Class / Patent application number | Description | Number of patent applications / Date published |
505231000 | Having plural superconducting wire or superconducting fiber component (e.g., multifilament wire, etc.) | 41 |
20080274902 | Method for producing MgB2 superconductor and MgB2 superconductor - The present invention provides a method for producing a MgB | 11-06-2008 |
20080287302 | Method for Producing Superconducting Wire, Method for Producing Superconducting Multicore Wire, and Superconducting Device - A method of producing a superconducting wire comprises the steps of (a) preparing a superconducting precursor powder by treating a material powder for a superconducting use, (b) packing a first metal pipe with the superconducting precursor powder, and (c) sealing the first metal pipe. In the method, the step of packing the first metal pipe and the step of sealing the first metal pipe are performed in an atmosphere under a reduced pressure to reliably perform a degassing treatment of the superconducting powder. Thus, a method of producing a superconducting wire excellent in superconducting property, particularly a critical current, is offered. A production method of a superconducting multifilament wire is offered. A superconducting apparatus produced through these methods is offered. | 11-20-2008 |
20080287303 | Nb3Sn superconducting wire, precursor or same, and method for producing precursor - A precursor for producing a Nb | 11-20-2008 |
20080312089 | Superconducting Cable - A superconductive cable is provided which upon normal state, restricts flowing of electric current to a former to the maximum extent to thereby keep a cryogenic state in the superconductive cable stable. The superconductive cable includes a former surrounded by a superconductive layer and a cryostat provided at the outside of the superconductive layer, wherein the former includes a metal wire-wound part around which a plurality of wires is wound and an eddy-current prevention layer provided on the outer face of the wire-wound part, and the metal wires and the eddy-current prevention layer are made of a copper alloy. | 12-18-2008 |
20090005251 | Superconducting element containing MgB2 - A superconductive element containing magnesiumdiboride (=MgB | 01-01-2009 |
20090036312 | Multifilament Superconductor, as well as Method for its Production - A multifilament superconductor ( | 02-05-2009 |
20090069188 | Superconductive electrical cable - A superconductive electrical cable is provided, which comprises a conductor consisting of superconductive wires. The conductor (L) is designed as a stranded conductor in which the wires ( | 03-12-2009 |
20090131261 | Superconducting electrical cable - A superconducting electrical cable is specified, which is surrounded by a cryostat ( | 05-21-2009 |
20090156410 | Fabrication Method of a MgB2 Superconducting Tape and Wire - In a fabrication method of a MgB | 06-18-2009 |
20090170710 | METAL SHEATH MAGNESIUM DIBORIDE SUPERCONDUCTING WIRE AND ITS MANUFACTURING METHOD - In a metal sheath MgB | 07-02-2009 |
20090197771 | METHOD OF MANUFACTURING OXIDE SUPERCONDUCTING WIRE, METHOD OF MODIFYING OXIDE SUPERCONDUCTING WIRE AND OXIDE SUPERCONDUCTING WIRE - A method of manufacturing an oxide superconducting wire according to the present invention comprises a step (S | 08-06-2009 |
20090221427 | SUPERCONDUCTING WIRE, SUPERCONDUCTING CONDUCTOR, AND SUPERCONDUCTING CABLE - A superconducting wire having at least a superconducting thin film and a stabilizing film formed one on top of another in order on a substrate having a predetermined width and a predetermined length, the superconducting wire having at least one cut made along a direction of the length of the superconducting wire, the superconducting wire being bendable at the cut in a width direction. | 09-03-2009 |
20090247412 | SUPERCONDUCTING CABLE ASSEMBLY AND METHOD OF ASSEMBLY - An HTS cable assembly is provided which includes a cryostat or housing, an HTS wire bundle disposed longitudinally within the cryostat, and plural support members disposed between the HTS wire bundle and the cryostat. The support members are elongate, tubular members having resiliency in both the axial and radial directions. The support members are disposed between the HTS wire bundle and the inner surface of the cryostat in an arrangement that maintains and supports the HTS wire bundle in a spaced-apart relationship with respect to the inner surface of the cryostat. In addition, the plural support members are configured to substantially prevent relative movement between the HTS wire bundle and the cryostat. | 10-01-2009 |
20090258787 | Superconducting Wires and Cables and Methods for Producing Superconducting Wires and Cables - A superconductor structure is manufactured by forming a channel within a substrate along a surface of the substrate, depositing a material within the channel of the substrate, where the material includes one of a superconductor material and a precursor for a superconductor material, and thermally treating the substance within the channel of the substrate so as to form an elongated superconductor wire formed as a single, cohesive structure. The substrate can further include a plurality of channels with superconductor wires formed within the channels. In addition, a cable is formed including a bundle of individual superconductor wires arranged at different spatial positions with respect to each other. | 10-15-2009 |
20090298697 | MULTIFILAMENTARY SUPERCONDUCTING ARTICLES AND METHODS OF FORMING THEREOF - A superconducting article is provided that includes a multifilamentary superconducting tape segment having a substrate tape, a buffer layer overlying the substrate, and filaments comprising a high temperature superconducting (HTS) material overlying the buffer layer. The filaments extend along a length of the substrate and are laterally spaced apart from an adjacent filament by a space. The multifilamentary superconducting tape segment comprises a critical current retention ratio is at least about 0.4. | 12-03-2009 |
20100022396 | Two-Sided Splice for High Temperature Superconductor Laminated Wires - A two-sided joint for splicing two laminated wires together, while preserving the mechanical integrity of the wire is disclosed. The two-sided joint can splice two laminated HTS wires having tapered ends and includes a bottom strap and a top strap. Under one aspect, a laminated, spliced superconductor wire includes a superconductor joint, which includes first and second superconductor wires, each wire including a laminate layer, a substrate layer overlaying the laminate layer, a buffer layer overlaying the substrate layer, a superconductor layer overlaying the buffer layer, a gap layer overlaying the superconductor layer, and a laminate layer overlaying the gap layer, a first HTS strap in electrical connection with the second laminate layer of the first laminate wire and the second laminate layer of the second laminate wire, and a backing strap proximate to the first laminate layer. | 01-28-2010 |
20100062945 | Nb3Sn SUPERCONDUCTING WIRE, PROCESS FOR PRODUCING THE SAME, AND SINGLE-CORE COMPOSITE WIRE USED IN PRODUCTION OF Nb3Sn SUPERCONDUCTING WIRE | 03-11-2010 |
20100093546 | SUPERCONDUCTING COMPOSITE, PRELIMINARY PRODUCT OF SUPERCONDUCTING COMPOSITE AND METHOD FOR PRODUCING SAME - Disclosed herein are superconducting composites, and preliminary products therefor, having a core comprising a superconducting phase, a first casing surrounding the core, and having an inner area abutting the core and having a first magnesium concentration and an outer area having a second magnesium concentration greater than the first magnesium concentration, wherein the second magnesium concentration is, on average, between 5 and 40 atomic percent. Desirably, the superconducting phase comprises a MgB | 04-15-2010 |
20100298149 | COMBINATION TWIST STRUCTURE OF THE SUPER CONDUCTION CABLE - The present invention relates to a combination twist structure of a superconducting cable core. The present invention relates to a new type of a combination twist structure of a superconducting cable core capable of accommodating the thermal contraction of the cable core in the longitudinal direction without having a space for accommodation, thereby capable of reducing an outer diameter of the superconducting cable, and eliminating the use of an additional equipment for forming the space for accommodation. The present invention provides a combination twist structure of a superconducting cable core formed by twisting a plurality of cable cores. The cable cores are combined by repeatedly changing a twist direction of the cable cores, and the contraction of the cable cores in the longitudinal direction is accommodated by untwisting the cable cores. | 11-25-2010 |
20100317530 | SUPERCONDUCTING WIRE AND MANUFACTURING METHOD THEREOF - Disclosed is a superconducting wire and a method for manufacturing the same, in which spacer are inserted into each space formed between modules, the spacers being different kinds according to a shape of each space when a restacking billet is manufactured in an internal diffusion method for manufacturing a Nb3Sn superconducting wire. One of a copper spacer and a low tin/copper spacer having a sectional area rate of copper/tin more than 6.0 is arranged between three modules as well as between two modules and a diffusion preventing tube, and a high tin/copper spacer having a sectional area rate of copper/tin less than 0.01˜1.5 or a middle tin/copper spacer having a sectional area rate of copper/tin less than 1.5˜6.0 is arranged between four modules. | 12-16-2010 |
20110136674 | SUPERCONDUCTING TAPE WIRE MATERIAL AND METHOD OF MANUFACTURING SAME - A method of manufacturing a superconducting tape wire, wherein a reduction in critical current in the superconducting tape wire and the effective AC loss are suppressed. To manufacture the superconducting tape wire, the filaments filled with superconducting material powder and having a flat elliptic or rectangular cross section are disposed in a pipe having a shape whose sides in a pressing direction have a smaller length than adjacent sides, and then the pipe is compressed in the short-side direction to form the pipe in a tape shape. | 06-09-2011 |
20110152105 | SUPERCONDUCTING CABLE - A superconductive cable with a central superconductive conductor ( | 06-23-2011 |
20110319271 | Multifilament Superconductor Having Reduced AC Losses and Method for Forming the Same - A high temperature superconductor structure including: a substrate on which at least one buffer layer is deposited, a superconductor layer on the buffer layer, the superconducting layer composed of superconductor material that forms at least two substantially parallel superconductor filaments that continuously extend along the length of the substrate wherein at least two superconductor filaments are separated from each other by at least one insulating strip wherein the insulating strip continuously extends along the length of the substrate and is composed of insulating material with a resistivity greater than about 1 mΩcm. Also disclosed are methods of producing high temperature superconductors. | 12-29-2011 |
20120040841 | SUPERCONDUCTIVE ELECTRIC CABLE - The invention relates to a superconductive electric cable (SK) that has at least one superconductive conductor ( | 02-16-2012 |
20120083414 | METHOD OF MANUFACTURING A SUPERCONDUCTIVE ELECTRICAL CONDUCTOR, AND SUPERCONDUCTIVE CONDUCTOR - A method of manufacturing a superconductive electric conductor is indicated, which includes as the superconductive material as ceramic material. For carrying out the method, around a plurality of flat strips ( | 04-05-2012 |
20120108437 | Precursor for Nb3Sn superconductor wire, superconductor wire using the same and method for manufacturing Nb3Sn superconductor wire - A precursor for a Nb | 05-03-2012 |
20120135869 | IRON-BASED SUPERCONDUCTING WIRE AND METHOD FOR PRODUCING THE SAME - Disclosed is an iron-based superconducting wire comprising a tubular material formed mainly from iron, and an iron-based superconductor formed in the tubular material, wherein the iron-based superconductor contains the iron forming the tubular material as a chemical constituent element of the iron-based superconductor. | 05-31-2012 |
20120220465 | MgB2 SUPERCONDUCTIVE WIRE - The invention provides a MgB | 08-30-2012 |
20120245034 | LOW AC-LOSS MULTI-FILAMENT SUPERCONDUCTING WIRE MATERIAL AND MANUFACTURING METHOD THEREFOR - A low AC-loss multi-filament superconducting wire material of the invention includes an elongated base material, an intermediate layer formed on the base material; a superconducting layer formed on the intermediate layer, and a metal stabilizing layer formed on the superconducting layer, wherein a plurality of grooves extending along a long direction of the base material is formed in parallel in a width direction of the base material, and reach the intermediate layer from the metal stabilizing layer via the superconducting layer to expose the intermediate layer; and a difference δd (=d | 09-27-2012 |
20130090245 | METHOD FOR COOLING SUPERCONDUCTING JOINTS - A superconducting joint that electrically joins superconducting wires has a block of thermally and electrically conductive material that is coated with an electrically isolated coating that covers at least a part of a surface of the block. Molded semiconducting joint material is provided in contact with the electrically isolating coating. Superconducting filaments of the superconducting wires are embedded within the molded superconducting joint material. | 04-11-2013 |
20130316909 | COMPOSITE BARRIER-TYPE Nb3Al SUPERCONDUCTING MULTIFILAMENT WIRE MATERIAL - A composite barrier-type Nb | 11-28-2013 |
20140038828 | JOINTS WITH VERY LOW RESISTANCE BETWEEN SUPERCONDUCTING WIRES AND METHODS FOR MAKING SUCH JOINTS - In a method or joint for joining first and second semiconductor wires, each comprising a number of filaments which each comprise a superconductive core within a respective sheath, the filaments being embedded within a matrix and wherein the superconductive cores comprise magnesium diboride and the sheaths comprise niobium, over a certain length a matrix is removed to expose the filaments. The exposed filaments are immersed in molten tin such that the nobium of the sheaths is converted to niobium-tin throughout a thickness of the sheaths. A superconductive path is provided between the superconductive cores of filaments of the first wire through the niobium-tin sheaths of the filaments to the superconductive cores of the second wire. | 02-06-2014 |
20140100117 | Method for producing a superconducting wire, in particular using lead-free solder - A method for producing a superconducting wire ( | 04-10-2014 |
20140100118 | METHOD FOR CONTINUOUSLY FORMING SUPERCONDUCTING WIRE AND PRODUCTS THEREFROM - A device and method for continuously forming superconducting wire, and products made therefrom. The method may include providing at least one continuous metal sheathing strip and at least one metal form, continuously forming the at least one continuous metal sheathing strip to form a partially open configuration, continuously filling the partially open configuration with magnesium diboride precursor comprising boron, and a metal form, and closing the partially open configuration thereby enclosing the magnesium diboride precursor comprising boron, and a metal form, to form a closed configuration. Subsequent reduction in diameter and elongation in length of the closed configuration, followed by heat treatment, catalyzes the transformation of the magnesium diboride precursor comprising boron, and the metal form, to magnesium diboride to form the superconducting wire. | 04-10-2014 |
20140274726 | COMPOSITE SUPERCONDUCTOR, AND METHOD FOR PRODUCING COMPOSITE SUPERCONDUCTOR - A method for producing a composite superconductor includes: a structure forming process of forming a structure including a metal covering member ( | 09-18-2014 |
20140296077 | METHOD AND SYSTEM FOR CONTROLLING CHEMICAL REACTIONS BETWEEN SUPERCONDUCTORS AND METALS IN SUPERCONDUCTING CABLES - A method, system, and apparatus for fabricating a high-strength Superconducting cable comprises pre-oxidizing at least one high-strength alloy wire, coating at least one Superconducting wire with a protective layer, and winding the high-strength alloy wire and the Superconducting wire to form a high-strength Superconducting cable. | 10-02-2014 |
20140302997 | Superconducting Power Cable - A superconducting cable for power lead and transmission applications is disclosed. The high performance power cable comprises two type of different superconducting cable structures arranged co-axially, and the magnetic fields of their transport currents mutually enhance their performances. A further object is a power distribution cable that minimizes the cryogenic losses by a design of the compact cable cross-sections. | 10-09-2014 |
20150080225 | INTERMEDIATE CONNECTION UNIT OF SUPERCONDUCTING CABLES - In an intermediate connecting unit | 03-19-2015 |
20150111756 | SUPERCONDUCTING CABLES AND METHODS OF MAKING THE SAME - Superconducting cables employ one or more superconducting tapes wound around a former. A compact superconducting cable is configured using a former having a small diameter, e.g., less than 10 millimeters. A flexible superconducting cable is configured with a former made of a flexible material. Superconducting tape conductors are wound around the former, with the superconducting layer in compression on the inside of the wind turns of the wind, to prevent irreversible damage to the superconductor. A layer of solder is on the superconducting tape(s) or solder sheaths are wound between tape conductors in each layer. The one or more solder layers or sheaths are melted to cause the solder to flow within the structure, to bond some or all of the superconducting tape conductors together and form a mechanically strong cable with an enhanced level of electrical connectivity between tapes in the cable. | 04-23-2015 |
20160027555 | METHOD FOR PRODUCING SUPERCONDUCTIVE CONDUCTOR AND SUPERCONDUCTIVE CONDUCTOR - A superconductive wire conductor is produced by: embedding a plurality of deposition substrates formed into to have a predetermined size in parallel with each other to a connection base material to connect and integrate therewith; depositing an intermediate layer, a superconductive layer and a protective layer on a deposition surface side of the deposition substrate; and winding a single or multiple integrated superconductive conductors around a desired core material, separating each single superconductive wire from the integrated superconductive conductor and winding each superconductive wire around the core material or winding the integrated or separated wire alternately, whereby a superconductive conductor having a good superconductive characteristic without a problem regarding a shape thereof such as local protrusions. | 01-28-2016 |
20170236623 | High Temperature Superconducting Multicore Tape Wire, and Manufacturing Method Thereof and Manufacturing Device | 08-17-2017 |