from different fluidized-powder zones, and plural independent lines through each of these zones enable each torch to be supplied with one or more independent lines of powder flow to the nozzle-discharge r... | 04/15/1986 |
| 4568019 | Internal burner type flame spray method and apparatus having material introduction into an overexpanded gas stream The products of combustion of compressed air and fuel fed to an internal burner issue through one or more orifices into a single large diameter expansion or nozzle bore open to the atmosphere. Solid rod or solid particle material to be sprayed is passed c... | 02/04/1986 |
| 4099481 | Apparatus for applying metal coatings to a metal substrate The apparatus of the invention employs a gas torch which has the feature of selective addition of metal powder to the gas flow. In use, the torch is caused to make a continuous succession of traverses of a workpiece region for preheating purposes and then... | 07/11/1978 |
