FR438257A - Process for the manufacture of quartz hollow bodies - Google Patents

Process for the manufacture of quartz hollow bodies

Info

Publication number
FR438257A
FR438257A FR438257DA FR438257A FR 438257 A FR438257 A FR 438257A FR 438257D A FR438257D A FR 438257DA FR 438257 A FR438257 A FR 438257A
Authority
FR
France
Prior art keywords
manufacture
hollow bodies
quartz hollow
quartz
bodies
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)
Inventor
Franz Wolf-Burckhardt
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Application granted granted Critical
Publication of FR438257A publication Critical patent/FR438257A/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B5/00—Melting in furnaces; Furnaces so far as specially adapted for glass manufacture
    • C03B5/02—Melting in furnaces; Furnaces so far as specially adapted for glass manufacture in electric furnaces, e.g. by dielectric heating
    • C03B5/033—Melting in furnaces; Furnaces so far as specially adapted for glass manufacture in electric furnaces, e.g. by dielectric heating by using resistance heaters above or in the glass bath, i.e. by indirect resistance heating

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
FR438257D 1910-12-28 1911-12-26 Process for the manufacture of quartz hollow bodies Expired FR438257A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE438257X 1910-12-28

Publications (1)

Publication Number Publication Date
FR438257A true FR438257A (en) 1912-05-13

Family

ID=1479798

Family Applications (1)

Application Number Title Priority Date Filing Date
FR438257D Expired FR438257A (en) 1910-12-28 1911-12-26 Process for the manufacture of quartz hollow bodies

Country Status (1)

Country Link
FR (1) FR438257A (en)

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