FR2447890B1 - METHOD FOR MANUFACTURING INDEX GRADIENT OPTICAL FIBER PREFORMS, AND DEVICE FOR CARRYING OUT SAID METHOD - Google Patents

METHOD FOR MANUFACTURING INDEX GRADIENT OPTICAL FIBER PREFORMS, AND DEVICE FOR CARRYING OUT SAID METHOD

Info

Publication number
FR2447890B1
FR2447890B1 FR7902895A FR7902895A FR2447890B1 FR 2447890 B1 FR2447890 B1 FR 2447890B1 FR 7902895 A FR7902895 A FR 7902895A FR 7902895 A FR7902895 A FR 7902895A FR 2447890 B1 FR2447890 B1 FR 2447890B1
Authority
FR
France
Prior art keywords
carrying
optical fiber
index gradient
fiber preforms
gradient 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
FR7902895A
Other languages
French (fr)
Other versions
FR2447890A1 (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.)
LYONNAISE TRANSMISS OPTIQUES
Original Assignee
LYONNAISE TRANSMISS OPTIQUES
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 LYONNAISE TRANSMISS OPTIQUES filed Critical LYONNAISE TRANSMISS OPTIQUES
Priority to FR7902895A priority Critical patent/FR2447890B1/en
Publication of FR2447890A1 publication Critical patent/FR2447890A1/en
Application granted granted Critical
Publication of FR2447890B1 publication Critical patent/FR2447890B1/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
    • C03B37/012—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]
    • C03B37/01413—Reactant delivery systems
    • C03B37/0142—Reactant deposition burners
    • C03B37/01426—Plasma deposition burners or torches
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B2201/00—Type of glass produced
    • C03B2201/06—Doped silica-based glasses
    • C03B2201/08—Doped silica-based glasses doped with boron or fluorine or other refractive index decreasing dopant
    • C03B2201/10—Doped silica-based glasses doped with boron or fluorine or other refractive index decreasing dopant doped with boron

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Plasma & Fusion (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Physics & Mathematics (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)
FR7902895A 1979-02-05 1979-02-05 METHOD FOR MANUFACTURING INDEX GRADIENT OPTICAL FIBER PREFORMS, AND DEVICE FOR CARRYING OUT SAID METHOD Expired FR2447890B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7902895A FR2447890B1 (en) 1979-02-05 1979-02-05 METHOD FOR MANUFACTURING INDEX GRADIENT OPTICAL FIBER PREFORMS, AND DEVICE FOR CARRYING OUT SAID METHOD

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7902895A FR2447890B1 (en) 1979-02-05 1979-02-05 METHOD FOR MANUFACTURING INDEX GRADIENT OPTICAL FIBER PREFORMS, AND DEVICE FOR CARRYING OUT SAID METHOD

Publications (2)

Publication Number Publication Date
FR2447890A1 FR2447890A1 (en) 1980-08-29
FR2447890B1 true FR2447890B1 (en) 1985-06-28

Family

ID=9221606

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7902895A Expired FR2447890B1 (en) 1979-02-05 1979-02-05 METHOD FOR MANUFACTURING INDEX GRADIENT OPTICAL FIBER PREFORMS, AND DEVICE FOR CARRYING OUT SAID METHOD

Country Status (1)

Country Link
FR (1) FR2447890B1 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL8103647A (en) * 1981-08-03 1983-03-01 Philips Nv METHOD FOR THE CONTINUOUS MANUFACTURE OF AN OPTICAL FIBER PRECISE GLASS LAYERS ON A THORN.
US6793775B2 (en) * 2001-03-13 2004-09-21 Mikhail I. Gouskov Multiple torch—multiple target method and apparatus for plasma outside chemical vapor deposition
US7045737B2 (en) 2003-03-03 2006-05-16 Sumitomo Electric Industries, Ltd. Glass-processing method and glass-processing apparatus for the method

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1287540A (en) * 1961-02-02 1962-03-16 Saint Gobain Further training in the manufacture of silica glass or silicic glasses
NL128054C (en) * 1963-01-29
NL165134B (en) * 1974-04-24 1980-10-15 Nippon Telegraph & Telephone METHOD FOR MANUFACTURING A BAR AS AN INTERMEDIATE FOR THE MANUFACTURE OF AN OPTICAL FIBER AND METHOD FOR MANUFACTURING AN OPTICAL FIBER FROM SUCH AN INTERMEDIATE.
US4135901A (en) * 1974-12-18 1979-01-23 Sumitomo Electric Industries, Ltd. Method of manufacturing glass for optical waveguide
FR2313327A1 (en) * 1975-06-06 1976-12-31 Quartz & Silice VERY HIGH PURITY GLASS PREPARATION PROCESS USED IN PARTICULAR FOR THE MANUFACTURE OF OPTICAL FIBERS
CH620181A5 (en) * 1975-08-16 1980-11-14 Heraeus Schott Quarzschmelze Process for the preparation of synthetic quartz glass, apparatus to carry out the process, and the use of the synthetic quartz glass
JPS52121341A (en) * 1976-04-06 1977-10-12 Nippon Telegr & Teleph Corp <Ntt> Production of optical fiber base materials and production apparatus fo r the same
JPS5927728B2 (en) * 1977-08-11 1984-07-07 日本電信電話株式会社 Manufacturing method of sooty glass rod

Also Published As

Publication number Publication date
FR2447890A1 (en) 1980-08-29

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Legal Events

Date Code Title Description
ST Notification of lapse