BR8501644A - Cabo de fibras opticas provido de protecao contra a absorcao de hidrogenio gasoso por parte das fibras opticas - Google Patents

Cabo de fibras opticas provido de protecao contra a absorcao de hidrogenio gasoso por parte das fibras opticas

Info

Publication number
BR8501644A
BR8501644A BR8501644A BR8501644A BR8501644A BR 8501644 A BR8501644 A BR 8501644A BR 8501644 A BR8501644 A BR 8501644A BR 8501644 A BR8501644 A BR 8501644A BR 8501644 A BR8501644 A BR 8501644A
Authority
BR
Brazil
Prior art keywords
fiber cable
protected against
hydrogen absorption
gas hydrogen
optical fiber
Prior art date
Application number
BR8501644A
Other languages
English (en)
Portuguese (pt)
Inventor
Pietro Anelli
Marco Santini
Original Assignee
Pirelli Cavi Spa
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 Pirelli Cavi Spa filed Critical Pirelli Cavi Spa
Publication of BR8501644A publication Critical patent/BR8501644A/pt

Links

Classifications

    • 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
    • G02B6/443—Protective covering
    • 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
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Optical Fibers, Optical Fiber Cores, And Optical Fiber Bundles (AREA)
  • Communication Cables (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Surface Treatment Of Glass Fibres Or Filaments (AREA)
  • Insulated Conductors (AREA)
  • Glass Compositions (AREA)
BR8501644A 1984-04-27 1985-04-09 Cabo de fibras opticas provido de protecao contra a absorcao de hidrogenio gasoso por parte das fibras opticas BR8501644A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT20699/84A IT1176134B (it) 1984-04-27 1984-04-27 Cavo a fibre ottiche munito di protezione contro l'assorbimento di idrogeno gassoso da parte delle fibre ottiche

Publications (1)

Publication Number Publication Date
BR8501644A true BR8501644A (pt) 1985-12-03

Family

ID=11170739

Family Applications (1)

Application Number Title Priority Date Filing Date
BR8501644A BR8501644A (pt) 1984-04-27 1985-04-09 Cabo de fibras opticas provido de protecao contra a absorcao de hidrogenio gasoso por parte das fibras opticas

Country Status (15)

Country Link
JP (1) JPS60239702A (xx)
AU (1) AU575123B2 (xx)
BR (1) BR8501644A (xx)
CA (1) CA1251076A (xx)
DE (1) DE3515227A1 (xx)
ES (1) ES8608182A1 (xx)
FR (1) FR2563635B1 (xx)
GB (1) GB2158264B (xx)
GR (1) GR851014B (xx)
IT (1) IT1176134B (xx)
MX (1) MX158233A (xx)
NL (1) NL8501206A (xx)
NO (1) NO168208C (xx)
NZ (1) NZ211335A (xx)
SE (1) SE459049B (xx)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB8506497D0 (en) * 1985-03-13 1985-04-17 Telephone Cables Ltd Cables
IT1185667B (it) * 1985-08-30 1987-11-12 Pirelli Cavi Spa Cavo per telecomunicazione a fibre ottiche
IT1186003B (it) * 1985-10-08 1987-11-18 Pirelli Cavi Spa Cavo per telecomunizioni a fibre ottiche incorporante una miscela idrogeno assorbente e miscela idrogeno assorbente per cavi a fibre ottiche
GB8911959D0 (en) * 1988-05-28 1989-07-12 Ici Plc Coated optical fibres
JPH03200108A (ja) * 1989-12-27 1991-09-02 Tatsuta Electric Wire & Cable Co Ltd 導電性光ファイバ
DE4108032A1 (de) 1991-03-13 1992-09-17 Bayer Ag Palladiumhaltige polymerzusammensetzung sowie verfahren zu ihrer herstellung
US5214734A (en) * 1992-03-24 1993-05-25 At&T Bell Laboratories Optical fiber with improved moisture resistance
DE4338761A1 (de) * 1993-11-12 1995-05-18 Siemens Ag Nichtaufschwimmendes optische Seekabel
FR2774183B1 (fr) * 1998-01-26 2002-04-26 Alsthom Cge Alkatel Cable a tube sensiblement etanche logeant au moins un conducteur optique et un produit absorbant l'hydrogene
US6028974A (en) * 1998-08-10 2000-02-22 Alcatel Seal for underwater cable joint
DE10201719A1 (de) * 2002-01-18 2003-07-31 Ccs Technology Inc Lichtwellenleiterkabel für eine Installation desselben in einer Gasleitung
GB2424962B (en) * 2005-04-05 2007-10-17 Sensor Highway Ltd Aparatus and method for preventing unwanted exposure of a device to an undesirable substance
CN107747164B (zh) * 2017-10-10 2020-07-03 常熟万龙机械有限公司 一种电缆光缆膨胀阻水带用超薄型无纺布及其生产方法

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1079512A (en) * 1978-11-16 1980-06-17 Basil V.E. Walton Powdered telephone cable filling compound
FR2460492A1 (fr) * 1979-06-28 1981-01-23 Cables De Lyon Geoffroy Delore Cable sous-marin a fibres optiques
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
GB2125180A (en) * 1982-08-10 1984-02-29 Standard Telephones Cables Ltd Optical fibre manufacture
GB2129338B (en) * 1982-10-22 1985-10-16 Standard Telephones Cables Ltd Telecommunications cable manufacture
GB8321229D0 (en) * 1983-08-05 1983-09-07 Bicc Plc Optical cables
JPS6042720A (ja) * 1983-08-18 1985-03-07 Kokusai Denshin Denwa Co Ltd <Kdd> 光ファイバケ−ブル
JPS6082156A (ja) * 1983-10-13 1985-05-10 ドル−オリバ−　インコ−ポレイテツド ハイドロサイクロン

Also Published As

Publication number Publication date
ES8608182A1 (es) 1986-06-01
CA1251076A (en) 1989-03-14
ES543174A0 (es) 1986-06-01
GB2158264B (en) 1988-02-17
FR2563635B1 (fr) 1989-06-02
SE459049B (sv) 1989-05-29
NO851685L (no) 1985-10-28
SE8502046L (sv) 1985-10-28
GB8510657D0 (en) 1985-06-05
IT1176134B (it) 1987-08-12
NL8501206A (nl) 1985-11-18
NZ211335A (en) 1989-01-27
GB2158264A (en) 1985-11-06
NO168208B (no) 1991-10-14
AU3927385A (en) 1985-10-31
JPS60239702A (ja) 1985-11-28
IT8420699A1 (it) 1985-10-27
DE3515227A1 (de) 1985-10-31
FR2563635A1 (fr) 1985-10-31
MX158233A (es) 1988-10-31
IT8420699A0 (it) 1984-04-27
SE8502046D0 (sv) 1985-04-26
AU575123B2 (en) 1988-07-21
NO168208C (no) 1992-01-22
GR851014B (xx) 1985-11-25

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Legal Events

Date Code Title Description
MM Lapse due to non-payment of fees (art. 50)