FR2278639A1 - Fibre optique et son procede de fabrication - Google Patents

Fibre optique et son procede de fabrication

Info

Publication number
FR2278639A1
FR2278639A1 FR7522515A FR7522515A FR2278639A1 FR 2278639 A1 FR2278639 A1 FR 2278639A1 FR 7522515 A FR7522515 A FR 7522515A FR 7522515 A FR7522515 A FR 7522515A FR 2278639 A1 FR2278639 A1 FR 2278639A1
Authority
FR
France
Prior art keywords
optical fiber
manufacturing process
manufacturing
fiber
optical
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.)
Granted
Application number
FR7522515A
Other languages
English (en)
French (fr)
Other versions
FR2278639B1 (OSRAM
Inventor
Melvin Murray Ramsay
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.)
International Standard Electric Corp
Original Assignee
International Standard Electric 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 International Standard Electric Corp filed Critical International Standard Electric Corp
Publication of FR2278639A1 publication Critical patent/FR2278639A1/fr
Application granted granted Critical
Publication of FR2278639B1 publication Critical patent/FR2278639B1/fr
Granted 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
    • C03B5/16—Special features of the melting process; Auxiliary means specially adapted for glass-melting furnaces
    • C03B5/225—Refining
    • C03B5/2252—Refining under reduced pressure, e.g. with vacuum refiners
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B37/00—Manufacture or treatment of flakes, fibres, or filaments from softened glass, minerals, or slags
    • C03B37/01—Manufacture of glass fibres or filaments
    • C03B37/02—Manufacture of glass fibres or filaments by drawing or extruding, e.g. direct drawing of molten glass from nozzles; Cooling fins therefor
    • C03B37/022—Manufacture of glass fibres or filaments by drawing or extruding, e.g. direct drawing of molten glass from nozzles; Cooling fins therefor from molten glass in which the resultant product consists of different sorts of glass or is characterised by shape, e.g. hollow fibres, undulated fibres, fibres presenting a rough surface
    • C03B37/023—Fibres composed of different sorts of glass, e.g. glass optical fibres, made by the double crucible technique

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Manufacturing & Machinery (AREA)
  • Light Guides In General And Applications Therefor (AREA)
FR7522515A 1974-07-18 1975-07-18 Fibre optique et son procede de fabrication Granted FR2278639A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB3184974A GB1470010A (en) 1974-07-18 1974-07-18 Optical fibre manufacture

Publications (2)

Publication Number Publication Date
FR2278639A1 true FR2278639A1 (fr) 1976-02-13
FR2278639B1 FR2278639B1 (OSRAM) 1982-04-02

Family

ID=10329318

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7522515A Granted FR2278639A1 (fr) 1974-07-18 1975-07-18 Fibre optique et son procede de fabrication

Country Status (3)

Country Link
CH (1) CH603498A5 (OSRAM)
FR (1) FR2278639A1 (OSRAM)
GB (1) GB1470010A (OSRAM)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0185362A3 (en) * 1984-12-18 1987-09-16 Cselt Centro Studi E Laboratori Telecomunicazioni S.P.A. Apparatus for the continuous production of optical fibres

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10055969C1 (de) * 2000-11-11 2002-05-02 Schott Glas Verfahren und Vorrichtung zur Läuterung einer Glasschmelze

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0185362A3 (en) * 1984-12-18 1987-09-16 Cselt Centro Studi E Laboratori Telecomunicazioni S.P.A. Apparatus for the continuous production of optical fibres

Also Published As

Publication number Publication date
FR2278639B1 (OSRAM) 1982-04-02
GB1470010A (en) 1977-04-14
CH603498A5 (OSRAM) 1978-08-15

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Legal Events

Date Code Title Description
ST Notification of lapse