FR2404236A1 - Cable de transmission d'informations, muni de conducteurs d'ondes lumineuses, et procede pour sa fabrication - Google Patents

Cable de transmission d'informations, muni de conducteurs d'ondes lumineuses, et procede pour sa fabrication

Info

Publication number
FR2404236A1
FR2404236A1 FR7811409A FR7811409A FR2404236A1 FR 2404236 A1 FR2404236 A1 FR 2404236A1 FR 7811409 A FR7811409 A FR 7811409A FR 7811409 A FR7811409 A FR 7811409A FR 2404236 A1 FR2404236 A1 FR 2404236A1
Authority
FR
France
Prior art keywords
information transmission
manufacturing
cable
light wave
transmission cable
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
FR7811409A
Other languages
English (en)
Other versions
FR2404236B1 (fr
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.)
KM Kabelmetal AG
Original Assignee
KM Kabelmetal AG
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 KM Kabelmetal AG filed Critical KM Kabelmetal AG
Publication of FR2404236A1 publication Critical patent/FR2404236A1/fr
Application granted granted Critical
Publication of FR2404236B1 publication Critical patent/FR2404236B1/fr
Granted legal-status Critical Current

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
    • G02B6/4435—Corrugated mantle
    • 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
    • G02B6/4405—Optical cables with longitudinally spaced waveguide clamping
    • 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
    • G02B6/4439—Auxiliary devices
    • G02B6/4459—Ducts; Conduits; Hollow tubes for air blown fibres
    • 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
    • G02B6/4479—Manufacturing methods of optical cables
    • G02B6/4486—Protective covering
    • G02B6/4488—Protective covering using metallic tubes
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00—Metal working
    • Y10T29/49—Method of mechanical manufacture
    • Y10T29/49002—Electrical device making
    • Y10T29/49117—Conductor or circuit manufacturing

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Communication Cables (AREA)
  • Light Guides In General And Applications Therefor (AREA)
  • Insulated Conductors (AREA)

Abstract

a. Câble de transmission d'informations, muni de conducteurs d'ondes lumineuses et procédé pour sa fabrication. b. Câble caractérisé en ce que les conducteurs d'ondes lumineuses sont placés avec une disposition quelconque dans l'espace à l'intérieur de l'âme du câble en remplissant une partie de la section libre dans l'enveloppe métallique, chaque conducteur d'ondes lumineuses ayant un tracé non rectiligne ou ondulé correspondant à une extensibilité axiale prédéterminée de ce conducteur, et procédé de fabrication. c. L'invention trouve son application dans le domaine des câbles de transmission d'informations.
FR7811409A 1977-09-26 1978-04-18 Cable de transmission d'informations, muni de conducteurs d'ondes lumineuses, et procede pour sa fabrication Granted FR2404236A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2743260A DE2743260C2 (de) 1977-09-26 1977-09-26 Nachrichtenkabel mit Lichtwellenleitern und Verfahren zu seiner Herstellung

Publications (2)

Publication Number Publication Date
FR2404236A1 true FR2404236A1 (fr) 1979-04-20
FR2404236B1 FR2404236B1 (fr) 1983-10-07

Family

ID=6019919

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7811409A Granted FR2404236A1 (fr) 1977-09-26 1978-04-18 Cable de transmission d'informations, muni de conducteurs d'ondes lumineuses, et procede pour sa fabrication

Country Status (9)

Country Link
US (1) US4232935A (fr)
JP (1) JPS5463846A (fr)
BE (1) BE887727Q (fr)
BR (1) BR7806327A (fr)
CA (1) CA1108451A (fr)
DE (1) DE2743260C2 (fr)
FR (1) FR2404236A1 (fr)
GB (1) GB1597618A (fr)
IT (1) IT1099174B (fr)

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0022036A1 (fr) * 1979-07-02 1981-01-07 RADIALL Société anonyme dite: Perfectionnements aux câbles optiques
EP0023154A1 (fr) * 1979-07-23 1981-01-28 PIRELLI GENERAL plc Câble de fibres optiques et procédé pour sa fabrication
EP0026952B1 (fr) * 1979-10-08 1984-09-26 Koninklijke Philips Electronics N.V. Câble comportant des fibres optiques
EP0129438A2 (fr) * 1983-06-17 1984-12-27 BICC Public Limited Company Conducteur électrique et flexible aérien
EP0155184A2 (fr) * 1984-03-14 1985-09-18 BICC Public Limited Company Corps allongé flexible
EP0157516A2 (fr) * 1984-03-14 1985-10-09 BICC Public Limited Company Membre fibre-optique
EP0236800A2 (fr) * 1986-03-11 1987-09-16 kabelmetal electro GmbH Câble de communication avec des guides d'ondes lumineuses
EP0883007A1 (fr) * 1997-06-05 1998-12-09 Alcatel Câble à tube étanche comprenant au moins un conducteur optique
EP0990932A1 (fr) * 1998-10-01 2000-04-05 Alcatel Réseau de cable de télécommunication dans un système de canalisation ou tube utilisé primairemement pour d' autres intentions

Families Citing this family (82)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2063503B (en) * 1979-11-15 1983-05-11 Standard Telephones Cables Ltd Monitoring strain inoptic fibre cable
US4333706A (en) * 1979-12-26 1982-06-08 Siecor Corporation Filling materials for communications cable
DE3027743A1 (de) * 1980-07-22 1982-02-25 Siemens AG, 1000 Berlin und 8000 München Optisches uebertragungselement und verfahren zu seiner herstellung
IT1132798B (it) * 1980-09-29 1986-07-02 Pirelli Cavo ottico perfezionato
IN157268B (fr) * 1980-10-18 1986-02-22 British Insulated Callenders
JPS57124313A (en) * 1981-01-26 1982-08-03 Tokyo Electric Power Co Inc:The Optical fiber composite cable
JPS57130002A (en) * 1981-02-06 1982-08-12 Nippon Telegr & Teleph Corp <Ntt> Temperature compensating method of optical fiber cable
DE3118172A1 (de) * 1981-05-08 1982-11-25 Philips Kommunikations Industrie AG, 8500 Nürnberg Laengswasserdichtes optisches nachrichtenkabel
JPS5833202A (ja) * 1981-07-17 1983-02-26 Furukawa Electric Co Ltd:The 光伝送線
JPS5833203A (ja) * 1981-07-17 1983-02-26 Furukawa Electric Co Ltd:The 光通信線材
FR2511161B1 (fr) * 1981-08-05 1986-04-04 Foptica Cable optique destine a supporter des pressions elevees
US4508423A (en) * 1981-11-23 1985-04-02 Olin Corporation Method and apparatus for assembling an optical fiber communication cable
US4611748A (en) * 1981-11-23 1986-09-16 Olin Corporation Process and apparatus for fabricating optical fiber cables
US4479702A (en) * 1982-07-06 1984-10-30 Olin Corporation Method and apparatus for assembling a compact multi-conductor optical fiber communication cable
AT382026B (de) * 1981-12-01 1986-12-29 Kabel & Drahtwerke Ag Verfahren zum kennzeichnen von lichtwellenleitern und zum lesen dieser kennzeichnung, sowie vorrichtung zur durchfuehrung des verfahrens
JPS58108403U (ja) * 1982-01-18 1983-07-23 日本電信電話株式会社 光フアイバユニツト
US4784455A (en) * 1982-03-17 1988-11-15 Thomas & Betts Corporation Strain relief connector for optical fiber
DE3239667A1 (de) * 1982-10-27 1984-05-03 Philips Kommunikations Industrie AG, 8500 Nürnberg Mantelelement fuer lichtwellenleiter
DE3309996A1 (de) * 1983-03-19 1984-09-20 kabelmetal electro GmbH, 3000 Hannover Verfahren zur herstellung eines grundelements fuer ein nachrichtenkabel mit lichtwellenleitern
US4711388A (en) * 1983-05-24 1987-12-08 Olin Corporation Process and apparatus for fabricating optical fiber cables
US4878733A (en) * 1983-05-24 1989-11-07 Olin Corporation Optical fiber communication cable having a high strength, drawn copper alloy tube
US4741470A (en) * 1983-05-24 1988-05-03 Olin Corporation Method for assembling an optical fiber communication cable
ZA844474B (en) * 1983-06-17 1985-02-27 Bicc Plc Optical fibre ribbon structure
DE3342274A1 (de) * 1983-11-23 1985-05-30 kabelmetal electro GmbH, 3000 Hannover Nachrichtenkabel mit lichtwellenleitern und verfahren zu seiner herstellung
DE3405805A1 (de) * 1984-02-17 1985-08-22 Siemens AG, 1000 Berlin und 8000 München Schutzrohranordnung fuer glasfaser
JPS60205408A (ja) * 1984-03-29 1985-10-17 Sumitomo Electric Ind Ltd 防水型通信ケ−ブル及びその製造方法
US4949894A (en) * 1984-06-07 1990-08-21 Olin Corporation Method and apparatus for forming ultra-small optical fiber cable assemblies
US4573253A (en) * 1984-06-29 1986-03-04 Olin Corporation Optical fiber cable fabrication technique
US4741593A (en) * 1986-02-19 1988-05-03 Tbg Inc. Multiple channel duct manifold system for fiber optic cables
JPS62209404A (ja) * 1986-03-04 1987-09-14 Fujikura Ltd スロツトとそれを使用する光ケ−ブルの製造方法
GB8704217D0 (en) * 1987-02-24 1987-04-01 British Telecomunications Plc Cables
US4759487A (en) * 1987-03-09 1988-07-26 K-Tube Corporation Apparatus for continuous manufacture of armored optical fiber cable
US4896940A (en) * 1987-08-27 1990-01-30 American Telephone And Telegraph Company, At&T Bell Laboratories Optical fiber cable for use in high temperature contaminating environment
DE3736123A1 (de) * 1987-10-26 1989-05-03 Kabelmetal Electro Gmbh Verfahren und vorrichtung zur herstellung dickwandiger rohre kleineren durchmessers
DE3826323C1 (fr) * 1988-08-03 1990-02-22 Ant Nachrichtentechnik Gmbh, 7150 Backnang, De
US4979794A (en) * 1989-04-20 1990-12-25 Evans Mike R Friction reduction in drawing optical cable into protective tubes
US5001303A (en) * 1989-05-26 1991-03-19 Coleman Cable Systems, Inc. Metallic sheath electrical cable
US5013127A (en) * 1990-04-26 1991-05-07 Siecor Corporation Flexible fiber optic distribution cable
DE4210633C2 (de) * 1992-03-31 1995-04-27 Siemens Ag Verfahren zur Erzeugung von Lichtwellenleiter-Überlängen und Vorrichtung zur Durchführung des Verfahrens
DE19525422A1 (de) * 1995-07-12 1997-01-16 Siemens Ag Kabel mit einer aus Stahl bestehenden Umhüllung sowie Verfahren und Einrichtung zur Herstellung desselben
FR2756935B1 (fr) 1996-12-09 1999-01-08 Alsthom Cge Alcatel Cable a fibres optiques renforce, de structure unitube
FR2762914B1 (fr) * 1997-04-30 1999-05-28 France Telecom Armature externe pour cable ou element de cable, en particulier de cable de fibres optiques
KR100323143B1 (ko) * 1998-03-25 2002-02-04 추후제출 광섬유 케이블 및 그 제조방법
US6253012B1 (en) 1998-11-12 2001-06-26 Alcatel Cycled fiber lock for cross-functional totally dry optical fiber loose tube cable
EP1001294A1 (fr) * 1998-11-13 2000-05-17 Alcatel Guide d'onde optique avec tube de protection
DE19901354A1 (de) * 1999-01-15 2000-07-20 Alcatel Sa Lichtwellenleiter mit Schutzrohr
DE19852480A1 (de) * 1998-11-13 2000-05-18 Alcatel Sa Lichtwellenleiter mit Schutzrohr
DE19900944A1 (de) * 1999-01-13 2000-07-20 Alcatel Sa Optisches Kabel für die Verlegung in Abwasserkanälen
DE19926267A1 (de) * 1999-06-09 2000-12-14 Alcatel Sa Verfahren zur Herstellung eines optischen Kabels oder eines Aufbauelementes für ein optisches Kabel
US6459836B1 (en) * 1999-12-16 2002-10-01 Avaya Technology Corp. Corrugated armor for providing protection and tensile stiffness
US6557249B1 (en) * 2000-04-22 2003-05-06 Halliburton Energy Services, Inc. Optical fiber deployment system and cable
DE10129772B4 (de) * 2001-06-20 2007-10-11 CCS Technology, Inc., Wilmington Optisches Übertragungselement
DE10165020B4 (de) 2001-06-20 2009-04-23 CCS Technology, Inc., Wilmington Optisches Übertragungselement
DE10138194B4 (de) * 2001-08-03 2004-04-29 Agilent Technologies, Inc. (n.d.Ges.d.Staates Delaware), Palo Alto Leitungssystem zur Erreichung einer Zugentlastung für Leitungen wie insbesondere optische Fasern
EP1363150A1 (fr) * 2002-05-13 2003-11-19 Alcatel Procédé de pose de câbles ainsi que réseau d'informations et fonctionnement d'un réseau d'informations
US6847768B2 (en) * 2002-09-06 2005-01-25 Corning Cable Systems Llc Optical fiber tube assembly having a plug
US20040076387A1 (en) * 2002-10-17 2004-04-22 Alcatel Fiber optic tube and method of forming a fiber optic tube from a tape
US7471862B2 (en) 2002-12-19 2008-12-30 Corning Cable Systems, Llc Dry fiber optic cables and assemblies
US7336873B2 (en) 2002-12-19 2008-02-26 Corning Cable Systems, Llc. Optical tube assembly having a dry insert and methods of making the same
US6970629B2 (en) 2002-12-19 2005-11-29 Corning Cable Systems Llc Optical tube assembly having a dry insert and methods of making the same
US20090190890A1 (en) 2002-12-19 2009-07-30 Freeland Riley S Fiber optic cable having a dry insert and methods of making the same
US7254302B2 (en) 2002-12-19 2007-08-07 Corning Cable Systems, Llc. Optical tube assembly having a dry insert and methods of making the same
US7177507B2 (en) 2002-12-19 2007-02-13 Corning Cable Systems, Llc Optical tube assembly having a dry insert and methods of making the same
US7277615B2 (en) 2002-12-19 2007-10-02 Corning Cable Systems, Llc. Fiber optic cable having a dry insert and methods of making the same
DE10311371B4 (de) 2003-03-14 2005-08-04 CCS Technology, Inc., Wilmington Verfahren zur Herstellung eines optischen Übertragungselements mit mehreren trockenen und kompressiblen Füllelementen
DE10342319A1 (de) * 2003-09-12 2005-04-21 Ccs Technology Inc Verfahren zur Herstellung eines optischen Übertragungselements mit einem gefüllten Kammerelement sowie optisches Übertragungselement
US7567739B2 (en) * 2007-01-31 2009-07-28 Draka Comteq B.V. Fiber optic cable having a water-swellable element
ATE455311T1 (de) * 2006-07-24 2010-01-15 Plumettaz Sa Einrichtung zum installieren eines kabels in einem rohr
US8306377B2 (en) * 2007-11-02 2012-11-06 Nexans Loose tube optical fiber cable design and method for making the same
EP2204681B1 (fr) * 2008-12-30 2016-03-09 Draka Comteq B.V. Cable a fibre optique comprenant un élément d'étanchéité perforé
WO2010109339A1 (fr) * 2009-03-27 2010-09-30 Nexans Conduit à fibre optique et son procédé de fabrication
US20100278492A1 (en) * 2009-04-30 2010-11-04 Bohler Gregory B Armored Fiber Optic Assemblies and Methods of Forming Fiber Optic Assemblies
US9042693B2 (en) * 2010-01-20 2015-05-26 Draka Comteq, B.V. Water-soluble water-blocking element
US8682123B2 (en) 2010-07-15 2014-03-25 Draka Comteq, B.V. Adhesively coupled optical fibers and enclosing tape
US8369662B2 (en) * 2010-11-19 2013-02-05 Schleifring Und Apparatebau Gmbh Fiber optic rotary joint with extended temperature range
US9170388B2 (en) 2011-09-30 2015-10-27 Corning Cable Systems Llc Fiber optic ribbon cable having enhanced ribbon stack coupling and methods thereof
US8929701B2 (en) 2012-02-15 2015-01-06 Draka Comteq, B.V. Loose-tube optical-fiber cable
US9581777B2 (en) 2013-03-28 2017-02-28 Corning Optical Communications LLC Coupling system for fiber optic cable using folded tape
US11187862B2 (en) * 2013-03-28 2021-11-30 Corning Optical Communications LLC Coupling system for fiber optic cable using raised tape
DE102014203223A1 (de) * 2014-02-24 2015-08-27 Siemens Aktiengesellschaft Verfahren und Vorrichtung zur Herstellung eines Seekabels sowie damit hergestelltes Seekabel
CN209167604U (zh) * 2018-06-27 2019-07-26 罗森伯格技术（昆山）有限公司 一种室外铠装光缆
CN113900208B (zh) * 2021-12-10 2022-02-18 长飞光纤光缆股份有限公司 具有曲线松套管的二次被覆光单元、制备方法及光缆

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Publication number Priority date Publication date Assignee Title
DE2216139A1 (de) * 1972-04-01 1973-10-04 Kerpenwerk Gmbh Stoffgemisch, insbesondere zum abdichten laengswasserdichter kabel, sowie laengswasserdichtes kabel
DE2263191A1 (de) * 1972-12-20 1974-06-27 Siemens Ag Laengsdichtes nachrichtenkabel und verfahren zu seiner herstellung
DE2434280A1 (de) * 1974-07-17 1976-02-05 Licentia Gmbh Nachrichtenuebertragungsleitung
FR2285622A1 (fr) * 1974-09-20 1976-04-16 Aeg Telefunken Kabelwerke Conducteurs de lumiere composes de matiere fibreuse et disposes sous forme ondulee dans une enveloppe
FR2301024A1 (fr) * 1975-02-13 1976-09-10 Int Standard Electric Corp Ligne de transmission a fibres optiques et son procede de fabrication
DE2519680A1 (de) * 1975-04-30 1976-11-11 Siemens Ag Verfahren zur herstellung eines optischen kabels fuer nachrichtenuebertragungszwecke
FR2337411A1 (fr) * 1975-12-30 1977-07-29 Lignes Telegraph Telephon Cable composite de transmission a longue distance
DE2740162A1 (de) * 1977-09-02 1979-03-08 Siemens Ag Kabel mit zugfestem kunststoffmantel

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DE2263191A1 (de) * 1972-12-20 1974-06-27 Siemens Ag Laengsdichtes nachrichtenkabel und verfahren zu seiner herstellung
DE2434280A1 (de) * 1974-07-17 1976-02-05 Licentia Gmbh Nachrichtenuebertragungsleitung
FR2285622A1 (fr) * 1974-09-20 1976-04-16 Aeg Telefunken Kabelwerke Conducteurs de lumiere composes de matiere fibreuse et disposes sous forme ondulee dans une enveloppe
FR2301024A1 (fr) * 1975-02-13 1976-09-10 Int Standard Electric Corp Ligne de transmission a fibres optiques et son procede de fabrication
DE2519680A1 (de) * 1975-04-30 1976-11-11 Siemens Ag Verfahren zur herstellung eines optischen kabels fuer nachrichtenuebertragungszwecke
FR2337411A1 (fr) * 1975-12-30 1977-07-29 Lignes Telegraph Telephon Cable composite de transmission a longue distance
DE2740162A1 (de) * 1977-09-02 1979-03-08 Siemens Ag Kabel mit zugfestem kunststoffmantel

Cited By (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2460491A1 (fr) * 1979-07-02 1981-01-23 Radiall Sa Perfectionnements aux cables optiques
EP0022036A1 (fr) * 1979-07-02 1981-01-07 RADIALL Société anonyme dite: Perfectionnements aux câbles optiques
EP0023154A1 (fr) * 1979-07-23 1981-01-28 PIRELLI GENERAL plc Câble de fibres optiques et procédé pour sa fabrication
EP0026952B1 (fr) * 1979-10-08 1984-09-26 Koninklijke Philips Electronics N.V. Câble comportant des fibres optiques
EP0129438A2 (fr) * 1983-06-17 1984-12-27 BICC Public Limited Company Conducteur électrique et flexible aérien
EP0129438A3 (en) * 1983-06-17 1986-10-15 Bicc Public Limited Company An improved overhead flexible electric conductor
EP0157516B1 (fr) * 1984-03-14 1992-09-09 BICC Public Limited Company Membre fibre-optique
EP0155184A2 (fr) * 1984-03-14 1985-09-18 BICC Public Limited Company Corps allongé flexible
EP0157516A2 (fr) * 1984-03-14 1985-10-09 BICC Public Limited Company Membre fibre-optique
EP0155184A3 (en) * 1984-03-14 1988-08-03 Bicc Public Limited Company An improved flexible elongate body
EP0236800A2 (fr) * 1986-03-11 1987-09-16 kabelmetal electro GmbH Câble de communication avec des guides d'ondes lumineuses
EP0236800B1 (fr) * 1986-03-11 1992-06-03 kabelmetal electro GmbH Câble de communication avec des guides d'ondes lumineuses
EP0883007A1 (fr) * 1997-06-05 1998-12-09 Alcatel Câble à tube étanche comprenant au moins un conducteur optique
FR2764395A1 (fr) * 1997-06-05 1998-12-11 Alsthom Cge Alcatel Cable a tube etanche comprenant au moins un conducteur optique
US6151434A (en) * 1997-06-05 2000-11-21 Alcatel Sealed tube cable containing at least one optical conductor
EP0990932A1 (fr) * 1998-10-01 2000-04-05 Alcatel Réseau de cable de télécommunication dans un système de canalisation ou tube utilisé primairemement pour d' autres intentions

Also Published As

Publication number Publication date
DE2743260A1 (de) 1979-04-05
FR2404236B1 (fr) 1983-10-07
BE887727Q (fr) 1981-06-15
CA1108451A (fr) 1981-09-08
IT7828032A0 (it) 1978-09-25
DE2743260C2 (de) 1990-05-31
JPS5463846A (en) 1979-05-23
IT1099174B (it) 1985-09-18
BR7806327A (pt) 1979-05-08
GB1597618A (en) 1981-09-09
US4232935A (en) 1980-11-11

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