DE4028998C2 - - Google Patents

Info

Publication number
DE4028998C2
DE4028998C2 DE4028998A DE4028998A DE4028998C2 DE 4028998 C2 DE4028998 C2 DE 4028998C2 DE 4028998 A DE4028998 A DE 4028998A DE 4028998 A DE4028998 A DE 4028998A DE 4028998 C2 DE4028998 C2 DE 4028998C2
Authority
DE
Germany
Prior art keywords
silver
slag
chloride
carbon
copper
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 - Lifetime
Application number
DE4028998A
Other languages
German (de)
English (en)
Other versions
DE4028998A1 (de
Inventor
Christopher Adrian Newburgh Ontario Ca Pickles
Hieu Cong Orleans Ontario Ca Truong
James Makoto Mississauga Ontario Ca Toguri
Janet Gloria Ottawa Ontario Ca Clark
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.)
Royal Canadian Mint
Original Assignee
Royal Canadian Mint
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 Royal Canadian Mint filed Critical Royal Canadian Mint
Publication of DE4028998A1 publication Critical patent/DE4028998A1/de
Application granted granted Critical
Publication of DE4028998C2 publication Critical patent/DE4028998C2/de
Granted 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
    • C22B11/02—Obtaining noble metals by dry processes
    • C22B11/021—Recovery of noble metals from waste materials
    • C22B11/023—Recovery of noble metals from waste materials from pyrometallurgical residues, e.g. from ashes, dross, flue dust, mud, skim, slag, sludge
    • 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
    • C22B11/02—Obtaining noble metals by dry processes
    • C22B11/021—Recovery of noble metals from waste materials
    • 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

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Curing Cements, Concrete, And Artificial Stone (AREA)
  • Nitrogen And Oxygen Or Sulfur-Condensed Heterocyclic Ring Systems (AREA)
DE4028998A 1989-09-28 1990-09-13 Verfahren zur rueckgewinnung des silberanteils aus einem silberchloridhaltigen rueckstand Granted DE4028998A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA 614229 CA1336862C (en) 1989-09-28 1989-09-28 Recovery of silver values from chlorides including silver chloride

Publications (2)

Publication Number Publication Date
DE4028998A1 DE4028998A1 (de) 1991-04-11
DE4028998C2 true DE4028998C2 (forum.php) 1992-02-13

Family

ID=4140767

Family Applications (1)

Application Number Title Priority Date Filing Date
DE4028998A Granted DE4028998A1 (de) 1989-09-28 1990-09-13 Verfahren zur rueckgewinnung des silberanteils aus einem silberchloridhaltigen rueckstand

Country Status (10)

Country Link
US (1) US5085692A (forum.php)
AU (1) AU629043B2 (forum.php)
BR (1) BR9004823A (forum.php)
CA (1) CA1336862C (forum.php)
CH (1) CH681811A5 (forum.php)
DE (1) DE4028998A1 (forum.php)
GB (1) GB2236311B (forum.php)
MX (1) MX172028B (forum.php)
NO (1) NO176184C (forum.php)
ZA (1) ZA906848B (forum.php)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU2208058C1 (ru) * 2001-12-17 2003-07-10 Государственное учреждение Институт металлургии Уральского отделения РАН Способ переработки глинисто-солевых шламов производства хлоридных солей
RU2245382C1 (ru) * 2003-05-21 2005-01-27 Левенец Ирина Николаевна Способ получения концентратов платиновых металлов и серебра из платиносодержащего сырья
CN113512645B (zh) * 2021-07-13 2023-02-24 桂林金格电工电子材料科技有限公司 银氧化锡废料和银石墨废料混合回收利用的方法

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE45013C (de) * A. PARKES in Dulwich, Chancellor Road Nr. 8, Grfsch. Surrey, England Zwischenproduct aus geschwefelten Gold- und Silbererzen
CA63113A (en) * 1898-06-17 1899-05-25 Charles Wetherwax Process of treating gold ores
US1454351A (en) * 1920-10-28 1923-05-08 Thomas Henry Method of and flux for refining brass
US2218250A (en) * 1938-08-19 1940-10-15 Eastman Kodak Co Silver recovery
US2535536A (en) * 1948-12-21 1950-12-26 American Metal Co Ltd Flux for purifying metals
CA981911A (en) * 1973-03-12 1976-01-20 Derek G. Kerfoot Refining silver-bearing residues
US3929466A (en) * 1974-06-28 1975-12-30 Gaf Corp Recovery of silver from silver salts
CA1064708A (en) * 1974-10-21 1979-10-23 Enzo L. Coltrinari Process for separation and recovery of metal values from sulfide ore concentrates
US4053305A (en) * 1976-10-15 1977-10-11 The United States Of America As Represented By The Secretary Of The Interior Recovery of copper and silver from sulfide concentrates
US4124379A (en) * 1977-01-17 1978-11-07 Cyprus Metallurgical Processes Corporation Recovery of silver from cuprous chloride solutions by amalgamation
CA1096178A (en) * 1978-05-10 1981-02-24 Mark A. Peters Recovery of silver from cuprous chloride solutions by amalgamation
US4388109A (en) * 1980-05-30 1983-06-14 Sherritt Gordon Mines Limited Process for the production of silver powder from silver chloride, sulphate or sulphide
JPS6059975B2 (ja) * 1981-06-22 1985-12-27 住友金属鉱山株式会社 銅電解スライムよりの銀の濃縮法
DE3279726D1 (en) * 1981-09-16 1989-07-06 Matthey Rustenburg Refines Recovery of precious metals from leach residues
US4528166A (en) * 1983-05-05 1985-07-09 Sentrachem Limited Recovery of gold and/or silver from cyanide leach liquors on activated carbon
FR2556369B1 (fr) * 1983-12-09 1986-08-01 Penarroya Miniere Metall Procede de recuperation de l'argent a partir de solutions de sulfate
SE453200B (sv) * 1984-09-28 1988-01-18 Boliden Ab Forfarande for utvinning av edelmetaller ur silverrika, halogenhaltiga material

Also Published As

Publication number Publication date
BR9004823A (pt) 1991-09-10
GB2236311B (en) 1993-07-21
NO904000L (no) 1991-04-02
DE4028998A1 (de) 1991-04-11
AU629043B2 (en) 1992-09-24
MX172028B (es) 1993-11-29
GB2236311A (en) 1991-04-03
AU6309790A (en) 1991-04-11
US5085692A (en) 1992-02-04
NO904000D0 (no) 1990-09-13
NO176184B (no) 1994-11-07
NO176184C (no) 1995-02-15
CH681811A5 (forum.php) 1993-05-28
ZA906848B (en) 1991-06-26
CA1336862C (en) 1995-09-05
GB9021165D0 (en) 1990-11-14

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Legal Events

Date Code Title Description
OP8 Request for examination as to paragraph 44 patent law
8125 Change of the main classification

Ipc: C22B 11/02

D2 Grant after examination
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee