FR2824845B1 - Procede de purification du sodium - Google Patents

Procede de purification du sodium

Info

Publication number
FR2824845B1
FR2824845B1 FR0106458A FR0106458A FR2824845B1 FR 2824845 B1 FR2824845 B1 FR 2824845B1 FR 0106458 A FR0106458 A FR 0106458A FR 0106458 A FR0106458 A FR 0106458A FR 2824845 B1 FR2824845 B1 FR 2824845B1
Authority
FR
France
Prior art keywords
sodium
purification process
calcium
inert gas
inert
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.)
Expired - Fee Related
Application number
FR0106458A
Other languages
English (en)
Other versions
FR2824845A1 (fr
Inventor
Pierre Flacher
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.)
MSSA
Original Assignee
MSSA
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.)
Filing date
Publication date
Application filed by MSSA filed Critical MSSA
Priority to FR0106458A priority Critical patent/FR2824845B1/fr
Priority to JP2002133702A priority patent/JP4180836B2/ja
Priority to EP02356088A priority patent/EP1258536B1/fr
Priority to AT02356088T priority patent/ATE270716T1/de
Priority to DE60200705T priority patent/DE60200705T2/de
Priority to CN02119300.2A priority patent/CN1239722C/zh
Priority to US10/146,067 priority patent/US6773483B2/en
Publication of FR2824845A1 publication Critical patent/FR2824845A1/fr
Application granted granted Critical
Publication of FR2824845B1 publication Critical patent/FR2824845B1/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

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
    • C22B26/00—Obtaining alkali, alkaline earth metals or magnesium
    • C22B26/10—Obtaining alkali metals
    • 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
    • C22B9/00—General processes of refining or remelting of metals; Apparatus for electroslag or arc remelting of metals
    • C22B9/05—Refining by treating with gases, e.g. gas flushing also refining by means of a material generating gas in situ

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Metallurgy (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Organic Chemistry (AREA)
  • Geology (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Removal Of Specific Substances (AREA)
  • Processing Of Solid Wastes (AREA)
FR0106458A 2001-05-16 2001-05-16 Procede de purification du sodium Expired - Fee Related FR2824845B1 (fr)

Priority Applications (7)

Application Number Priority Date Filing Date Title
FR0106458A FR2824845B1 (fr) 2001-05-16 2001-05-16 Procede de purification du sodium
JP2002133702A JP4180836B2 (ja) 2001-05-16 2002-05-09 ナトリウムの精製方法
AT02356088T ATE270716T1 (de) 2001-05-16 2002-05-13 Verfahren zum raffinieren von natrium
DE60200705T DE60200705T2 (de) 2001-05-16 2002-05-13 Verfahren zum Raffinieren von Natrium
EP02356088A EP1258536B1 (fr) 2001-05-16 2002-05-13 Procédé de purification du sodium
CN02119300.2A CN1239722C (zh) 2001-05-16 2002-05-15 钠纯化方法
US10/146,067 US6773483B2 (en) 2001-05-16 2002-05-16 Sodium purification method

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR0106458A FR2824845B1 (fr) 2001-05-16 2001-05-16 Procede de purification du sodium

Publications (2)

Publication Number Publication Date
FR2824845A1 FR2824845A1 (fr) 2002-11-22
FR2824845B1 true FR2824845B1 (fr) 2003-06-27

Family

ID=8863352

Family Applications (1)

Application Number Title Priority Date Filing Date
FR0106458A Expired - Fee Related FR2824845B1 (fr) 2001-05-16 2001-05-16 Procede de purification du sodium

Country Status (7)

Country Link
US (1) US6773483B2 (fr)
EP (1) EP1258536B1 (fr)
JP (1) JP4180836B2 (fr)
CN (1) CN1239722C (fr)
AT (1) ATE270716T1 (fr)
DE (1) DE60200705T2 (fr)
FR (1) FR2824845B1 (fr)

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2054316A (en) * 1933-08-29 1936-09-15 Du Pont Separation of metals
US2863757A (en) * 1956-12-23 1958-12-09 Du Pont Process for the removal of calcium from sodium
FR1214176A (fr) * 1958-09-02 1960-04-07 Du Pont Procédé de séparation calcium-sodium
FR2251627B1 (fr) * 1973-11-16 1976-11-19 Metaux Speciaux Sa

Also Published As

Publication number Publication date
ATE270716T1 (de) 2004-07-15
EP1258536B1 (fr) 2004-07-07
US20020170390A1 (en) 2002-11-21
JP2003041329A (ja) 2003-02-13
CN1389585A (zh) 2003-01-08
FR2824845A1 (fr) 2002-11-22
DE60200705D1 (de) 2004-08-12
DE60200705T2 (de) 2005-07-28
US6773483B2 (en) 2004-08-10
CN1239722C (zh) 2006-02-01
JP4180836B2 (ja) 2008-11-12
EP1258536A1 (fr) 2002-11-20

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Legal Events

Date Code Title Description
ST Notification of lapse

Effective date: 20140131