EP3612654A4 - Production method for scandium metal and al-sc alloys via electrolysis of fluorinated scandium salts obtained by the calcination of scandium compound in the form of (nh4)2nascf6 - Google Patents

Production method for scandium metal and al-sc alloys via electrolysis of fluorinated scandium salts obtained by the calcination of scandium compound in the form of (nh4)2nascf6 Download PDF

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Publication number
EP3612654A4
EP3612654A4 EP18849073.4A EP18849073A EP3612654A4 EP 3612654 A4 EP3612654 A4 EP 3612654A4 EP 18849073 A EP18849073 A EP 18849073A EP 3612654 A4 EP3612654 A4 EP 3612654A4
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EP
European Patent Office
Prior art keywords
scandium
2nascf6
calcination
fluorinated
production method
Prior art date
Legal status (The legal status 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 status listed.)
Granted
Application number
EP18849073.4A
Other languages
German (de)
French (fr)
Other versions
EP3612654B1 (en
EP3612654A2 (en
Inventor
Ali Safder IPLIKÇIOGLU
Serif KAYA
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Minertek Mineral Teknolojileri Madencilik Sanayi Ve Ticaret AS
Original Assignee
Minertek Mineral Teknolojileri Madencilik Sanayi Ve Ticaret AS
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Publication of EP3612654A2 publication Critical patent/EP3612654A2/en
Publication of EP3612654A4 publication Critical patent/EP3612654A4/en
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Publication of EP3612654B1 publication Critical patent/EP3612654B1/en
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Classifications

    • 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
    • C22B59/00—Obtaining rare earth metals
    • 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
    • C25C3/34—Electrolytic production, recovery or refining of metals by electrolysis of melts of metals not provided for in groups C25C3/02 - C25C3/32
    • 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
    • C25C3/36—Alloys obtained by cathodic reduction of all their ions

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Materials Engineering (AREA)
  • Electrochemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Electrolytic Production Of Metals (AREA)
EP18849073.4A 2017-03-20 2018-03-06 Production method for scandium metal and al-sc alloys via electrolysis of fluorinated scandium salts obtained by the calcination of scandium compound in the form of (nh4)2nascf6 Active EP3612654B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
TR201704146 2017-03-20
PCT/TR2018/050078 WO2019040016A2 (en) 2017-03-20 2018-03-06 Production method for scandium metal and al-sc alloys via electrolysis of fluorinated scandium salts obtained by the calcination of scandium compound in the form of (nh 4)2nascf6

Publications (3)

Publication Number Publication Date
EP3612654A2 EP3612654A2 (en) 2020-02-26
EP3612654A4 true EP3612654A4 (en) 2020-04-22
EP3612654B1 EP3612654B1 (en) 2021-09-08

Family

ID=65439168

Family Applications (1)

Application Number Title Priority Date Filing Date
EP18849073.4A Active EP3612654B1 (en) 2017-03-20 2018-03-06 Production method for scandium metal and al-sc alloys via electrolysis of fluorinated scandium salts obtained by the calcination of scandium compound in the form of (nh4)2nascf6

Country Status (2)

Country Link
EP (1) EP3612654B1 (en)
WO (1) WO2019040016A2 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TR201704220A2 (en) * 2017-03-21 2018-03-21 Minertek Mineral Teknolojileri Madencilik Sanayi Ve Ticaret Anonim Sirketi Production method of scandium metal and Al-Sc alloys by electrolysis from scandium salt mixtures formed by adding CaCl2 and / or MgCl2 compounds to scF3 compound obtained from scandium compound in the form of (NH4) 2NaScF6

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1410599A (en) * 2002-12-03 2003-04-16 中国铝业股份有限公司 Method of producing aluminium scandium alloy by electrolysis

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3111467A (en) 1960-06-03 1963-11-19 Nuclear Corp Of America Production of scandium and yttrium
CN1260397C (en) * 2003-08-21 2006-06-21 中国铝业股份有限公司 Production method of high purity aluminium scandium alloy
JP5907187B2 (en) * 2014-01-27 2016-04-26 住友金属鉱山株式会社 Method for producing scandium concentrate
KR101724288B1 (en) * 2015-07-17 2017-04-10 재단법인 포항산업과학연구원 Method for producing aluminum-scandium alloy with high purity

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1410599A (en) * 2002-12-03 2003-04-16 中国铝业股份有限公司 Method of producing aluminium scandium alloy by electrolysis

Non-Patent Citations (3)

* Cited by examiner, † Cited by third party
Title
HARATA M ET AL: "Electrochemical production of Al-Sc alloy in CaCl"2-Sc"2O"3 molten salt", JOURNAL OF ALLOYS AND COMPOUNDS, ELSEVIER SEQUOIA, LAUSANNE, CH, vol. 474, no. 1-2, 17 April 2009 (2009-04-17), pages 124 - 130, XP025970687, ISSN: 0925-8388, [retrieved on 20080813], DOI: 10.1016/J.JALLCOM.2008.06.110 *
M. HARATA ET AL: "Production of scandium and Al-Sc alloy by metallothermic reduction", TRANSACTIONS - INSTITUTION OF MINING AND METALLURGY. SECTION C.MINERAL PROCESSING AND EXTRACTIVE METALLURGY, vol. 117, no. 2, 1 July 2013 (2013-07-01), GB, pages 95 - 99, XP055644678, ISSN: 0371-9553, DOI: 10.1179/174328508X290876 *
See also references of WO2019040016A2 *

Also Published As

Publication number Publication date
WO2019040016A2 (en) 2019-02-28
EP3612654B1 (en) 2021-09-08
WO2019040016A3 (en) 2019-04-25
EP3612654A2 (en) 2020-02-26

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