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| Number | Title | Issue Date |
| 6561412 | Method of joining together superconductors and a superconductor joined member produced by same Methods for implementing production of an oxide superconductor joined member, excellent in electric current transmission performance, without a need of going through particularly complex steps, are provided. When joining together oxide superconductors by ... | 05/13/2003 |
| 6372054 | Process for producing ultrafine multifilamentary Nb3(A1,Ge) or Nb3(A1,Si) superconducting wire A process for producing an ultrafine multifilamentary superconducting Nb3 (Al,Ge) wire capable of generating a high critical current density comprising: preparing a composite core material comprising an A1--(2-30)at. % Ge alloy (where at. % rep... | 04/16/2002 |
| 5628836 | Method of preparing Nb3 Al superconducting wire The method of preparing an NB3 Al superconducting wire comprises the steps of passing an Nb/Al composite wire consisting of an Nb metal or an Nb alloy and an Al metal or an Al alloy through a furnace for heating the same from the room temperatu... | 05/13/1997 |
| 5505790 | Method for enhancing critical current of triniobium tin A method is described which increases the critical current of triniobium tin by bonding thermal contraction control layers to the triniobium tin superconducting articles at a process temperature to form a composite, and subsequently cooling the composite ... | 04/09/1996 |
| 5445681 | Superconductor and process of manufacture A method for producing a superconductor by partial inter diffusion of layers of metal under a diffusion heat treatment to provide a ductile beta phase alloy, along with undiffused metal layers to permit ease of extrusion and drawing to fine layer thicknes... | 08/29/1995 |
| 5230748 | Superconductor and process of manufacture A Type II superconducting alloy which is superconducting at a predetermined high magnetic field is prepared by creating a composite having a periodic arrangement of at least two transition metals so as to provide numerous interfaces between the different ... | 07/27/1993 |
| 5223348 | APC orientation superconductor and process of manufacture Artifical pinning centers are provided in normal metal layers adjacent to a type II superconductor layer produced by reacting two normal metal layers. The transverse thicknesses of the final superconductor and normal metal layers are less than about 1000 ... | 06/29/1993 |
| 5182176 | Extruded wires having layers of superconducting alloy and refractory meal encased in a normal metal sheath A Type II superconducting filament is formed by surrounding a Type II superconducting alloy ingot with layers of a fine grain Type II superconducting alloy sheet, a barrier layer and a copper extrusion can. The composite is then reduced to a filament by h... | 01/26/1993 |
| 5174830 | Superconductor and process for manufacture A superconductor which is superconducting of a predetermined high field and low temperature is formed by combining a plurality of metal bodies to form a composite structure. The metal bodies are selected from transition metals such as niobium, tantalum, z... | 12/29/1992 |
| 5160550 | Superconductor and process of manufacture A method for producing a superconductor includes the steps of combining a plurality of metal bodies to form a composite structure, metal bodies being selected from transition metals such as niobium, tantalum, titanium, zirconium, hafnium and vanadium, alt... | 11/03/1992 |
| 5160794 | Superconductor and process of manufacture In a preferred form of the invention, a superconductor is produced by the steps of combining a plurality of layers of metal sheets to form a composite structure. The sheets are pure transition metals--niobium, titanium, zirconium, or vanadium, alternate s... | 11/03/1992 |
| 5158620 | Superconductor and process of manufacture In the present invention, a superconductor is produced by the steps of wrapping a plurality of layers of metal sheets around a support to form a composite structure. The sheets are pure transition metals-13 niobium, titanium, zirconium, or vanadium, for e... | 10/27/1992 |
| 5123974 | Process for increasing the transition temperature of metallic superconductors In one embodiment this invention provides a process for decreasing the resistivity of an electrical conductor. The process involves the application of high temperature and an external field to a conductor to induce a current flow and physicochemical trans... | 06/23/1992 |
| 5017552 | Superconductor wire and method of making same A superconductive wire having an elongated flexible sheath bent into a nonlinear shape and formed with an inwardly extending longitudinal formations which can be grooves. A sintered body of a ceramic superconductive materials fills the sheath and conforms... | 05/21/1991 |
| 5006671 | Glass-clad superconducting wire A glass-clad wire of ceramic superconductive material is produced by filling a glass-lined metal cylinder with a powder of superconductive material, sealing the cylinder ends and drawing the filled, sealed cylinder through dies of progressively smaller si... | 04/09/1991 |
| 4980964 | Superconducting wire A wire of ceramic superconductive material is produced by filling a metal tube with a powder of superconductive material, sealing the tube ends and drawing the filled, sealed tube through dies of progressively smaller size until a predetermined wire size ... | 01/01/1991 |
| 4505762 | Method of producing compound-type superconducting wires A method of producing compound-type superconducting wires which are dense and free of voids. The method comprises the step of holding a compound-type superconducting wire having voids in an atmosphere of sufficiently high temperature high pressure gas to ... | 03/19/1985 |
| 4501062 | Stabilized super-conductor having a diffusion-inhibiting layer therein and method of producing same A stabilized super-conductor of the type containing a super-conductive region consisting of an intermetallic compound containing at least two elements, such as Nb3 Sn, and a normally-conductive region containing a material which is normally con... | 02/26/1985 |
| 4371741 | Composite superconductors A novel composite superconductor includes a superconducting material and a normal conducting material. The composite superconductor has a number of closely spaced grooves on a surface being in contact with a refrigerant, and a number of ridges spaced apar... | 02/01/1983 |
| 4270264 | Method for establishing an electrical contact between a normally conducting contact element and at least one superconductor A method for establishing an electrical contact between a normally conducting contact body and the end section of a superconductor annealed in situ, prior to the anneal in which the corresponding end section of the intermediate conductor product is placed... | 06/02/1981 |
| 4148129 | Aluminum-stabilized multifilamentary superconductor and method of its manufacture A multifilamentary superconductor having a large number fo NbTi filaments in an aluminum alloy matrix which is stabilized by a high-purity aluminum sheath is disclosed, together with the method of its manufacture. An Al alloy billet having a number of NbT... | 04/10/1979 |
| 4109374 | Superconductor composite and method of making the same A selectively constituted stabilized multiple element or cell superconductor composite comprising a plurality of cores of stabilizing material with each of the cores surrounded by a tube of superconducting material in intimate contact therewith and a matr... | 08/29/1978 |
| 4044457 | Method of fabricating composite superconducting wire An improvement in the method for preparing composite rods of superconducting alloy and normal metal from which multifilament composite superconducting wire is fabricated by bending longitudinally a strip of normal metal around a rod of superconductor allo... | 08/30/1977 |
| 4037312 | Method of fabricating a mechanically stable electrical winding having cooling openings therein Insulated wire coated with a bonding material is formed into cables and wound in an appropriate chamber. A pressurizing material is utilized to compress the wires in the chamber. The pressurizing material is then hardened to maintain the wires in the comp... | 07/26/1977 |
