FR1476140A - Process for preparing ammonium paratungstate - Google Patents

Process for preparing ammonium paratungstate

Info

Publication number
FR1476140A
FR1476140A FR57641A FR57641A FR1476140A FR 1476140 A FR1476140 A FR 1476140A FR 57641 A FR57641 A FR 57641A FR 57641 A FR57641 A FR 57641A FR 1476140 A FR1476140 A FR 1476140A
Authority
FR
France
Prior art keywords
ammonium paratungstate
preparing ammonium
preparing
paratungstate
ammonium
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
FR57641A
Other languages
French (fr)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken 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
Priority claimed from NL6504828A external-priority patent/NL6504828A/xx
Application filed by Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Priority to FR57641A priority Critical patent/FR1476140A/en
Application granted granted Critical
Publication of FR1476140A publication Critical patent/FR1476140A/en
Expired legal-status Critical Current

Links

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
    • C22B34/36—Obtaining tungsten
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
    • C01G41/00—Compounds 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)
FR57641A 1965-04-15 1966-04-14 Process for preparing ammonium paratungstate Expired FR1476140A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR57641A FR1476140A (en) 1965-04-15 1966-04-14 Process for preparing ammonium paratungstate

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
NL6504828A NL6504828A (en) 1965-04-15 1965-04-15
FR57641A FR1476140A (en) 1965-04-15 1966-04-14 Process for preparing ammonium paratungstate

Publications (1)

Publication Number Publication Date
FR1476140A true FR1476140A (en) 1967-04-07

Family

ID=26169951

Family Applications (1)

Application Number Title Priority Date Filing Date
FR57641A Expired FR1476140A (en) 1965-04-15 1966-04-14 Process for preparing ammonium paratungstate

Country Status (1)

Country Link
FR (1) FR1476140A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN116282171A (en) * 2023-05-26 2023-06-23 崇义章源钨业股份有限公司 Method for preparing ammonium tungstate solution
CN118387927A (en) * 2024-07-01 2024-07-26 中南大学 Preparation method of ammonium tungsten bronze

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN116282171A (en) * 2023-05-26 2023-06-23 崇义章源钨业股份有限公司 Method for preparing ammonium tungstate solution
CN116282171B (en) * 2023-05-26 2023-08-22 崇义章源钨业股份有限公司 Method for preparing ammonium tungstate solution
CN118387927A (en) * 2024-07-01 2024-07-26 中南大学 Preparation method of ammonium tungsten bronze

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