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Class 174/125.1 - Superconductors


Subclass of Class 174 - Electricity: conductors and insulators
Definition: Structures pertaining to cables or conductors formed in
No. of patents: 505
Last issue date: 05/08/2012


1                      
NumberTitleIssue Date
8173901Multifilament superconductor, as well as method for its production
A multifilament superconductor (1) has a core area (2), several superconductor filaments (7) and reinforcement filaments (6). The superconductor filaments (7) and the reinforcement filaments (6) are arranged, so that they ha...
05/08/2012
8134072System having a superconductive cable
A superconductive cable includes a superconductive conductor (2), a dielectric (3) enclosing the latter and a superconductive screen (4) arranged over the dielectric acting as a spacer. The cable is enclosed with the inclusion of an air gap by a...
03/13/2012
7989702Sealing-end structure for superconducting cable
The present invention offers a sealing-end structure for a superconducting cable. The structure performs, through a bushing, the outputting and inputting of electric power between a normal-temperature side and a cryogenic-temperature side, where an end portion of a ...
08/02/2011
7985925Superconducting cable and method for the production thereof
The present invention relates to a superconducting hollow cable and a method for the production thereof. The superconducting hollow cable (1) has an outer tube (2) which has a circular inner cross-section and a cylindrical inner wall (3). In add...
07/26/2011
7943852Superconducting cable
A superconducting cable has a further decreased diameter, and a DC transmission system incorporates the cable. The superconducting cable has a structure in which two cable cores, each having a superconducting conductor layer and an outer superconducting layer, are t...
05/17/2011
7928321Current lead for superconducting apparatus
An electric superconducting system having at least a superconducting apparatus, at least a current lead electrically connecting the superconducting apparatus and an electric network. An electrical conductor having at least a sheet, the electrical conductor defining ...
04/19/2011
7902461Fault current limiting HTS cable and method of configuring same
A cryogenically-cooled HTS cable is configured to be included within a utility power grid having a maximum fault current that would occur in the absence of the cryogenically-cooled HTS cable. The cryogenically-cooled HTS cable includes a continuous liquid cryogen co...
03/08/2011
7838774Low AC loss single-filament superconductor for a superconducting magnet and method of making same
A low AC loss electrical conductor includes a plurality of single-filament superconducting strands longitudinally wound about one another. An insulative housing surrounds the plurality of single-filament superconducting strands. ...
11/23/2010
7800000Superconducting-cable core and superconducting cable
The invention offers a superconducting-cable core that comprises a superconducting conductor and an insulating layer covering the outer circumference of the superconducting conductor. The superconducting-cable core is classified longitudinally into a cable portion a...
09/21/2010
7786386High-voltage vehicle component connection method and apparatus
A method and apparatus provide an electrical splice between different high-voltage components in a high-voltage propelled vehicle (HVPV), which enables a daisy-chain or series connection of the components. The method includes connecting a first end of a cable to a f...
08/31/2010
7786385Superconducting cable line
A superconducting cable line includes a heat insulation pipe for a fluid for transporting a fluid having a temperature lower than an ordinary temperature and a superconducting cable housed in the heat insulation pipe for a fluid. The superconducting cable including ...
08/31/2010
7763806Superconducting cable
There is provided a superconducting cable allowing a simple configuration to absorb an amount of contraction of normal conducting wire caused as it is cooled. The present superconducting cable has a superconducting layer (a superconducting conductor layer, a superco...
07/27/2010
7728229Multi-stabilized NbTi composite superconducting wire
A light-weight, aluminum core, multi-stabilized, superconducting wire. The superconducting wire has NbTi superconducting filaments embedded in a normal stabilizing copper metal matrix that encapsulates an aluminum central core. ...
06/01/2010
7723616Superconducting cable and DC transmission system incorporating the superconducting cable
The invention offers a superconducting cable easy to form a twisted structure even when a plurality of cable cores are used and a DC transmission system incorporating the superconducting cable. A superconducting cable 1 has a structure formed by twisting toge...
05/25/2010
7718897Low AC loss superconductor for a superconducting magnet and method of making same
A low AC loss electrical conductor includes an electrically conductive core surrounded by a first layer of superconductor filaments. A resistive shell surrounds the first layer and an insulation coating radially encloses the resistive shell. ...
05/18/2010
7718898Precursor for manufacturing NbSn superconducting wire and NbSn superconducting wire
A precursor for manufacturing a Nb3Sn superconducting wire according to the present invention includes a mono-element wire including a Sn or Sn-based alloy core disposed at the, a Cu or Cu-based alloy matrix and a plurality of Nb or Nb-based alloy filamen...
05/18/2010
7709742Superconductor cable
A superconductor cable is described, having a superconductive flexible cable core (1) , which is laid in a cryostat (2, 3, 4), in which the cable core (1) runs in the cryostat (2, 3, 4) in the form of a wave or helix at room temperature.
05/04/2010
7633014Superconductor cable
A superconductor cable includes a superconductive cable core (1) and a cryostat (2) enclosing the same. The cable core (1) has a superconductive conductor (3), an insulation (4) surrounding the same and a shielding (5) surro...
12/15/2009
7608785System for transmitting current including magnetically decoupled superconducting conductors
A system for transmitting current is described. The system includes at least one generator, at least one cryostat, and at least one load. The system may further include one of terminations, a refrigeration system, and terminations and a refrigeration system. The cry...
10/27/2009
7598458Super-conductive cable
A superconducting cable according to the present invention includes a former, a superconducting conductor layer formed around the outer circumference of the former, an electric insulating layer formed around the outer circumference of the conductor layer, a shield l...
10/06/2009
7531750Power supply line for cryogenic electrical systems
A power supply line for connecting a superconducting consumer system to a current delivery point, which is at a higher temperature than the consumer system, includes a carrier and a plurality of band-shaped, mechanically and electrically parallel high-temperature su...
05/12/2009
7514634Reinforced superconductor element
A superconductor element comprising Nb3Sn, in particular, multi-filament wire, which contains at least one superconducting filament (1) which is obtained after drawing through solid diffusion reaction from an initial filament structure which compri...
04/07/2009
7498519Joint for superconducting cable
A joint for a superconducting cable joints superconducting cables with one another. The superconducting cable comprises a former, superconducting conductor, and insulating layer. The construction of the joint comprises the following steps: preparing a jointing ferru...
03/03/2009
7476810Reinforcement of superconducting coils by high-strength materials
A reinforced superconducting coil and method for the reinforcement of such coil utilizing composite superconducting wires clad with high-strength material are disclosed. ...
01/13/2009
7439448Phase split structure of multiphase superconducting cable
A phase split structure of a superconducting cable includes three cable cores each having a shield layer provided around a superconductor, a splitter box housing the three cable cores extending from an assembly portion where the three cable cores are assembled into ...
10/21/2008
7432229Superconductors on iridium substrates and buffer layers
Laminated, biaxially textured superconductors include Ir-based buffer layers and/or substrates. ...
10/07/2008
7417192Superconductor components
A superconductor component is disclosed, which notably includes a superconducting conductor, the conductor including a core and superconductor layer overlying the core. The core generally has a circular cross-section, and the superconductor layer may cover a substan...
08/26/2008
7394024Oxide superconductor current lead and method of manufacturing the same, and superconducting system
An oxide superconductor current lead in which generation of Joule heat at joint portions with a system side conductor and a power supply side conductor is reduced with use of an oxide superconductor with less heat penetration into a super conducting equipment system...
07/01/2008
7370481Apparatus and method for cooling super conductive body
Liquid nitrogen is filled in a low temperature vessel; an ejector that sucks liquid nitrogen by blowing a cooling agent (liquid or gas) such as low temperature helium gas or liquid helium of pressure higher than in the space within the vessel is disposed in the vess...
05/13/2008
7371968Detachable superconducting cable
A detachable superconducting lead includes a vacuum-sealed thermal transition through which a stabilized conductor passes. Two identical leads are attached and surrounded by a sealed Dewar and allowed to cool either naturally or by way of a cooling element. Detachin...
05/13/2008
7368021Critical current density in NbSn superconducting wire
Critical current densities of internal tin wire to the range of 3000 A/mm2 at temperature of 4.2 K and in magnetic field 12 T are achieved by controlling the following parameters in a distributed barrier subelement design: wt % Sn in bronze; atomic Nb:Sn;...
05/06/2008
7365271Superconducting articles, and methods for forming and using same
A superconducting tape includes a substrate, a buffer layer overlying the substrate, a superconductor layer overlying the buffer layer, and an electroplated stabilizer layer overlying the superconductor layer. The tape provides for low AC losses, and is particularly...
04/29/2008
7358435Electric power transport system comprising a cold dielectric superconducting cable
Electric power transport system having a cold dielectric superconducting cable, a cryostat and a cryogenic fluid. The cryostat has modules including an inner tube, an outer tube, a couple of gaskets, and a duct connected to the coupling surface between the gaskets o...
04/15/2008
7354486Process for producing Ge-added NbAl base superconducting wire material
A composite multi-core wire rod in which a plurality of Al alloy wires containing 15 at % to 40 at % of Ge are arranged in Nb matrix at a core diameter of 2 μm to 20 μm is subjected to heating for at least five hours at a temperature ranging from 1300° C. to 1600...
04/08/2008
7338683Superconductor fabrication processes
A method of forming a superconductive device is provided, including providing a substrate having a dimension ratio of not less than about 102, depositing a buffer film to overlie the substrate by ion beam assisted deposition utilizing and ion beam, monito...
03/04/2008
7332671Connection arrangement for superconductor cable shields
A connection arrangement for electrically interconnecting the shields of so-called “cold-dielectric” superconductor cables in the context of a muiltiphase superconductive electrical link, each super-conductor cable comprising a central superconductor presenting ...
02/19/2008
7330744Metal salt resistive layer on an superconducting element
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 layer and use thereof, in partic...
02/12/2008
7325293Zirconia-stabilized multi-filamentary niobium-tin superconducting wire
A multi-filament superconducting wire in which the filaments comprise zirconia-stabilized ultra-fine grain Nb3Sn. The superconducting wire is formed by wire-drawing a preform comprising a metallic matrix and at least one niobium alloy rod having zirconium...
02/05/2008
7319195Composite conductor, superconductive apparatus system, and composite conductor manufacturing method
A composite conductor suitable as a connecting conductor that includes a superconductor and is capable of reducing the generation of Joule heat in a joint part between the system side and power-supply sides of a superconductor apparatus. A composite conductor 10
01/15/2008
7317369Superconductor magnet coil configuration
A superconducting magnet coil configuration comprising at least one section of a superconducting strip conductor, which is continuously wound in a cylindrical winding chamber (1) between two end flanges (2, 3) in several solenoid-like layers is charact...
01/08/2008
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