BR9908524B1 - regeneração livre de hidrogênio de extratores ditiofósforo metálicos. - Google Patents

regeneração livre de hidrogênio de extratores ditiofósforo metálicos. Download PDF

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Publication number
BR9908524B1
BR9908524B1 BRPI9908524-0A BR9908524A BR9908524B1 BR 9908524 B1 BR9908524 B1 BR 9908524B1 BR 9908524 A BR9908524 A BR 9908524A BR 9908524 B1 BR9908524 B1 BR 9908524B1
Authority
BR
Brazil
Prior art keywords
dithiophosphorus
extractors
metal
hydrogen free
free regeneration
Prior art date
Application number
BRPI9908524-0A
Other languages
English (en)
Other versions
BR9908524A (pt
Inventor
Robert Perraud Jean-Jacques
Frederick Colton Dennis
Paul Duterque Jean
Okita Yoshiaki
Original Assignee
Compagnie Des Mines De Xere
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 Compagnie Des Mines De Xere filed Critical Compagnie Des Mines De Xere
Publication of BR9908524A publication Critical patent/BR9908524A/pt
Publication of BR9908524B1 publication Critical patent/BR9908524B1/pt

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07F—ACYCLIC, CARBOCYCLIC OR HETEROCYCLIC COMPOUNDS CONTAINING ELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN, SULFUR, SELENIUM OR TELLURIUM
    • C07F9/00—Compounds containing elements of Groups 5 or 15 of the Periodic Table
    • C07F9/02—Phosphorus compounds
    • C07F9/06—Phosphorus compounds without P—C bonds
    • C07F9/16—Esters of thiophosphoric acids or thiophosphorous acids
    • C07F9/165—Esters of thiophosphoric acids
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07F—ACYCLIC, CARBOCYCLIC OR HETEROCYCLIC COMPOUNDS CONTAINING ELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN, SULFUR, SELENIUM OR TELLURIUM
    • C07F9/00—Compounds containing elements of Groups 5 or 15 of the Periodic Table
    • C07F9/02—Phosphorus compounds
    • C07F9/025—Purification; Separation; Stabilisation; Desodorisation of organo-phosphorus compounds
    • 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
    • Y02P20/00—Technologies relating to chemical industry
    • Y02P20/50—Improvements relating to the production of bulk chemicals
    • Y02P20/582—Recycling of unreacted starting or intermediate materials

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Molecular Biology (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Extraction Or Liquid Replacement (AREA)
BRPI9908524-0A 1998-12-08 1999-08-11 regeneração livre de hidrogênio de extratores ditiofósforo metálicos. BR9908524B1 (pt)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US09/207,214 US6022991A (en) 1998-12-08 1998-12-08 Hydrogen-free regeneration of dithiophosphorus metal extractants
US09/207.214 1998-12-08
PCT/US1999/018205 WO2000034537A1 (en) 1998-12-08 1999-08-11 Hydrogen-free regeneration of dithiophosphorus metal extractants

Publications (2)

Publication Number Publication Date
BR9908524A BR9908524A (pt) 2001-10-16
BR9908524B1 true BR9908524B1 (pt) 2009-12-01

Family

ID=22769640

Family Applications (1)

Application Number Title Priority Date Filing Date
BRPI9908524-0A BR9908524B1 (pt) 1998-12-08 1999-08-11 regeneração livre de hidrogênio de extratores ditiofósforo metálicos.

Country Status (15)

Country Link
US (1) US6022991A (pt)
EP (1) EP1055008B1 (pt)
JP (1) JP3583369B2 (pt)
AU (1) AU761259B2 (pt)
BR (1) BR9908524B1 (pt)
CA (1) CA2316878C (pt)
CO (1) CO5121082A1 (pt)
DE (1) DE69915034T2 (pt)
ES (1) ES2216553T3 (pt)
GT (1) GT199900207A (pt)
ID (1) ID25872A (pt)
NO (1) NO331028B1 (pt)
PE (1) PE20001189A1 (pt)
WO (1) WO2000034537A1 (pt)
ZA (1) ZA200003242B (pt)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6951960B2 (en) * 2002-07-16 2005-10-04 Inco Limited Method for removing impurities from solvent extraction solutions
US9156866B1 (en) 2014-09-10 2015-10-13 Vale S.A. Methods for recovering bis(2,4,4-trimethylpentyl) dithiophosphinic acid

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5378262A (en) * 1994-03-22 1995-01-03 Inco Limited Process for the extraction and separation of nickel and/or cobalt
US5759512A (en) * 1996-06-04 1998-06-02 Cytec Technology Corp. Regeneration of dithiophosphorus acid metal extractants

Also Published As

Publication number Publication date
DE69915034D1 (de) 2004-04-01
CA2316878C (en) 2005-11-15
ZA200003242B (en) 2001-08-23
EP1055008B1 (en) 2004-02-25
EP1055008A1 (en) 2000-11-29
AU5476799A (en) 2000-06-26
ES2216553T3 (es) 2004-10-16
DE69915034T2 (de) 2004-12-02
PE20001189A1 (es) 2000-10-25
CA2316878A1 (en) 2000-06-15
JP3583369B2 (ja) 2004-11-04
NO20003980D0 (no) 2000-08-07
BR9908524A (pt) 2001-10-16
US6022991A (en) 2000-02-08
JP2002531708A (ja) 2002-09-24
NO20003980L (no) 2000-08-07
CO5121082A1 (es) 2002-01-30
WO2000034537A1 (en) 2000-06-15
NO331028B1 (no) 2011-09-12
GT199900207A (es) 2001-05-29
AU761259B2 (en) 2003-05-29
ID25872A (id) 2000-11-09

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Legal Events

Date Code Title Description
B06A Patent application procedure suspended [chapter 6.1 patent gazette]
B09A Decision: intention to grant [chapter 9.1 patent gazette]
B16A Patent or certificate of addition of invention granted [chapter 16.1 patent gazette]

Free format text: PRAZO DE VALIDADE: 10 (DEZ) ANOS CONTADOS A PARTIR DE 12/01/2010, OBSERVADAS AS CONDICOES LEGAIS.

B24C Patent annual fee: request for for restoration

Free format text: REFERENTE A 9A ANUIDADE.

B24D Patent annual fee: restoration after fee payment
B21A Patent or certificate of addition expired [chapter 21.1 patent gazette]

Free format text: PATENTE EXTINTA EM 12.01.2020