CU20150172A7 - PROCEDURE FOR OBTAINING SOLUTIONS AND SALTS OF HEPTAHYDRATED FERROUS SULPHATE FROM THE TAILS OF THE PRESSURE ACID LIXIVIATION PROCESS - Google Patents

PROCEDURE FOR OBTAINING SOLUTIONS AND SALTS OF HEPTAHYDRATED FERROUS SULPHATE FROM THE TAILS OF THE PRESSURE ACID LIXIVIATION PROCESS

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Publication number
CU20150172A7
CU20150172A7 CUP2015000172A CU20150172A CU20150172A7 CU 20150172 A7 CU20150172 A7 CU 20150172A7 CU P2015000172 A CUP2015000172 A CU P2015000172A CU 20150172 A CU20150172 A CU 20150172A CU 20150172 A7 CU20150172 A7 CU 20150172A7
Authority
CU
Cuba
Prior art keywords
tails
salts
procedure
ferrous sulphate
pressure acid
Prior art date
Application number
CUP2015000172A
Other languages
Spanish (es)
Inventor
Olmos Esteban Luis Alfonso
Davis María De Fátima Bugallo
Original Assignee
Centro De Investig Para La Industria Minero Metalúrgica Cipimm
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 Centro De Investig Para La Industria Minero Metalúrgica Cipimm filed Critical Centro De Investig Para La Industria Minero Metalúrgica Cipimm
Priority to CUP2015000172A priority Critical patent/CU20150172A7/en
Publication of CU20150172A7 publication Critical patent/CU20150172A7/en

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  • Manufacture And Refinement Of Metals (AREA)

Abstract

<p>La presente invención está relacionada con el procesamiento de minerales lateríticos por la vía hidrometalúrgica específicamente con la tecnología ácida a presión y consiste en el tratamiento con H2SO4 de las colas del proceso de lixiviación ácida a presión para la obtención de solución concentrada de sulfato férrico, la reducción de los iones férricos a ferrosos y la sal de sulfato ferroso heptahidratado utilizable como coagulante en el espesamiento de pulpas crudas para aumentar la productividad de los espesadores de la empresa</p><p> The present invention is related to the processing of lateritic minerals by hydrometallurgical route specifically with acidic pressure technology and consists in the treatment with H2SO4 of the tails of the process of acidic leaching process to obtain a concentrated sulfate solution ferric, the reduction of ferric ions to ferrous and ferrous sulfate salt heptahydrate usable as a coagulant in thickening of raw pulps to increase the productivity of the thickeners of the company </p>

CUP2015000172A 2015-12-03 2015-12-03 PROCEDURE FOR OBTAINING SOLUTIONS AND SALTS OF HEPTAHYDRATED FERROUS SULPHATE FROM THE TAILS OF THE PRESSURE ACID LIXIVIATION PROCESS CU20150172A7 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CUP2015000172A CU20150172A7 (en) 2015-12-03 2015-12-03 PROCEDURE FOR OBTAINING SOLUTIONS AND SALTS OF HEPTAHYDRATED FERROUS SULPHATE FROM THE TAILS OF THE PRESSURE ACID LIXIVIATION PROCESS

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CUP2015000172A CU20150172A7 (en) 2015-12-03 2015-12-03 PROCEDURE FOR OBTAINING SOLUTIONS AND SALTS OF HEPTAHYDRATED FERROUS SULPHATE FROM THE TAILS OF THE PRESSURE ACID LIXIVIATION PROCESS

Publications (1)

Publication Number Publication Date
CU20150172A7 true CU20150172A7 (en) 2017-07-04

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Family Applications (1)

Application Number Title Priority Date Filing Date
CUP2015000172A CU20150172A7 (en) 2015-12-03 2015-12-03 PROCEDURE FOR OBTAINING SOLUTIONS AND SALTS OF HEPTAHYDRATED FERROUS SULPHATE FROM THE TAILS OF THE PRESSURE ACID LIXIVIATION PROCESS

Country Status (1)

Country Link
CU (1) CU20150172A7 (en)

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