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Superconductor technology: apparatus, material, process February patent applications/inventions, industry category 02/12

20120046174 - Superconducting ac generator: An alternating current (AC) generator and method of operating the generator are provided. The generator includes a pair of two opposing cylinders. Each cylinder includes a high-temperature superconductor material at a temperature. The superconductor material is in a superconducting state in the presence of an external magnetic field below a... Agent:

20120040838 - Coil with superconductive windings cooled without cryogenic fluids: A coil comprises a set of windings with a generally annular shape and formed by a plurality of series-connected partial windings made of a superconductor with a high critical temperature, in which these partial windings are arranged next to each other in stratified form, and at least one cooling sheet... Agent: Asg Superconductors S.p.a.

20120040839 - Fault current limiter: A fault current limiter (FCL) includes a series of high permeability posts for collectively define a core for the FCL. A DC coil, for the purposes of saturating a portion of the high permeability posts, surrounds the complete structure outside of an enclosure in the form of a vessel. The... Agent: Zenergy Power Pty Ltd.

20120040840 - Method for producing metal laminated substrate for oxide superconducting wire, and oxide superconducting wire using the substrate: A metal laminated substrate for an oxide superconducting wire is manufactured such that a non-magnetic metal plate T1 having a thickness of not more than 0.2 mm and a metal foil T2 made of Cu alloy which is formed by cold rolling at a draft of not less than 90%... Agent:

20120040841 - Superconductive electric cable: The invention relates to a superconductive electric cable (SK) that has at least one superconductive conductor (1) that consists of strips or wires that are wrapped in at least one layer around a support designed as a tube (2). The tube (2) is elastically deformable and has a gap (8)... Agent: Nexans

20120035055 - Re1ba2cu3o7-z superconductor: Solution to Problem: A RE1Ba2Cu3O7-z superconductor characterized by having a magnetization-zero-region on its magnetization curve, wherein in the magnetization-zero-region a rate of change of magnetization remains at about zero near zero magnetization, the magnetization curve is formed when an external magnetic field turns from an increase to a decrease or... Agent:

20120035056 - Nb-doped perovskite flux pinning of rebco based superconductors by mocvd: A method of making a superconducting article that involves using MOCVD to deposit onto a uniaxially or biaxially textured surface an epitaxial layer that includes a superconducting material such as REBa2Cu3O7 and a secondary phase comprising at least one dopant, the dopant including Nb, Ta and/or V, or combinations thereof.... Agent:

20120035057 - Room-temperature superconductive-like diode device: Methods and apparatus characterized by distinct operating modes are provided. A thin graphite material defined by graphene layers is supported on a silicon substrate. The graphite material is defined by edge sites at the interface with the silicon. The graphite material is characterized by electrical superconductive-like behavior at room-temperatures while... Agent:

20120035058 - Coil node voltage outputs for superconducting magnets: In a superconducting magnet assembly a plurality of superconducting coils, joined in series, are housed within a cryostat. A coil node between two electrically adjacent of the superconducting coils provides an input voltage. A coil node voltage output is provided comprising a series resistor connected between the coil node and... Agent:

20120035059 - Metal assembly constituting a precursor for a superconductor, a superconductor and a method suitable for the production of a superconductor: The invention relates to an assembly (1, 35, 71) of metal elements constituting a precursor for a superconductor. The assembly comprises at least one conductor element (5, 41, 73) adapted to provide a superconducting filament in the finished superconductor, and at least one doping element (7, 43, 75) providing a... Agent: Luvata Espoo Oy

20120028805 - System and method for operating a magnetic resonance imaging system during ramping: Systems and methods for operating a magnetic resonance imaging (MRI) during ramping are provided. One method includes reducing pressure in a cryogen vessel of an MRI system during magnet ramping. The method also includes returning pressure in the cryogen vessel to a normal operating pressure level after magnet ramping is... Agent:

20120028806 - Method for planar implementation of pi/8 gate in chiral topological superconductors: Disclosed herein is a topologically protected π/8-gate which becomes universal when combined with the gates available through quasi-particle braiding and planar quasi-particle interferometry. A twisted interferometer, and a planar π/8-gate in CTS, implemented with the help of the twisted interferometer, are disclosed. Embodiments are described in the context of state... Agent: Microsoft Corporation

20120028807 - Oxide superconducting coil, oxide-superconducting-coil assembly, and rotating machine: The invention offers a superconducting coil, which is an oxide superconducting coil 10 that has the shape of a saddle formed by winding an oxide superconducting wire 11 in the shape of a racetrack and that has a curved portion 10b and a linear portion 10a connected to the curved... Agent: Sumitomo Electric Industries, Ltd.

20120028808 - Superconductor superior in dependency of critical current density on magnetic field angle: e

20120028809 - Textured powder wires: A method for fabricating a wire from textured powder includes compressing a powder comprising a plurality of particles into a ribbon. The method further includes encasing the ribbon between two foil sheets to create a sheet of encased ribbon. The method additionally includes rolling the encased ribbon into a substantially... Agent: The Texas A&m University System

20120028810 - Method for depositing oxide thin films on textured and curved metal surfaces: (3) heat treatment is carried out in order to pyrolyse said oxide precursor and to form the oxide, at least part of said heat treatment being carried out under a flow of reducing gas, said reducing gas preferably having a flow rate greater than 0.005 cm/s, preferentially between 0.012 cm/s... Agent: