FR2740998B1 - PROCESS FOR THE ELECTROCHEMICAL TREATMENT OF COMPOSITIONS CONTAINING PRECIOUS METALS FOR THEIR RECOVERY - Google Patents

PROCESS FOR THE ELECTROCHEMICAL TREATMENT OF COMPOSITIONS CONTAINING PRECIOUS METALS FOR THEIR RECOVERY

Info

Publication number
FR2740998B1
FR2740998B1 FR9513309A FR9513309A FR2740998B1 FR 2740998 B1 FR2740998 B1 FR 2740998B1 FR 9513309 A FR9513309 A FR 9513309A FR 9513309 A FR9513309 A FR 9513309A FR 2740998 B1 FR2740998 B1 FR 2740998B1
Authority
FR
France
Prior art keywords
recovery
compositions containing
precious metals
electrochemical treatment
containing precious
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
FR9513309A
Other languages
French (fr)
Other versions
FR2740998A1 (en
Inventor
William Fogel
Yves Mottot
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.)
Rhodia Chimie SAS
Original Assignee
Rhone Poulenc Chimie SA
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 Rhone Poulenc Chimie SA filed Critical Rhone Poulenc Chimie SA
Priority to FR9513309A priority Critical patent/FR2740998B1/en
Priority to US08/691,057 priority patent/US5783062A/en
Priority to ES96927730T priority patent/ES2140884T3/en
Priority to PCT/FR1996/001231 priority patent/WO1997006282A1/en
Priority to DE1996604831 priority patent/DE69604831T2/en
Priority to AT96927730T priority patent/ATE185848T1/en
Priority to EP96927730A priority patent/EP0871787B1/en
Priority to AU67445/96A priority patent/AU6744596A/en
Publication of FR2740998A1 publication Critical patent/FR2740998A1/en
Application granted granted Critical
Publication of FR2740998B1 publication Critical patent/FR2740998B1/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • 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
    • C22B7/00—Working up raw materials other than ores, e.g. scrap, to produce non-ferrous metals and compounds thereof; Methods of a general interest or applied to the winning of more than two metals
    • C22B7/006—Wet processes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J38/00—Regeneration or reactivation of catalysts, in general
    • B01J38/48—Liquid treating or treating in liquid phase, e.g. dissolved or suspended
    • B01J38/60—Liquid treating or treating in liquid phase, e.g. dissolved or suspended using acids
    • 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
    • C22B11/00—Obtaining noble metals
    • C22B11/04—Obtaining noble metals by wet processes
    • C22B11/042—Recovery of noble metals from waste materials
    • C22B11/048—Recovery of noble metals from waste materials from spent catalysts
    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25F—PROCESSES FOR THE ELECTROLYTIC REMOVAL OF MATERIALS FROM OBJECTS; APPARATUS THEREFOR
    • C25F5/00—Electrolytic stripping of metallic layers or coatings
    • 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
FR9513309A 1995-08-04 1995-11-10 PROCESS FOR THE ELECTROCHEMICAL TREATMENT OF COMPOSITIONS CONTAINING PRECIOUS METALS FOR THEIR RECOVERY Expired - Fee Related FR2740998B1 (en)

Priority Applications (8)

Application Number Priority Date Filing Date Title
FR9513309A FR2740998B1 (en) 1995-11-10 1995-11-10 PROCESS FOR THE ELECTROCHEMICAL TREATMENT OF COMPOSITIONS CONTAINING PRECIOUS METALS FOR THEIR RECOVERY
US08/691,057 US5783062A (en) 1995-08-04 1996-08-01 Process for the treatment, by an electrochemical route, of compositions containing precious metals with a view to their recovery
PCT/FR1996/001231 WO1997006282A1 (en) 1995-08-04 1996-08-02 Electrochemical processing method for catalyst substrates containing noble metals for the recovery thereof
DE1996604831 DE69604831T2 (en) 1995-08-04 1996-08-02 ELECTROCHEMICAL METHOD FOR THE RECOVERY OF PRECIOUS METALS FROM CATALYST SUBSTRATES
ES96927730T ES2140884T3 (en) 1995-08-04 1996-08-02 ELECTROCHEMICAL TREATMENT PROCEDURE OF CATALYSTING SUBSTRATES CONTAINING PRECIOUS METALS FOR THEIR RECOVERY.
AT96927730T ATE185848T1 (en) 1995-08-04 1996-08-02 ELECTROCHEMICAL PROCESS FOR RECOVERING PRECIOUS METALS FROM CATALYST SUBSTRATES
EP96927730A EP0871787B1 (en) 1995-08-04 1996-08-02 Electrochemical processing method for catalyst substrates containing noble metals for the recovery thereof
AU67445/96A AU6744596A (en) 1995-08-04 1996-08-02 Electrochemical processing method for catalyst substrates containing noble metals for the recovery thereof

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9513309A FR2740998B1 (en) 1995-11-10 1995-11-10 PROCESS FOR THE ELECTROCHEMICAL TREATMENT OF COMPOSITIONS CONTAINING PRECIOUS METALS FOR THEIR RECOVERY

Publications (2)

Publication Number Publication Date
FR2740998A1 FR2740998A1 (en) 1997-05-16
FR2740998B1 true FR2740998B1 (en) 1998-01-30

Family

ID=9484426

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9513309A Expired - Fee Related FR2740998B1 (en) 1995-08-04 1995-11-10 PROCESS FOR THE ELECTROCHEMICAL TREATMENT OF COMPOSITIONS CONTAINING PRECIOUS METALS FOR THEIR RECOVERY

Country Status (1)

Country Link
FR (1) FR2740998B1 (en)

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4132569A (en) * 1977-10-25 1979-01-02 Diamond Shamrock Corporation Ruthenium recovery process
DK156731C (en) * 1980-05-07 1990-01-29 Metals Tech & Instr METHOD OR MANUFACTURING METHOD OR METALOID
EP0221187B1 (en) * 1985-04-25 1990-07-25 CHLORINE ENGINEERS CORP., Ltd. Method of dissolving and recovering noble metals
CH672925A5 (en) * 1988-09-19 1990-01-15 Hana Dr Sc Nat Frauenknecht
DE4122717C2 (en) * 1991-07-09 1994-04-14 Ear Gmbh Method and device for processing metal supported catalysts
FR2705102B1 (en) * 1993-05-12 1995-08-11 Rhone Poulenc Chimie PROCESS FOR TREATING COMPOSITIONS CONTAINING PRECIOUS METALS AND OTHER VALUABLE ELEMENTS FOR THEIR RECOVERY.
DE4331948C1 (en) * 1993-09-21 1994-12-15 Degussa Process for recovering platinum metals from motor vehicle exhaust catalysts

Also Published As

Publication number Publication date
FR2740998A1 (en) 1997-05-16

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Legal Events

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