IT1192321B - IMPROVEMENTS TO THE LONGITUDINAL SEAL OF AN ELECTRIC CABLE - Google Patents

IMPROVEMENTS TO THE LONGITUDINAL SEAL OF AN ELECTRIC CABLE

Info

Publication number
IT1192321B
IT1192321B IT67040/78A IT6704078A IT1192321B IT 1192321 B IT1192321 B IT 1192321B IT 67040/78 A IT67040/78 A IT 67040/78A IT 6704078 A IT6704078 A IT 6704078A IT 1192321 B IT1192321 B IT 1192321B
Authority
IT
Italy
Prior art keywords
electric cable
longitudinal seal
seal
longitudinal
cable
Prior art date
Application number
IT67040/78A
Other languages
Italian (it)
Other versions
IT7867040A0 (en
Original Assignee
Ceat 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 Ceat Spa filed Critical Ceat Spa
Publication of IT7867040A0 publication Critical patent/IT7867040A0/en
Application granted granted Critical
Publication of IT1192321B publication Critical patent/IT1192321B/en

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B9/00—Power cables
    • H01B9/02—Power cables with screens or conductive layers, e.g. for avoiding large potential gradients
    • H01B9/027—Power cables with screens or conductive layers, e.g. for avoiding large potential gradients composed of semi-conducting layers
    • 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
    • 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
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A30/00—Adapting or protecting infrastructure or their operation
    • Y02A30/14—Extreme weather resilient electric power supply systems, e.g. strengthening power lines or underground power cables
IT67040/78A 1977-01-18 1978-01-11 IMPROVEMENTS TO THE LONGITUDINAL SEAL OF AN ELECTRIC CABLE IT1192321B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7701293A FR2377689A1 (en) 1977-01-18 1977-01-18 Sealing internally screened cables against moisture penetration - by intermediate sheath ribs, desiccant and a helical rubber seal

Publications (2)

Publication Number Publication Date
IT7867040A0 IT7867040A0 (en) 1978-01-11
IT1192321B true IT1192321B (en) 1988-03-31

Family

ID=9185608

Family Applications (1)

Application Number Title Priority Date Filing Date
IT67040/78A IT1192321B (en) 1977-01-18 1978-01-11 IMPROVEMENTS TO THE LONGITUDINAL SEAL OF AN ELECTRIC CABLE

Country Status (2)

Country Link
FR (1) FR2377689A1 (en)
IT (1) IT1192321B (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2441905A2 (en) * 1978-11-14 1980-06-13 Jeumont Schneider METHOD FOR LONGITUDINALLY WATERPROOFING AN ELECTRICAL CABLE WITH SYNTHETIC INSULATION AND CABLE OBTAINED ACCORDING TO THIS PROCESS
DE2940193C2 (en) * 1979-10-04 1982-04-08 Felten & Guilleaume Carlswerk AG, 5000 Köln Longitudinally watertight, plastic-insulated medium or high voltage cable
DE3013954A1 (en) * 1980-04-11 1981-10-22 Kabel- und Metallwerke Gutehoffnungshütte AG, 3000 Hannover HUMIDITY PROTECTED PLASTIC-INSULATED ELECTRIC POWER CABLE
US5281757A (en) * 1992-08-25 1994-01-25 Pirelli Cable Corporation Multi-layer power cable with metal sheath free to move relative to adjacent layers

Also Published As

Publication number Publication date
FR2377689B1 (en) 1979-04-20
FR2377689A1 (en) 1978-08-11
IT7867040A0 (en) 1978-01-11

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