DE310794C - - Google Patents

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Publication number
DE310794C
DE310794C DENDAT310794D DE310794DA DE310794C DE 310794 C DE310794 C DE 310794C DE NDAT310794 D DENDAT310794 D DE NDAT310794D DE 310794D A DE310794D A DE 310794DA DE 310794 C DE310794 C DE 310794C
Authority
DE
Germany
Prior art keywords
alkali
oven
sows
roasted
roasting
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.)
Active
Application number
DENDAT310794D
Other languages
German (de)
Publication of DE310794C publication Critical patent/DE310794C/de
Active legal-status Critical Current

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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
    • C22B34/00—Obtaining refractory metals
    • C22B34/30—Obtaining chromium, molybdenum or tungsten
    • C22B34/34—Obtaining molybdenum

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Compounds Of Heavy Metals (AREA)
  • Manufacture And Refinement Of Metals (AREA)

Description

BERLIN. GEDRUCKT IN DER REICHSDRUCKEEEI.BERLIN. PRINTED IN THE REICHSDRUCKEEEI.

Claims (3)

Patent-Ansprüche:Patent Claims: 1. Abänderung des Verfahrens zur Gewinnung von Molybdänverbindungen aus Ofensauen nach Patent 301334, dadurch gekennzeichnet, daß die Ofensauen, statt im Schmelzfluß oxydiert ' zu werden, in Form von Feinkorn geröstet werden.1. Modification of the process for the extraction of molybdenum compounds Oven sows according to patent 301334, characterized in that the oven sows take place to be oxidized in the melt flow, to be roasted in the form of fine grain. 2. Verfahren nach Anspruch 1, dadurch gekennzeichnet, daß Röstung und Auf-Schließung mit Alkali in einem Arbeitsgang yorfenommen wird.2. The method according to claim 1, characterized in that roasting and opening-up is taken with alkali in one operation. 3. Verfahren nach Anspruch 1 und 2, dadurch gekennzeichnet, daß Alkalichromat oder Alkalimanganat oder Stoffe, aus denen sich diese Salze bilden, als Sauerstoffüberträger zugesetzt werden.3. The method according to claim 1 and 2, characterized in that alkali chromate or alkali manganate or substances from which these salts are formed as oxygen carriers can be added.
DENDAT310794D Active DE310794C (en)

Publications (1)

Publication Number Publication Date
DE310794C true DE310794C (en)

Family

ID=563823

Family Applications (1)

Application Number Title Priority Date Filing Date
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Country Status (1)

Country Link
DE (1) DE310794C (en)

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