Class / Patent application number | Description | Number of patent applications / Date published |
228193000 | Diffusion type | 22 |
20080217385 | Tool for Diffusion Bonding of Multi Sheet Metal, Method of Manufacturing Structural Part Using the Same, and Structural Part Manufactured Using the Method - A method of manufacturing a structural part through diffusion bonding in solid state without secondary materials after stacking multi-sheet metal and a tool thereof are disclosed. The tool for diffusion boding of multi-sheet metal includes a top tool having a top gas inlet, a central tool coupled to the top tool for installing the multi-sheet metal inside the central tool, a bottom tool coupled to the central tool for supporting the multi-sheet metal and having a bottom gas inlet and a vacuum path for making a vacuum state or an inert gas environment, and a sealing plate interposed between the top tool and the central tool. | 09-11-2008 |
20080230589 | APPARATUS AND METHOD FOR CONNECTING A COMPONENT WITH A SUBSTRATE - An apparatus for connecting a component with a substrate by means of diffusion soldering in a closed evacuated chamber is disclosed. The component and the substrate to be connected are displaceable separate from one another in the chamber, and the chamber comprises a combined transfer and pressing unit being displaceable between the current position of the component and the current position of the substrate, for placing and pressing the component on the substrate. The combined transfer and pressing unit comprises a rotatable element, which, in response to the placing and pressing of the component on the substrate, assumes an angle between the normal of the lower side of the component to be connected and the pressing direction of the component, the angle corresponding to the angle between the normal of the substrate surface area to be connected and the pressing direction of the component. | 09-25-2008 |
20080296354 | STAINLESS STEEL OR STAINLESS STEEL ALLOY FOR DIFFUSION BONDING - The present invention relates to stainless steel sheets which would be useful in semiconductor processing and in other applications which require high purity fluid handling. The invention also relates to a method of selecting and processing such sheets. | 12-04-2008 |
20090159647 | Method for bonding glassy metals - A method for bonding two glassy metal pieces, includes: (a) disposing the glassy metal pieces in an environment such that the surrounding of the glassy metal pieces is heated to a working temperature within a common supercooled liquid region of the glassy metal pieces; and (b) pressing one of the glassy metal pieces against the other of the glassy metal pieces under an elevated pressure while maintaining the working temperature for a suitable period of time so as to subject the glassy metal pieces to undergo solid state diffusion at an interface therebetween. | 06-25-2009 |
20130175328 | DIFFUSION BONDING MACHINE AND METHOD - An example diffusion bonding machine includes a support structure configured to receive first and second die sets. A heat transfer device is arranged near the support structure and is configured to transfer heat relative to the die sets. A mechanism is configured to separate the die sets from one another during heat transfer. In one example method of diffusion bonding, heat is transferred relative to a space between die sets. The die sets are supported on the support structure, and a load is applied to the die sets to diffusion bond a component within each of the die sets. | 07-11-2013 |
20130175329 | DIFFUSION BONDING MACHINE AND METHOD - An example diffusion bonding machine includes a support structure configured to receive first and second die sets. A heat transfer device is arranged near the support structure and is configured to transfer heat relative to the die sets. A mechanism is configured to separate the die sets from one another during heat transfer. In one example method of diffusion bonding, heat is transferred relative to a space between die sets. The die sets are supported on the support structure, and a load is applied to the die sets to diffusion bond a component within each of the die sets. | 07-11-2013 |
20150343547 | FIXTURE FOR HIGH TEMPERATURE JOINING - A fixture may include a plurality of alloy pressure pads shaped to contact a component to be brazed or diffusion bonded, a plurality of springs, and at least one alloy support. In some examples, each spring of the plurality of springs is shaped to have a substantially constant stress throughout the spring. The plurality of springs may be between and contacting the at least one alloy support and the plurality of alloy pressure pads to exert spring forces on the plurality of alloy pressure pads. In some examples, the plurality of springs include a plurality of silicon nitride springs. | 12-03-2015 |
20150380197 | METHOD FOR ASSEMBLING AN ELECTRON EXIT WINDOW AND AN ELECTRON EXIT WINDOW ASSEMBLY - A method for assembling an electron exit window of an electron beam generating device comprises arranging a foil support plate on a housing of the electron beam generating device, bonding a window foil to a frame along at least one continuous bonding line, thus creating an exit window sub-assembly, and attaching the exit window sub-assembly onto the housing. | 12-31-2015 |
20160031035 | METHOD FOR BONDING STAINLESS STEEL MEMBERS AND STAINLESS STEEL - A method for bonding stainless steel members includes: contacting a first stainless steel member with a second stainless steel member that has a strain exceeding 50% reduction; and heating the first and second stainless steel members to a re-crystallization initiation temperature or higher, after the contacting. | 02-04-2016 |
20160114423 | METHOD FOR PRODUCING A STAINLESS STEEL DIFFUSION-BONDED PRODUCT - A method for producing a stainless steel diffusion-bonded product provides a stainless steel material diffusion-bonded product having excellent reliability of the bonded portion by using a direct method, which includes directly contacting stainless steel materials with each other to unify the materials together by diffusion bonding. At least one of the stainless steel materials to be contacted is dual-phase steel having an austenite transformation starting temperature Ac | 04-28-2016 |
228194000 | Using intermediate diffusion facilitating material | 12 |
20080230590 | METHOD FOR FABRICATING DISSIMILAR MATERIAL JOINTED BODY - A method for producing a bonded body of different materials of the present invention is a method for producing a bonded body of different materials ( | 09-25-2008 |
20090072010 | JOINING METHOD AND RESULTANT ARTICLE - A method of manufacturing an article by diffusion bonding, the method comprising the steps of assembling first and second component parts having a joint therebetween; sealing the joint against infiltration by solid particulate material, without causing phase change of the component parts; and applying heat and isostatic pressure via a solid particulate material to form a consolidated joint by diffusion bonding. | 03-19-2009 |
20090152330 | Dental material for attaching a cast metal structure to a metal coping in the preparation or repair of a dental restoration - A dental material composition for attaching a metal structure to a dental coping in the preparation or repair of a dental restoration which includes a component of high-fusing temperature metal particles in a range of between 1-10 weight percent, a component of low fusing temperature metal particles having a melting temperature below the melting temperature of the high-fusing particles in excess of at least 90 weight percent and preferably above about 95 weight percent of the total composition with the low fusing temperature metal particles composed primarily of gold, a small measure of borate fluxes in a range of between 0.1 to 2.0% by weight of the total composition and a volatile binder. | 06-18-2009 |
20090206147 | METHOD OF PRODUCING ELECTRICAL CONNECTIONS FOR AN ELECTRICAL ENERGY STORAGE UNIT - The invention relates to a method of producing electrical connections for an electrical energy storage unit ( | 08-20-2009 |
20100038410 | SECURING METALLIC OBJECTS - A method and apparatus are disclosed for securing a first metallic target object to a further metallic target object. The apparatus includes a heating element for heating a bonding interface region between juxtaposed portions of a first and further metallic target object, at least one chamber body portion securable around the interface region to form a chamber region surrounding the interface region, a pump member for at least partially removing oxygen from the chamber region and a target object locating unit arranged to locate portions of the first and further target objects in a juxtaposed position. | 02-18-2010 |
20100147929 | METHOD FOR JOINING METALS - A method for joining two large metal surfaces together by inserting a gasket or coating between two sheets of metal and heating to a temperature above the eutectic temperature of gasket or coating and the metal surfaces. This heating will cause the metal surfaces to fuse weld together while being heated to a point below their melting point | 06-17-2010 |
20110233263 | METHOD FOR BONDING A TANTALUM STRUCTURE TO A COBALT-ALLOY SUBSTRATE - A method for bonding a porous tantalum structure to a substrate is provided. The method comprises providing a substrate comprising cobalt or a cobalt-chromium alloy; an interlayer consisting essentially of at least one of hafnium, manganese, niobium, palladium, zirconium, titanium, or alloys or combinations thereof; and a porous tantalum structure. Heat and pressure are applied to the substrate, the interlayer, and the porous tantalum structure to achieve solid-state diffusion between the substrate and the interlayer and between the interlayer and the porous tantalum structure. | 09-29-2011 |
20130020378 | METHOD FOR BRAZING METAL PARTS - A method of forming a brazed joint is provided in which a surface portion of a first metal part is placed in contact with a surface portion of a second metal part to form a contact area therebetween, and the first and second metal parts include copper, silver and/or gold as the primary base metal(s) and at least the surface portion of the first metal part is a modified alloy of the primary base metal(s) having 0.5-12 wt. % phosphorus as a modifier. The surface portion of the first metal part is heated to a temperature sufficient to cause the phosphorus to wet the surface portion of the second metal part and to flow a low melting portion of the first metal part into the contact area by capillary attraction to form the brazed joint between the first and second metal parts. | 01-24-2013 |
20130181039 | METHOD FOR PRODUCING R-T-B SINTERED MAGNET - [Problem] To provide a highly efficient manufacturing method including an RH supply-diffusion process by which the number of magnets processed at a time can be increased without allowing sintered R-T-B based magnets to stick to holding members. | 07-18-2013 |
20140069990 | METHOD FOR BONDING A TANTALUM STRUCTURE TO A COBALT-ALLOY SUBSTRATE - A method for bonding a porous tantalum structure to a substrate is provided. The method comprises providing a substrate comprising cobalt or a cobalt-chromium alloy; an interlayer consisting essentially of at least one of hafnium, manganese, niobium, palladium, zirconium, titanium, or alloys or combinations thereof; and a porous tantalum structure. Heat and pressure are applied to the substrate, the interlayer, and the porous tantalum structure to achieve solid-state diffusion between the substrate and the interlayer and between the interlayer and the porous tantalum structure. | 03-13-2014 |
20140346216 | PROCESS FOR JOINING BY DIFFUSION WELDING A PART MADE OF STEEL HAVING A HIGH CARBON CONTENT WITH A PART MADE OF STEEL OR NICKEL ALLOY HAVING A LOW CARBON CONTENT: CORRESPONDING ASSEMBLY - Process for joining by diffusion welding a part made of steel having a high carbon content and low carbide-forming elements content with a part made of steel or of nickel alloy having a low carbon content and a high carbide-forming elements content, each of the parts comprising a surface to be joined in which process an intermediate material is placed between the surfaces to be joined, then diffusion welding is carried out to join the two parts, and the assembly obtained is cooled, characterised in that the intermediate material is an alloy, with a matrix made of nickel and optionally of iron and/or cobalt, having an austenitic micro-structure at the welding temperature, and comprising 2 to 25% by mass of molybdenum. Also disclosed is an assembly obtained by this process. | 11-27-2014 |
20160071814 | PREFORM STRUCTURE FOR SOLDERING A SEMICONDUCTOR CHIP ARRANGEMENT, A METHOD FOR FORMING A PREFORM STRUCTURE FOR A SEMICONDUCTOR CHIP ARRANGEMENT, AND A METHOD FOR SOLDERING A SEMICONDUCTOR CHIP ARRANGEMENT - A preform structure for soldering a semiconductor chip arrangement includes a carbon fiber composite sheet and a solder layer formed over the carbon fiber composite sheet. | 03-10-2016 |