DE273046C - - Google Patents

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Publication number
DE273046C
DE273046C DENDAT273046D DE273046DA DE273046C DE 273046 C DE273046 C DE 273046C DE NDAT273046 D DENDAT273046 D DE NDAT273046D DE 273046D A DE273046D A DE 273046DA DE 273046 C DE273046 C DE 273046C
Authority
DE
Germany
Prior art keywords
stone
sulfating
ore
decompose
coal
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
Application number
DENDAT273046D
Other languages
English (en)
Publication date
Application granted granted Critical
Publication of DE273046C publication Critical patent/DE273046C/de
Expired legal-status Critical Current

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Classifications

    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22BPRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
    • C22B3/00Extraction of metal compounds from ores or concentrates by wet processes
    • C22B3/04Extraction of metal compounds from ores or concentrates by wet processes by leaching
    • C22B3/06Extraction 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
    • C22B3/08Sulfuric acid, other sulfurated acids or salts thereof
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02PCLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P10/00Technologies related to metal processing
    • Y02P10/20Recycling

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Geology (AREA)
  • Environmental & Geological Engineering (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Manufacture And Refinement Of Metals (AREA)

Description

BERLIN. GEDRUCKT IN DER REICHSDRUCKEREI.

Claims (1)

  1. Patent-Anspruch:
    Ausführungsart des Verfahrens zur Behandlung von Erzen gemäß Patent 268142, dadurch gekennzeichnet, daß zum Sulfatisieren von Eisenoxyd, Zinnstein, Chromeisenstein dem durch das Reagens des Hauptpatents zu behandelnden Erz Magnesiumsulfat oder Kohle oder Schwefel, die in bekannter Weise die Schwefelsäure zersetzen, zugesetzt werden.
DENDAT273046D Expired DE273046C (de)

Publications (1)

Publication Number Publication Date
DE273046C true DE273046C (de) 1900-01-01

Family

ID=529539

Family Applications (1)

Application Number Title Priority Date Filing Date
DENDAT273046D Expired DE273046C (de)

Country Status (1)

Country Link
DE (1) DE273046C (de)

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