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OXIDE SUPERCONDUCTING BULK MAGNET

外国特許コード F160008829
整理番号 (S2015-0123-N0)
掲載日 2016年8月10日
出願国 世界知的所有権機関(WIPO)
国際出願番号 2015JP082044
国際公開番号 WO 2016076433
国際出願日 平成27年11月13日(2015.11.13)
国際公開日 平成28年5月19日(2016.5.19)
優先権データ
  • 特願2014-231388 (2014.11.14) JP
  • 特願2015-022384 (2015.2.6) JP
発明の名称 (英語) OXIDE SUPERCONDUCTING BULK MAGNET
発明の概要(英語) Provided is a superconducting bulk magnet in which multiple superconducting bulk bodies are combined, wherein it is possible to prevent damage to the superconducting bulk bodies and generate a strong magnetic field. A superconducting bulk magnet in which RE2BaCUO5 is dispersed in a monocrystalline RE1Ba2Cu3Oy (RE is Y or one or more element selected from among rare-earth elements, and 6.8≤y≤7.1), and in which a plurality of superconducting bulk bodies provided with a top surface, a bottom surface, and side surfaces are combined, wherein the superconducting bulk magnet is characterized by having a configuration in which: bulk body units comprising the superconducting bulk bodies and bulk-body reinforcement members disposed so as to cover the side surfaces of the superconducting bulk bodies are disposed so as to be oriented in the same direction and to contact each other to form an aggregate body, the side surfaces of the aggregate body being covered by aggregate-body side-surface reinforcing members, the top and bottom surfaces of the aggregate body being covered by an aggregate-body top reinforcing member and an aggregate-body bottom reinforcing member, and the aggregate-body side-surface reinforcing members, the aggregate-body top reinforcing member, and the aggregate-body bottom reinforcing member being integrated.
特許請求の範囲(英語) [claim1]
1. RE of monocrystal condition [1] Ba [2] Cu [3] O [y] (as for RE or more which are chosen from the Y or rare earth element the element of 1 kinds or 2 kinds. 6.8<=y<=7.1) Plural combining prismatic oxide super-conductivity bulk bodies which RE [2] BaCuO [possess the organization which 5] disperses in, have with the surface and the underside and the side, being the oxide super-conductivity bulk magnet which becomes,
In order to cover the side of the aforementioned oxide super-conductivity bulk body and the aforementioned oxide super-conductivity bulk body, in order the bulk body reinforcement component which is arranged and, for the bulk body unit which consists of to face, to touch, identical direction at the same time mutually being arranged, it forms the aggregate,
The side of the aforementioned aggregate is covered by the aggregated side reinforcement component,
The surface and the underside of the aforementioned aggregate are covered respectively, by the aggregated upper reinforcement component and the aggregated lower part reinforcement component,
The oxide super-conductivity bulk magnet which features that it possesses the constitution where the aforementioned aggregated side reinforcement component and the aforementioned aggregated upper reinforcement component and the aforementioned aggregated lower part reinforcement component are unified.
[claim2]
2. As for the aforementioned bulk body reinforcement component, in the claim 1 which features that wall thickness is below 5.0mm the oxide super-conductivity bulk magnet of statement.
[claim3]
3. The material and, material which form the description above aggregate lower part reinforcement component do differ, as for the description above aggregate top reinforcement component the yield strength the description above aggregate lower part reinforcement component put 300K high, as for the description above aggregate lower part reinforcement component the claim with 1 which where feature thing coefficient of thermal conductivity high the description above aggregate top reinforcement component -description above aggregate top reinforcement component form do or in 2 the oxide super-conductivity bulk magnet of statement.
[claim4]
4. The material which forms the aforementioned aggregated upper reinforcement component is nonmagnetic, at the same time, the yield strength in 300K is above 200MPa,
From the claim 1 which features that coefficient of thermal conductivity of the material which forms the aforementioned aggregated lower part reinforcement component is above 50W/m K either of 3 in 1 sections the oxide super-conductivity bulk magnet of statement.
[claim5]
5. As for height of the aforementioned aggregated side reinforcement component, from the claim 1 which features that it is above height of the aforementioned aggregate either of 4 in 1 sections the oxide super-conductivity bulk magnet of statement.
[claim6]
6. The aforementioned aggregated side reinforcement component and the aforementioned aggregated upper reinforcement component or the aforementioned aggregated lower part reinforcement component and, from the claim 1 which features that it is integral construction either of 5 in 1 sections the oxide super-conductivity bulk magnet of statement.
[claim7]
7. The aforementioned aggregated side reinforcement component and the aforementioned aggregated upper reinforcement component and the aforementioned aggregated lower part reinforcement component, from the claim 1 which features that it is unified by fixed expedient either of 6 in 1 sections the oxide super-conductivity bulk magnet of statement.
[claim8]
8. In the claim 7 which features that the aforementioned aggregated upper reinforcement component and the aforementioned aggregated lower part reinforcement component are unified via the space where it occurs inside the aforementioned aggregate the aforementioned bulk body unit, by in order to touch in direction and each other, arranging identical direction, the oxide super-conductivity bulk magnet of statement.
[claim9]
9. The perforation hole which penetrates the surface and the underside is formed in the aforementioned oxide super-conductivity bulk body,
Via the aforementioned perforation hole, in the claim 7 which features that the aforementioned aggregated upper reinforcement component and the aforementioned aggregated lower part reinforcement component are unified or 8 the oxide super-conductivity bulk magnet of statement.
[claim10]
10. As for the aforementioned oxide super-conductivity bulk body, from the claim 1 which features that plane surface apparent form is the polygon either of 9 in 1 sections the oxide super-conductivity bulk magnet of statement.
[claim11]
11. As for the aforementioned oxide super-conductivity bulk body, plane surface apparent form, apex of the polygon roundness from the claim 1 which features that it is the form which was processed either of 9 in 1 sections the oxide super-conductivity bulk magnet of statement.
[claim12]
12. As for the aforementioned oxide super-conductivity bulk body, the aforementioned polygon quadrangular, six rectangularities, or, in the claim 10 which features that it is octagon or 11 the oxide super-conductivity bulk magnet of statement.
[claim13]
13. As for the aforementioned oxide super-conductivity bulk body, from the claim 1 which features that plane surface apparent form is circle either of 9 in 1 sections the oxide super-conductivity bulk magnet of statement.
[claim14]
14. As for the aforementioned oxide super-conductivity bulk body, plane surface apparent form, curved line of the pair which opposes with the parallel straight line of the pair which opposes, from the claim 1 which features that it is the race/lace track/truck form which is connected either of 9 in 1 sections the oxide super-conductivity bulk magnet of statement.
  • 出願人(英語)
  • ※2012年7月以前掲載分については米国以外のすべての指定国
  • NIPPON STEEL AND SUMITOMO METAL CORPORATION
  • TOKYO UNIVERSITY OF MARINE SCIENCE AND TECHNOLOGY
  • 発明者(英語)
  • MORITA MITSURU
  • TESHIMA HIDEKAZU
  • MIKI MOTOHIRO
  • IZUMI MITSURU
国際特許分類(IPC)
指定国 National States: AE AG AL AM AO AT AU AZ BA BB BG BH BN BR BW BY BZ CA CH CL CN CO CR CU CZ DE DK DM DO DZ EC EE EG ES FI GB GD GE GH GM GT HN HR HU ID IL IN IR IS JP KE KG KN KP KR KZ LA LC LK LR LS LU LY MA MD ME MG MK MN MW MX MY MZ NA NG NI NO NZ OM PA PE PG PH PL PT QA RO RS RU RW SA SC SD SE SG SK SL SM ST SV SY TH TJ TM TN TR TT TZ UA UG US UZ VC VN ZA ZM ZW
ARIPO: BW GH GM KE LR LS MW MZ NA RW SD SL SZ TZ UG ZM ZW
EAPO: AM AZ BY KG KZ RU TJ TM
EPO: AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR
OAPI: BF BJ CF CG CI CM GA GN GQ GW KM ML MR NE SN ST TD TG

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