NO131942B - - Google Patents

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Publication number
NO131942B
NO131942B NO2167/72A NO216772A NO131942B NO 131942 B NO131942 B NO 131942B NO 2167/72 A NO2167/72 A NO 2167/72A NO 216772 A NO216772 A NO 216772A NO 131942 B NO131942 B NO 131942B
Authority
NO
Norway
Prior art keywords
iron
heavy
complex
melting metal
range
Prior art date
Application number
NO2167/72A
Other languages
English (en)
Norwegian (no)
Other versions
NO131942C (fi
Inventor
M Vojkovic
Original Assignee
Continental Ore Corp
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 Continental Ore Corp filed Critical Continental Ore Corp
Publication of NO131942B publication Critical patent/NO131942B/no
Publication of NO131942C publication Critical patent/NO131942C/no

Links

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
    • C22B34/00Obtaining refractory metals
    • C22B34/20Obtaining niobium, tantalum or vanadium
    • C22B34/22Obtaining vanadium
    • 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
    • C22B3/12Extraction of metal compounds from ores or concentrates by wet processes by leaching in inorganic alkaline solutions
    • C22B3/14Extraction of metal compounds from ores or concentrates by wet processes by leaching in inorganic alkaline solutions containing ammonia or ammonium salts
    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22BPRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
    • C22B34/00Obtaining refractory metals
    • 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)
  • Organic Chemistry (AREA)
  • Metallurgy (AREA)
  • Mechanical Engineering (AREA)
  • Materials Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Environmental & Geological Engineering (AREA)
  • Geology (AREA)
  • Geochemistry & Mineralogy (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Inorganic Compounds Of Heavy Metals (AREA)
NO216772A 1971-06-18 1972-06-16 NO131942C (fi)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US15468671A 1971-06-18 1971-06-18

Publications (2)

Publication Number Publication Date
NO131942B true NO131942B (fi) 1975-05-20
NO131942C NO131942C (fi) 1975-08-27

Family

ID=22552329

Family Applications (1)

Application Number Title Priority Date Filing Date
NO216772A NO131942C (fi) 1971-06-18 1972-06-16

Country Status (14)

Country Link
US (1) US3758665A (fi)
AT (1) AT319618B (fi)
BE (1) BE784905A (fi)
CA (1) CA962455A (fi)
DE (1) DE2229256C3 (fi)
FI (1) FI55356C (fi)
FR (1) FR2142035B1 (fi)
GB (1) GB1359245A (fi)
IT (1) IT958238B (fi)
LU (1) LU65533A1 (fi)
NL (1) NL7208218A (fi)
NO (1) NO131942C (fi)
SE (1) SE379208B (fi)
ZA (1) ZA723570B (fi)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL7507119A (nl) * 1975-06-16 1976-12-20 Stamicarbon Werkwijze voor de bereiding van een hydroxylamine- zout.
US4197117A (en) * 1978-11-20 1980-04-08 Kennecott Copper Corporation Recovery of copper by ferrous ion precipitation
US4668124A (en) * 1985-04-22 1987-05-26 Engelhard Corporation Disposal of material containing vanadium as landfill
US5518131A (en) * 1994-07-07 1996-05-21 International Business Machines Corporation Etching molydbenum with ferric sulfate and ferric ammonium sulfate

Also Published As

Publication number Publication date
AU4276472A (en) 1973-08-02
FR2142035B1 (fi) 1977-12-23
US3758665A (en) 1973-09-11
GB1359245A (en) 1974-07-10
IT958238B (it) 1973-10-20
DE2229256C3 (de) 1974-05-30
CA962455A (en) 1975-02-11
ZA723570B (en) 1973-03-28
NO131942C (fi) 1975-08-27
AT319618B (de) 1974-12-27
BE784905A (fr) 1972-12-15
FI55356B (fi) 1979-03-30
FI55356C (fi) 1979-07-10
LU65533A1 (fi) 1973-01-22
DE2229256B2 (de) 1973-10-31
NL7208218A (fi) 1972-12-20
DE2229256A1 (de) 1973-01-25
FR2142035A1 (fi) 1973-01-26
SE379208B (fi) 1975-09-29

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