IT8122434A0 - Procedimento per il miglioramento della tenuta stagna longitudinale di cavi per telecomunicazioni. - Google Patents

Procedimento per il miglioramento della tenuta stagna longitudinale di cavi per telecomunicazioni.

Info

Publication number
IT8122434A0
IT8122434A0 IT8122434A IT2243481A IT8122434A0 IT 8122434 A0 IT8122434 A0 IT 8122434A0 IT 8122434 A IT8122434 A IT 8122434A IT 2243481 A IT2243481 A IT 2243481A IT 8122434 A0 IT8122434 A0 IT 8122434A0
Authority
IT
Italy
Prior art keywords
improving
procedure
telecommunications cables
longitudinal waterproof
waterproof
Prior art date
Application number
IT8122434A
Other languages
English (en)
Other versions
IT1136683B (it
Inventor
Marcel Pellier
Original Assignee
Pirelli Treficable
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 Treficable filed Critical Pirelli Treficable
Publication of IT8122434A0 publication Critical patent/IT8122434A0/it
Application granted granted Critical
Publication of IT1136683B publication Critical patent/IT1136683B/it

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B3/00—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties
    • H01B3/18—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of organic substances
    • H01B3/30—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of organic substances plastics; resins; waxes
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B11/00—Communication cables or conductors
    • 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
    • H01B7/282—Preventing penetration of fluid, e.g. water or humidity, into conductor or cable
    • H01B7/285—Preventing penetration of fluid, e.g. water or humidity, into conductor or cable by completely or partially filling interstices in the cable
    • H01B7/288—Preventing penetration of fluid, e.g. water or humidity, into conductor or cable by completely or partially filling interstices in the cable using hygroscopic material or material swelling in the presence of liquid

Landscapes

  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Insulated Conductors (AREA)
  • Laying Of Electric Cables Or Lines Outside (AREA)
  • Ropes Or Cables (AREA)
IT22434/81A 1980-07-21 1981-06-19 Procedimento per il miglioramento della tenuta stagna longitudinale di cavi per telecomunicazioni IT1136683B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8016299A FR2487107A1 (fr) 1980-07-21 1980-07-21 Procede d'amelioration de l'etancheite longitudinale de cables de telecommunications

Publications (2)

Publication Number Publication Date
IT8122434A0 true IT8122434A0 (it) 1981-06-19
IT1136683B IT1136683B (it) 1986-09-03

Family

ID=9244468

Family Applications (1)

Application Number Title Priority Date Filing Date
IT22434/81A IT1136683B (it) 1980-07-21 1981-06-19 Procedimento per il miglioramento della tenuta stagna longitudinale di cavi per telecomunicazioni

Country Status (11)

Country Link
AR (1) AR226901A1 (it)
AU (1) AU7273581A (it)
BR (1) BR8104681A (it)
DE (1) DE3128779A1 (it)
ES (1) ES8205075A1 (it)
FR (1) FR2487107A1 (it)
GB (1) GB2080998A (it)
IT (1) IT1136683B (it)
NO (1) NO812490L (it)
PT (1) PT74381B (it)
SE (1) SE8104460L (it)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2566955A1 (fr) * 1984-06-29 1986-01-03 Cables De Lyon Geoffroy Delore Materiau composite d'etancheite pour cable electrique, et procede pour sa fabrication
GB8422458D0 (en) * 1984-09-05 1984-10-10 Telephone Cables Ltd Cables
GB8425378D0 (en) * 1984-10-08 1984-11-14 Ass Elect Ind Electrical cables
FR2575110B1 (fr) * 1984-12-21 1987-10-16 Intissel Sa Materiau composite hydroexpansible, sa preparation et composition pour la mise en oeuvre de celle-ci, ainsi que ses utilisations
US5256705A (en) * 1986-03-26 1993-10-26 Waterguard Industries, Inc. Composition with tackifier for protecting communication wires
US5218011A (en) * 1986-03-26 1993-06-08 Waterguard Industries, Inc. Composition for protecting the contents of an enclosed space from damage by invasive water
US5461195A (en) * 1986-03-26 1995-10-24 Waterguard Industries, Inc. Filled telecommunications cable having temperature stable mutual capacitance
US4963695A (en) * 1986-05-16 1990-10-16 Pirelli Cable Corporation Power cable with metallic shielding tape and water swellable powder
GB8704938D0 (en) * 1987-03-03 1987-04-08 Bp Chem Int Ltd Cables
DE3877198T2 (de) * 1987-05-01 1993-04-29 Waterguard Ind Inc Gel-zusammensetzung.
US5010209A (en) * 1988-12-20 1991-04-23 Pirelli Cable Corp. Power cable with water swellable agents and elongated metal elements outside cable insulation
NL9001960A (nl) * 1989-09-07 1991-04-02 Felten & Guilleaume Energie Droogmiddel voor het verwijderen van de laatste waterresten uit een gesloten afgewerkt produkt, in het bijzonder uit een hoogspanningskabel.
US7087842B2 (en) * 1999-12-20 2006-08-08 Pirelli Cavi E Sistemi S.P.A. Electric cable resistant to water penetration
DE502004011260D1 (de) * 2004-03-10 2010-07-22 Nexans Mehradriger Verseilverband

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE795126A (fr) * 1972-04-01 1973-05-29 Kerpenwerk G M B H & Co Matiere pour l'etancheification, en particulier de cables electriques, dans le sens longitudinal
ES202111Y (es) * 1974-04-06 1976-11-01 Standard Electrica, S. A. Mejoras en cables electricos protegidos contra la penetra- cion de agua.
ZA786576B (en) * 1978-11-22 1980-02-27 South African Inventions Waterproofing or insulated electric cables

Also Published As

Publication number Publication date
AR226901A1 (es) 1982-08-31
BR8104681A (pt) 1982-04-06
DE3128779A1 (de) 1982-04-29
IT1136683B (it) 1986-09-03
ES503522A0 (es) 1982-06-01
ES8205075A1 (es) 1982-06-01
FR2487107A1 (fr) 1982-01-22
SE8104460L (sv) 1982-01-22
GB2080998A (en) 1982-02-10
PT74381A (fr) 1982-03-01
NO812490L (no) 1982-01-22
AU7273581A (en) 1982-09-16
PT74381B (fr) 1983-09-27

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