GB8419848D0 - Optical cables - Google Patents

Optical cables

Info

Publication number
GB8419848D0
GB8419848D0 GB848419848A GB8419848A GB8419848D0 GB 8419848 D0 GB8419848 D0 GB 8419848D0 GB 848419848 A GB848419848 A GB 848419848A GB 8419848 A GB8419848 A GB 8419848A GB 8419848 D0 GB8419848 D0 GB 8419848D0
Authority
GB
United Kingdom
Prior art keywords
optical cables
cables
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
GB848419848A
Other versions
GB2144879B (en
GB2144879A (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.)
Balfour Beatty PLC
Original Assignee
BICC 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 BICC PLC filed Critical BICC PLC
Publication of GB8419848D0 publication Critical patent/GB8419848D0/en
Publication of GB2144879A publication Critical patent/GB2144879A/en
Application granted granted Critical
Publication of GB2144879B publication Critical patent/GB2144879B/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B7/00—Insulated conductors or cables characterised by their form
    • H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
    • H01B7/28—Protection against damage caused by moisture, corrosion, chemical attack or weather
    • 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
    • G02B6/44—Mechanical structures for providing tensile strength and external protection for fibres, e.g. optical transmission cables
    • G02B6/4401—Optical cables
    • 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
    • G02B6/44—Mechanical structures for providing tensile strength and external protection for fibres, e.g. optical transmission cables
    • G02B6/4401—Optical cables
    • G02B6/4415—Cables for special applications
    • G02B6/4427—Pressure resistant cables, e.g. undersea cables
    • 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
    • G02B6/44—Mechanical structures for providing tensile strength and external protection for fibres, e.g. optical transmission cables
    • G02B6/4401—Optical cables
    • G02B6/4429—Means specially adapted for strengthening or protecting the cables
    • G02B6/44382—Means specially adapted for strengthening or protecting the cables the means comprising hydrogen absorbing materials
    • 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
    • G02B6/44—Mechanical structures for providing tensile strength and external protection for fibres, e.g. optical transmission cables
    • G02B6/4401—Optical cables
    • G02B6/4429—Means specially adapted for strengthening or protecting the cables
    • G02B6/44384—Means specially adapted for strengthening or protecting the cables the means comprising water blocking or hydrophobic materials

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Optical Fibers, Optical Fiber Cores, And Optical Fiber Bundles (AREA)
  • Light Guides In General And Applications Therefor (AREA)
GB08419848A 1983-08-05 1984-08-03 Optical cables Expired GB2144879B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB838321229A GB8321229D0 (en) 1983-08-05 1983-08-05 Optical cables

Publications (3)

Publication Number Publication Date
GB8419848D0 true GB8419848D0 (en) 1984-09-05
GB2144879A GB2144879A (en) 1985-03-13
GB2144879B GB2144879B (en) 1986-02-26

Family

ID=10546919

Family Applications (4)

Application Number Title Priority Date Filing Date
GB838321229A Pending GB8321229D0 (en) 1983-08-05 1983-08-05 Optical cables
GB08419848A Expired GB2144879B (en) 1983-08-05 1984-08-03 Optical cables
GB08419846A Expired GB2144559B (en) 1983-08-05 1984-08-03 Optical cables
GB08419847A Withdrawn GB2144878A (en) 1983-08-05 1984-08-03 Optical cables

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GB838321229A Pending GB8321229D0 (en) 1983-08-05 1983-08-05 Optical cables

Family Applications After (2)

Application Number Title Priority Date Filing Date
GB08419846A Expired GB2144559B (en) 1983-08-05 1984-08-03 Optical cables
GB08419847A Withdrawn GB2144878A (en) 1983-08-05 1984-08-03 Optical cables

Country Status (1)

Country Link
GB (4) GB8321229D0 (en)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB8401089D0 (en) * 1984-01-16 1984-02-15 Gen Electric Co Plc Coating optical fibres
JPS60218710A (en) * 1984-04-16 1985-11-01 住友電気工業株式会社 Optical fiber composite aerial wire
IT1176134B (en) * 1984-04-27 1987-08-12 Pirelli Cavi Spa OPTICAL FIBER CABLE EQUIPPED WITH PROTECTION AGAINST THE ABSORPTION OF GASEOUS HYDROGEN BY OPTICAL FIBERS
IT1176135B (en) * 1984-04-27 1987-08-12 Pirelli Cavi Spa OPTICAL FIBER PROTECTED AGAINST GAS HYDROGEN ABSORPTION
GB8412721D0 (en) * 1984-05-18 1984-06-27 Standard Telephones Cables Ltd Fibre optic cables
US4696543A (en) * 1984-05-22 1987-09-29 Standard Telephone And Cables, Plc Optical fiber cable having a low permeability to hydrogen
GB2159290B (en) * 1984-05-22 1987-11-18 Stc Plc Cables containing amorphous metals
GB8413189D0 (en) * 1984-05-23 1984-06-27 Telephone Cables Ltd Optical fibre cables
GB8506497D0 (en) * 1985-03-13 1985-04-17 Telephone Cables Ltd Cables
IT1184428B (en) * 1985-04-12 1987-10-28 Pirelli Cavi Spa HYDROGEN ABSORBENT COMPOSITION FOR CABLES AND ELECTRIC CABLES, FIBER OPTIC CABLES AND THEIR INCORPORATING COMPONENTS SAID COMPOSITION
IT1185667B (en) * 1985-08-30 1987-11-12 Pirelli Cavi Spa FIBER OPTIC TELECOMMUNICATION CABLE
IT1186003B (en) * 1985-10-08 1987-11-18 Pirelli Cavi Spa ABSORBENT HYDROGEN MIXTURE AND HYDROGEN ABSORBENT MIXTURE FOR FIBER OPTIC CABLE
US4974926A (en) * 1989-04-06 1990-12-04 At&T Bell Laboratories Underwater optical fiber cable
DE4108032A1 (en) 1991-03-13 1992-09-17 Bayer Ag PALLADIUM-CONTAINING POLYMER COMPOSITION AND METHOD FOR THE PRODUCTION THEREOF
IT1264902B1 (en) * 1993-06-29 1996-10-17 Pirelli Cavi Spa HYDROGEN-ABSORBENT COMPOSITION FOR FIBER OPTIC CABLES AND FIBER OPTIC CABLE INCLUDING THE ABOVE COMPOSITION
NO985601L (en) 1998-11-30 2000-05-31 Abb Kraft As Device by cable
FR2803045B1 (en) 1999-12-22 2002-10-11 Cit Alcatel OPTICAL FIBER AND FIBER OPTIC CABLE COMPRISING AT LEAST ONE HYDROGEN-ABSORBING INTERMETALLIC ELEMENT
FR2811242B1 (en) * 2000-07-05 2003-02-14 Seppic Sa NOVEL HYDROGEN ABSORBING COMPOSITION FOR ITS PREPARATION AND USE AS A FILLING COMPOSITION FOR FIBER OPTIC CABLES
US20040109652A1 (en) * 2002-12-04 2004-06-10 Alcatel Fiber optic cables with a hydrogen absorbing material
US20050236161A1 (en) * 2004-04-23 2005-10-27 Michael Gay Optical fiber equipped tubing and methods of making and using
WO2008051945A2 (en) 2006-10-24 2008-05-02 Afl Telecommunications Llc Breathable downhole fiber optic cable and a method of restoring performance

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2946027C2 (en) * 1979-11-14 1982-05-06 Siemens AG, 1000 Berlin und 8000 München Longitudinally watertight fiber optic cable and process for its manufacture
DE3064002D1 (en) * 1980-02-12 1983-08-11 Post Office A glass optical fibre and a method of coating a plastic coated glass fibre with metal
US4407561A (en) * 1980-10-14 1983-10-04 Hughes Aircraft Company Metallic clad fiber optical waveguide
US4418984A (en) * 1980-11-03 1983-12-06 Hughes Aircraft Company Multiply coated metallic clad fiber optical waveguide
GB2101392B (en) * 1981-04-23 1984-11-14 Bicc Plc An electric and/or optical cable
GB2101798B (en) * 1981-04-23 1985-03-27 Bicc Plc Electric cable
US4525702A (en) * 1981-10-09 1985-06-25 Tadao Kitagawa Flexible tying member for theftproof device
GB2114114A (en) * 1982-01-25 1983-08-17 Chloride Silent Power Ltd Beta-alumina electrolyte material
GB2114771B (en) * 1982-02-15 1985-07-31 Bicc Plc Optical cable manufacture
GB2122370B (en) * 1982-05-28 1985-09-11 Ass Elect Ind Mineral insulated electric cable
GB2105865B (en) * 1982-07-09 1985-08-07 Philips Nv Optical communication cable having a light wave guide and a tensile secondary coating

Also Published As

Publication number Publication date
GB2144879B (en) 1986-02-26
GB8321229D0 (en) 1983-09-07
GB8419847D0 (en) 1984-09-05
GB2144879A (en) 1985-03-13
GB2144559B (en) 1987-07-01
GB2144878A (en) 1985-03-13
GB2144559A (en) 1985-03-06
GB8419846D0 (en) 1984-09-05

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Legal Events

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