GB2016443B - Producing optical fibre - Google Patents

Producing optical fibre

Info

Publication number
GB2016443B
GB2016443B GB7908060A GB7908060A GB2016443B GB 2016443 B GB2016443 B GB 2016443B GB 7908060 A GB7908060 A GB 7908060A GB 7908060 A GB7908060 A GB 7908060A GB 2016443 B GB2016443 B GB 2016443B
Authority
GB
United Kingdom
Prior art keywords
optical fibre
producing optical
producing
fibre
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.)
Expired
Application number
GB7908060A
Other versions
GB2016443A (en
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.)
Post Office
Original Assignee
Post Office
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 Post Office filed Critical Post Office
Priority to GB7908060A priority Critical patent/GB2016443B/en
Publication of GB2016443A publication Critical patent/GB2016443A/en
Application granted granted Critical
Publication of GB2016443B publication Critical patent/GB2016443B/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • C03B37/0235—Thermal treatment of the fibre during the drawing process, e.g. cooling
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B2205/00—Fibre drawing or extruding details
    • C03B2205/56—Annealing or re-heating the drawn fibre prior to coating

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Manufacture, Treatment Of Glass Fibers (AREA)
GB7908060A 1978-03-14 1979-03-07 Producing optical fibre Expired GB2016443B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB7908060A GB2016443B (en) 1978-03-14 1979-03-07 Producing optical fibre

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB1001678 1978-03-14
GB7908060A GB2016443B (en) 1978-03-14 1979-03-07 Producing optical fibre

Publications (2)

Publication Number Publication Date
GB2016443A GB2016443A (en) 1979-09-26
GB2016443B true GB2016443B (en) 1982-08-25

Family

ID=26247163

Family Applications (1)

Application Number Title Priority Date Filing Date
GB7908060A Expired GB2016443B (en) 1978-03-14 1979-03-07 Producing optical fibre

Country Status (1)

Country Link
GB (1) GB2016443B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4452508A (en) * 1977-06-28 1984-06-05 British Telecommunications Graded index optical fibres

Also Published As

Publication number Publication date
GB2016443A (en) 1979-09-26

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Legal Events

Date Code Title Description
732 Registration of transactions, instruments or events in the register (sect. 32/1977)
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19950307