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FR601840A - Improvements in the production and processing of refractory metals - Google Patents

Improvements in the production and processing of refractory metals

Info

Publication number
FR601840A
FR601840A FR601840DA FR601840A FR 601840 A FR601840 A FR 601840A FR 601840D A FR601840D A FR 601840DA FR 601840 A FR601840 A FR 601840A
Authority
FR
France
Prior art keywords
production
processing
refractory metals
refractory
metals
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
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.)
Westinghouse Lamp Co
Original Assignee
Westinghouse Lamp Co
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 Westinghouse Lamp Co filed Critical Westinghouse Lamp Co
Application granted granted Critical
Publication of FR601840A publication Critical patent/FR601840A/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

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
FR601840D 1925-07-10 1925-07-10 Improvements in the production and processing of refractory metals Expired FR601840A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR601840T 1925-07-10

Publications (1)

Publication Number Publication Date
FR601840A true FR601840A (en) 1926-03-08

Family

ID=8971548

Family Applications (1)

Application Number Title Priority Date Filing Date
FR601840D Expired FR601840A (en) 1925-07-10 1925-07-10 Improvements in the production and processing of refractory metals

Country Status (1)

Country Link
FR (1) FR601840A (en)

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