SG11202010264SA - Method and apparatus for forming a suspension of partly dissolved fly ash in a mineral acid - Google Patents

Method and apparatus for forming a suspension of partly dissolved fly ash in a mineral acid

Info

Publication number
SG11202010264SA
SG11202010264SA SG11202010264SA SG11202010264SA SG11202010264SA SG 11202010264S A SG11202010264S A SG 11202010264SA SG 11202010264S A SG11202010264S A SG 11202010264SA SG 11202010264S A SG11202010264S A SG 11202010264SA SG 11202010264S A SG11202010264S A SG 11202010264SA
Authority
SG
Singapore
Prior art keywords
suspension
forming
fly ash
mineral acid
partly dissolved
Prior art date
Application number
SG11202010264SA
Inventor
Per Bakke
Albert Buer
Odd Groven
Original Assignee
Norsep As
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 Norsep As filed Critical Norsep As
Publication of SG11202010264SA publication Critical patent/SG11202010264SA/en

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
    • 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
    • C22B7/02—Working-up flue dust
    • 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
    • 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
    • C22B19/00—Obtaining zinc or zinc oxide
    • C22B19/20—Obtaining zinc otherwise than by distilling
    • C22B19/22—Obtaining zinc otherwise than by distilling with leaching with acids
    • 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
    • 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
    • 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)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • Geochemistry & Mineralogy (AREA)
  • General Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Processing Of Solid Wastes (AREA)
SG11202010264SA 2018-04-19 2019-04-16 Method and apparatus for forming a suspension of partly dissolved fly ash in a mineral acid SG11202010264SA (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP18168236.0A EP3556468B1 (en) 2018-04-19 2018-04-19 Method and apparatus for forming a suspension of partly dissolved fly ash in a mineral acid
PCT/EP2019/059805 WO2019201919A1 (en) 2018-04-19 2019-04-16 Method and apparatus for forming a suspension of partly dissolved fly ash in a mineral acid

Publications (1)

Publication Number Publication Date
SG11202010264SA true SG11202010264SA (en) 2020-11-27

Family

ID=62116667

Family Applications (1)

Application Number Title Priority Date Filing Date
SG11202010264SA SG11202010264SA (en) 2018-04-19 2019-04-16 Method and apparatus for forming a suspension of partly dissolved fly ash in a mineral acid

Country Status (5)

Country Link
EP (1) EP3556468B1 (en)
DK (1) DK3556468T3 (en)
PL (1) PL3556468T3 (en)
SG (1) SG11202010264SA (en)
WO (1) WO2019201919A1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111223323B (en) * 2020-01-13 2021-06-15 深圳大学 Vehicle queue cooperative driving method and related device

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4149945A (en) * 1978-04-13 1979-04-17 Kennecott Copper Corporation Hydrometallurgical brass dust reclamation
DE3324133C2 (en) 1983-06-07 1994-06-16 Kernforschungsz Karlsruhe Process for cleaning flue gas
CH681810A5 (en) 1990-10-22 1993-05-28 Von Roll Ag
JP3813052B2 (en) 1999-08-12 2006-08-23 同和鉱業株式会社 Method for processing fly ash containing heavy metals
JP2003181413A (en) 2001-12-21 2003-07-02 Dowa Mining Co Ltd Treatment method of fly ash
JP4431767B2 (en) * 2003-10-27 2010-03-17 Ｄｏｗａメタルマイン株式会社 Wet ash processing method
JP4417152B2 (en) 2004-03-25 2010-02-17 Ｄｏｗａホールディングス株式会社 Fly ash treatment method
JP4271196B2 (en) 2006-01-13 2009-06-03 三井金属鉱業株式会社 Method for recovering slag of quality suitable for valuable metals and cement raw materials

Also Published As

Publication number Publication date
EP3556468B1 (en) 2020-11-25
DK3556468T3 (en) 2021-01-18
EP3556468A1 (en) 2019-10-23
WO2019201919A1 (en) 2019-10-24
PL3556468T3 (en) 2021-04-19

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