BR9001647A - IMPROVEMENT IN THE SUPPORT STRUCTURES OF OPTICAL FIBERS FOR STRINGS AND OPTICAL FIBER CABLES - Google Patents

IMPROVEMENT IN THE SUPPORT STRUCTURES OF OPTICAL FIBERS FOR STRINGS AND OPTICAL FIBER CABLES

Info

Publication number
BR9001647A
BR9001647A BR909001647A BR9001647A BR9001647A BR 9001647 A BR9001647 A BR 9001647A BR 909001647 A BR909001647 A BR 909001647A BR 9001647 A BR9001647 A BR 9001647A BR 9001647 A BR9001647 A BR 9001647A
Authority
BR
Brazil
Prior art keywords
strings
improvement
support structures
fiber cables
optical fiber
Prior art date
Application number
BR909001647A
Other languages
Portuguese (pt)
Inventor
Franco Galinberti
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
Publication of BR9001647A publication Critical patent/BR9001647A/en

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)
BR909001647A 1989-03-24 1990-03-23 IMPROVEMENT IN THE SUPPORT STRUCTURES OF OPTICAL FIBERS FOR STRINGS AND OPTICAL FIBER CABLES BR9001647A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT8919900A IT1228878B (en) 1989-03-24 1989-03-24 IMPROVEMENT IN OPTICAL FIBER SUPPORT STRUCTURES FOR GUARD ROPES AND FIBER OPTIC CABLES.

Publications (1)

Publication Number Publication Date
BR9001647A true BR9001647A (en) 1991-05-07

Family

ID=11162185

Family Applications (1)

Application Number Title Priority Date Filing Date
BR909001647A BR9001647A (en) 1989-03-24 1990-03-23 IMPROVEMENT IN THE SUPPORT STRUCTURES OF OPTICAL FIBERS FOR STRINGS AND OPTICAL FIBER CABLES

Country Status (6)

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

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
US10215015B2 (en) 2015-03-10 2019-02-26 Halliburton Energy Services, Inc. Strain sensitive optical fiber cable package for downhole distributed acoustic sensing
US10215016B2 (en) 2015-03-10 2019-02-26 Halliburton Energy Services, Inc. Wellbore monitoring system using strain sensitive optical fiber cable package
US10173381B2 (en) 2015-03-10 2019-01-08 Halliburton Energy Services, Inc. Method of manufacturing a distributed acoustic sensing cable
US10365537B1 (en) 2018-01-08 2019-07-30 Saudi Arabian Oil Company Directional sensitive fiber optic cable wellbore system
US10247838B1 (en) 2018-01-08 2019-04-02 Saudi Arabian Oil Company Directional sensitive fiber optic cable wellbore system
US11725504B2 (en) 2021-05-24 2023-08-15 Saudi Arabian Oil Company Contactless real-time 3D mapping of surface equipment
US11619097B2 (en) 2021-05-24 2023-04-04 Saudi Arabian Oil Company System and method for laser downhole extended sensing

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61204609A (en) * 1985-03-07 1986-09-10 Power Reactor & Nuclear Fuel Dev Corp Optical transmission body
GB8600294D0 (en) * 1986-01-07 1986-02-12 Bicc Plc Optical cable
JPS62184410A (en) * 1986-02-10 1987-08-12 Nippon Telegr & Teleph Corp <Ntt> Optical fiber core wire
GB2197497A (en) * 1986-11-13 1988-05-18 Stc Plc Optical fibre cable
IT1215529B (en) * 1987-06-01 1990-02-14 Pirelli Cavi Spa OPTICAL FIBER CABLE.
GB2214653A (en) * 1988-01-21 1989-09-06 Stc Plc High Temperature optical cables
GB2214652B (en) * 1988-01-21 1991-05-01 Stc Plc Ruggedised optical fibres

Also Published As

Publication number Publication date
IT1228878B (en) 1991-07-05
AU5204290A (en) 1990-09-27
AU614462B2 (en) 1991-08-29
IT8919900A0 (en) 1989-03-24
ES2022008A6 (en) 1991-11-16
GB9006707D0 (en) 1990-05-23
NZ233009A (en) 1991-06-25
GB2230109A (en) 1990-10-10
GB2230109B (en) 1993-08-18

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Legal Events

Date Code Title Description
FB19 Grant procedure suspended (art. 19)
FB19 Grant procedure suspended (art. 19)
FF Decision: intention to grant
FG9A Patent or certificate of addition granted
B21A Patent or certificate of addition expired [chapter 21.1 patent gazette]

Free format text: PATENTE EXTINTA EM 23/03/2010