CU22612A3 - Método para recobrar níquel a partir de mineral laterítico conteniendo ni-fe-mg con alto contenido de magnesio - Google Patents

Método para recobrar níquel a partir de mineral laterítico conteniendo ni-fe-mg con alto contenido de magnesio

Info

Publication number
CU22612A3
CU22612A3 CU1996062A CU1996062A CU22612A3 CU 22612 A3 CU22612 A3 CU 22612A3 CU 1996062 A CU1996062 A CU 1996062A CU 1996062 A CU1996062 A CU 1996062A CU 22612 A3 CU22612 A3 CU 22612A3
Authority
CU
Cuba
Prior art keywords
nickel
hcl
washing
magnesium content
high magnesium
Prior art date
Application number
CU1996062A
Other languages
English (en)
Inventor
Houyuan Liu
Manuel R Lastra
Willem P C Duyvesteyn
Original Assignee
Bhp Minerals Int Inc
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 Bhp Minerals Int Inc filed Critical Bhp Minerals Int Inc
Publication of CU22612A3 publication Critical patent/CU22612A3/es

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22BPRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
    • C22B26/00Obtaining alkali, alkaline earth metals or magnesium
    • C22B26/20Obtaining alkaline earth metals or magnesium
    • C22B26/22Obtaining magnesium
    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22BPRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
    • C22B23/00Obtaining nickel or cobalt
    • C22B23/04Obtaining nickel or cobalt by wet processes
    • C22B23/0407Leaching processes
    • C22B23/0415Leaching processes with acids or salt solutions except ammonium salts solutions
    • C22B23/0423Halogenated acids or salts thereof
    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22BPRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
    • C22B3/00Extraction of metal compounds from ores or concentrates by wet processes
    • C22B3/20Treatment or purification of solutions, e.g. obtained by leaching
    • C22B3/42Treatment or purification of solutions, e.g. obtained by leaching by ion-exchange extraction
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02PCLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P10/00Technologies related to metal processing
    • Y02P10/20Recycling

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)
  • Geochemistry & Mineralogy (AREA)
  • Manufacture And Refinement Of Metals (AREA)

Abstract

La presente invención se relaciona con un método para recobrar níquel a partir de mineral laterítico, con alto contenido de magnesio, el cual además contiene hierro. Los minerales referidos como minerales saprolíticos son sometidos a lavado mediante drenaje con un ácido mineral, a partir de un grupo consistente de ácido clorhídrico (HCl), sulfúrico (H2SO4) ó nítrico (HNO3), siendo en HCl el preferido. Siguiendo el lavado con drenaje, empleando HCl, la solución impregnada obtenida es separada a partir de los sólidos no disueltos y el níquel es preferentemente recobrado mediante el contacto de dicha solución con una resina selectiva para la absorción del níquel. El refinado restante que contiene cloruros de hierro y magnesio puede ser sometido a pirohidrólisis para producir sus respectivos óxidos y HCl libre reciclarlos en el sistema de lavado. El níquel es extraído a partir de la resina usando una solución de separación de dicho ácido y el níquel es posteriormente extraído a partir de la solución de separación cargada de níquel.
CU1996062A 1995-07-17 1996-07-09 Método para recobrar níquel a partir de mineral laterítico conteniendo ni-fe-mg con alto contenido de magnesio CU22612A3 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/502,923 US5571308A (en) 1995-07-17 1995-07-17 Method for recovering nickel from high magnesium-containing Ni-Fe-Mg lateritic ore

Publications (1)

Publication Number Publication Date
CU22612A3 true CU22612A3 (es) 2000-02-10

Family

ID=23999980

Family Applications (1)

Application Number Title Priority Date Filing Date
CU1996062A CU22612A3 (es) 1995-07-17 1996-07-09 Método para recobrar níquel a partir de mineral laterítico conteniendo ni-fe-mg con alto contenido de magnesio

Country Status (18)

Country Link
US (1) US5571308A (es)
EP (1) EP0862659B1 (es)
AT (1) ATE195153T1 (es)
AU (1) AU705253B2 (es)
BR (1) BR9609735A (es)
CA (1) CA2224218C (es)
CO (1) CO4560492A1 (es)
CU (1) CU22612A3 (es)
DE (1) DE69609624T2 (es)
DK (1) DK0862659T3 (es)
ES (1) ES2152025T3 (es)
GR (1) GR3034662T3 (es)
GT (1) GT199600044A (es)
OA (1) OA10651A (es)
PT (1) PT862659E (es)
RU (1) RU2149910C1 (es)
WO (1) WO1997004139A1 (es)
YU (1) YU38796A (es)

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Also Published As

Publication number Publication date
PT862659E (pt) 2000-11-30
EP0862659B1 (en) 2000-08-02
DE69609624T2 (de) 2000-11-23
AU705253B2 (en) 1999-05-20
EP0862659A1 (en) 1998-09-09
CA2224218C (en) 2009-08-04
AU5731096A (en) 1997-02-18
CA2224218A1 (en) 1997-02-06
DE69609624D1 (de) 2000-09-07
MX9800533A (es) 1998-05-31
YU38796A (sh) 1998-08-14
ATE195153T1 (de) 2000-08-15
US5571308A (en) 1996-11-05
GR3034662T3 (en) 2001-01-31
DK0862659T3 (da) 2000-12-18
RU2149910C1 (ru) 2000-05-27
BR9609735A (pt) 1999-03-16
OA10651A (en) 2001-05-03
CO4560492A1 (es) 1998-02-10
WO1997004139A1 (en) 1997-02-06
EP0862659A4 (es) 1998-09-09
GT199600044A (es) 1996-06-24
ES2152025T3 (es) 2001-01-16

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