GB2282823B - Recovery of precious metals from acid solutions by electroactive polymers - Google Patents

Recovery of precious metals from acid solutions by electroactive polymers

Info

Publication number
GB2282823B
GB2282823B GB9419570A GB9419570A GB2282823B GB 2282823 B GB2282823 B GB 2282823B GB 9419570 A GB9419570 A GB 9419570A GB 9419570 A GB9419570 A GB 9419570A GB 2282823 B GB2282823 B GB 2282823B
Authority
GB
United Kingdom
Prior art keywords
recovery
precious metals
acid solutions
electroactive polymers
electroactive
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
GB9419570A
Other versions
GB2282823A (en
GB9419570D0 (en
Inventor
En-Tang Kang
Yen Peng Ting
Koon Gee Neoh
Kuang Lee Tan
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.)
National University of Singapore
Original Assignee
National University of Singapore
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 National University of Singapore filed Critical National University of Singapore
Publication of GB9419570D0 publication Critical patent/GB9419570D0/en
Publication of GB2282823A publication Critical patent/GB2282823A/en
Application granted granted Critical
Publication of GB2282823B publication Critical patent/GB2282823B/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
    • 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
    • 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)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Manufacturing & Machinery (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • Manufacture And Refinement Of Metals (AREA)
GB9419570A 1993-10-12 1994-09-27 Recovery of precious metals from acid solutions by electroactive polymers Expired - Fee Related GB2282823B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB939320951A GB9320951D0 (en) 1993-10-12 1993-10-12 Recovery of precious metals from acid solutions by electroactive polymers

Publications (3)

Publication Number Publication Date
GB9419570D0 GB9419570D0 (en) 1994-11-16
GB2282823A GB2282823A (en) 1995-04-19
GB2282823B true GB2282823B (en) 1997-01-08

Family

ID=10743341

Family Applications (2)

Application Number Title Priority Date Filing Date
GB939320951A Pending GB9320951D0 (en) 1993-10-12 1993-10-12 Recovery of precious metals from acid solutions by electroactive polymers
GB9419570A Expired - Fee Related GB2282823B (en) 1993-10-12 1994-09-27 Recovery of precious metals from acid solutions by electroactive polymers

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GB939320951A Pending GB9320951D0 (en) 1993-10-12 1993-10-12 Recovery of precious metals from acid solutions by electroactive polymers

Country Status (2)

Country Link
GB (2) GB9320951D0 (en)
SG (1) SG41917A1 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA2821467C (en) 2013-07-18 2019-12-24 Nichromet Extraction Inc. Method for gold recovery on particules
MX2015011181A (en) * 2013-07-18 2015-11-09 Dundee Sustainable Technologies Inc Method for gold recovery on particules.
CN104388675A (en) * 2014-11-24 2015-03-04 哈尔滨工业大学 Recyclable polymer membrane used for recovering precious metals rapidly as well preparation method, use method and regeneration method thereof

Also Published As

Publication number Publication date
GB2282823A (en) 1995-04-19
GB9419570D0 (en) 1994-11-16
GB9320951D0 (en) 1993-12-01
SG41917A1 (en) 1997-08-15

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Legal Events

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

Effective date: 19980927