DE3766047D1 - Verfahren zum gewinnen von silber aus roestblende und aus rueckstaenden der neutralen oder schwach sauren zinklaugung mittels thioharnstoff. - Google Patents

Verfahren zum gewinnen von silber aus roestblende und aus rueckstaenden der neutralen oder schwach sauren zinklaugung mittels thioharnstoff.

Info

Publication number
DE3766047D1
DE3766047D1 DE8787112044T DE3766047T DE3766047D1 DE 3766047 D1 DE3766047 D1 DE 3766047D1 DE 8787112044 T DE8787112044 T DE 8787112044T DE 3766047 T DE3766047 T DE 3766047T DE 3766047 D1 DE3766047 D1 DE 3766047D1
Authority
DE
Germany
Prior art keywords
zinclauging
roest
thio
urea
residues
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
DE8787112044T
Other languages
English (en)
Inventor
Lucia Rosato
Arnaldo Ismay
Mireille Blais
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.)
Noranda Inc
Original Assignee
Noranda Inc
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 Noranda Inc filed Critical Noranda Inc
Application granted granted Critical
Publication of DE3766047D1 publication Critical patent/DE3766047D1/de
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
    • C22B3/00—Extraction of metal compounds from ores or concentrates by wet processes
    • C22B3/20—Treatment or purification of solutions, e.g. obtained by leaching
    • C22B3/42—Treatment or purification of solutions, e.g. obtained by leaching by ion-exchange extraction
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
    • C01G5/00—Compounds of silver
    • C01G5/003—Preparation involving a liquid-liquid extraction, an adsorption or an ion-exchange
    • 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
    • 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
    • C22B3/20—Treatment or purification of solutions, e.g. obtained by leaching
    • C22B3/22—Treatment or purification of solutions, e.g. obtained by leaching by physical processes, e.g. by filtration, by magnetic means, or by thermal decomposition
    • C22B3/24—Treatment or purification of solutions, e.g. obtained by leaching by physical processes, e.g. by filtration, by magnetic means, or by thermal decomposition by adsorption on solid substances, e.g. by extraction with solid resins
    • 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

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Organic Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • Inorganic Chemistry (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Agricultural Chemicals And Associated Chemicals (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Fats And Perfumes (AREA)
DE8787112044T 1986-08-26 1987-08-19 Verfahren zum gewinnen von silber aus roestblende und aus rueckstaenden der neutralen oder schwach sauren zinklaugung mittels thioharnstoff. Expired - Fee Related DE3766047D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA000516850A CA1321077C (en) 1986-08-26 1986-08-26 Process for the recovery of silver from zinc plant calcines and neutral or low acid leach residues with thiourea

Publications (1)

Publication Number Publication Date
DE3766047D1 true DE3766047D1 (de) 1990-12-13

Family

ID=4133807

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8787112044T Expired - Fee Related DE3766047D1 (de) 1986-08-26 1987-08-19 Verfahren zum gewinnen von silber aus roestblende und aus rueckstaenden der neutralen oder schwach sauren zinklaugung mittels thioharnstoff.

Country Status (9)

Country Link
EP (1) EP0257548B1 (de)
JP (1) JPS6360109A (de)
AU (1) AU590113B2 (de)
CA (1) CA1321077C (de)
DE (1) DE3766047D1 (de)
ES (1) ES2018516B3 (de)
FI (1) FI87238C (de)
MX (1) MX168810B (de)
NO (1) NO171866C (de)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2012184472A (ja) * 2011-03-04 2012-09-27 Saga Univ 使用済みディスプレイパネルからの銀の回収方法
CN111778403B (zh) * 2020-07-01 2021-04-13 江西三和金业有限公司 一种从黄金解吸电解废液中回收金的方法

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE543304C (de) * 1930-05-01 1932-02-04 I G Farbenindustrie Akt Ges Laugen von Edelmetallen
BE847441A (fr) * 1976-10-19 1977-02-14 Procede pour recuperer des metaux precieux de matieres en contenant.
FR2483463A1 (fr) * 1980-06-03 1981-12-04 Salsigne Mines Produits Chimiq Procede pour la recuperation d'or et/ou d'argent et eventuellement de bismuth contenus dans des minerais sulfures et/ou de sulfoarseniures
ZA84929B (en) * 1983-02-22 1984-09-26 Sueddeutsche Kalkstickstoff Hydrometallurgical recovery of noble metals using thiourea
DE3407049A1 (de) * 1984-02-27 1985-09-05 Skw Trostberg Ag, 8223 Trostberg Verfahren zur hydrometallurgischen gewinnung von edelmetallen
AU580155B2 (en) * 1985-05-01 1989-01-05 Norcim Investments Pty. Ltd. Gold recovery processes

Also Published As

Publication number Publication date
ES2018516B3 (es) 1991-04-16
NO873545D0 (no) 1987-08-21
NO171866C (no) 1993-05-12
AU590113B2 (en) 1989-10-26
CA1321077C (en) 1993-08-10
NO873545L (no) 1988-02-29
FI873665A (fi) 1988-02-27
AU7740387A (en) 1988-12-15
JPS6360109A (ja) 1988-03-16
MX168810B (es) 1993-06-09
FI87238B (fi) 1992-08-31
NO171866B (no) 1993-02-01
FI87238C (fi) 1992-12-10
EP0257548B1 (de) 1990-11-07
FI873665A0 (fi) 1987-08-25
EP0257548A1 (de) 1988-03-02

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee