SE420913B - Forfarande for framstellning av ett emne for tillverkning av en optisk fiber - Google Patents

Forfarande for framstellning av ett emne for tillverkning av en optisk fiber

Info

Publication number
SE420913B
SE420913B SE7801882A SE7801882A SE420913B SE 420913 B SE420913 B SE 420913B SE 7801882 A SE7801882 A SE 7801882A SE 7801882 A SE7801882 A SE 7801882A SE 420913 B SE420913 B SE 420913B
Authority
SE
Sweden
Prior art keywords
tube
movement
heated zone
glass
heated
Prior art date
Application number
SE7801882A
Other languages
English (en)
Swedish (sv)
Other versions
SE7801882L (sv
Inventor
Sergent C Le
M Liegois
R Pascal
Original Assignee
Comp Generale Electricite
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 Comp Generale Electricite filed Critical Comp Generale Electricite
Publication of SE7801882L publication Critical patent/SE7801882L/xx
Publication of SE420913B publication Critical patent/SE420913B/sv

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
    • C03B37/012—Manufacture of preforms for drawing fibres or filaments
    • C03B37/014—Manufacture of preforms for drawing fibres or filaments made entirely or partially by chemical means, e.g. vapour phase deposition of bulk porous glass either by outside vapour deposition [OVD], or by outside vapour phase oxidation [OVPO] or by vapour axial deposition [VAD]
    • C03B37/018—Manufacture of preforms for drawing fibres or filaments made entirely or partially by chemical means, e.g. vapour phase deposition of bulk porous glass either by outside vapour deposition [OVD], or by outside vapour phase oxidation [OVPO] or by vapour axial deposition [VAD] by glass deposition on a glass substrate, e.g. by inside-, modified-, plasma-, or plasma modified- chemical vapour deposition [ICVD, MCVD, PCVD, PMCVD], i.e. by thin layer coating on the inside or outside of a glass tube or on a glass rod
    • C03B37/01861—Means for changing or stabilising the diameter or form of tubes or rods
    • C03B37/01869—Collapsing
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/02—Optical fibres with cladding with or without a coating
    • G02B6/036—Optical fibres with cladding with or without a coating core or cladding comprising multiple layers
    • G02B6/03605—Highest refractive index not on central axis
    • G02B6/03611—Highest index adjacent to central axis region, e.g. annular core, coaxial ring, centreline depression affecting waveguiding

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material 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)
SE7801882A 1977-02-18 1978-02-17 Forfarande for framstellning av ett emne for tillverkning av en optisk fiber SE420913B (sv)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7704820A FR2380996A1 (fr) 1977-02-18 1977-02-18 Procede de realisation d'une ebauche de fibre optique

Publications (2)

Publication Number Publication Date
SE7801882L SE7801882L (sv) 1978-08-19
SE420913B true SE420913B (sv) 1981-11-09

Family

ID=9186970

Family Applications (1)

Application Number Title Priority Date Filing Date
SE7801882A SE420913B (sv) 1977-02-18 1978-02-17 Forfarande for framstellning av ett emne for tillverkning av en optisk fiber

Country Status (10)

Country Link
US (1) US4121919A (fr)
JP (1) JPS53102764A (fr)
BE (1) BE863332A (fr)
CH (1) CH618522A5 (fr)
DE (1) DE2805894C2 (fr)
FR (1) FR2380996A1 (fr)
GB (1) GB1545759A (fr)
IT (1) IT1092569B (fr)
NL (1) NL187679C (fr)
SE (1) SE420913B (fr)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4304581A (en) * 1980-08-07 1981-12-08 Western Electric Co., Inc. Lightguide preform fabrication
US4486214A (en) * 1983-12-08 1984-12-04 At&T Technologies, Inc. Methods of and apparatus for collapsing a preform tube into a preform from which lightguide fiber is drawn
DE3447081A1 (de) * 1984-05-26 1985-12-19 AEG-Telefunken Kabelwerke AG, Rheydt, 4050 Mönchengladbach Verfahren zum herstellen einer vorform zum ziehen von lichtleitfasern
DE3447082A1 (de) * 1984-05-26 1985-12-19 AEG-Telefunken Kabelwerke AG, Rheydt, 4050 Mönchengladbach Verfahren zum herstellen einer vorform zum ziehen von lichtleitfasern
DE3445239A1 (de) * 1984-12-12 1986-06-19 Philips Patentverwaltung Gmbh, 2000 Hamburg Verfahren zur herstellung von lichtleitfasern
DE3525979A1 (de) * 1985-07-20 1987-01-29 Philips Patentverwaltung Verfahren zur herstellung von lichtleitfasern
US4917718A (en) * 1987-08-07 1990-04-17 Corning Incorporated Method of making capillary tube

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1496788A (en) * 1974-09-05 1978-01-05 Standard Telephones Cables Ltd Optical fibre manufacture
US3961926A (en) * 1974-12-27 1976-06-08 International Telephone And Telegraph Corporation Preparation of germania cores in optical fibers
DE2538313C3 (de) * 1975-08-28 1981-11-05 Heraeus Quarzschmelze Gmbh, 6450 Hanau Verfahren zur Herstellung eines Vorproduktes für die Erzeugung eines optischen, selbstfokussierenden Lichtleiters

Also Published As

Publication number Publication date
CH618522A5 (fr) 1980-07-31
SE7801882L (sv) 1978-08-19
NL187679C (nl) 1991-12-16
GB1545759A (en) 1979-05-16
NL187679B (nl) 1991-07-16
FR2380996A1 (fr) 1978-09-15
BE863332A (fr) 1978-07-26
JPS53102764A (en) 1978-09-07
DE2805894A1 (de) 1978-08-24
DE2805894C2 (de) 1986-05-07
FR2380996B1 (fr) 1980-06-13
US4121919A (en) 1978-10-24
IT1092569B (it) 1985-07-12
IT7819886A0 (it) 1978-02-01
JPS614780B2 (fr) 1986-02-13
NL7801836A (nl) 1978-08-22

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