PE20020279A1 - Extraccion electrolitica del cobre - Google Patents

Extraccion electrolitica del cobre

Info

Publication number
PE20020279A1
PE20020279A1 PE2001000334A PE2001000334A PE20020279A1 PE 20020279 A1 PE20020279 A1 PE 20020279A1 PE 2001000334 A PE2001000334 A PE 2001000334A PE 2001000334 A PE2001000334 A PE 2001000334A PE 20020279 A1 PE20020279 A1 PE 20020279A1
Authority
PE
Peru
Prior art keywords
anode
cell
lead base
paladium
molar
Prior art date
Application number
PE2001000334A
Other languages
English (en)
Inventor
Brown
Lynne M Ernes
Kenneth L Hardee
Original Assignee
Eltech Systems Corp
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 Eltech Systems Corp filed Critical Eltech Systems Corp
Publication of PE20020279A1 publication Critical patent/PE20020279A1/es

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25B—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTION OF COMPOUNDS OR NON-METALS; APPARATUS THEREFOR
    • C25B11/00—Electrodes; Manufacture thereof not otherwise provided for
    • C25B11/02—Electrodes; Manufacture thereof not otherwise provided for characterised by shape or form
    • C25B11/03—Electrodes; Manufacture thereof not otherwise provided for characterised by shape or form perforated or foraminous
    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25B—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTION OF COMPOUNDS OR NON-METALS; APPARATUS THEREFOR
    • C25B11/00—Electrodes; Manufacture thereof not otherwise provided for
    • C25B11/04—Electrodes; Manufacture thereof not otherwise provided for characterised by the material
    • C25B11/051—Electrodes formed of electrocatalysts on a substrate or carrier
    • C25B11/073—Electrodes formed of electrocatalysts on a substrate or carrier characterised by the electrocatalyst material
    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25B—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTION OF COMPOUNDS OR NON-METALS; APPARATUS THEREFOR
    • C25B11/00—Electrodes; Manufacture thereof not otherwise provided for
    • C25B11/04—Electrodes; Manufacture thereof not otherwise provided for characterised by the material
    • C25B11/051—Electrodes formed of electrocatalysts on a substrate or carrier
    • C25B11/073—Electrodes formed of electrocatalysts on a substrate or carrier characterised by the electrocatalyst material
    • C25B11/091—Electrodes formed of electrocatalysts on a substrate or carrier characterised by the electrocatalyst material consisting of at least one catalytic element and at least one catalytic compound; consisting of two or more catalytic elements or catalytic compounds
    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25C—PROCESSES FOR THE ELECTROLYTIC PRODUCTION, RECOVERY OR REFINING OF METALS; APPARATUS THEREFOR
    • C25C1/00—Electrolytic production, recovery or refining of metals by electrolysis of solutions
    • C25C1/12—Electrolytic production, recovery or refining of metals by electrolysis of solutions of copper
    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25C—PROCESSES FOR THE ELECTROLYTIC PRODUCTION, RECOVERY OR REFINING OF METALS; APPARATUS THEREFOR
    • C25C7/00—Constructional parts, or assemblies thereof, of cells; Servicing or operating of cells
    • C25C7/02—Electrodes; Connections thereof

Abstract

DONDE EL PROCESO PARA LA EXTRACCION COMPRENDE: a) PROPORCIONAR UNA CELDA ELECTROLITICA NO SEPARADA; b) ESTABLECER EN LA CELDA, UN ELECTROLITO DE SULFATO QUE CONTIENE ACIDO SULFURICO Y SULFATO DE COBRE; c) PROPORCIONAR UN ANODO EN LA CELDA EN CONTACTO CON EL ELECTROLITO, DONDE EL ANODO TIENE UNA BASE DE PLOMO Y UN MIEMBRO SUPERFICIAL DE MALLA METALICA QUE TIENE AMPLIAS CARAS UNA ANTERIOR REVESTIDA Y OTRA POSTERIOR QUE DA A LA BASE DE PLOMO, TENIENDO LA CARA ANTERIOR UN RECUBRIMIENTO ELECTROCATALITICO CONFORMADO POR CONSTITUYENTES DE OXIDO DE PALADIO Y OXIDO DE RUTENIO EN UNA PROPORCION DE 50% A 99% MOLAR DE RUTENIO Y DE 1% A 50% MOLAR DE PALADIO; d) SUMINISTRAR CORRIENTE ELECTRICA EN EL ANODO; Y, e) REALIZAR LA EXTRACCION ELECTROLITICA A UNA DENSIDAD DE CORRIENTE APLICADA POR DEBAJO DE 1 KA/m2. ADEMAS SE REFIERE A UN ELECTRODO DE CAPAS MULTIPLES QUE COMPRENDE UNA BASE SOLIDA, UN MIEMBRO SUPERFICIAL DE METAL DE VALVULA COMBINADO CON LA BASE DE PLOMO, Y UNA CAPA DE RECUBRIMIENTO DEL REVESTIMIENTO ELECTROCATALITICO, SIENDO EL METAL DE VALVULA Ti, Al, Mo, Zr, Nb, W, SUS ALEACIONES Y MEZCLAS INTERMETALICAS
PE2001000334A 2000-08-25 2001-04-11 Extraccion electrolitica del cobre PE20020279A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US09/648,506 US6368489B1 (en) 1998-05-06 2000-08-25 Copper electrowinning

Publications (1)

Publication Number Publication Date
PE20020279A1 true PE20020279A1 (es) 2002-04-11

Family

ID=24601060

Family Applications (1)

Application Number Title Priority Date Filing Date
PE2001000334A PE20020279A1 (es) 2000-08-25 2001-04-11 Extraccion electrolitica del cobre

Country Status (10)

Country Link
US (2) US6368489B1 (es)
EP (1) EP1313894B1 (es)
AR (1) AR034247A1 (es)
AT (1) ATE262054T1 (es)
AU (1) AU2000277195A1 (es)
DE (1) DE60009172T2 (es)
ES (1) ES2215072T3 (es)
MX (1) MXPA03001010A (es)
PE (1) PE20020279A1 (es)
WO (1) WO2002018676A1 (es)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7011738B2 (en) * 2000-07-06 2006-03-14 Akzo Nobel N.V. Activation of a cathode
MXPA02007840A (es) * 2001-08-15 2012-02-22 Eltech Systems Corp Sistemas y metodos para proteccion anodica.
ITMI20021128A1 (it) * 2002-05-24 2003-11-24 De Nora Elettrodi Spa Elettrodo per sviluppo di gas e metodo per il suo ottenimento
US20040031689A1 (en) * 2002-08-19 2004-02-19 Industrial Technology Research Institute Electrochemical catalyst electrode to increase bonding durability between covering layers and a metal substrate
US7258778B2 (en) 2003-03-24 2007-08-21 Eltech Systems Corporation Electrocatalytic coating with lower platinum group metals and electrode made therefrom
BRPI0409985B1 (pt) * 2003-05-07 2014-05-20 Eltech Systems Corp Artigo de metal de um substrato de metal de válvula para uso em processos eletrocatalíticos e processo para a produção do referido artigo de metal
KR100613388B1 (ko) * 2004-12-23 2006-08-17 동부일렉트로닉스 주식회사 다마신법을 이용한 구리 배선층을 갖는 반도체 소자 및 그형성 방법
US20070261968A1 (en) * 2005-01-27 2007-11-15 Carlson Richard C High efficiency hypochlorite anode coating
US8038855B2 (en) 2009-04-29 2011-10-18 Freeport-Mcmoran Corporation Anode structure for copper electrowinning
TWI433964B (zh) 2010-10-08 2014-04-11 Water Star Inc 複數層之混合金屬氧化物電極及其製法
ITMI20130505A1 (it) * 2013-04-04 2014-10-05 Industrie De Nora Spa Cella per estrazione elettrolitica di metalli
US11668017B2 (en) 2018-07-30 2023-06-06 Water Star, Inc. Current reversal tolerant multilayer material, method of making the same, use as an electrode, and use in electrochemical processes
CN108823603B (zh) * 2018-09-03 2023-08-15 昆明理工恒达科技股份有限公司 一种铜电积用栅栏型复合阳极板及其制备方法
CN110144607B (zh) * 2019-07-08 2020-06-12 西安泰金工业电化学技术有限公司 一种湿法冶金用抗形变钛阳极的制备方法

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3880733A (en) * 1973-05-07 1975-04-29 Davy Powergas Ltd Preconditioning of anodes for the electrowinning of copper from electrolytes having a high free acid content
US4707229A (en) * 1980-04-21 1987-11-17 United Technologies Corporation Method for evolution of oxygen with ternary electrocatalysts containing valve metals
DE3423605A1 (de) 1984-06-27 1986-01-09 W.C. Heraeus Gmbh, 6450 Hanau Verbundelektrode, verfahren zu ihrer herstellung und ihre anwendung
NL1006552C1 (nl) 1997-07-11 1999-01-12 Magneto Chemie Bv Anode op basis van lood.
US6139705A (en) 1998-05-06 2000-10-31 Eltech Systems Corporation Lead electrode
US6217729B1 (en) * 1999-04-08 2001-04-17 United States Filter Corporation Anode formulation and methods of manufacture

Also Published As

Publication number Publication date
US6368489B1 (en) 2002-04-09
ES2215072T3 (es) 2004-10-01
DE60009172D1 (de) 2004-04-22
WO2002018676A1 (en) 2002-03-07
EP1313894A1 (en) 2003-05-28
ATE262054T1 (de) 2004-04-15
AU2000277195A1 (en) 2002-03-13
DE60009172T2 (de) 2005-02-24
MXPA03001010A (es) 2003-08-19
AR034247A1 (es) 2004-02-18
EP1313894B1 (en) 2004-03-17
US6802948B2 (en) 2004-10-12
US20030019760A1 (en) 2003-01-30

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Legal Events

Date Code Title Description
FG Grant, registration
FD Application declared void or lapsed