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7340828 |
Method for producing metal/ceramic bonding circuit board
There is provided a method for producing a metal/ceramic bonding circuit board, which can form a fine pattern even if a circuit forming metal plate is thick and which can shorten the time required...
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7331499 |
Manufacturing method for a ceramic to metal seal
A method of bonding a ceramic part to a metal part by heating a component assembly including the metal part, the ceramic part, and a thin essentially pure interlayer material placed between the two...
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6877651 |
Method of joining ceramic or graphite to metal with an alloy having high nickel or cobalt content, alloys for joining the same, and products formed therewith
A brazed product has a metal substrate, a ceramic or graphite substrate, and a brazing alloy containing one of a high nickel content and cobalt content joining the ceramic or graphite substrate to...
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6648207 |
Method for applying self-fluxing coatings to non-cylindrical ferritic objects
This disclosure describes a technique for fusing self-fluxing metallic coatings on non-cylindrical objects without the need to conduct the fuse operation in a vacuum furnace or some other type of...
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6592021 |
Circuit board bonding method, branch circuit and its designing method, waveguide-microstrip transition, and application to HF circuit, antenna and communication system
A circuit assembly having a thin and large-area dielectric substrate and an improved grounding condition. To make the assembly, a circuit board comprises the substrate, and a circuit pattern and a...
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6554179 |
Reaction brazing of tungsten or molybdenum body to carbonaceous support
Reaction-brazing of tungsten or molybdenum metal bodies to carbonaceous supports enables an x-ray generating anode to be joined to a preferred lightweight substrate. Complementary surfaces are...
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6541075 |
Method for forming a thermal barrier coating system
An article includes a substrate and an adhesion layer overlying the substrate. The adhesion layer includes a first phase including particles, and a second phase including braze alloy that bonds the...
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6521350 |
Application and manufacturing method for a ceramic to metal seal
The invention is a method of bonding a ceramic part to a metal part by heating a component assembly comprised of the metal part, the ceramic part, and a very thin essentially pure interlayer...
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6354484 |
Process for producing a metal-ceramic composite 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...
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6315188 |
Surface preparation for high purity alumina ceramics enabling direct brazing in hydrogen atmospheres
The present invention relates to a method for preparing the surface of a high purity alumina ceramic or sapphire specimen that enables direct brazing in a hydrogen atmosphere using an active braze...
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6269714 |
Cutter knife for thermoplastic resin pelletizer and production method of said cutter knife
To provide a way to use a ceramic alloy as a material for producing a cutter knife to be mounted on a thermoplastic resin pelletizer easily, with reduced costs, and also eliminating the possibility...
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6268069 |
Joined articles and a process for producing such joined articles
A process is disclosed for producing a joined article between a ceramic member and another member, which process includes the steps of brazing the ceramic member with another member by using a...
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6119921 |
Bonding of aluminum oxide components to silicon substrates
The invention is a method and resulting device which provides a strong bond between a silicon substrate and an oxide component mounted within a cavity in the substrate. A layer of titanium, for...
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6089444 |
Process of bonding copper and tungsten
Process for bonding a copper substrate to a tungsten substrate by providing a thin metallic adhesion promoting film bonded to a tungsten substrate and a functionally graded material (FGM)...
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6078028 |
Solderless ceramic igniter having a leadframe attachment
An electrical connection for a ceramic hot surface element in which the ends of the hot surface element are essentially interference fit within a pair of metallic termination sleeves, and...
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6056186 |
Method for bonding a ceramic to a metal with a copper-containing shim
A method is provided for the bonding of ceramics to metals for the production of semiconductor packages. The method includes forming a copper-copper oxide eutectic on a substantially planar copper...
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5967400 |
Method of forming metal matrix fiber composites
The method provides a process for fabricating metal matrix composites. First the process coats the fibers with nickel by electrodeposition or gaseous deposition to form nickel-coated fibers....
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5918354 |
Method of making a piezoelectric element
A piezoelectric resonator is provided which is formed of an element piece. This element piece further includes a piezoelectric material and an electrode formed on the surface of the piezoelectric...
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5904287 |
Method of bonding graphite to metal
The method for bonding graphite to metal, includes the steps of forming a metal carbide layer on a surface of the graphite, the metal being to be bonded to said graphite, and brazing the graphite...
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5860584 |
Method of bonding amorphous carbon material with metal material or ceramic material and electron tube device
The object of the invention is to provide a bonding method for brazing an amorphous carbon (AC) material to a metal material or a ceramic material, and to provide an electron tube device having an...
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5855313 |
Two-step brazing process for joining materials with different coefficients of thermal expansion
A two-step process for joining a first part to a second part, the first part having a coefficient of thermal expansion lower than the coefficient of thermal expansion of the second part. An anchor...
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5829665 |
Fluxless soldering process
A fluxless soldering process for soldering a pressure sensor unit having a sensor chip incorporating a semiconductor circuit of a large scale integration, for example, to a metal stem without...
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5804321 |
Diamond brazed to a metal
A unitary article that is solid at a temperature in excess of about 1100.ree. C. which includes a diamond, a metal, and a brazing material brazing the diamond and the metal. The brazing material...
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5794839 |
Bonding material and bonding method for electric element
A material and method for bonding a semiconductor device to a pedestal, which can obtain a sufficient bonding strength and stable electric contact, are disclosed. On an n-type electrode...
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5767577 |
Method of solder bonding and power semiconductor device manufactured by the method
A method of solder bonding suitable for a body having a large bonding surface area including the following steps of cleaning off the bonding surfaces in vacuum chamber by impinging accelerated...
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5664723 |
Brazing technology
A method of braze joining a copper member to a substrate of metal or ceramic material is disclosed according to which a diffusion barrier coating as defined is applied to the substrate alone, and a...
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5653379 |
Clad metal substrate
Ceramic to metal stock or substrates having a relatively large and thick metal core and a relatively thin ceramic layer or layers are bonded to the metal core or a selected portion thereof by...
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5653378 |
Method of making measuring instruments with diamond coated contacts
Precision measuring instruments having highly parallel and wear-resistant contact members and a method for fabricating these contact areas are disclosed. The measuring instruments preferably...
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5648180 |
Method for joining carbon-carbon composites to metals
A method for joining carbon-carbon composites to metals by brazing. Conventional brazing of recently developed carbon-bonded carbon fiber (CBCF) material to a metal substrate is limited by the...
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5536244 |
Endoscopic instrument with improved closure window
An endoscopic instrument includes an elongate shaft with an optical system arranged therein. The shaft is closed off at least its distal end by a window which is firmly and tightly connected to the...
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5525432 |
Internal soldering in metal/ceramic composites
The invention relates to a composite body in which a ceramic component and a metal component are bonded to one another by internal soldering. The internal soldering is effected with soldering...
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5501390 |
Method for bonding thermally-mismatched elements of a traveling wave tube
A method for bonding thermally-mismatched elements of a traveling wave tube employs a metallic plate of undulating character. The plate is located at the region of the interface between tube...
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5495979 |
Metal-bonded, carbon fiber-reinforced composites
Metal bonded carbon fiber-reinforced composites are disclosed in which the metal and the composite are strongly bound by (1) providing a matrix-depleted zone in the composite of sufficient depth to...
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5490627 |
Direct bonding of copper composites to ceramics
A ceramic member (52) is direct-bonded to a copper composite substrate (58) by heating to diffuse copper to the surface (56) of the copper composite substrate, oxidizing the surface of the copper...
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5478005 |
Apparatus and method for fluxless soldering
For soldering together two surfaces of a workpiece by means of solder, and without the use of a solder flux, apparatus includes means for preheating the workpiece and solder to a temperature close...
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5428882 |
Process for the fabrication of aluminum metallized pyrolytic graphite sputtering targets
An improved method for fabricating pyrolytic graphite sputtering targets with superior heat transfer ability, longer life, and maximum energy transmission. Anisotropic pyrolytic graphite is...
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5390843 |
Method of producing a carburized ceramic-steel joined body
A ceramic-steel joined body includes a ceramic body of silicon nitride, zirconia, silicon carbide, boron nitride, and alumina. The joined body also includes a steel body which has its surface...
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5384951 |
Method of making anisotropically loaded helix assembly for a traveling-wave tube
The present invention is an anisotropically loaded helix assembly for use in a traveling-wave tube, and the corresponding method for making the same. The present invention includes a helix circuit...
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5380598 |
Solder joint
A joint for joining a silicon disc (21) to a molybdenum disc (22) comprises a layer of titanium silicide (20) and a layer of aluminium-silicon solder (23). The titanium silicide is formed by...
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5377900 |
Method of precisely positioning and mating two workpieces
A method of mechanically mating two workpieces when one of the workpieces lacks physically matable surface characteristics. An adaptor is formed through crystallographic etching techniques and is...
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5373983 |
Composite article having a surface prepared for diffusion bonding
A composite article is manufactured by preparing a machined surface of the composite article for diffusion bonding. The method includes removing most of the exposed fibers by shot peening followed...
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5372298 |
Transient liquid phase ceramic bonding
Ceramics are joined to themselves or to metals using a transient liquid phase method employing three layers, one of which is a refractory metal, ceramic or alloy. The refractory layer is placed...
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5353980 |
Affixing dielectric resonator on PCB
A method of affixing a passive dielectric component to a printed circuit board comprising the steps of forming a metallised area on the p.c.b. separate from the printed electrical circuitry,...
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5351874 |
Method of joining a ceramic component to a metal component
A method for joining a ceramic component to a metal component by brazing where the outer edge of the joining surface on the ceramic component (1) is provided with a chamfer (3) with a chamfer angle...
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5337939 |
Method for soldering a ceramic body of an electrical component into a metal housing
A method for soldering a ceramic body of an electric component, such as a microwave resonator, into a metal housing, includes applying a tin layer over the ceramic body provided with an...
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5308831 |
Method of making a connection between a high critical temperature superconductive ceramic and a superconductor based on niobium-titanium
A method of connecting a high critical temperature superconductive ceramic part and a low critical temperature superconductor such as a multifilament strand of niobium-titanium, in which method a...
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5299726 |
Connection for glazings having an electroconductive layer
For the electric connection of a transparent surface layer (2), serving in particular as a heating resistor, on a glazing or glass substrate (1), it is proposed to deposit a coating (4) of a...
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5280850 |
Method of manufacturing circuit board
According to this invention, there is provided a method of manufacturing a highly reliable circuit board in which a copper member is strongly, directly bonded to a substrate made of an aluminum...
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5247563 |
High vapor pressure metal for X-ray anode braze joint
A method of bonding a metallic target layer and a graphite disk to provide a composite rotating X-ray tube target wherein a high vapor pressure metal is placed between the target layer and the...
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5230924 |
Metallized coatings on ceramics for high-temperature uses
A method for forming metallized coatings on ceramics for high-temperature uses above about 630° C. comprising the steps of: preparing a metallizing composition of mixed ingredients of differing...
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