GB2331105B - Value metal recovery - Google Patents

Value metal recovery

Info

Publication number
GB2331105B
GB2331105B GB9823275A GB9823275A GB2331105B GB 2331105 B GB2331105 B GB 2331105B GB 9823275 A GB9823275 A GB 9823275A GB 9823275 A GB9823275 A GB 9823275A GB 2331105 B GB2331105 B GB 2331105B
Authority
GB
United Kingdom
Prior art keywords
metal recovery
value metal
value
recovery
metal
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
GB9823275A
Other versions
GB9823275D0 (en
GB2331105A (en
Inventor
John L Riviere
Jian Min Ren
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.)
Metafix Inc
Original Assignee
Metafix 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
Priority claimed from CA 2220474 external-priority patent/CA2220474C/en
Priority claimed from US08/980,272 external-priority patent/US5900041A/en
Application filed by Metafix Inc filed Critical Metafix Inc
Publication of GB9823275D0 publication Critical patent/GB9823275D0/en
Publication of GB2331105A publication Critical patent/GB2331105A/en
Application granted granted Critical
Publication of GB2331105B publication Critical patent/GB2331105B/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
    • 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
    • C22B3/44—Treatment or purification of solutions, e.g. obtained by leaching by chemical processes
    • C22B3/46—Treatment or purification of solutions, e.g. obtained by leaching by chemical processes by substitution, e.g. by cementation
    • 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
    • C22B11/046—Recovery of noble metals from waste materials from manufactured products, e.g. from printed circuit boards, from photographic films, paper or baths
    • 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
    • C22B3/02—Apparatus therefor
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03C—PHOTOSENSITIVE MATERIALS FOR PHOTOGRAPHIC PURPOSES; PHOTOGRAPHIC PROCESSES, e.g. CINE, X-RAY, COLOUR, STEREO-PHOTOGRAPHIC PROCESSES; AUXILIARY PROCESSES IN PHOTOGRAPHY
    • G03C5/00—Photographic processes or agents therefor; Regeneration of such processing agents
    • G03C5/26—Processes using silver-salt-containing photosensitive materials or agents therefor
    • G03C5/395—Regeneration of photographic processing agents other than developers; Replenishers therefor
    • G03C5/3956—Microseparation techniques using membranes, e.g. reverse osmosis, ion exchange, resins, active charcoal
    • 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)
  • Metallurgy (AREA)
  • Mechanical Engineering (AREA)
  • Materials Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Geology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Water Supply & Treatment (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Manufacture And Refinement Of Metals (AREA)
GB9823275A 1997-11-10 1998-10-23 Value metal recovery Expired - Fee Related GB2331105B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CA 2220474 CA2220474C (en) 1997-11-10 1997-11-10 Value metal recovery
US08/980,272 US5900041A (en) 1997-11-28 1997-11-28 Value metal recovery

Publications (3)

Publication Number Publication Date
GB9823275D0 GB9823275D0 (en) 1998-12-23
GB2331105A GB2331105A (en) 1999-05-12
GB2331105B true GB2331105B (en) 2002-09-18

Family

ID=25679803

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9823275A Expired - Fee Related GB2331105B (en) 1997-11-10 1998-10-23 Value metal recovery

Country Status (2)

Country Link
AU (1) AU9140298A (en)
GB (1) GB2331105B (en)

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4325732A (en) * 1980-12-29 1982-04-20 Woog Manfred J Precious metal recovery cartridge and method
US4331473A (en) * 1981-05-21 1982-05-25 Ktrom Industries, Inc. Silver removal apparatus and method
DE3411228C1 (en) * 1984-03-27 1985-05-30 Du Pont de Nemours (Deutschland) GmbH, 4000 Düsseldorf Process for the environmentally friendly purification of photographic wash water from film processing machines and apparatus for carrying out the process
WO1989005866A1 (en) * 1987-12-15 1989-06-29 Systratec Services Pty. Ltd. Metal recovery process
US5173247A (en) * 1989-10-10 1992-12-22 Gunter Woog Silver recovery device
US5401005A (en) * 1994-04-11 1995-03-28 Woog; Gunter Silver recovery cell

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4325732A (en) * 1980-12-29 1982-04-20 Woog Manfred J Precious metal recovery cartridge and method
US4331473A (en) * 1981-05-21 1982-05-25 Ktrom Industries, Inc. Silver removal apparatus and method
DE3411228C1 (en) * 1984-03-27 1985-05-30 Du Pont de Nemours (Deutschland) GmbH, 4000 Düsseldorf Process for the environmentally friendly purification of photographic wash water from film processing machines and apparatus for carrying out the process
WO1989005866A1 (en) * 1987-12-15 1989-06-29 Systratec Services Pty. Ltd. Metal recovery process
US5173247A (en) * 1989-10-10 1992-12-22 Gunter Woog Silver recovery device
US5401005A (en) * 1994-04-11 1995-03-28 Woog; Gunter Silver recovery cell

Also Published As

Publication number Publication date
GB9823275D0 (en) 1998-12-23
GB2331105A (en) 1999-05-12
AU9140298A (en) 1999-05-27

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20141023