KR900004967A - 염화 지르코늄, 하프늄 또는 티타늄을 금속 생성물로 환원시키는 방법 - Google Patents

염화 지르코늄, 하프늄 또는 티타늄을 금속 생성물로 환원시키는 방법 Download PDF

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KR900004967A
KR900004967A KR1019890013114A KR890013114A KR900004967A KR 900004967 A KR900004967 A KR 900004967A KR 1019890013114 A KR1019890013114 A KR 1019890013114A KR 890013114 A KR890013114 A KR 890013114A KR 900004967 A KR900004967 A KR 900004967A
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South Korea
Prior art keywords
chloride
hafnium
titanium
zirconium
metal
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KR1019890013114A
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English (en)
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프란시스 맥레프린 데이비드
탈코 프란시스
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에이.미츠.쥬니어.
웨스팅하우스 일렉트릭 코오포레이숀
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Publication of KR900004967A publication Critical patent/KR900004967A/ko

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    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
    • C22B34/00—Obtaining refractory metals
    • C22B34/10—Obtaining titanium, zirconium or hafnium
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
    • C22B34/00—Obtaining refractory metals
    • C22B34/10—Obtaining titanium, zirconium or hafnium
    • C22B34/12—Obtaining titanium or titanium compounds from ores or scrap by metallurgical processing; preparation of titanium compounds from other titanium compounds see C01G23/00 - C01G23/08
    • C22B34/1263—Obtaining titanium or titanium compounds from ores or scrap by metallurgical processing; preparation of titanium compounds from other titanium compounds see C01G23/00 - C01G23/08 obtaining metallic titanium from titanium compounds, e.g. by reduction
    • C22B34/1268—Obtaining titanium or titanium compounds from ores or scrap by metallurgical processing; preparation of titanium compounds from other titanium compounds see C01G23/00 - C01G23/08 obtaining metallic titanium from titanium compounds, e.g. by reduction using alkali or alkaline-earth metals or amalgams
    • C22B34/1272—Obtaining titanium or titanium compounds from ores or scrap by metallurgical processing; preparation of titanium compounds from other titanium compounds see C01G23/00 - C01G23/08 obtaining metallic titanium from titanium compounds, e.g. by reduction using alkali or alkaline-earth metals or amalgams reduction of titanium halides, e.g. Kroll process
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
    • C22B34/00—Obtaining refractory metals
    • C22B34/10—Obtaining titanium, zirconium or hafnium
    • C22B34/14—Obtaining zirconium or hafnium
    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25C—PROCESSES FOR THE ELECTROLYTIC PRODUCTION, RECOVERY OR REFINING OF METALS; APPARATUS THEREFOR
    • C25C3/00—Electrolytic production, recovery or refining of metals by electrolysis of melts
    • C25C3/26—Electrolytic production, recovery or refining of metals by electrolysis of melts of titanium, zirconium, hafnium, tantalum or vanadium

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Electrochemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrolytic Production Of Metals (AREA)
  • Manufacture And Refinement Of Metals (AREA)

Abstract

내용없음

Description

염화지르코늄, 하프늄 또는 티타늄을 금속 생성물로 환원시키는 방법
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제1도는 LiCI - KCI계의 상평형도
제2도는 LiCI - KCI-MgCI2삼성분계의 상평형도
제3도는 용융염용액-상의 금속 열역학적 환원방법에 의한 지르코늄 생성물의 흐름 설명도.

Claims (5)

  1. 염화 지르코늄 또는 하프늄 또는 타이타늄을 금속 생성물로 환원시키는 방법에 있어서, 필수적으로 적어도 하나의 알카리 금속 염화물 및 적어도 하나의 알카리 토금속 염화물 및 염화 지르코늄, 하프늄 또는 타이타늄으로 구성된 용융염 혼합물을 생성시키기 위하여 염화 지르코늄, 하프늄 또는 타이타늄을 전해셀 내의 용융염욕속에 도입하는 단계 : 및 상기 알카리 토금속에 대하여 사기 셀을 환원 포텐샬로 작동시켜, 염화 지르코늄 또는 하프늄 또는 타이타늄과 반응하여 금속 지르코늄 또는 하프늄 또는 타이타늄 및 알카리 토금속 염화물을 생성하는 알카리 토금속을 생성시킴으로써, 상기 용융염욕내에서 전기화학적-금속 열역학적으로 염화 지르코늄 또는 하프늄 또는 타이타늄 금속 지르코늄 또는 하프늄 또는 타이타늄으로 환원시키는 단계를 포함하여서, 금속 지르코늄을 생성하고 금속내에는 지르코늄의 불용성부-염화물이 거의 없게 하며 분말형의 금속 하프늄 또는 타이타늄을 생성하는 것을 특징으로 하는 환원방법.
  2. 제1항에 있어서, 상기 용융염욕내의 용융염은 필수적으로 염화 리튬, 염화 칼륨, 염화 마그네슘 및 염화 지르코늄의 혼합물로 구성되는 것을 특징으로 하는 환원방법.
  3. 제2항에 있어서, 상기 염화 리튬 및 염화 칼륨은 거의 공용 조성의 상대비로서 존재하는 것을 특징으로 하는 환원방법.
  4. 제3항에 있어서, 상기 염화리튬의 비율은 염화 리튬 약 59몰 퍼센트와 염화 칼륨 약 41몰 퍼센트인 것을 특징으로 하는 환원 방법.
  5. 제1항 내지 제4항에 있어서, 상기 욕은 360 - 500℃에서 작동되는 것을 특징으로 하는 환원 방법.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019890013114A 1988-09-12 1989-09-11 염화 지르코늄, 하프늄 또는 티타늄을 금속 생성물로 환원시키는 방법 KR900004967A (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US242,564 1988-09-12
US07/242,564 US4923577A (en) 1988-09-12 1988-09-12 Electrochemical-metallothermic reduction of zirconium in molten salt solutions

Publications (1)

Publication Number Publication Date
KR900004967A true KR900004967A (ko) 1990-04-13

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KR1019890013114A KR900004967A (ko) 1988-09-12 1989-09-11 염화 지르코늄, 하프늄 또는 티타늄을 금속 생성물로 환원시키는 방법

Country Status (4)

Country Link
US (1) US4923577A (ko)
JP (1) JPH02111893A (ko)
KR (1) KR900004967A (ko)
FR (1) FR2636347A1 (ko)

Cited By (1)

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WO2012015278A2 (ko) * 2010-07-30 2012-02-02 충남대학교산학협력단 원광 금속환원 및 전해정련 일관공정에 의한 원자로급 지르코늄 친환경 신 제련공정

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WO2012015278A2 (ko) * 2010-07-30 2012-02-02 충남대학교산학협력단 원광 금속환원 및 전해정련 일관공정에 의한 원자로급 지르코늄 친환경 신 제련공정
WO2012015278A3 (ko) * 2010-07-30 2012-05-03 충남대학교산학협력단 원광 금속환원 및 전해정련 일관공정에 의한 원자로급 지르코늄 친환경 신 제련공정
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JPH02111893A (ja) 1990-04-24
US4923577A (en) 1990-05-08
FR2636347A1 (fr) 1990-03-16

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