SE328557B - - Google Patents

Info

Publication number
SE328557B
SE328557B SE495566A SE495566A SE328557B SE 328557 B SE328557 B SE 328557B SE 495566 A SE495566 A SE 495566A SE 495566 A SE495566 A SE 495566A SE 328557 B SE328557 B SE 328557B
Authority
SE
Sweden
Application number
SE495566A
Inventor
Den Berg P Van
T Verheijen
Original Assignee
Philips Nv
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 Philips Nv filed Critical Philips Nv
Publication of SE328557B publication Critical patent/SE328557B/xx

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
    • C22B34/30Obtaining chromium, molybdenum or tungsten
    • C22B34/36Obtaining tungsten
    • CCHEMISTRY; METALLURGY
    • C01INORGANIC CHEMISTRY
    • C01GCOMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
    • C01G41/00Compounds of tungsten

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Inorganic Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Inorganic Compounds Of Heavy Metals (AREA)
  • Manufacture And Refinement Of Metals (AREA)
SE495566A 1965-04-15 1966-04-12 SE328557B (xx)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL6504827A NL6504827A (xx) 1965-04-15 1965-04-15

Publications (1)

Publication Number Publication Date
SE328557B true SE328557B (xx) 1970-09-21

Family

ID=19792947

Family Applications (1)

Application Number Title Priority Date Filing Date
SE495566A SE328557B (xx) 1965-04-15 1966-04-12

Country Status (5)

Country Link
BE (1) BE679473A (xx)
DE (1) DE1592472A1 (xx)
GB (1) GB1083957A (xx)
NL (1) NL6504827A (xx)
SE (1) SE328557B (xx)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102004023068B4 (de) * 2004-05-11 2008-06-19 H.C. Starck Gmbh Wolframsäure und Verfahren zu deren Herstellung
CN113697858B (zh) * 2021-07-23 2024-04-19 福建鑫鹭钨业有限公司 一种钨酸的制备方法
CN113684379A (zh) * 2021-08-30 2021-11-23 崇义章源钨业股份有限公司 分解黑白钨精矿的方法与应用
CN116143174B (zh) * 2023-04-20 2023-06-30 崇义章源钨业股份有限公司 一种白钨矿短流程制备仲钨酸铵的方法

Also Published As

Publication number Publication date
BE679473A (xx) 1966-10-13
DE1592472A1 (de) 1970-12-23
NL6504827A (xx) 1966-10-17
GB1083957A (en) 1967-09-20

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