PE129899A1 - SELECTIVE BIOLIXIVIATION OF THE ZINC - Google Patents

SELECTIVE BIOLIXIVIATION OF THE ZINC

Info

Publication number
PE129899A1
PE129899A1 PE00100598A PE00100598A PE129899A1 PE 129899 A1 PE129899 A1 PE 129899A1 PE 00100598 A PE00100598 A PE 00100598A PE 00100598 A PE00100598 A PE 00100598A PE 129899 A1 PE129899 A1 PE 129899A1
Authority
PE
Peru
Prior art keywords
around
less
biolixiviation
selective
zinc
Prior art date
Application number
PE00100598A
Other languages
Spanish (es)
Inventor
Hector M Lizama
Robert G Frew
Cherian C Abraham
Original Assignee
Teck Cominco Metals Ltd
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
Priority claimed from CA002219572A external-priority patent/CA2219572C/en
Priority claimed from US08/989,180 external-priority patent/US6103204A/en
Application filed by Teck Cominco Metals Ltd filed Critical Teck Cominco Metals Ltd
Publication of PE129899A1 publication Critical patent/PE129899A1/en

Links

Classifications

    • 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
    • Y02P10/00—Technologies related to metal processing
    • Y02P10/20—Recycling

Landscapes

  • Manufacture And Refinement Of Metals (AREA)
  • Micro-Organisms Or Cultivation Processes Thereof (AREA)

Abstract

BIOLIXIVIACION SELECTIVA DEL ZINC A PARTIR DE UN MATERIAL INICIAL QUE CONTIENE ZN, EN FORMA DE SULFURO Y HIERRO, UTILIZANDOSE UN MICROORGANISMO, DE PREFERENCIA TIOBACILOS TIOOXIDANTES, QUE OXIDA EL AZUFRE; O UN CULTIVO MEZCLADO DE MICROORGANISMOS, DE PREFERENCIA TIOBACILOS TIOOXIDANTES Y TIOBACILOS FERROOXIDANTES, QUE OXIDAN EL AZUFRE Y EL HIERRO; EN PRESENCIA DE UNA SOLUCION NUTRIENTE QUE CONTIENE MENOS DE ALREDEDOR DE 15 mg/l DE IONES DE FOSFATO.ADEMAS EL MATERIAL INICIAL PUEDE ESTAR EN FORMA DE UNA SUSPENSION QUE TIENE UNA CONCENTRACION DE SOLIDOS DE POR LO MENOS 25 % SOBRE UNA BASE DE PESO POR VOLUMEN Y UNA SOLUCION NUTRIENTE QUE CONTIENE DESDE ALREDEDOR DE 1 mg/l HASTA MENOS DE ALREDEDOR DE 100 mg/l DE IONES DE AMONIO, DESDE ALREDEDOR DE 0,5 mg/l A MENOS DE ALREDEDOR DE 40 mg/l DE IONES DE MAGNESIO Y DESDE ALREDEDOR DE 2 mg/l A MENOS DE ALREDEDOR 60 mg/l IONES DE FOSFATOSELECTIVE BIOLIXIVIATION OF ZINC FROM AN INITIAL MATERIAL CONTAINING ZN, IN THE FORM OF SULFIDE AND IRON, USING A MICROORGANISM, PREFERRED THIOOXIDANT THIOBACYLLES, OXIDIZING SULFUR; OR A MIXED CULTURE OF MICROORGANISMS, PREFERENCE THIOOXIDANTS THIOOXIDANTS AND FERROOXIDANT THIOBACELS, OXIDING SULFUR AND IRON; IN THE PRESENCE OF A NUTRIENT SOLUTION CONTAINING LESS AROUND 15 mg / l PHOSPHATE IONS, IN ADDITION THE INITIAL MATERIAL MAY BE IN THE FORM OF A SUSPENSION THAT HAS A SOLID CONCENTRATION OF AT LEAST 25% ON A WEIGHT BASED PER VOLUME AND A NUTRIENT SOLUTION CONTAINING FROM AROUND 1 mg / l TO LESS ABOUT 100 mg / l AMMONIUM IONS, FROM AROUND 0.5 mg / l TO LESS THAN 40 mg / l MAGNESIUM ION AND FROM AROUND 2 mg / l TO LESS AROUND 60 mg / l PHOSPHATE IONS

PE00100598A 1997-10-29 1998-10-23 SELECTIVE BIOLIXIVIATION OF THE ZINC PE129899A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CA002219572A CA2219572C (en) 1997-10-29 1997-10-29 Selective bioleaching of zinc
US08/989,180 US6103204A (en) 1997-12-11 1997-12-11 Selective bioleaching of zinc

Publications (1)

Publication Number Publication Date
PE129899A1 true PE129899A1 (en) 1999-12-28

Family

ID=25679776

Family Applications (1)

Application Number Title Priority Date Filing Date
PE00100598A PE129899A1 (en) 1997-10-29 1998-10-23 SELECTIVE BIOLIXIVIATION OF THE ZINC

Country Status (3)

Country Link
AU (1) AU745120B2 (en)
IE (1) IE980888A1 (en)
PE (1) PE129899A1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU2172786C1 (en) * 2000-08-10 2001-08-27 Шугина Галина Александровна Method of recovering metals from minerals

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU2113522C1 (en) * 1993-12-03 1998-06-20 Джеобиотикс, Инк. Method for biooxidation of refractory sulfide ores

Also Published As

Publication number Publication date
AU8947098A (en) 1999-05-20
IE980888A1 (en) 2000-07-26
AU745120B2 (en) 2002-03-14

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Legal Events

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