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WO/2004/078650A1 |
A bulk, linear, or foil superconductor containing a large quantity of MgB2 is produced at low cost through a low-temperature, short-time heat treatment, wherein an alloy (Mg-X) of a metal (X) and Mg in the liquid phase is reacted with B ...
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WO/2004/077600A1 |
A transmission line comprising a low-loss oxide superconductor capable of coping with a large current. A superconductor transmission line has an internal conductor and an external conductor formed of an oxide superconductor. The external...
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WO/2004/073024A2 |
A method for making a continuous film of a single crystal material by epitaxial deposition. This method comprises providing a single crystal template ribbon (20) formed as a continuous loop, epitaxially depositing a sacrificial layer (10...
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WO/2004/065303A1 |
A process for producing an oxide superconductor through half-melting and solidification of a precursor of oxide superconductor, comprising superimposing the precursor on a substrate of a pure metal or compound soluble in the precursor in...
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WO/2004/059666A1 |
A process for producing an Nb3Al superconductive wire rod, comprising providing an Nb3Al superconductive wire rod obtained by subjecting a precursor wire rod of extrafine multi-core structure having multiple Nb/Al composite core wires em...
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WO/2004/042790A2 |
A method for producing a superconductor having a high copper to superconductor composition (Cu/SC) ratio by cross-sectional area. An assembly is prepared formed of one or more fine filaments of a superconductor composition or of a precur...
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WO/2004/013868A2 |
In order to provide a flexible oxide superconducting cable which is reduced in AC loss, tape-shaped superconducting wires covered with a stabilizing metal are wound on a flexible former. The superconducting wires are preferably laid on t...
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WO/2004/012278A2 |
The invention continuously deposits materials used to grow a superconductor layer onto a moving tape. The invention preferably uses a pay-out reel (401) and take-up reel (406) to respectively dispense and spool the tape substrate at a co...
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WO/2003/100875A2 |
The invention relates to a method for producing a fully transposed composite superconductor of the Roebel bar type, consisting of combined subconductors (2i). According to the invention, the step for forming the subconductors, which are ...
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WO/2003/091158A1 |
A process for forming an oxide superconductive thin-film of high critical current density and large critical current characteristics having a thickness of more than 0.7 μm on a substrate including a sapphire single-crystal substrate by ...
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WO/2003/091475A1 |
The invention relates to a method of preparing thick films of YBa2Cu3O7-y (y = 0.08) having a critical current density of the order of 106 A/cm2. The inventive method consists in using an inert carrier gas to send an aerosol, obtained fr...
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WO/2003/085682A1 |
To provide a cooling method of a superconducting cable line wherein moistures contained in the cable in the superconducting cable line after set in place is removed before cooling, so that solidification of the moistures can be prevented...
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WO/2003/081104A2 |
The invention relates to a method of producing a sheath for a high-temperature multifilament superconducting cable. According to the invention, the sheath is obtained through the co-extrusion of a cylindrical billet (50) comprising at le...
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WO/2003/075288A1 |
A method for preparing a super electroconductive layer which comprises dissolving trifluoroacetates of at least one metal selected from the group consisting of yttrium and lanthanoids, copper and barium into a solvent, to prepare a coati...
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WO/2003/073439A1 |
The invention relates to a method for the production of an allover covering made of an electric insulation material made of plastic disposed around at least one superconductor. According to the invention, a flexible tube made of a melted...
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WO/2003/067672A2 |
Methods for forming superconductor layers are disclosed, which comprise heating a film containing barium fluoride on a substrate and impinging a reactant on the film to convert it into a superconductor material. Also reactors and systems...
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WO/2003/065383A2 |
In order to provide a flexible oxide superconducting cable (10) which is reduced in AC loss, tape-shaped superconducting wires (15) covered with a stabilizing metal are wound on a flexible former (13). The superconducting wires (15) are ...
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WO2002023557A9 |
Tape-shaped superconducting wires (15) include a covering of a stabilizing metal and are wound on a flexible former (13). The superconducting wires are laid on the former (13) at a bending strain of not more than 0.2%. The wires (15) are...
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WO/2003/058727A2 |
A multi-filament superconducting wire (100) in which the filaments (110) comprise zirconia-stabilized ultra-fine grain Nb3Sn. The superconducting wire (100) is formed by wire-drawing a preform comprising a metallic matrix and at least on...
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WO/2003/052775A1 |
Electric power transport system comprising a cold dielectric superconducting cable, a cryostat and a cryogenic fluid, and the cryostat comprises modules including an inner tube, an outer tube, a couple of gasket, a duct connected to the ...
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WO/2003/052774A1 |
A DC superconducting cable housing a stranded three−core cable core in a heat insulating pipe while stranding, in which a shrinkage absorbing structure can be realized easily at the time of cooling by regulating the degree of stranding...
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WO/2003/047006A2 |
Superconductor articles comprising multilayer superconductor tapes (1100, 1200) are disclosed that are superposed and have separate neutral axes (1150, 1250) when bent. They are particularly useful for cables and coils.
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WO/2003/043098A2 |
The invention relates to a process for applying a resistive layer on an oxide superconducting element for electrically decoupling superconducting filaments contained in the element, an oxide superconducting element having a resistive lay...
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WO/2003/038840A1 |
A superconducting cable comprises a first conductor layer constituted of a superconducting wire and an insulation layer formed outside the first conductor layer. The first conductor layer is a superconducting cable that is an aggregate o...
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WO/2003/035575A1 |
A method of manufacturing superconducting wires based on MgB2 is described and includes the steps of : production of a cylindrical wire comprising an MgB2 core surrounded by a metal covering, in which the core has a lattice structure for...
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WO/2003/028120A1 |
A permanent current switch which operates at operating temperatures higher than that of a metal−based superconducting wire, and which is smaller, lighter and higher in electric resistance in a normal conducting state than a superconduc...
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WO/2003/028040A1 |
A semi−rigid cable coaxially includes a brass wire (1) having a silver−plated layer (2) formed by plating silver having a high conductivity, a dielectric body (3) prepared by using fluorocarbon resin, a polymer film (4) having a cond...
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WO/2003/025956A1 |
The invention relates to a superconductor comprising a metallic substrate provided with a superconductive layer located on at least one side thereof. The aim of the invention is to design a superconductor of this type that can be used al...
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WO/2003/018883A1 |
A high−temperature superconductive film having a flat surface and a composition composed of A, B, C, Cu, and oxygen where “A” is one or more kinds among Gd, Dy, Ho, Er, Tm, Yb, Lu, Y, “B” is one or more kinds among La, Nd, Sm, ...
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WO/2003/012460A2 |
A high temperature superconducting (HTS) transmission cable (10) based on the cold dielectric concept with an HTS shield (16) that houses all three phases (22, 23, 24) inside a single crystat without causing large degradation and loss du...
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WO/2003/010781A2 |
The invention concerns a method for making an electrically insulating and mechanically structuring sheath on an electrical conductor. The invention, which is applicable particular to the manufacture of superconductive magnets, is charact...
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WO2001026165A9 |
Methods and apparatus for depositing buffer layers for superconducting articles are provided. Substrate having residual oxide coating is cleaned by interaction with ions, the substrate is resistively heated to a temperature suitable for ...
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WO/2003/009309A1 |
A method and an apparatus for producing a Keystone type superconducting formed strand, in which the side face of formed strands on the thinner side touches a roll ahead of the side face on the thicker side when a wire formed by stranding...
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WO/2002/103716A1 |
A superconducting wire material which comprises a superconductor containing boron packed or involved therein, characterized in that a metallic cover material of a single metal selected from among gold, silver, aluminum, copper, iron, pla...
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WO/2002/103815A1 |
A superconducting thin film having a columnar pin retaining center using nano−dots, comprising three−dimension−shaped nano−dots (3) formed in an insular form on a substrate (2) and consisting of a material other than that of the ...
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WO/2002/073767A1 |
An electrical power transmission network comprising a plurality of superconductive cable sections which are interconnected via connecting members. All cables have a certain inductance and a certain capacitance per length of unit. Therefo...
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WO2001008169A9 |
Coated conductors (40) and methods of fabricating the same are provided, for minimizing a.c. losses during operation. Multilayered articles include multiple conductive layers (46, 47) in electronic communication through interlayer connec...
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WO/2002/064859A2 |
A process to produce magnesium diboride objects (210) from boron objects (204) with a similar form. Boron objects (204) are reacted with magnesium vapor at a predetermined time and temperature to form magnesium diboride objects (210) hav...
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WO/2002/063060A2 |
A niobium-based superconductor is manufactured by establishing multiple niobium components (4) in a billet of a ductile metal, working the composite billet through a series of reduction steps to form the niobium components into elongated...
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WO2001008232A9 |
The invention relates to multi-layer articles and methods of making such articles. The methods include first conditioning the surface of an underlying layer, such as a buffer layer or a superconductor layer, then disposing a layer of ano...
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WO2001008170A9 |
Methods for producing high quality oxide layers for use in various applications, especially epitaxial rare earth oxide layers as buffers (16) for high temperature superconducting layers (18) formed on bi-axially textured metal subsrates ...
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WO2001008233A9 |
This invention relates to a practical superconducting conductor based upon biaxially textured high temperature superconducting coatings. In particular, methods for producing flexible and bend strain-resistant articles and articles produc...
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WO2001011428A9 |
The invention relates to superconductor articles, and compositions and methods for making superconductor articles. The methods can include using a precursor solution having a relatively small concentration of total free acid. The article...
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WO/2002/055435A1 |
A novel intermetallic compound superconductor characterized in that it is an intermetallic compound consisting of magnesium (Mg) and boron (B), is represented by the chemical empirical formula Mg¿1?B¿2?, has a hexagonal AlB¿2? type cr...
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WO/2002/056318A1 |
A low resistance conductor using superconductors, which is a conductor in the form of a plurality of super conductors held in usual transmission connection or a conductor consisting of a superconductor and a usual transmission conductor,...
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WO2001007378A9 |
A method for reducing the concentration of non-superconducting phases during the heat treatment of Pb doped Ag/Bi-2223 composites having Bi-2223 and Bi-2212 superconducting phases is disclosed. A Pb doped Ag/Bi-2223 composite having Bi-2...
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WO/2002/046108A2 |
The aim of the invention is to provide a metal strip for epitaxial coating with a biaxially textured layer, this metal strip, however, being able to be produced in an uncomplicated manner and having a high tensile strength, low magnetic ...
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WO/2002/031894A1 |
The invention concerns a supraconductive conductor (10) comprising at least a supraconductive core (11) and an aluminium-based cryogenic stabiliser (12) characterised in that it the stabiliser (12) consists, entirely or partly, of a high...
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WO/2002/027735A1 |
The present invention relates to low alternating current 'AC' loss high temperature superconducting cables (200), to methods of fabricating such superconducting cables (200) and to three phase cables which utilize three individual high t...
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WO/2002/025672A2 |
Tape shaped superconducting wires are covered with a stabilizing metal and are wound on a flexible former (13). The wires are laid at a bending strain of not more than 0.2 %. A number of wires are laid in a side-by-side manner to form a ...
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