CU23663A3 - PROCESS FOR THE HYDROMETALURGICAL TREATMENT OF A COBALT MINERAL / SIDE NICKEL - Google Patents

PROCESS FOR THE HYDROMETALURGICAL TREATMENT OF A COBALT MINERAL / SIDE NICKEL

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Publication number
CU23663A3
CU23663A3 CU20090030A CU20090030A CU23663A3 CU 23663 A3 CU23663 A3 CU 23663A3 CU 20090030 A CU20090030 A CU 20090030A CU 20090030 A CU20090030 A CU 20090030A CU 23663 A3 CU23663 A3 CU 23663A3
Authority
CU
Cuba
Prior art keywords
cobalt
treatment
nickel
hydrometalurgical
mixture
Prior art date
Application number
CU20090030A
Other languages
Spanish (es)
Inventor
Bertrand Berthomieu
Quesne Yves Le
Jerome Agin
Original Assignee
Eramet
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 Eramet filed Critical Eramet
Priority to CU20090030A priority Critical patent/CU23663A3/en
Publication of CU23663A3 publication Critical patent/CU23663A3/en

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  • Manufacture And Refinement Of Metals (AREA)

Abstract

Un proceso para el tratamiento de un mineral de níquel laterítico/ cobalto que consiste en una mezcla (2) de limonita y saprolita, caracterizado porque la mezcla (2) en la presencia de un agente de precipitación de hierro se convierte en una pulpa (1), que tiene un contenido de sólidos de entre el 10% y el 40% en peso, la pulpa pasa por una operación de lixiviación (4) con ácido sulfúrico (5), a una temperatura de entre 70°C y el punto de ebullición y a presión atmosférica; y se realiza una separación de sólido y líquido (8) de manera tal que se obtenga un residuo sólido que contienen hierro (9) y una solución que contiene iones de níquel y cobalto. Un proceso para producir concentrados intermedios de níquel y/o cobalto o productos comerciales usando el proceso precedente.A process for the treatment of a lateritic nickel / cobalt mineral consisting of a mixture (2) of limonite and saprolite, characterized in that the mixture (2) in the presence of an iron precipitation agent is converted into a pulp (1 ), which has a solids content of between 10% and 40% by weight, the pulp goes through a leaching operation (4) with sulfuric acid (5), at a temperature between 70 ° C and the point of boiling and atmospheric pressure; and a separation of solid and liquid (8) is performed such that a solid residue containing iron (9) and a solution containing nickel and cobalt ions are obtained. A process for producing intermediate nickel and / or cobalt concentrates or commercial products using the preceding process.

CU20090030A 2009-03-05 2009-03-05 PROCESS FOR THE HYDROMETALURGICAL TREATMENT OF A COBALT MINERAL / SIDE NICKEL CU23663A3 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CU20090030A CU23663A3 (en) 2009-03-05 2009-03-05 PROCESS FOR THE HYDROMETALURGICAL TREATMENT OF A COBALT MINERAL / SIDE NICKEL

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CU20090030A CU23663A3 (en) 2009-03-05 2009-03-05 PROCESS FOR THE HYDROMETALURGICAL TREATMENT OF A COBALT MINERAL / SIDE NICKEL

Publications (1)

Publication Number Publication Date
CU23663A3 true CU23663A3 (en) 2011-05-27

Family

ID=44306239

Family Applications (1)

Application Number Title Priority Date Filing Date
CU20090030A CU23663A3 (en) 2009-03-05 2009-03-05 PROCESS FOR THE HYDROMETALURGICAL TREATMENT OF A COBALT MINERAL / SIDE NICKEL

Country Status (1)

Country Link
CU (1) CU23663A3 (en)

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