ES2026406A6 - Metodo para la recuperacion selectiva de plomo, zinc y calcio de materiales que los contienen en forma de oxidos o sales insolubles en agua. - Google Patents

Metodo para la recuperacion selectiva de plomo, zinc y calcio de materiales que los contienen en forma de oxidos o sales insolubles en agua.

Info

Publication number
ES2026406A6
ES2026406A6 ES9002835A ES9002835A ES2026406A6 ES 2026406 A6 ES2026406 A6 ES 2026406A6 ES 9002835 A ES9002835 A ES 9002835A ES 9002835 A ES9002835 A ES 9002835A ES 2026406 A6 ES2026406 A6 ES 2026406A6
Authority
ES
Spain
Prior art keywords
zinc
calcium
salts
selectively recovering
recovering lead
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Fee Related
Application number
ES9002835A
Other languages
English (en)
Inventor
Silvano Cossali
Angelo Delalio
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
EGOMETAL Srl
Original Assignee
EGOMETAL Srl
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 EGOMETAL Srl filed Critical EGOMETAL Srl
Publication of ES2026406A6 publication Critical patent/ES2026406A6/es
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
    • C01G9/00—Compounds of zinc
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01F—COMPOUNDS OF THE METALS BERYLLIUM, MAGNESIUM, ALUMINIUM, CALCIUM, STRONTIUM, BARIUM, RADIUM, THORIUM, OR OF THE RARE-EARTH METALS
    • C01F11/00—Compounds of calcium, strontium, or barium
    • C01F11/18—Carbonates
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
    • C01G21/00—Compounds of lead
    • C01G21/14—Carbonates
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
    • C01G9/00—Compounds of zinc
    • C01G9/02—Oxides; Hydroxides
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
    • C22B13/00—Obtaining lead
    • C22B13/04—Obtaining lead by wet processes
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
    • C22B19/00—Obtaining zinc or zinc oxide
    • C22B19/20—Obtaining zinc otherwise than by distilling
    • C22B19/24—Obtaining zinc otherwise than by distilling with leaching with alkaline solutions, e.g. ammonia
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
    • C22B26/00—Obtaining alkali, alkaline earth metals or magnesium
    • C22B26/20—Obtaining alkaline earth metals or magnesium
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
    • C22B3/00—Extraction of metal compounds from ores or concentrates by wet processes
    • C22B3/04—Extraction of metal compounds from ores or concentrates by wet processes by leaching
    • C22B3/12—Extraction of metal compounds from ores or concentrates by wet processes by leaching in inorganic alkaline solutions
    • C22B3/14—Extraction of metal compounds from ores or concentrates by wet processes by leaching in inorganic alkaline solutions containing ammonia or ammonium salts
    • 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

Abstract

METODO PARA LA RECUPERACION SELECTIVA DE PLOMO, CINZ Y CALCIO DE MATERIALES QUE LOS CONTIENEN EN FORMA DE OXIDOS O SALES INSOLUBLES EN AGUA. COMPRENDE LA LIXIVIACION DE MATERIALES QUE CONTIENEN PLOMO, ZINC Y CALCIO EN FORMA DE OXIDOS O SALES INSOLUBLES EN AGUA CON UNA SOLUCION E CLORURO DE AMONIO A TEMPERATURA DE EBULLICION, LA SEPARACION DE LOS SOLIDOS INSOLUBLES Y EL TRATAMIENTO DE LA SOLUCION OBTENDA CON AHIDRIDO CARBONICO Y AMONIACO PARA PRECIPITAR SEPARADAMENTE LOS CARBONATOS DE PLOMO, ZINC Y CALCIO, DE LOS CUALES EL ANHIDRIDO CARBONICO ES RECUPERAO POR CALCINAMIENTO O LIXIVIACION EN ACIDOS.
ES9002835A 1989-10-20 1990-10-17 Metodo para la recuperacion selectiva de plomo, zinc y calcio de materiales que los contienen en forma de oxidos o sales insolubles en agua. Expired - Fee Related ES2026406A6 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT00522189A IT1236233B (it) 1989-10-20 1989-10-20 Metodo per il recupero selettivo di piombo, zinco e calcio da materialii che li contengono sotto forma di ossidi o sali insolubili in acqua

Publications (1)

Publication Number Publication Date
ES2026406A6 true ES2026406A6 (es) 1992-04-16

Family

ID=11119565

Family Applications (1)

Application Number Title Priority Date Filing Date
ES9002835A Expired - Fee Related ES2026406A6 (es) 1989-10-20 1990-10-17 Metodo para la recuperacion selectiva de plomo, zinc y calcio de materiales que los contienen en forma de oxidos o sales insolubles en agua.

Country Status (6)

Country Link
CA (1) CA2025161A1 (es)
DE (1) DE4033232A1 (es)
ES (1) ES2026406A6 (es)
FR (1) FR2653450A1 (es)
GB (1) GB2238528A (es)
IT (1) IT1236233B (es)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE1006277A3 (nl) * 1992-10-05 1994-07-12 Union Miniere Sa Werkwijze voor het hydrometallurgisch verwerken van een materiaal met oplosbare en onoplosbare bestanddelen zoals zinkhoudende vliegstof.
ES2104508B1 (es) * 1995-04-10 1998-07-01 Aser Sa Procedimiento para el tratamiento hidrometalurgico de depuracion de oxido waelz mediante su lixiviacion con carbonato sodico.
WO1998036102A1 (en) * 1997-02-17 1998-08-20 Buka Technologies Pty. Ltd. Refining zinc sulphide ores
EP1454886A1 (en) * 2003-03-04 2004-09-08 SOLECO s.r.l. Process for disposal of calcareous mud
ITMI20072257A1 (it) 2007-11-30 2009-06-01 Engitec Technologies S P A Processo per produrre piombo metallico a partire da pastello desolforato
CN111549235A (zh) * 2019-02-08 2020-08-18 北京中金瑞丰环保科技有限公司 一种含铅原料的分离方法

Also Published As

Publication number Publication date
IT1236233B (it) 1993-01-27
FR2653450A1 (es) 1991-04-26
DE4033232A1 (de) 1991-04-25
CA2025161A1 (en) 1991-04-21
IT8905221A1 (it) 1991-04-20
GB2238528A (en) 1991-06-05
IT8905221A0 (it) 1989-10-20
GB9022673D0 (en) 1990-11-28

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Legal Events

Date Code Title Description
FD1A Patent lapsed

Effective date: 20001102