KR910013603A - 초전도체 전구물질을 형성하는 과정 - Google Patents

초전도체 전구물질을 형성하는 과정 Download PDF

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KR910013603A
KR910013603A KR1019900020798A KR900020798A KR910013603A KR 910013603 A KR910013603 A KR 910013603A KR 1019900020798 A KR1019900020798 A KR 1019900020798A KR 900020798 A KR900020798 A KR 900020798A KR 910013603 A KR910013603 A KR 910013603A
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oxide superconductor
silver
precursor
oxide
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KR1019900020798A
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KR940010162B1 (ko
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디. 스미스 게이로드
엠. 풀 존
지. 맥킴프슨 마빈
제이. 마서 로렌스
에이취. 샌드하지 케네스
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원본 미기재
인코 알로이 인터내셔날 인코포레이티드
아메리칸 슈퍼콘덕터 코포레이숀
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    • C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/622—Forming processes; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/64—Burning or sintering processes
    • C04B35/65—Reaction sintering of free metal- or free silicon-containing compositions
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F3/00—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces
    • B22F3/12—Both compacting and sintering
    • B22F3/1208—Containers or coating used therefor
    • B22F3/1216—Container composition
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F3/00—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces
    • B22F3/20—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces by extruding
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F9/00—Making metallic powder or suspensions thereof
    • B22F9/02—Making metallic powder or suspensions thereof using physical processes
    • B22F9/04—Making metallic powder or suspensions thereof using physical processes starting from solid material, e.g. by crushing, grinding or milling
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/01—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics
    • C04B35/45—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics based on copper oxide or solid solutions thereof with other oxides
    • C04B35/4504—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics based on copper oxide or solid solutions thereof with other oxides containing rare earth oxides
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C5/00—Alloys based on noble metals
    • C22C5/06—Alloys based on silver
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    • H10N60/00—Superconducting devices
    • H10N60/01—Manufacture or treatment
    • H10N60/0268—Manufacture or treatment of devices comprising copper oxide
    • H10N60/0772—Processes including the use of non-gaseous precursors
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    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
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    • H10N60/00—Superconducting devices
    • H10N60/01—Manufacture or treatment
    • H10N60/0268—Manufacture or treatment of devices comprising copper oxide
    • H10N60/0801—Manufacture or treatment of filaments or composite wires
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F3/00—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces
    • B22F3/20—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces by extruding
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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F9/00—Making metallic powder or suspensions thereof
    • B22F9/02—Making metallic powder or suspensions thereof using physical processes
    • B22F9/04—Making metallic powder or suspensions thereof using physical processes starting from solid material, e.g. by crushing, grinding or milling
    • B22F2009/041—Making metallic powder or suspensions thereof using physical processes starting from solid material, e.g. by crushing, grinding or milling by mechanical alloying, e.g. blending, milling
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F2998/00—Supplementary information concerning processes or compositions relating to powder metallurgy
    • B22F2998/10—Processes characterised by the sequence of their steps

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  • Chemical & Material Sciences (AREA)
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  • Ceramic Engineering (AREA)
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  • Organic Chemistry (AREA)
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  • Inorganic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Metallurgy (AREA)
  • Inorganic Compounds Of Heavy Metals (AREA)
  • Superconductors And Manufacturing Methods Therefor (AREA)
  • Oxygen, Ozone, And Oxides In General (AREA)
  • Compositions Of Oxide Ceramics (AREA)
  • Superconductor Devices And Manufacturing Methods Thereof (AREA)
  • Powder Metallurgy (AREA)

Abstract

내용 없음.

Description

초전도체 전구물질을 형성하는 과정
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음

Claims (15)

  1. a) 언급된 옥사이드 초전도체의 언급된 금속원소성분의 동질성을 증가시키기 위해 미리 결정된 시간양동안 옥사이드 초전도체의 금속원소성분을 포함하는 고에너지 밀링합금가루; b)언급된 옥사이드 초전도체의 언급된 금속원소성분안으로 언급된 은을 혼합하기 위한 언급된 옥사이드 초전도체의 언급된 밀링된 금속원소안으로의 고에너지 밀링은; c) 언급된 옥사이드 초전도체의 금속원소성분과 언급된 밀링된 은의 압분; 그리고 d)은을 포함하는 초전도체 전구물질을 형성하기 위해 언급된 옥사이드 초전도체의 금속원소성분과 언급된 압분된 은가공을 구성하는 인터메탈릭(intermetallic)의 감소된 양을 갖는 은을 포함하는 초전도체 전구물질생성과정.
  2. 제1항에 있어서, 단계 a)와 b)의 언급된 고에너지 밀링이 기계적 합금을 포함하는 과정.
  3. 제1항에 있어서, 언급된 밀링된 은과 금속원소성분이 은내장 안으로 압분되는 과정.
  4. 제1항에 있어서, 언급된 가공이 정력학적 압출로 구성되는 과정.
  5. 제1항에 있어서, 단계 d)가 켈빈온도로 은을 포함하는 초전도 전구물질 용융온도의 최소한 50%의 온도에서 행해지는 과정.
  6. 제1항에 있어서, 미리 결정된 모양으로 은을 포함하는 초전도 전구물질을 열간가공하는 단계를 또한 포함하는 과정.
  7. 제1항에 있어서, 언급된 은을 포함하는 초전도 전구물질 합금이 최소한 하나의 귀한 토류. 바륨과 구리를 부가적으로 포함하는 과정.
  8. 제1항에 있어서, 언급된 옥사이드 초전도체가 1-2-3 Y-Ba-Cu 초전도체인 과정.
  9. a)옥사이드 초전도체 전구물질 합금형성; b)원하는 형태의 옥사이드 초전도체 전구물질합금을 형성하기 위해 켈빈온도로 언급된 옥사이드 초진도체 합금의 용융온도의 최소한50%의 온도에서 언급된 옥사이드 초전도체 전구물질을 열간가공; 그리고 c)초전도 물체를 갖추기 위해 언급된 옥사이드 초전도체 전구 물질합금산화를 구성하는 초전도 물체를 형성하는 과정.
  10. 제9항에 있어서, 언급된 옥사이드 초전도체 전구물질합금이 정력학적 압출로 형성된 선인 과정.
  11. 제10항에 있어서, 언급된 정력학적 압출이 316℃이상의 온도에서 행해지는 과정.
  12. 제10항에 있어서, 언급된 연간가공이 언급된 선을 열간감지하는 것을 포함하는 과정.
  13. 제9항에 있어서, 언급된 옥사이드 초전도체 전구물질합금이 은내장내에 포합되는 과정.
  14. 제9항에 있어서, 언급된 옥사이드 초전도체 전구물질합금이 최소한 하나의 귀한 토류, 바륨과 구리를 포함하는 과정.
  15. 제14항에 있어서, 언급된 열간가공이 켈빈온도로 언급된 옥사이드 초진도체 전구물질합금이 용융온도의 최소한 75%에서 행해지는 과정.
    ※ 참고사항 : 최초출된 내용에 의하여 공개하는 것임.
KR1019900020798A 1989-12-22 1990-12-17 초전도체 선구물질(precursor) 제조방법 KR940010162B1 (ko)

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US455,573 1989-12-22
US07/455,573 US5034373A (en) 1989-12-22 1989-12-22 Process for forming superconductor precursor

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KR940010162B1 KR940010162B1 (ko) 1994-10-22

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US (1) US5034373A (ko)
EP (1) EP0434372B1 (ko)
JP (1) JP2758503B2 (ko)
KR (1) KR940010162B1 (ko)
AT (1) ATE126932T1 (ko)
AU (1) AU622603B2 (ko)
BR (1) BR9006449A (ko)
CA (1) CA2032879A1 (ko)
DE (1) DE69021848T2 (ko)
TW (1) TW263586B (ko)

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US5034373A (en) 1991-07-23
AU622603B2 (en) 1992-04-09
CA2032879A1 (en) 1991-06-23
JPH06199521A (ja) 1994-07-19
ATE126932T1 (de) 1995-09-15
EP0434372A3 (en) 1991-09-11
TW263586B (ko) 1995-11-21
DE69021848T2 (de) 1996-04-18
EP0434372B1 (en) 1995-08-23
DE69021848D1 (de) 1995-09-28
KR940010162B1 (ko) 1994-10-22
JP2758503B2 (ja) 1998-05-28
EP0434372A2 (en) 1991-06-26
BR9006449A (pt) 1991-10-01
AU6839490A (en) 1991-06-27

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