IT1228878B - Perfezionamento nelle strutture di supporto di fibre ottiche per funi di guardia e per cavi a fibre ottiche. - Google Patents

Perfezionamento nelle strutture di supporto di fibre ottiche per funi di guardia e per cavi a fibre ottiche.

Info

Publication number
IT1228878B
IT1228878B IT8919900A IT1990089A IT1228878B IT 1228878 B IT1228878 B IT 1228878B IT 8919900 A IT8919900 A IT 8919900A IT 1990089 A IT1990089 A IT 1990089A IT 1228878 B IT1228878 B IT 1228878B
Authority
IT
Italy
Prior art keywords
improvement
support structures
optic cables
optical fiber
fiber optic
Prior art date
Application number
IT8919900A
Other languages
English (en)
Other versions
IT8919900A0 (it
Inventor
Franco Galimberti
Ubaldo Vallauri
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
Priority to IT8919900A priority Critical patent/IT1228878B/it
Publication of IT8919900A0 publication Critical patent/IT8919900A0/it
Priority to NZ233009A priority patent/NZ233009A/en
Priority to AU52042/90A priority patent/AU614462B2/en
Priority to BR909001647A priority patent/BR9001647A/pt
Priority to ES9000993A priority patent/ES2022008A6/es
Priority to GB9006707A priority patent/GB2230109B/en
Application granted granted Critical
Publication of IT1228878B publication Critical patent/IT1228878B/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
    • G02B6/4429—Means specially adapted for strengthening or protecting the cables
    • G02B6/4434—Central member to take up tensile loads
    • 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
    • G02B6/4407—Optical cables with internal fluted support member
    • 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
    • G02B6/4416—Heterogeneous cables
    • G02B6/4422—Heterogeneous cables of the overhead type

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Communication Cables (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
IT8919900A 1989-03-24 1989-03-24 Perfezionamento nelle strutture di supporto di fibre ottiche per funi di guardia e per cavi a fibre ottiche. IT1228878B (it)

Priority Applications (6)

Application Number Priority Date Filing Date Title
IT8919900A IT1228878B (it) 1989-03-24 1989-03-24 Perfezionamento nelle strutture di supporto di fibre ottiche per funi di guardia e per cavi a fibre ottiche.
NZ233009A NZ233009A (en) 1989-03-24 1990-03-20 Optical fibre support structure
AU52042/90A AU614462B2 (en) 1989-03-24 1990-03-20 Improved support structures for optical fibers in overhead ground wires and optical fiber cables
BR909001647A BR9001647A (pt) 1989-03-24 1990-03-23 Aperfeicoamento nas estruturas de suporte das fibras oticas para cordas e para cabos de fibras oticas
ES9000993A ES2022008A6 (es) 1989-03-24 1990-03-23 Estructura de soporte de fibras opticas para cuerdas de guardia y para cables de fibras opticas.
GB9006707A GB2230109B (en) 1989-03-24 1990-03-26 Core for an optical fibre cable or overhead ground wire

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT8919900A IT1228878B (it) 1989-03-24 1989-03-24 Perfezionamento nelle strutture di supporto di fibre ottiche per funi di guardia e per cavi a fibre ottiche.

Publications (2)

Publication Number Publication Date
IT8919900A0 IT8919900A0 (it) 1989-03-24
IT1228878B true IT1228878B (it) 1991-07-05

Family

ID=11162185

Family Applications (1)

Application Number Title Priority Date Filing Date
IT8919900A IT1228878B (it) 1989-03-24 1989-03-24 Perfezionamento nelle strutture di supporto di fibre ottiche per funi di guardia e per cavi a fibre ottiche.

Country Status (6)

Country Link
AU (1) AU614462B2 (it)
BR (1) BR9001647A (it)
ES (1) ES2022008A6 (it)
GB (1) GB2230109B (it)
IT (1) IT1228878B (it)
NZ (1) NZ233009A (it)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5822484A (en) * 1996-06-21 1998-10-13 Lucent Technologies Inc. Lightweight optical groundwire
US20040120664A1 (en) * 2002-12-19 2004-06-24 Alcatel Anti-rotational central strength member
US10215016B2 (en) 2015-03-10 2019-02-26 Halliburton Energy Services, Inc. Wellbore monitoring system using strain sensitive optical fiber cable package
WO2016144334A1 (en) 2015-03-10 2016-09-15 Halliburton Energy Services Inc. A strain sensitive optical fiber cable package for downhole distributed acoustic sensing
US10173381B2 (en) 2015-03-10 2019-01-08 Halliburton Energy Services, Inc. Method of manufacturing a distributed acoustic sensing cable
US10247838B1 (en) 2018-01-08 2019-04-02 Saudi Arabian Oil Company Directional sensitive fiber optic cable wellbore system
US10365537B1 (en) 2018-01-08 2019-07-30 Saudi Arabian Oil Company Directional sensitive fiber optic cable wellbore system
US11619097B2 (en) 2021-05-24 2023-04-04 Saudi Arabian Oil Company System and method for laser downhole extended sensing
US11725504B2 (en) 2021-05-24 2023-08-15 Saudi Arabian Oil Company Contactless real-time 3D mapping of surface equipment

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61204609A (ja) * 1985-03-07 1986-09-10 Power Reactor & Nuclear Fuel Dev Corp イメージファイバ
GB8600294D0 (en) * 1986-01-07 1986-02-12 Bicc Plc Optical cable
JPS62184410A (ja) * 1986-02-10 1987-08-12 Nippon Telegr & Teleph Corp <Ntt> 光フアイバ心線
GB2197497A (en) * 1986-11-13 1988-05-18 Stc Plc Optical fibre cable
IT1215529B (it) * 1987-06-01 1990-02-14 Pirelli Cavi Spa Cavo a fibre ottiche.
GB2214652B (en) * 1988-01-21 1991-05-01 Stc Plc Ruggedised optical fibres
GB2214653A (en) * 1988-01-21 1989-09-06 Stc Plc High Temperature optical cables

Also Published As

Publication number Publication date
GB2230109B (en) 1993-08-18
GB9006707D0 (en) 1990-05-23
ES2022008A6 (es) 1991-11-16
GB2230109A (en) 1990-10-10
BR9001647A (pt) 1991-05-07
AU5204290A (en) 1990-09-27
NZ233009A (en) 1991-06-25
AU614462B2 (en) 1991-08-29
IT8919900A0 (it) 1989-03-24

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Legal Events

Date Code Title Description
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19980327