IT1176135B - Fibra ottica protetta contro l'assorbimento di idrogeno gassoso - Google Patents

Fibra ottica protetta contro l'assorbimento di idrogeno gassoso

Info

Publication number
IT1176135B
IT1176135B IT20700/84A IT2070084A IT1176135B IT 1176135 B IT1176135 B IT 1176135B IT 20700/84 A IT20700/84 A IT 20700/84A IT 2070084 A IT2070084 A IT 2070084A IT 1176135 B IT1176135 B IT 1176135B
Authority
IT
Italy
Prior art keywords
optical fiber
protected against
hydrogen absorption
gas hydrogen
against gas
Prior art date
Application number
IT20700/84A
Other languages
English (en)
Italian (it)
Other versions
IT8420700A1 (it
IT8420700A0 (it
Inventor
Giuseppe Bianchi
Laura Gherardi
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 IT8420700A0 publication Critical patent/IT8420700A0/it
Priority to IT20700/84A priority Critical patent/IT1176135B/it
Priority to AU39535/85A priority patent/AU577574B2/en
Priority to NZ211369A priority patent/NZ211369A/en
Priority to NL8500892A priority patent/NL8500892A/nl
Priority to US06/723,901 priority patent/US4718747A/en
Priority to FR858505855A priority patent/FR2563634B1/fr
Priority to BR8501841A priority patent/BR8501841A/pt
Priority to JP60090760A priority patent/JPS60239703A/ja
Priority to DE19853515228 priority patent/DE3515228A1/de
Priority to CA000480142A priority patent/CA1251075A/fr
Priority to GB08510656A priority patent/GB2158263B/en
Priority to SE8502047A priority patent/SE462007B/sv
Priority to GR851015A priority patent/GR851015B/el
Priority to NO851686A priority patent/NO168209C/no
Publication of IT8420700A1 publication Critical patent/IT8420700A1/it
Application granted granted Critical
Publication of IT1176135B publication Critical patent/IT1176135B/it

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
    • G02B6/4402—Optical cables with one single optical waveguide
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Optical Fibers, Optical Fiber Cores, And Optical Fiber Bundles (AREA)
  • Surface Treatment Of Glass Fibres Or Filaments (AREA)
IT20700/84A 1984-04-27 1984-04-27 Fibra ottica protetta contro l'assorbimento di idrogeno gassoso IT1176135B (it)

Priority Applications (14)

Application Number Priority Date Filing Date Title
IT20700/84A IT1176135B (it) 1984-04-27 1984-04-27 Fibra ottica protetta contro l'assorbimento di idrogeno gassoso
AU39535/85A AU577574B2 (en) 1984-04-27 1985-03-05 Optical fibre cable with hydrogen scavenger
NZ211369A NZ211369A (en) 1984-04-27 1985-03-08 Coating optical fibre to protect against hydrogen absorption
NL8500892A NL8500892A (nl) 1984-04-27 1985-03-27 Optische vezel, die tegen de absorptie van gasvormige waterstof is beveiligd.
US06/723,901 US4718747A (en) 1984-04-27 1985-04-16 Optical fiber and cable with hydrogen combining layer
BR8501841A BR8501841A (pt) 1984-04-27 1985-04-18 Fibra optica protegida contra a absorcao de hidrogenio gasoso
FR858505855A FR2563634B1 (fr) 1984-04-27 1985-04-18 Fibre optique protegee contre l'absorption d'hydrogene gazeux
JP60090760A JPS60239703A (ja) 1984-04-27 1985-04-26 水素ガスの吸収防止措置を施した光フアイバ
DE19853515228 DE3515228A1 (de) 1984-04-27 1985-04-26 Optische faser
CA000480142A CA1251075A (fr) 1984-04-27 1985-04-26 Fibre optique et cable a couche combinatrice d'hydrogene
GB08510656A GB2158263B (en) 1984-04-27 1985-04-26 Optical fibre
SE8502047A SE462007B (sv) 1984-04-27 1985-04-26 Gasskyddad optisk fiberkabel
GR851015A GR851015B (fr) 1984-04-27 1985-04-26
NO851686A NO168209C (no) 1984-04-27 1985-04-26 Optisk fiber med minst ett beskyttende lag av plast

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT20700/84A IT1176135B (it) 1984-04-27 1984-04-27 Fibra ottica protetta contro l'assorbimento di idrogeno gassoso

Publications (3)

Publication Number Publication Date
IT8420700A0 IT8420700A0 (it) 1984-04-27
IT8420700A1 IT8420700A1 (it) 1985-10-27
IT1176135B true IT1176135B (it) 1987-08-12

Family

ID=11170753

Family Applications (1)

Application Number Title Priority Date Filing Date
IT20700/84A IT1176135B (it) 1984-04-27 1984-04-27 Fibra ottica protetta contro l'assorbimento di idrogeno gassoso

Country Status (13)

Country Link
JP (1) JPS60239703A (fr)
AU (1) AU577574B2 (fr)
BR (1) BR8501841A (fr)
CA (1) CA1251075A (fr)
DE (1) DE3515228A1 (fr)
FR (1) FR2563634B1 (fr)
GB (1) GB2158263B (fr)
GR (1) GR851015B (fr)
IT (1) IT1176135B (fr)
NL (1) NL8500892A (fr)
NO (1) NO168209C (fr)
NZ (1) NZ211369A (fr)
SE (1) SE462007B (fr)

Families Citing this family (10)

* 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
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
GB8528423D0 (en) * 1985-11-19 1985-12-24 Stc Plc Hydrogen occlusion in optical cables
GB2240189A (en) * 1990-01-17 1991-07-24 Telephone Cables Ltd Optical cables
DE4108032A1 (de) 1991-03-13 1992-09-17 Bayer Ag Palladiumhaltige polymerzusammensetzung sowie verfahren zu ihrer herstellung
GB2313330A (en) * 1996-05-24 1997-11-26 Perkin Elmer Ltd Coating optical fibres
US6205276B1 (en) 1997-02-10 2001-03-20 Pirelli Cavi E Sistemi S.P.A. Moisture-resistant cable including zeolite
IT1290287B1 (it) * 1997-02-10 1998-10-22 Pirelli Cavi Spa Ora Pirelli C Cavo resistente all'umidita'
US6404961B1 (en) 1998-07-23 2002-06-11 Weatherford/Lamb, Inc. Optical fiber cable having fiber in metal tube core with outer protective layer
FR2803045B1 (fr) * 1999-12-22 2002-10-11 Cit Alcatel Fibre optique et cable a fibre optique comprenant au moins un element intermetallique absorbant l'hydrogene

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1079512A (fr) * 1978-11-16 1980-06-17 Basil V.E. Walton Poudre en remplissage pour cables telephoniques
ATE4046T1 (de) * 1980-02-12 1983-07-15 The Post Office Optische glasfaser und verfahren zum beschichten mit metall einer mit kunststoff ueberzogenen glasfaser.
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
GB8321229D0 (en) * 1983-08-05 1983-09-07 Bicc Plc Optical cables
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
IT8420700A1 (it) 1985-10-27
NO851686L (no) 1985-10-28
CA1251075A (fr) 1989-03-14
NL8500892A (nl) 1985-11-18
DE3515228A1 (de) 1985-10-31
NO168209B (no) 1991-10-14
NZ211369A (en) 1988-03-30
BR8501841A (pt) 1985-12-17
GB2158263A (en) 1985-11-06
JPS60239703A (ja) 1985-11-28
SE462007B (sv) 1990-04-23
FR2563634A1 (fr) 1985-10-31
SE8502047L (sv) 1985-10-28
AU3953585A (en) 1985-10-31
GR851015B (fr) 1985-11-25
FR2563634B1 (fr) 1990-02-23
NO168209C (no) 1992-01-22
SE8502047D0 (sv) 1985-04-26
GB2158263B (en) 1988-01-06
GB8510656D0 (en) 1985-06-05
AU577574B2 (en) 1988-09-29
IT8420700A0 (it) 1984-04-27

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