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Class 228/262.9 - Brazing or soldering


Subclass of Class 228 - Metal fusion bonding
Definition: Process of bonding with liquid filler material at temperature
No. of patents: 75
Last issue date: 10/28/2008


1    
NumberTitleIssue Date
7442582Method for producing a chip-substrate connection
A method and an apparatus for producing a chip-substrate connection by alloying or brazing, using a solder containing two or more components with at least two metal-containing constituents X and Y. The first constituent X contains in particular gold or a similar pre...
10/28/2008
7368035Method for brazing and adhesive bonding
An improved method for joining together the edge portions of first and second panels includes applying a heat curable adhesive along the edge portion of the first panel and then abutting the edge portion of the second panel with the edge portion of the first panel s...
05/06/2008
7261784Method of making a coating on a metal substrate and/or an article, such a coating, such a metal substrate and/or an article, and a cam forming such an article
The method of the invention enables a coating to be made on at least one face to be protected of a metal substrate and/or article in order to improve its performance in terms of resistance to wear by friction, in particular at high temperature. The method comprises ...
08/28/2007
7115319Braze-based protective coating for silicon nitride
A component comprising a silicon-based substrate and a braze-based protective coating disposed on the silicon-based substrate. The braze-based coating comprises a brazed layer, wherein the brazed layer comprises at least one intermetallic compound. A scale layer may...
10/03/2006
7073247Method of brazing a liquid-cooled stator bar
A method for metallurgically bonding a stator bar to a coupling to reduce the incidence of leak paths resulting from corrosion. The stator bar comprises strands through which a liquid coolant can flow. Adjacent ends of the strands are received in an interior cavity ...
07/11/2006
7041385Composite sheet material for brazing
The invention relates to a coiled composite sheet material far brazing, the composite sheet material having a structure comprising a substrate, the substrate including an aluminium substrate and/or an aluminium alloy substrate, on at least one side coupled to a carr...
05/09/2006
6935774Timepiece external part and method of manufacturing the part
A wristwatch case (11) and a method of manufacturing the case, the wristwatch case comprising a wristwatch case body (1) made of titanium or stainless steel and a crown pipe (3) fixed to each other, wherein a stem hole (2) corresponding t...
08/30/2005
6811892Lead-based solder alloys containing copper
A tin-lead solder alloy containing copper and optionally silver as its alloying constituents. The solder alloy consists essentially of, by weight, about 55% to about 75% tin, about 11% to about 44% lead, up to about 4% silver, nickel, palladium, platinum and/or gold...
11/02/2004
6772501Apparatus and method for the design and manufacture of thin-film electrochemical devices
The present invention relates to the design and manufacture of single cell units for planar, thin-film, ceramic electrochemical devices such as solid oxide fuel cells, electrochemical oxygen generators, gas separation membranes, and membrane modules and stacks and t...
08/10/2004
6753094Composite sheet material for brazing
The invention relates to a composite sheet material for brazing, the composite sheet material having a structure comprising an aluminium or aluminium alloy substrate on at least one side coupled to a layer comprising a polyolefin/acrylic acid copolymer as a carrier ...
06/22/2004
6675454Method for recycling used printed circuit boards
A method of recycling used printed boards includes the steps of removing components from the used printed boards or parts of them and joining the resulting used printed boards to form a composite board. The method further provides for separating outer con...
01/13/2004
6669079Conductive paste and semiconductor component having conductive bumps made from the conductive paste
A conductive paste (16) for use in making conductive bumps (18) and a method for using the conductive paste to make conductive bumps (18) on a substrate (10). The conductive paste (16) is formed by combining a tin alloy with a flux composition containing ...
12/30/2003
6630251Leach-resistant solder alloys for silver-based thick-film conductors
A tin-lead solder alloy containing copper and/or nickel and optionally silver, palladium, platinum and/or gold as its alloying constituents. The solder alloy consists essentially of, by weight, about 5% to about 70% tin, up to about 4% silver palladium, p...
10/07/2003
6616032Brazing composition and method for brazing parts made of alumina-based materials with said composition
A refractory braze composition and process for assembling alumina-containing parts to another alumina-based material, metal or a metal alloy by reactive or non-reactive refractory brazing using a braze composition provide assemblies entirely of alumina or...
09/09/2003
6607847Bonded niobium silicide and molybdenum silicide composite articles using brazes
An article, such as an airfoil having a melting temperature of at least about 1500° C. and comprising a first piece and a second piece joined by a braze to the first piece. The first piece comprises one of a first niobium-based refractory metal intermeta...
08/19/2003
6586118Bonded niobium silicide and molybdenum silicide composite articles using semi-solid brazes
An airfoil having a melting temperature of at least about 1500° C. and comprising a first piece and a second piece joined by a braze to the first piece. The first piece comprises one of a first niobium-based refractory metal intermetallic composite and a...
07/01/2003
6565989Bonded niobium silicide and molybdenum silicide composite articles using germanium and silicon based brazes
An airfoil having a melting temperature of at least about 1500° C. and comprising a first piece and a second piece joined by a braze to the first piece. The first piece comprises one of a first niobium-based refractory metal intermetallic composite and a...
05/20/2003
6543678Method of brazing beryllium-aluminum alloy members to form a beryllium-aluminum alloy assembly and coating the beryllium-aluminum alloy assembly
A method for brazing beryllium-aluminum alloy members to form a beryllium-aluminum alloy assembly and coating the beryllium-aluminum alloy assembly in which an aluminum-silicon based braze alloy is placed between the beryllium-aluminum members at the loca...
04/08/2003
6534195Connection structure for metallic members and connecting method therefor
Sn--Zn alloy is plated on at least one of a first metallic member and a second metallic member, Sn--Ag alloy is used as a solder, the first metallic member and the second metallic member are connected by the solder, and a connection structure of metallic ...
03/18/2003
6478843Anti-adherent coating and method for the production thereof
An anti-adhesion coating for welding and/or soldering devices and electric contacts for reducing the adhesion of metallic contaminations on their surfaces includes a diamond-like carbon layer....
11/12/2002
6474536Flux composition and corresponding soldering method
A new soldering flux composition, as well as corresponding methods for soldering electronic components to printed circuit boards is disclosed. The new flux composition includes chemical reducing agents such as hydrazine, hydroxylamine, dimethylamine boran...
11/05/2002
6397581Heat exchanger in composite material and method for making same
The heat exchanger comprises an intermediate portion (14) of refractory composite material, e.g. of C/C composite material, in which fluid circulation channels (16) are formed, and which is interposed between a portion of refractory composite material, e....
06/04/2002
6399019Brazing material for use in joining a metal plate to a ceramic substrate
A metal-ceramic composite substitute is produced by joining a metal plate to a ceramic substrate by using a brazing material in a paste form prepared by adding 10-14 parts by weight of a vehicle to 100 parts by weight of a powder of which the solid centen...
06/04/2002
6382501Furnace brazing
A brazing method for joining to or more pieces of metal together includes running a molten brazing solder into a space between the pieces, heating at least the adjacent surfaces of the pieces to be joined to brazing temperature in a reducing atmosphere an...
05/07/2002
6347982Method for making a polishing apparatus utilizing brazed diamond technology and titanium nitride
A method and apparatus for polishing and planarizing workpieces such as semiconductor wafers is presented. Conditioning rings, which are used to condition polishing pads used in the planarization or polishing of semiconductor wafers, are shown which utili...
02/19/2002
6333494Method of induction brazing transformer strands to base plate
A method of brazing a plurality of copper strands to a buss bar includes: a) cleaning the buss bar and the copper strands; b) positioning a filler shim on the surface of the buss bar; c) placing a copper strand on the filler shim, the filler shim and the ...
12/25/2001
6299835Cadmium-free silver alloy as low-melting brazing filler material
Cadmium-free hard solders having working temperatures of less than 630° C., which are easily workable and yield ductile soldered joints, are composed of 30 to 60% by weight of silver, 10 to 36% by weight of copper, 15 to 32% by weight of zinc, 0.5 to 7% ...
10/09/2001
6112971Multi-nozzle combustion end cover vacuum brazing process
A brazing process is provided that addresses the braze joint failure problems encountered in some multi-nozzle combustion end covers. The brazing process embodying the invention provides optimal, predictable low cycle fatigue joint life in particular when...
09/05/2000
6109510Brazing material for use in a low temperature brazing and method for low temperature brazing
A brazing material that has a low melting point and can braze aluminum materials at a low temperature with a good wetting property is disclosed. The brazing material can include a matrix composed of Zn, a Zn--Al alloy or a Al--Zn--Si alloy having a low me...
08/29/2000
6095404Method for assembling high temperature electronics
A method for soldering electronic components capable of withstanding high temperature applications. A solder having a composition in the range between 83 and 87% lead, between 8.5 and 11.5% antimony, and the balance of tin provides superior results. The s...
08/01/2000
6086683Low-melting alloy and cream solder using a powder of the alloy
Ag and Cu are added to a base material of a Sn/Pb/Bi composition. Since Bi is contained in greater quantities in Sn/Pb, the alloy has a low melting point (120 to 150° C.) and is surely melted at reflow temperatures from 170 to 200° C. Preferably, the ad...
07/11/2000
6054693Microwave technique for brazing materials
A method enabling controlled selective heating of workpiece components during microwave brazing. Two workpiece components are joined by melting an adhesion interlayer material between the two components. An indication of when the interlayer has melted is ...
04/25/2000
5968389Method and machine for hybridization by refusion
A method and device for hybridization of components by solder beads on a substrate using an oven, comprising: raising the temperature of a heating element of the oven, with no contact either with substrate or with component, bringing substrate into therma...
10/19/1999
5964963Brazing paste
Thermal stresses normally associated with brazing are alleviated by a low temperature brazing technique of the present invention. A low-temperature brazing paste, preferably suitable to be melted at temperatures of no greater than 200° C. (e.g., 100-200Â...
10/12/1999
5779842Forming an erosion resistant coating on an electrode
A method of coating an area of an electrode with an erosion resistant material. The method comprises bringing into contact with the area a web which contains the erosion resistant material and which carries an adhesive so that the web adheres to the elect...
07/14/1998
5666643High temperature braze material
A braze material is provided for repairing an article, and particularly components formed from cobalt and nickel-base superalloys, such as gas turbine engine components. The braze material is composed of high melt particles distributed within a braze allo...
09/09/1997
5653856Methods of bonding targets to backing plate members using gallium based solder pastes and target/backing plate assemblies bonded thereby
Methods of solder bonding sputter targets to backing plate members and solder bonded target/backing plate assemblies are disclosed wherein a gallium containing solder paste is used to bond adjoining target and backing plate surfaces. This paste comprises ...
08/05/1997
5527628Pb-free Sn-Ag-Cu ternary eutectic solder
A Pb-free solder includes a ternary eutectic composition consisting essentially of about 93.6 weight % Sn-about 4.7 weight % Ag-about 1.7 weight % Cu having a eutectic melting temperature of about 217° C. and variants of the ternary composition wherein t...
06/18/1996
5487868Tin based solder alloy containing lead, antimony, and tellurium
The invention is a solder alloy which can alleviate the fatigue rupture which occurs at a soldered joint due to a heat cycle. The solder alloy also shows effective use of the addition of Cu. This solder alloy comprises 57 to 65% Sn, 0.1 to 0.5% Sb, 0.002 ...
01/30/1996
5447683Braze for silicon carbide bodies
Dense monolithic SiC or SiC ceramic composites are strongly bonded using brazing compositions which, in their preferred composition, include a braze alloy consisting essentially of less than 50 weight percent silicon and at least two metals from the group...
09/05/1995
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