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Vladimir Zworykin, television pioneer ; Talking about an invention in which he played a critical role.
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| Number | Title | Issue Date |
| 7456134 | Process for the continuous production of magnesium diboride based superconductors The present invention provides a simple, energy efficient and cost effective process for continuous production of high quality MgB2 based superconducting wires, tapes, bulk bodies and powders with better phase purity, microstructure and superconducting pr... | 11/25/2008 |
| 7268099 | Enclosed ceramic filament In the present invention, a superconducting (sc) ceramic filament is enclosed in a silver sheath which is sealed therearound by applying silver powder between the surfaces of said sheath, pressing the surfaces and powder into contact and then applying sufficient hea... | 09/11/2007 |
| 7231239 | Super conducting cable conductor with rebco-coated conductor elements The present invention relates to a superconducting cable conductor which contains a carrying element, on which is wound at least one layer comprising two or more superconducting conductor elements, the individual conductor elements of each layer being arranged next ... | 06/12/2007 |
| 7162287 | Oxide high-temperature superconducting wire and method of producing the same This invention relates to an oxide superconducting wire comprising oxide superconducting filaments, a high-density ceramic layer uniformly surrounding each of the filaments, and a silver sheath that directly covers the ceramic layer. The ceramic layer becomes non-su... | 01/09/2007 |
| 7155806 | Method of producing superconductors Method of producing superconducting cables by using cold plastic deformation operations only including the step of obtaining a bar-like semi-finished product of prefixed dimension through the steps of: forming round-section, mono- or multifilament, superconducting c... | 01/02/2007 |
| 7146709 | Process for producing superconductor A superconducting material useful for forming electrolytic devices is made by establishing multiple niobium or tantalum components in a primary billet of a ductile material; working the primary billet through a series of reduction steps to form the niobium or tantal... | 12/12/2006 |
| 7141310 | Metal matrix composite structure and method Compound preforms are provided having a first region, including a porous ceramic and a second region including a porous or solid ceramic in which the two regions differ in composition. The compound preform is infiltrated with a liquid metal which is then solidified ... | 11/28/2006 |
| 6993823 | Method of manufacturing oxide superconducting wire The inventive method of manufacturing an oxide superconducting wire comprises a step (S1, S2) of preparing a wire formed by covering raw material powder of an oxide superconductor with a metal and a step (S4, S6) of heat-treating the wire... | 02/07/2006 |
| 6960554 | Method of making a BSCCO superconductor article A method of making an oxide superconductor article includes converting an oxide superconducting precursor into an oxide superconductor by thermo-mechanical processing using intermediate rolling deformation and heat treatment (including liquid-phase sintering and low... | 11/01/2005 |
| 6916991 | Superconducting tapes A composite superconducting tape including a multiplicity of constituent superconducting tapes stacked parallel to one another with major faces in contact, and at least some of constituent tapes have widths not greater than half the width of the composite supercondu... | 07/12/2005 |
| 6906265 | Cabled conductors containing anisotropic superconducting compounds A cabled conductor comprises a plurality of transposed strands each comprising one or more preferably twisted filaments preferably surrounded or supported by a matrix material and comprising textured anisotropic superconducting compounds which have crystallographic ... | 06/14/2005 |
| 6892440 | Method for winding an embedded b-zero coil A method for winding on embedded b-zero coil maintains the integrity of superconducting main coil and the b-zero wire during coil winding and during normal operation of a superconducting MRI magnet. The b-zero coil is co-wound with an aluminum overwrap while the alu... | 05/17/2005 |
| 6845254 | Nb3Ga multifilamentary superconducting wire and process for preparing the same By rapidly heating a precursor wire having a multifilamentary structure in which multiple composite cores in which a composite compound of an Nb—Ga compound and Nb is embedded in Nb are embedded in Nb, Ta, Nb-base alloy or Ta-base alloy as a matrix material to a t... | 01/18/2005 |
| 6835892 | Superconducting cable Superconducting cable (1) comprising: a) a layer (20) of tapes comprising superconducting material, b) a tubular element (6) for supporting said layer (20) of tapes comprising supercondu... | 12/28/2004 |
| 6642182 | Method of manufacturing superconducting wire The present invention provides an oxide superconducting wire including a component provided in the form of a tape and a metal tape. The component in the form of a tape has an oxide superconducting member and a metal coating member formed mainly of silver ... | 11/04/2003 |
| 6630426 | Method of increasing the critical temperature of a high critical temperature superconducting film and a superconducting structure made using the method A method for increasing the critical temperature, Tc, of a high critical temperature superconducting (HTS) film (104) grown on a substrate (102) and a superconducting structure (100) made using the method. The HTS film has an a-b plane parallel... | 10/07/2003 |
| 6617284 | Superconductor composite material A superconductor composite material consists of sintering products of interaction of superconductor ceramics with silicone material. The superconductor composite material can also include at least one metal, metal oxide or halogen element dope that intera... | 09/09/2003 |
| 6613270 | Method of forming superconducting composite article A novel process of the production and processing of high quality, high Tc BSCCO or (Bi,Pb)SCCO superconductors starts with fabrication of a forming a bundle including a plurality of billets, each billet containing at least one filament comprisi... | 09/02/2003 |
| 6574852 | Method of making high-Tc superconducting ceramic oxide tape High-Tc superconducting ceramic oxide products and macroscopic and microscopic methods for making such high-Tc superconducting products. Completely sealed high-Tc superconducting ceramic oxide provides are made by a macroscopic process including the steps... | 06/10/2003 |
| 6576843 | Power superconducting power transmission cable The present invention is for a compact superconducting power transmission cable operating at distribution level voltages. The superconducting cable is a conductor with a number of tapes assembled into a subconductor. These conductors are then mounted co-p... | 06/10/2003 |
| 6571453 | Method for producing a superconductor, in strip form, having a high-Tc superconductor material A method for producing a high-Tc superconductor having a strip shape and having at least one superconductive conductor core by forming a conductor initial product and annealing. The forming is in this case intended to include at least two flatt... | 06/03/2003 |
| 6543123 | Process for making constrained filament niobium-based superconductor composite A niobium-based superconductor is manufactured by establishing multiple niobium components in a billet of a ductile metal, working the composite billet through a series of reduction steps to form the niobium components into elongated elements, each niobiu... | 04/08/2003 |
| 6498302 | Multifilamentary oxide superconducting wire and method of producing the same, and stranded oxide superconducting wire and method of producing the same A multifilamentary oxide superconducting wire having a low aspect ratio and a relatively high critical current density, and being suitable for a stranded wire. In order to produce such a wire, a tape-shaped, multifilamentary oxide superconducting wire pre... | 12/24/2002 |
| 6495765 | Superconductors A modified powder-in-tube process produces a superconductor wire having a significantly greater current density than will a superconductor wire of the same nominal superconductor composition produced using conventional draw-swage-extrude-roll deformation.... | 12/17/2002 |
| 6481091 | Method of preparing bismuth oxide superconducting wire The present invention provides a method to prepare a (Bi,Pb)SrCaCuO-2223 superconducting wire with improved critical current density at reduced cost. In general, the basic method according to the present invention comprises the steps of: (a) preparing a s... | 11/19/2002 |
| 6470564 | Method of manufacturing aluminum-stabilized superconducting wire A method of manufacturing an aluminum-stabilized superconducting wire, which comprises the step of hot-extrusion-coating an entirety or a part of an outer circumference of a superconducting wire (11) which includes a superconducting filament embedded in a... | 10/29/2002 |
| 6467151 | Method of producing a superconducting magnet A superconducting magnet comprised of a reinforced and stabilized superconducting wire material which is wound into an electromagnetic coil. The superconducting wire material comprises a compound superconducting substance, and a reinforcing, stabilizing a... | 10/22/2002 |
| 6436554 | Method for producing Nb-Sn compound superconducting wire precursor and wire A method of producing an Nb--Sn compound superconducting wire precursor includes forming composite filament materials, each filament including a niobium material of an Nb-based metal and a titanium material of pure Ti enveloped in the niobium material; fo... | 08/20/2002 |
| 6393690 | Structure and method of manufacture for minimizing filament coupling losses in superconducting oxide composite articles The invention provides a multifilamentary superconducting composite article comprising multiple substantially electrically decoupled domains, each including one or more fine, preferably twisted filaments of a desired superconducting oxide material. In a p... | 05/28/2002 |
| 6381832 | Process for the production of a superconducting wire having a stacked structure A superconducting wire having a stacked structure comprising (a) a substrate composed of an electrically conductive material, (b) an oxide superconductor material, and (c) an electrically conductive material which is substantially not reactive with said o... | 05/07/2002 |
| 6370405 | Fine uniform filament superconductors A multifilamentary superconductor composite having a high fill factor is formed from a plurality of stacked monofilament precursor elements, each of which includes a low density superconductor precursor monofilament. The precursor elements all have substa... | 04/09/2002 |
| 6357105 | Oxide superconducting wire An oxide superconducting wire of an anisotropic oxide superconductor comprises a core part of the wire and a superconducting layer enclosing the core part so that specific crystal axes of the oxide superconductor are oriented toward the core part. A metho... | 03/19/2002 |
| 6339194 | Supported superconductor A supported superconductor device which is useful as a superconducting current lead or as a high voltage current regulator. The device is formed of a tubular support, with a layer of ceramic, glassy or glass ceramic material adhered to the inner wall of t... | 01/15/2002 |
| 6331675 | High texture factor An aspected multifilamentary oxide article is provided having a plurality of aspected filaments including a metal oxide and extending continuously for the length of the article. A constraining member substantially surrounds each filament, wherein each of ... | 12/18/2001 |
| 6313408 | High TC superconducting cable conductor employing oxide superconductor Provided is an insulated oxide superconducting cable conductor having a high critical current and a high critical current density. The insulated oxide superconducting cable conductor comprises an elongated former, a plurality of tape-shaped multifilamenta... | 11/06/2001 |
| 6284712 | Processing of oxide superconductors A method for preparing a BSCCO-2223 oxide superconducting article includes annealing an oxide superconductor article comprised of BSCCO-2223 oxide superconductor at a temperature selected from the range of about 500° C.ࣘTࣘ787° C. and an annealing at... | 09/04/2001 |
| 6284979 | Low resistance cabled conductors comprising superconducting ceramics A cabled conductor is provided for use in a cryogenically cooled circuit including refrigeration having a predetermined operating temperature and efficiency. The conductor includes multiple conductor strands cabled about the longitudinal axis of the condu... | 09/04/2001 |
| 6272732 | Oxide superconducting wire, manufacturing method thereof, oxide superconducting coil and cable conductor A long oxide superconducting wire for a coil or a cable, manufacturing method thereof, an oxide superconducting coil and a cable conductor which have high operational frequency are provided. The wire is a tape-like oxide superconducting wire including a p... | 08/14/2001 |
| 6272730 | Process for producing a multifilamentary superconducting tape A process for producing a multifilamentary conductive tape of the type including a plurality of layers of a high-temperature superconducting material, incorporated in a mutually spaced relationship within a metal matrix, includes the steps of: a) submitti... | 08/14/2001 |
| 6272731 | Method of decoupling an HTC superconductive multifilament strand having a silver-based matrix, and a multifilament strand made thereby The invention relates a powder in tube type method of making an HTc superconductive multifilament strand having a silver-based matrix, in which: a first envelope is filled with powder reagents for an HTc superconductor; the resulting billet is drawn down into ... | 08/14/2001 |
