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GB2149779B - Manufacture of optical fibre preforms - Google Patents

Manufacture of optical fibre preforms

Info

Publication number
GB2149779B
GB2149779B GB08429033A GB8429033A GB2149779B GB 2149779 B GB2149779 B GB 2149779B GB 08429033 A GB08429033 A GB 08429033A GB 8429033 A GB8429033 A GB 8429033A GB 2149779 B GB2149779 B GB 2149779B
Authority
GB
United Kingdom
Prior art keywords
manufacture
optical fibre
fibre preforms
preforms
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
GB08429033A
Other versions
GB8429033D0 (en
GB2149779A (en
Inventor
Bruce Armstrong Nichols
Ronald Albert Evans
Adrian Clement Greenham
John Stephen Mccormack
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.)
General Electric Co PLC
Original Assignee
General Electric Co PLC
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 General Electric Co PLC filed Critical General Electric Co PLC
Publication of GB8429033D0 publication Critical patent/GB8429033D0/en
Publication of GB2149779A publication Critical patent/GB2149779A/en
Application granted granted Critical
Publication of GB2149779B publication Critical patent/GB2149779B/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C16/00—Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes
    • C23C16/44—Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes characterised by the method of coating
    • C23C16/50—Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes characterised by the method of coating using electric discharges
    • C23C16/511—Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes characterised by the method of coating using electric discharges using microwave discharges
    • 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
    • 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
    • C03B37/01807—Reactant delivery systems, e.g. reactant deposition burners
    • C03B37/01815—Reactant deposition burners or deposition heating means
    • C03B37/01823—Plasma deposition burners or heating means
    • C03B37/0183—Plasma deposition burners or heating means for plasma within a tube substrate
    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C16/00—Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes
    • C23C16/04—Coating on selected surface areas, e.g. using masks
    • C23C16/045—Coating cavities or hollow spaces, e.g. interior of tubes; Infiltration of porous substrates

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Plasma & Fusion (AREA)
  • Physics & Mathematics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Geochemistry & Mineralogy (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Manufacture, Treatment Of Glass Fibers (AREA)
GB08429033A 1983-11-18 1984-11-16 Manufacture of optical fibre preforms Expired GB2149779B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB838330821A GB8330821D0 (en) 1983-11-18 1983-11-18 Manufacture of optical fibre preforms

Publications (3)

Publication Number Publication Date
GB8429033D0 GB8429033D0 (en) 1984-12-27
GB2149779A GB2149779A (en) 1985-06-19
GB2149779B true GB2149779B (en) 1987-01-28

Family

ID=10551979

Family Applications (2)

Application Number Title Priority Date Filing Date
GB838330821A Pending GB8330821D0 (en) 1983-11-18 1983-11-18 Manufacture of optical fibre preforms
GB08429033A Expired GB2149779B (en) 1983-11-18 1984-11-16 Manufacture of optical fibre preforms

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GB838330821A Pending GB8330821D0 (en) 1983-11-18 1983-11-18 Manufacture of optical fibre preforms

Country Status (1)

Country Link
GB (2) GB8330821D0 (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2600327B1 (en) * 1986-06-20 1992-04-17 Lenoane Georges METHOD FOR MANUFACTURING PREFORMS FOR OPTICAL FIBERS AND CHUCK FOR USE IN THE IMPLEMENTATION OF THIS METHOD, APPLICATION TO THE MANUFACTURE OF SINGLE-MODE OPTICAL FIBERS
DE3632684A1 (en) * 1986-09-26 1988-03-31 Philips Patentverwaltung METHOD AND DEVICE FOR THE INTERNAL COATING OF TUBES
GB2210613B (en) * 1987-09-25 1991-08-14 Gen Electric Co Plc Manufacture of optical fibre preforms
US6715441B2 (en) 1997-12-31 2004-04-06 Plasma Optical Fibre B.V. PCVD apparatus and a method of manufacturing an optical fiber, a preform rod and a jacket tube as well as the optical fiber manufactured therewith
WO1999035304A1 (en) * 1997-12-31 1999-07-15 Plasma Optical Fibre B.V. Pcvd apparatus and a method of manufacturing an optical fiber, a preform rod and a jacket tube as well as the optical fiber manufactured therewith
NL1019076C2 (en) 2001-10-01 2003-04-02 Draka Fibre Technology Bv Method for applying one or more glass layers to the external surface of a rod-shaped molded part composed of glass, as well as a device suitable therefor.
FR2929294A1 (en) * 2008-03-25 2009-10-02 Becton Dickinson France Soc Pa APPARATUS FOR PLASMA TREATMENT OF HOLLOW BODIES

Also Published As

Publication number Publication date
GB8429033D0 (en) 1984-12-27
GB2149779A (en) 1985-06-19
GB8330821D0 (en) 1983-12-29

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19941116