FR1416924A - Process for separating a layer of gold from a support made of non-ferrous or rare metal, or an alloy of these metals - Google Patents

Process for separating a layer of gold from a support made of non-ferrous or rare metal, or an alloy of these metals

Info

Publication number
FR1416924A
FR1416924A FR997961A FR997961A FR1416924A FR 1416924 A FR1416924 A FR 1416924A FR 997961 A FR997961 A FR 997961A FR 997961 A FR997961 A FR 997961A FR 1416924 A FR1416924 A FR 1416924A
Authority
FR
France
Prior art keywords
ferrous
gold
metals
alloy
separating
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
Application number
FR997961A
Other languages
French (fr)
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.)
Moskovsky Zavod Vtorichnykh Dragotsennykh Metallov
Original Assignee
Moskovsky Zavod Vtorichnykh Dragotsennykh Metallov
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 Moskovsky Zavod Vtorichnykh Dragotsennykh Metallov filed Critical Moskovsky Zavod Vtorichnykh Dragotsennykh Metallov
Priority to FR997961A priority Critical patent/FR1416924A/en
Application granted granted Critical
Publication of FR1416924A publication Critical patent/FR1416924A/en
Expired 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
    • C22B11/00—Obtaining noble metals
    • C22B11/04—Obtaining noble metals by wet processes
    • C22B11/042—Recovery of noble metals from waste materials
    • 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
    • C22B11/06—Chloridising
    • 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
    • C22B7/007—Wet processes by acid leaching
    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23F—NON-MECHANICAL REMOVAL OF METALLIC MATERIAL FROM SURFACE; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL; MULTI-STEP PROCESSES FOR SURFACE TREATMENT OF METALLIC MATERIAL INVOLVING AT LEAST ONE PROCESS PROVIDED FOR IN CLASS C23 AND AT LEAST ONE PROCESS COVERED BY SUBCLASS C21D OR C22F OR CLASS C25
    • C23F1/00—Etching metallic material by chemical means
    • C23F1/44—Compositions for etching metallic material from a metallic material substrate of different composition
    • 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
FR997961A 1964-12-09 1964-12-09 Process for separating a layer of gold from a support made of non-ferrous or rare metal, or an alloy of these metals Expired FR1416924A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR997961A FR1416924A (en) 1964-12-09 1964-12-09 Process for separating a layer of gold from a support made of non-ferrous or rare metal, or an alloy of these metals

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR997961A FR1416924A (en) 1964-12-09 1964-12-09 Process for separating a layer of gold from a support made of non-ferrous or rare metal, or an alloy of these metals

Publications (1)

Publication Number Publication Date
FR1416924A true FR1416924A (en) 1965-11-05

Family

ID=8844391

Family Applications (1)

Application Number Title Priority Date Filing Date
FR997961A Expired FR1416924A (en) 1964-12-09 1964-12-09 Process for separating a layer of gold from a support made of non-ferrous or rare metal, or an alloy of these metals

Country Status (1)

Country Link
FR (1) FR1416924A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2466510A1 (en) * 1979-10-01 1981-04-10 Little Inc A METHOD AND APPARATUS FOR RECOVERING PRECIOUS METALS FROM BIMETALLIC MATERIAL

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2466510A1 (en) * 1979-10-01 1981-04-10 Little Inc A METHOD AND APPARATUS FOR RECOVERING PRECIOUS METALS FROM BIMETALLIC MATERIAL

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