EP0402288A3 - Verfahren zur Abtrennung von Kalzium und Stickstoff aus Lithium - Google Patents

Verfahren zur Abtrennung von Kalzium und Stickstoff aus Lithium Download PDF

Info

Publication number
EP0402288A3
EP0402288A3 EP19900420275 EP90420275A EP0402288A3 EP 0402288 A3 EP0402288 A3 EP 0402288A3 EP 19900420275 EP19900420275 EP 19900420275 EP 90420275 A EP90420275 A EP 90420275A EP 0402288 A3 EP0402288 A3 EP 0402288A3
Authority
EP
European Patent Office
Prior art keywords
lithium
calcium
nitrogen
separation
insoluble
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
EP19900420275
Other languages
English (en)
French (fr)
Other versions
EP0402288A2 (de
EP0402288B1 (de
Inventor
Guy Bernard
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.)
Metaux Speciaux SA
Original Assignee
Metaux Speciaux SA
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 Metaux Speciaux SA filed Critical Metaux Speciaux SA
Publication of EP0402288A2 publication Critical patent/EP0402288A2/de
Publication of EP0402288A3 publication Critical patent/EP0402288A3/de
Application granted granted Critical
Publication of EP0402288B1 publication Critical patent/EP0402288B1/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • C22B26/12—Obtaining lithium

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Organic Chemistry (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Manufacturing & Machinery (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Metallurgy (AREA)
  • Environmental & Geological Engineering (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Removal Of Specific Substances (AREA)
  • Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
  • Electrolytic Production Of Metals (AREA)
  • Secondary Cells (AREA)
  • Battery Electrode And Active Subsutance (AREA)
EP90420275A 1989-06-09 1990-06-07 Verfahren zur Abtrennung von Kalzium und Stickstoff aus Lithium Expired - Lifetime EP0402288B1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR8908144 1989-06-09
FR8908144A FR2649416B1 (fr) 1989-06-09 1989-06-09 Procede de separation du calcium et de l'azote du lithium

Publications (3)

Publication Number Publication Date
EP0402288A2 EP0402288A2 (de) 1990-12-12
EP0402288A3 true EP0402288A3 (de) 1991-09-18
EP0402288B1 EP0402288B1 (de) 1994-09-21

Family

ID=9382902

Family Applications (1)

Application Number Title Priority Date Filing Date
EP90420275A Expired - Lifetime EP0402288B1 (de) 1989-06-09 1990-06-07 Verfahren zur Abtrennung von Kalzium und Stickstoff aus Lithium

Country Status (9)

Country Link
US (1) US5019158A (de)
EP (1) EP0402288B1 (de)
JP (1) JPH0653952B2 (de)
AT (1) ATE111965T1 (de)
CA (1) CA2018409C (de)
DD (1) DD294973A5 (de)
DE (1) DE69012660T2 (de)
ES (1) ES2060116T3 (de)
FR (1) FR2649416B1 (de)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6200541B1 (en) * 1997-10-28 2001-03-13 Bp Amoco Corporation Composite materials for membrane reactors
CN101642815A (zh) * 2009-09-04 2010-02-10 黄启新 用熔渣导电高温制取金属锂的方法
CN107058761B (zh) * 2016-12-19 2019-06-11 天齐锂业股份有限公司 金属锂或锂合金中降除氮化物的方法
CN106756105B (zh) * 2016-12-19 2018-10-30 天齐锂业股份有限公司 金属锂或锂合金中氮化物的降除方法
US20190280292A1 (en) * 2018-03-08 2019-09-12 Seeo, Inc. Lithium metal foils with low defect density

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4528032A (en) * 1984-01-10 1985-07-09 The United States Of America As Represented By The United States Department Of Energy Lithium purification technique
US4781756A (en) * 1987-07-02 1988-11-01 Lithium Corporation Of America Removal of lithium nitride from lithium metal

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3287109A (en) * 1963-05-31 1966-11-22 Dow Chemical Co Oxygen removal from alkali metals

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4528032A (en) * 1984-01-10 1985-07-09 The United States Of America As Represented By The United States Department Of Energy Lithium purification technique
US4781756A (en) * 1987-07-02 1988-11-01 Lithium Corporation Of America Removal of lithium nitride from lithium metal

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
JOURNAL OF APPLIED CHEMISTRY vol. 13, Août 1963, LONDON UK pages 329 - 334; & BROOMFIELD: '"The purification of lithium by vacuum distillation" ' *

Also Published As

Publication number Publication date
EP0402288A2 (de) 1990-12-12
ES2060116T3 (es) 1994-11-16
DD294973A5 (de) 1991-10-17
EP0402288B1 (de) 1994-09-21
CA2018409C (fr) 1995-12-19
FR2649416B1 (fr) 1991-11-29
DE69012660T2 (de) 1995-02-09
JPH0653952B2 (ja) 1994-07-20
FR2649416A1 (fr) 1991-01-11
ATE111965T1 (de) 1994-10-15
DE69012660D1 (de) 1994-10-27
JPH0368792A (ja) 1991-03-25
CA2018409A1 (fr) 1990-12-09
US5019158A (en) 1991-05-28

Similar Documents

Publication Publication Date Title
AU585131B2 (en) New aryl-substituted (N-piperidinyl)methyl- and (N-piperazinyl)methylazoles having antipsychotic properties
AU565873B2 (en) Magnesium production from molten electrolyte
AU561355B2 (en) Magnesium production from molten electrolyte
IE881409L (en) Recovering microbially produced interleukin-2
AU1383488A (en) Process for the electrolytic production of metals
PL255527A1 (en) Method of obtaining purified podofilitoxin
GB2212509B (en) Moulding composition suitable for the production of microporous battery separators
IL78580A0 (en) Process and apparatus for purifying lithium
EP0402288A3 (de) Verfahren zur Abtrennung von Kalzium und Stickstoff aus Lithium
GR3026104T3 (en) Easily workable and weldable aluminium alloy, and process for its manufacture
GB8903906D0 (en) Electrolytic process for recovering lithium from aluminum-lithium alloy scrap
AU582497B2 (en) Improved process for separation of acid gases
AU1383188A (en) Process for the electrolytic production of metals
DE3665324D1 (en) Electrothermal process for the separation and refining of metals starting from recuperation products
AU6418096A (en) Process for separating pivalic acid from spent reaction mixtures
SU986950A1 (ru) Способ переработки гюбнеритовых промпродуктов
GB1001504A (en) Process for the manufacture of purified calcium oxide
AU6314386A (en) Process for the electrolytic production of metals
JPS51124603A (en) A method of salvaging valuable metals from waste catalysts
JPS5266684A (en) Purification and separation of 2-keto-l-glonic acid
FR2457254A1 (fr) Procede de purification du silicium
JPS6417826A (en) Refining method for gold
JPS6469510A (en) Production of high-purity si-b alloy
Haberfellner Process for the Recovery of Aluminium From Drosses
Lileev Radio-Resonance Separation of Copper-Nickel Ores

Legal Events

Date Code Title Description
PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

Free format text: ORIGINAL CODE: 0009012

AK Designated contracting states

Kind code of ref document: A2

Designated state(s): AT DE ES GB IT NL SE

PUAL Search report despatched

Free format text: ORIGINAL CODE: 0009013

AK Designated contracting states

Kind code of ref document: A3

Designated state(s): AT DE ES GB IT NL SE

17P Request for examination filed

Effective date: 19911008

17Q First examination report despatched

Effective date: 19931005

GRAA (expected) grant

Free format text: ORIGINAL CODE: 0009210

AK Designated contracting states

Kind code of ref document: B1

Designated state(s): AT DE ES GB IT NL SE

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: IT

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRE;WARNING: LAPSES OF ITALIAN PATENTS WITH EFFECTIVE DATE BEFORE 2007 MAY HAVE OCCURRED AT ANY TIME BEFORE 2007. THE CORRECT EFFECTIVE DATE MAY BE DIFFERENT FROM THE ONE RECORDED.SCRIBED TIME-LIMIT

Effective date: 19940921

REF Corresponds to:

Ref document number: 111965

Country of ref document: AT

Date of ref document: 19941015

Kind code of ref document: T

REF Corresponds to:

Ref document number: 69012660

Country of ref document: DE

Date of ref document: 19941027

GBT Gb: translation of ep patent filed (gb section 77(6)(a)/1977)

Effective date: 19941007

REG Reference to a national code

Ref country code: ES

Ref legal event code: FG2A

Ref document number: 2060116

Country of ref document: ES

Kind code of ref document: T3

EAL Se: european patent in force in sweden

Ref document number: 90420275.1

PLBE No opposition filed within time limit

Free format text: ORIGINAL CODE: 0009261

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: NO OPPOSITION FILED WITHIN TIME LIMIT

26N No opposition filed
REG Reference to a national code

Ref country code: GB

Ref legal event code: IF02

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: AT

Payment date: 20040517

Year of fee payment: 15

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: SE

Payment date: 20040524

Year of fee payment: 15

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: ES

Payment date: 20040608

Year of fee payment: 15

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: NL

Payment date: 20040629

Year of fee payment: 15

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: AT

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20050607

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: ES

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20050608

Ref country code: SE

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20050608

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: NL

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20060101

EUG Se: european patent has lapsed
NLV4 Nl: lapsed or anulled due to non-payment of the annual fee

Effective date: 20060101

REG Reference to a national code

Ref country code: ES

Ref legal event code: FD2A

Effective date: 20050608

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: DE

Payment date: 20080507

Year of fee payment: 19

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: GB

Payment date: 20080527

Year of fee payment: 19

GBPC Gb: european patent ceased through non-payment of renewal fee

Effective date: 20090607

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: GB

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20090607

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: DE

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20100101