ZA200804071B - Method for decomposing metal sulphate - Google Patents

Method for decomposing metal sulphate

Info

Publication number
ZA200804071B
ZA200804071B ZA200804071A ZA200804071A ZA200804071B ZA 200804071 B ZA200804071 B ZA 200804071B ZA 200804071 A ZA200804071 A ZA 200804071A ZA 200804071 A ZA200804071 A ZA 200804071A ZA 200804071 B ZA200804071 B ZA 200804071B
Authority
ZA
South Africa
Prior art keywords
metal sulphate
decomposing metal
decomposing
sulphate
metal
Prior art date
Application number
ZA200804071A
Inventor
Metsarinta Maija-Leena
Original Assignee
Outotec Oyj
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 Outotec Oyj filed Critical Outotec Oyj
Publication of ZA200804071B publication Critical patent/ZA200804071B/en

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23G—CLEANING OR DE-GREASING OF METALLIC MATERIAL BY CHEMICAL METHODS OTHER THAN ELECTROLYSIS
    • C23G1/00—Cleaning or pickling metallic material with solutions or molten salts
    • C23G1/36—Regeneration of waste pickling liquors
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B13/00—Oxygen; Ozone; Oxides or hydroxides in general
    • C01B13/14—Methods for preparing oxides or hydroxides in general
    • C01B13/18—Methods for preparing oxides or hydroxides in general by thermal decomposition of compounds, e.g. of salts or hydroxides
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B13/00—Oxygen; Ozone; Oxides or hydroxides in general
    • C01B13/14—Methods for preparing oxides or hydroxides in general
    • C01B13/18—Methods for preparing oxides or hydroxides in general by thermal decomposition of compounds, e.g. of salts or hydroxides
    • C01B13/185—Preparing mixtures of oxides
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B17/00—Sulfur; Compounds thereof
    • C01B17/48—Sulfur dioxide; Sulfurous acid
    • C01B17/50—Preparation of sulfur dioxide
    • C01B17/501—Preparation of sulfur dioxide by reduction of sulfur compounds
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B17/00—Sulfur; Compounds thereof
    • C01B17/48—Sulfur dioxide; Sulfurous acid
    • C01B17/50—Preparation of sulfur dioxide
    • C01B17/52—Preparation of sulfur dioxide by roasting sulfides
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B17/00—Sulfur; Compounds thereof
    • C01B17/69—Sulfur trioxide; Sulfuric acid
    • C01B17/74—Preparation
    • C01B17/745—Preparation from sulfates
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2006/00—Physical properties of inorganic compounds
    • C01P2006/80—Compositional purity

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Solid Fuels And Fuel-Associated Substances (AREA)
  • Inorganic Compounds Of Heavy Metals (AREA)
ZA200804071A 2005-11-18 2008-05-13 Method for decomposing metal sulphate ZA200804071B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FI20051180A FI120338B (en) 2005-11-18 2005-11-18 Process for decomposing a metal sulfate

Publications (1)

Publication Number Publication Date
ZA200804071B true ZA200804071B (en) 2009-04-29

Family

ID=35458786

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA200804071A ZA200804071B (en) 2005-11-18 2008-05-13 Method for decomposing metal sulphate

Country Status (6)

Country Link
CN (2) CN104129819A (en)
AU (1) AU2006314404B2 (en)
EA (1) EA014826B1 (en)
FI (1) FI120338B (en)
WO (1) WO2007057504A1 (en)
ZA (1) ZA200804071B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103318849A (en) * 2013-07-10 2013-09-25 四川大学 Method for recycling sulfur-iron resources
CN109365799B (en) * 2018-09-19 2024-04-23 上海新池能源科技有限公司 Preparation method of graphene coated metal powder and metal-based-graphene electrical contact

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB721591A (en) * 1951-03-28 1955-01-12 British Titan Products Improvements relating to processes for the recovery of sulphur-values from waste products
GB727799A (en) * 1952-01-01 1955-04-06 Dorr Co Simultaneous decomposition of pyrite and feso
US3053626A (en) * 1959-05-08 1962-09-11 Chempro Inc Decomposition of heavy metal sulfate solutions with the recovery of sulfur dioxide and the heavy metal oxide
DE2402038A1 (en) * 1974-01-17 1975-07-31 Metallgesellschaft Ag PROCESS FOR THE THERMAL CLEARANCE OF METAL SULPHATES
DE3633710A1 (en) * 1986-10-03 1988-04-14 Bayer Ag METHOD FOR PRODUCING SULFUR DIOXIDE

Also Published As

Publication number Publication date
AU2006314404B2 (en) 2012-04-19
EA200801102A1 (en) 2008-10-30
FI20051180A (en) 2007-05-19
FI120338B (en) 2009-09-30
WO2007057504A1 (en) 2007-05-24
CN101309858A (en) 2008-11-19
EA014826B1 (en) 2011-02-28
CN104129819A (en) 2014-11-05
FI20051180A0 (en) 2005-11-18
AU2006314404A1 (en) 2007-05-24

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ZA200804071B (en) Method for decomposing metal sulphate