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| Number | Title | Issue Date |
| 7255260 | Assembly for the manufacture of a hollow mechanical part by diffusion bonding and superplastic forming, use of such an assembly and process for manufacturing such a mechanical part A method for manufacturing an assembly including a stack of at least two primary parts, the primary parts being joined together around their periphery with the exception of a place forming a passage so as to define between the two of them a cavity, and the primary p... | 08/14/2007 |
| 6511759 | Means and method for producing multi-element laminar structures The instant invention provides a means and method for producing multi-laminar elements, said elements being suitable for operation in high temperature, atmospheric or vacuum environments such as those which may be required when processing materials such a... | 01/28/2003 |
| 6471109 | Method and apparatus for soldering and soldering land of a printed circuit board A pair of soldering irons are fixed to a sliding plate at a predetermined interval. The soldering irons are integrally moved so as to reciprocate in a rectangular direction relative to a conveyor belt. One of the soldering irons is conveyed to a working p... | 10/29/2002 |
| 6045025 | Method and apparatus for soldering and soldering land of a printed circuit board A pair of soldering irons are fixed to a sliding plate at a predetermined interval. The soldering irons are integrally moved so as to reciprocate in a rectangular direction relative to a conveyor belt. One of the soldering irons is conveyed to a working p... | 04/04/2000 |
| 5593085 | Method of manufacturing an impeller assembly A method for determining the generation of a diffusion bond between two articles is disclosed. The two articles are sealed together to define a cavity therebetween. A vacuum is drawn in the cavity by means of an evacuation tube having a passageway. The pa... | 01/14/1997 |
| 5579988 | Clad reactive metal plate product and process for producing the same A cost effective process is provided for the production of a clad reactive metal plate composite that contains a complete metallurgical bond between a reactive metal or metal alloy backer plate and the cladding layer which is employed in the present inven... | 12/03/1996 |
| 5544805 | Method of producing a fibre-reinforced metallic circular part A method of producing a fibre-reinforced metallic circular part having a tral hollow, wherein the reinforcing fibres are disposed in the part in the vicinity of the hollow, comprises providing an annular metallic blank with a channel-sectioned groove ope... | 08/13/1996 |
| 5476209 | Process of preparing composite wire Disclosed is a process of preparing a composite wire which comprises sealing one end of a pipe to be employed as a jacket, inserting a bar to be employed as a core into the pipe and conducting a hot processing of the pipe while vacuum-sucking the pipe fro... | 12/19/1995 |
| 5297723 | Diffusion bonding turbine fan disc A method of making a titanium fan disc for a gas turbine engine comprises the steps of providing a pair of identical forged titanium cylinders each having a central bore and a flat end surface at right angles to its central axis, preparing the flat end su... | 03/29/1994 |
| 5284288 | Method of manufacturing an article by diffusion bonding A plurality of titanium sheets are assembled into a stack. One of the sheets is provided with a stop off material on one surface to prevent diffusion bonding at predetermined positions. The edges of the sheets are welded together and a pipe is welded to t... | 02/08/1994 |
| 5263638 | Method of manufacturing an article by superplastic forming and diffusion bonding and a vacuum chamber for use in processing workpieces for superplastic forming and diffusion bonding A stack of titanium sheets are placed on a worktable in a vacuum chamber. One of the mating surfaces of each pair of mating surfaces has had a stop off material applied in a desired pattern to prevent diffusion bonding. A pump evacuates the vacuum chamber... | 11/23/1993 |
| 5246160 | Method for roll-bonding of high-speed steel to mild steel, and bar produced thereby A method of manufacture of a bar by roll-bonding of medium-alloy or high-alloy steel to mild steel involves the use of a tip composed of alloyed steel obtained by powder metallurgy, in which the compacting gangue of the tip has been retained so as to form... | 09/21/1993 |
| 5215243 | Hot isostatic bonding process for repairing shafts A method for repairing drive shafts such that the corrosion stress cracking resistance is increased. More specifically, the drive shaft is removed from the facility in which it is being utilized. After removal, the region of the shaft experiencing crackin... | 06/01/1993 |
| 5188281 | Brazing procedure in inert atmosphere A brazing procedure including the steps of retaining a component (7) having a brazing section (2) therein by means of a die assembly (3, 4) which is compressed by a hot press (8), admitting (6) an inert gas into the component to produce an inert atmospher... | 02/23/1993 |
| 5183198 | Method of producing clad steel plate having good low-temperature toughness A method of producing clad steel plate comprises the steps of preparing an assembly slab by superposing a stainless-steel or nickel alloy cladding material onto base metal consisting essentially of, by weight, 0.020 to 0.06% carbon, 0.5% or less silicon, ... | 02/02/1993 |
| 5147086 | Preparation of capsule for use in isostatic pressing treatment A process for preparation of capsule for use in isostatic pressing treatment, the process comprising a first step of enclosing a material to be treated, such as ceramic, metal, resin, etc. with metallic foil having a thickness of from 30 to 300 μm, and a... | 09/15/1992 |
| 5060845 | Method for manufacture titanium clad steel plate A method for manufacturing titanium clad steel plate by forming a slab assembly having an alloy steel substrate, a titanium metal or alloy cladding on said substrate and a Ni-Cr alloy foil or film having opposed surfaces between said alloy steel and said ... | 10/29/1991 |
| 5031823 | Method of obtaining effective faying surface contact in vacuum brazing A method of obtaining effective faying in joining parts includes forming a first and second member into predetermined complementing shapes. The members are then placed together and sealed along a peripheral track to form a chamber between the members. The... | 07/16/1991 |
| 4899923 | High pressure bonding process Fabrication of the test structure is functionally illustrated in FIG. 9. More specifically, the first step in the process is to machine the cavity 40 in the third body of austenitic material 42, as functionally illustrated at reference numeral 80. After t... | 02/13/1990 |
| 4886203 | Method of producing by brazing bimetallic cylindrical articles A method of brazing of an outer carbon steel shell to an inner stainless steel shell, in which a stainless steel sheet material of the inner shell is rolled up with an overlap and arranged with a clearance inside the outer shell, braze material is placed ... | 12/12/1989 |
| 4881679 | Subassembly for use in manufacturing a tubular product A method of manufacturing an externally clad tubular product employing a tubular host such as steel, including the steps of plating the external surface of the tubular host with a low melting point bonding metal alloy, assembling a tubular clad member, su... | 11/21/1989 |
| 4881430 | Method of making heterogeneous blade-like metallic cutter member The method of making a heterogeneous, Damascus-type cutting blade, comprising forming an open metal enclosure, placing a stack of metal foils in the enclosure, placing a metal plate in the enclosure on top of the stack of foils, folding in portions of the... | 11/21/1989 |
| 4869422 | Subassembly for use in manufacturing a clad steel plate A method of cladding a base plate of carbon steel, including the steps of plating by electroless deposition the faying surface of the plate slab, positioning a cladding plate, on the the plated faying surface, welding both plates together at three edges t... | 09/26/1989 |
| 4815650 | Hydraulically activated welding flange An apparatus for welding a section of pipeline onto an existing pipeline, the process including the steps of cutting away the section of damaged pipeline; providing a apparatus insertable within each end of the existing line for venting off gas within the... | 03/28/1989 |
| 4811891 | Method of assembling vehicle body of two-wheeled vehicle and assembling apparatus therefor Vehicle body of a two-wheeled vehicle assembled by holding a plurality of center members on a center jig which may be movable between a setting station and a coupling station, setting side frame members on a pair of side frame jigs in a prostrate posture ... | 03/14/1989 |
| 4790471 | Method of cladding tubing and plate products A method of cladding a base plate of carbon steel, including the steps of plating by electroless deposition the faying surface of the plate slab, positioning a cladding plate on the plated faying surface, welding both plates together at three edges to for... | 12/13/1988 |
| 4775091 | Method of manufacturing the adapter of a multipole magnetic slab of a metal-working machine tool A method of manufacturing the adapter of a multipole slab includes assembling simultaneously a stack of alternating plates of magnetic steel and non-magnetic steel, a solder and a thin-wall steel container of which the walls sealingly enclose the stack of... | 10/04/1988 |
| 4765529 | Method of manufacturing an externally clad tubular product A method of manufacturing an externally clad tubular product employing a tubular host such as steel, including the steps of plating the external surface of the tubular host with a low melting point bonding metal alloy, assembling a tubular clad member, su... | 08/23/1988 |
| 4762268 | Fabrication method for long-length or large-sized dense filamentary monotapes A method for fabricating long-length and/or large-sized dense filamentary reinforced monotapes. The method comprises forming a layered sandwich of matrix foils or encapsulating sheets plus foils around a reinforcing mat of collimated fibers and sealing th... | 08/09/1988 |
| 4754911 | Method of manufacturing a large diameter internally clad tubular product A method of manufacturing an internally clad tubular product employing a tubular host such as steel, including the steps of plating the internal surface of the tubular host with a low melting point bonding metal alloy, inserting a tubular cladding member,... | 07/05/1988 |
| 4744504 | Method of manufacturing a clad tubular product by extrusion A method of manufacturing an internally clad tubular product employing a cylindrical host formed such as of a first nickel base alloy including the steps of plating the internal surface of the host with a low melting point bonding metal alloy, inserting a... | 05/17/1988 |
| 4695699 | Method of making composite member A composite member is made by fitting a functional member constituted by an aluminum composite material capable of providing a desired target function to a recess of a base material constituted by an aluminum alloy and provided with the recess on the surf... | 09/22/1987 |
| 4638939 | Method for producing a clad plate by rolling A method for producing a clad plate by rolling a cladding assembly formed of a cladding material and a base material to bond the cladding material with the base material. The bonding is effected by main rolling initiated at an essentially central portion ... | 01/27/1987 |
| 4638540 | Method for manufacturing railway wheels A method for manufacturing a railway wheel with a base material, a more wear-resistant layer at the part of the flange facing the wheel tread, and a layer in the tread which gives a high friction between wheel and rail which is relatively independent of t... | 01/27/1987 |
| 4620660 | Method of manufacturing an internally clad tubular product A method of manufacturing an internally clad tubular product employing a tubular host such as steel, including the steps of plating the internal surface of the tubular host with a low melting point bonding metal alloy, inserting a tubular clad member, suc... | 11/04/1986 |
| 4617726 | Maximum stiffness permanent magnet rotor and construction method A permanent magnet rotor construction technique resulting in a rotor having excellent stiffness characteristics and being capable of higher speeds and longer lengths is disclosed. The rotor is constructed using nonfusion bonding techniques whereby an inne... | 10/21/1986 |
| 4601087 | Method for cladding interior surfaces with externally prefabricated cladding material A method for cladding a corrosion resistant high alloy material on surfaces of crossed cavities in a vessel of a high strength metallic material forming a valve casing or the like, the method including the steps of prefabricating first and second cladding... | 07/22/1986 |
| 4598859 | Exhausting gas from a metal assembly Gases entrapped in a metal assembly are exhausted through a vent closed off by a metal or metal alloy which has a melting point below the temperature at which said assembly is hot rolled. The metal assembly is designed to bond dissimilar metals on hot rol... | 07/08/1986 |
| 4573629 | Method of production of cladding tube for nuclear fuel element A method of production of a cladding tube for a nuclear fuel element wherein a first hollow billet of a zirconium alloy and a second hollow billet of zirconium having a smaller outer diameter than the first hollow billet are formed by heat treatment, forg... | 03/04/1986 |
| 4471899 | Method for fabricating hollow cylinders of machines The invention is concerned with the object of providing an advantageous manufacturing method for a machine hollow cylinder subjected to high working pressure and pronounced erosion action, especially those used for plastic processing machines. To that end... | 09/18/1984 |
