KR950703068A - 저농도의 우라늄, 토륨, 및 희토류 원소를 가지는 전기 정련된 알루미늄 및 그 제조방법(electrorefined aluminium with low uranium, thorium and rare earth content) - Google Patents

저농도의 우라늄, 토륨, 및 희토류 원소를 가지는 전기 정련된 알루미늄 및 그 제조방법(electrorefined aluminium with low uranium, thorium and rare earth content) Download PDF

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Publication number
KR950703068A
KR950703068A KR1019950700776A KR19950700776A KR950703068A KR 950703068 A KR950703068 A KR 950703068A KR 1019950700776 A KR1019950700776 A KR 1019950700776A KR 19950700776 A KR19950700776 A KR 19950700776A KR 950703068 A KR950703068 A KR 950703068A
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KR
South Korea
Prior art keywords
aluminum
less
content
thorium
rare earth
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KR1019950700776A
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English (en)
Inventor
르로이 미쉘
Original Assignee
쟝-끌로드 무조
알루미늄 뻬쉬니(Aluminium Pechiney)
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
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Publication date
Application filed by 쟝-끌로드 무조, 알루미늄 뻬쉬니(Aluminium Pechiney) filed Critical 쟝-끌로드 무조
Publication of KR950703068A publication Critical patent/KR950703068A/ko

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Classifications

    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C21/00—Alloys based on aluminium
    • 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
    • C22B21/00—Obtaining aluminium
    • C22B21/06—Obtaining aluminium refining
    • 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
    • C22B7/00—Working up raw materials other than ores, e.g. scrap, to produce non-ferrous metals and compounds thereof; Methods of a general interest or applied to the winning of more than two metals
    • C22B7/001—Dry processes
    • C22B7/004—Dry processes separating two or more metals by melting out (liquation), i.e. heating above the temperature of the lower melting metal component(s); by fractional crystallisation (controlled freezing)
    • 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
    • C25C3/06—Electrolytic production, recovery or refining of metals by electrolysis of melts of aluminium
    • C25C3/24—Refining
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P10/00—Technologies related to metal processing
    • Y02P10/20—Recycling

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

Abstract

본 발명은 전해 정련용기에서 배출될때 어떠한 후속 처리도 없이 100ppb 미만의 희토류 원소 함량과 20ppb 미만의 우라늄 및 토륨의 전체 함량을 가지며 99.998% 이상의 순도를 가지는 알루미늄을 전해 정련으로 얻는 것에 관한 것이다. 본 발명은 또한 비용을 절감할 수 있는 상기 알루미늄 제조공정에 관한 것이다. 본 발명에 따른 고순도 알루미늄은 주로 전기 회로의 금속 피복(metallization)에 이용된다.

Description

저농도의 우라늄, 토륨, 및 희토류 원소를 가지는 전기 정련된 알루미늄 및 그 제조방법(ELECTROREFINED ALUMINIUM WITH LOW URANIUM, THORIUM AND RARE EARTH CONTENT)
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음

Claims (5)

  1. 전해정련 용기에서 배출될때 어떠한 후속 처리도 없이 희토류 원소 함량이 100ppb 미만이고 우라늄과 토륨의 총함량이 20ppb 미만인 것을 특징으로 하는 전해정련으로 얻은 순도 99.99% 이상의 알루미늄.
  2. 50 내지 80%의 예비정제 금속 수율을 가지는 제1분급 결정화 작업을 실행한 후에, 용해된 할로겐화 염으로된 전해욕내에서 3층 공정(3 layer process)으로 90% 이상의 최종 정제 금속 수율을 가지는 전해정령 작업으로 상기 예비정제 금속을 정련하는 것을 특징으로 하는 제1항에 따른 알루미늄 제조방법.
  3. 제2항에 있어서, 전해욕을 구성하고 조정하는 할로겐화염이 미리 정제되는 것을 특징으로 하는 알루미늄 제조방법.
  4. 제3항에 있어서, 상기 염이 액체 알루미늄과 접촉하여 정제되는 것을 특징으로 하는 알루미늄 제조방법.
  5. 제2항에 내지 제4항중 어느 한 항에 있어서, 상기 전해정련 작업후에 1ppm 미만의 U+Th 함량을 가지는 매우 순수한 도가니내에서 30 내지 80% 수율을 갖는 물리적 정제작업을 길행하며, U+Th 함량이 0.1ppb 미만이고 알루미늄 순도가 99.9995% 이상인 것을 특징으로 하는 알루미늄 제조 방법.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019950700776A 1993-07-22 1994-07-11 저농도의 우라늄, 토륨, 및 희토류 원소를 가지는 전기 정련된 알루미늄 및 그 제조방법(electrorefined aluminium with low uranium, thorium and rare earth content) KR950703068A (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
FR9309254A FR2708000B1 (fr) 1993-07-22 1993-07-22 Aluminium électroraffiné à basse teneur en uranium, thorium et terres rares.
FR93/09254 1993-07-22
PCT/FR1994/000862 WO1995003434A1 (fr) 1993-07-22 1994-07-11 Aluminium electroraffine a basse teneur en uranium, thorium et terres rares

Publications (1)

Publication Number Publication Date
KR950703068A true KR950703068A (ko) 1995-08-23

Family

ID=9449690

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019950700776A KR950703068A (ko) 1993-07-22 1994-07-11 저농도의 우라늄, 토륨, 및 희토류 원소를 가지는 전기 정련된 알루미늄 및 그 제조방법(electrorefined aluminium with low uranium, thorium and rare earth content)

Country Status (11)

Country Link
US (1) US5573574A (ko)
EP (1) EP0662159B1 (ko)
JP (1) JPH07507602A (ko)
KR (1) KR950703068A (ko)
CN (1) CN1112788A (ko)
AU (1) AU672517B2 (ko)
CA (1) CA2142874A1 (ko)
DE (2) DE662159T1 (ko)
FR (1) FR2708000B1 (ko)
RU (1) RU95106982A (ko)
WO (1) WO1995003434A1 (ko)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AUPN814496A0 (en) * 1996-02-19 1996-03-14 Monash University Dermal penetration enhancer
FR2788283B1 (fr) * 1999-01-08 2001-02-16 Pechiney Aluminium Procede et dispositif de purification de l'aluminium par segregation
DE60104114T2 (de) * 2001-09-03 2005-08-18 Corus Technology Bv Verfahren zum Reinigen einer Aluminium-Legierung
DE602007013893D1 (de) * 2006-06-22 2011-05-26 Aleris Switzerland Gmbh Verfahren zur trennung von schmelzflüssigem aluminium und festen einschlüssen
FR2902800B1 (fr) * 2006-06-23 2008-08-22 Alcan Rhenalu Sa Procede de recyclage de scrap en alliage d'aluminium provenant de l'industrie aeronautique
WO2008003505A1 (en) * 2006-07-07 2008-01-10 Aleris Switzerland Gmbh Method and device for metal purification and separation of purified metal from a metal mother liquid such as aluminium
CN106591938A (zh) * 2016-12-29 2017-04-26 柳州市圣垒贸易有限公司 一种高纯金属铀的提炼方法

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL37494C (ko) * 1932-11-08
FR832528A (fr) * 1937-05-14 1938-09-28 Alais Perfectionnement au raffinage électrolytique de l'aluminium
CH198199A (de) * 1937-06-03 1938-06-15 Aluminium Ind Ag Verfahren zur Einbringung von Elektrolyt in die Elektrolytschicht bei nach dem Dreischichtenverfahren arbeitenden Aluminiumraffinationsöfen.
BE435236A (ko) * 1938-07-12
CH355956A (de) * 1957-05-02 1961-07-31 Aluminium Ind Ag Elektrolytische Zelle für die Raffination von Aluminium nach dem Dreischichtenverfahren
FR1594154A (ko) * 1968-12-06 1970-06-01
US4222830A (en) * 1978-12-26 1980-09-16 Aluminum Company Of America Production of extreme purity aluminum
JP2949512B2 (ja) * 1990-05-28 1999-09-13 昭和アルミニウム株式会社 電子材料用アルミニウム材の製造方法

Also Published As

Publication number Publication date
CN1112788A (zh) 1995-11-29
DE662159T1 (de) 1995-11-30
DE69400571D1 (de) 1996-10-24
AU672517B2 (en) 1996-10-03
AU7265094A (en) 1995-02-20
EP0662159A1 (fr) 1995-07-12
US5573574A (en) 1996-11-12
FR2708000A1 (fr) 1995-01-27
FR2708000B1 (fr) 1995-08-25
JPH07507602A (ja) 1995-08-24
DE69400571T2 (de) 1997-01-30
RU95106982A (ru) 1997-04-10
EP0662159B1 (fr) 1996-09-18
CA2142874A1 (fr) 1995-02-02
WO1995003434A1 (fr) 1995-02-02

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