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GB2370567B - Extraction processes - Google Patents

Extraction processes

Info

Publication number
GB2370567B
GB2370567B GB0026730A GB0026730A GB2370567B GB 2370567 B GB2370567 B GB 2370567B GB 0026730 A GB0026730 A GB 0026730A GB 0026730 A GB0026730 A GB 0026730A GB 2370567 B GB2370567 B GB 2370567B
Authority
GB
United Kingdom
Prior art keywords
extraction processes
extraction
processes
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
GB0026730A
Other versions
GB0026730D0 (en
GB2370567A (en
Inventor
Lee Fisher Robinson
Jack Bentley
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to GB0026730A priority Critical patent/GB2370567B/en
Publication of GB0026730D0 publication Critical patent/GB0026730D0/en
Publication of GB2370567A publication Critical patent/GB2370567A/en
Application granted granted Critical
Publication of GB2370567B publication Critical patent/GB2370567B/en
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • C22B3/00—Extraction of metal compounds from ores or concentrates by wet processes
    • C22B3/04—Extraction of metal compounds from ores or concentrates by wet processes by leaching
    • C22B3/06—Extraction of metal compounds from ores or concentrates by wet processes by leaching in inorganic acid solutions, e.g. with acids generated in situ; in inorganic salt solutions other than ammonium salt solutions
    • C22B3/065—Nitric acids or salts thereof
    • 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
    • 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)
  • Environmental & Geological Engineering (AREA)
  • Geology (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Inorganic Chemistry (AREA)
  • Manufacture And Refinement Of Metals (AREA)
GB0026730A 2000-11-01 2000-11-01 Extraction processes Expired - Lifetime GB2370567B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB0026730A GB2370567B (en) 2000-11-01 2000-11-01 Extraction processes

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB0026730A GB2370567B (en) 2000-11-01 2000-11-01 Extraction processes

Publications (3)

Publication Number Publication Date
GB0026730D0 GB0026730D0 (en) 2000-12-20
GB2370567A GB2370567A (en) 2002-07-03
GB2370567B true GB2370567B (en) 2005-05-04

Family

ID=9902380

Family Applications (1)

Application Number Title Priority Date Filing Date
GB0026730A Expired - Lifetime GB2370567B (en) 2000-11-01 2000-11-01 Extraction processes

Country Status (1)

Country Link
GB (1) GB2370567B (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2011000051A1 (en) * 2009-07-01 2011-01-06 Precious Metals Recovery Pty Ltd Smelting method

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20110274598A1 (en) * 2008-04-14 2011-11-10 Akridge James R Sustainable recovery of metal compounds
CN102459660A (en) * 2009-04-24 2012-05-16 贵金属回收私人有限公司 Extraction of gold from cathode-related gold concentrates
WO2015130607A1 (en) * 2014-02-25 2015-09-03 Advanced Technology Materials, Inc. Wet based formulations for the selective removal of noble metals
CN108690914A (en) * 2017-04-04 2018-10-23 马守栋 A kind of method that acid-washing waste acid, sludge and copper smelting slag symbiosis Environmental-protection recycling utilize
WO2023161196A1 (en) 2022-02-25 2023-08-31 Casale Sa Process for treating a nox containing gas

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4216012A (en) * 1978-04-04 1980-08-05 David Krofchak Process for the treatment of incinerated sewage sludge ash
US4348228A (en) * 1980-09-09 1982-09-07 World Resources Company Yield of metal values from incinerated sludges
US5236492A (en) * 1992-07-29 1993-08-17 Fmc Gold Company Recovery of precious metal values from refractory ores
US5425800A (en) * 1993-10-26 1995-06-20 Fmc Corporation Recovery of precious metal values from refractory ores
GB2335926A (en) * 1998-03-02 1999-10-06 Lee Fisher Robinson Extraction of a valuable metal

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4216012A (en) * 1978-04-04 1980-08-05 David Krofchak Process for the treatment of incinerated sewage sludge ash
US4348228A (en) * 1980-09-09 1982-09-07 World Resources Company Yield of metal values from incinerated sludges
US5236492A (en) * 1992-07-29 1993-08-17 Fmc Gold Company Recovery of precious metal values from refractory ores
US5425800A (en) * 1993-10-26 1995-06-20 Fmc Corporation Recovery of precious metal values from refractory ores
GB2335926A (en) * 1998-03-02 1999-10-06 Lee Fisher Robinson Extraction of a valuable metal

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2011000051A1 (en) * 2009-07-01 2011-01-06 Precious Metals Recovery Pty Ltd Smelting method
CN102549177A (en) * 2009-07-01 2012-07-04 贵金属回收私人有限公司 Smelting method

Also Published As

Publication number Publication date
GB0026730D0 (en) 2000-12-20
GB2370567A (en) 2002-07-03

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Legal Events

Date Code Title Description
732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)
732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)
PE20 Patent expired after termination of 20 years

Expiry date: 20201031