NO136772C - Fremgangsm}te og anordning for bestemmelse av beliggenheten av en lokal lekkasje i en fluidumfylt kabel - Google Patents

Fremgangsm}te og anordning for bestemmelse av beliggenheten av en lokal lekkasje i en fluidumfylt kabel

Info

Publication number
NO136772C
NO136772C NO1815/73A NO181573A NO136772C NO 136772 C NO136772 C NO 136772C NO 1815/73 A NO1815/73 A NO 1815/73A NO 181573 A NO181573 A NO 181573A NO 136772 C NO136772 C NO 136772C
Authority
NO
Norway
Prior art keywords
procedure
location
determining
fluid filled
filled cable
Prior art date
Application number
NO1815/73A
Other languages
English (en)
Other versions
NO136772B (no
Inventor
Jack Pritchett
Original Assignee
Post Office
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 Post Office filed Critical Post Office
Publication of NO136772B publication Critical patent/NO136772B/no
Publication of NO136772C publication Critical patent/NO136772C/no

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
    • G01M3/00—Investigating fluid-tightness of structures
    • G01M3/02—Investigating fluid-tightness of structures by using fluid or vacuum
    • G01M3/04—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point
    • G01M3/16—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point using electric detection means
    • G01M3/18—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point using electric detection means for pipes, cables or tubes; for pipe joints or seals; for valves; for welds; for containers, e.g. radiators
    • G01M3/181—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point using electric detection means for pipes, cables or tubes; for pipe joints or seals; for valves; for welds; for containers, e.g. radiators for cables
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
    • G01M3/00—Investigating fluid-tightness of structures
    • G01M3/02—Investigating fluid-tightness of structures by using fluid or vacuum
    • G01M3/26—Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors
    • G01M3/28—Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors for pipes, cables or tubes; for pipe joints or seals; for valves ; for welds
    • G01M3/2838—Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors for pipes, cables or tubes; for pipe joints or seals; for valves ; for welds for cables
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B9/00—Power cables
    • H01B9/06—Gas-pressure cables; Oil-pressure cables; Cables for use in conduits under fluid pressure

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Examining Or Testing Airtightness (AREA)
  • Insulated Conductors (AREA)
  • Communication Cables (AREA)
  • Gas Or Oil Filled Cable Accessories (AREA)
NO1815/73A 1972-05-05 1973-05-03 Fremgangsm}te og anordning for bestemmelse av beliggenheten av en lokal lekkasje i en fluidumfylt kabel NO136772C (no)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB2113172A GB1387279A (en) 1972-05-05 1972-05-05 Fluid filled cable

Publications (2)

Publication Number Publication Date
NO136772B NO136772B (no) 1977-07-25
NO136772C true NO136772C (no) 1977-11-02

Family

ID=10157730

Family Applications (1)

Application Number Title Priority Date Filing Date
NO1815/73A NO136772C (no) 1972-05-05 1973-05-03 Fremgangsm}te og anordning for bestemmelse av beliggenheten av en lokal lekkasje i en fluidumfylt kabel

Country Status (13)

Country Link
US (1) US3865967A (no)
JP (1) JPS5335263B2 (no)
AU (1) AU467015B2 (no)
BE (1) BE798962A (no)
CA (1) CA973265A (no)
DE (1) DE2322085A1 (no)
ES (1) ES414267A1 (no)
FR (1) FR2183832B1 (no)
GB (1) GB1387279A (no)
IT (1) IT985852B (no)
NL (1) NL7306203A (no)
NO (1) NO136772C (no)
SE (1) SE390071B (no)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0006364B1 (en) * 1978-06-20 1983-08-17 BICC Public Limited Company An improved optical cable
JPS61174433A (ja) * 1985-01-25 1986-08-06 Toyoda Autom Loom Works Ltd 紡機のロ−ラパ−ト清掃装置
EP0233302B1 (de) * 1986-02-17 1990-08-08 Hydrotechnik GmbH Fluidisches System mit Messvorrichtung
US4764232A (en) * 1986-09-26 1988-08-16 Raychem Corporation Method of protecting a cable splice with a splice closure having pressure measuring means
US4859024A (en) * 1988-03-10 1989-08-22 Pirelli Cable Corporation Optical fiber cable with tampering detecting means
US5604298A (en) * 1995-12-07 1997-02-18 In Usa, Inc. Gas measurement system
EP2959491B1 (en) * 2013-02-25 2017-09-13 Prysmian S.p.A. Fire resistant and flame retardant cable system
US20140298894A1 (en) * 2013-04-09 2014-10-09 Schlumberger Technology Corporation Line pressure testing technique
US11728633B2 (en) 2015-02-20 2023-08-15 Clifton Royston Ignition suppression circuiting technology
EP3259766B1 (en) * 2015-02-20 2021-10-20 Royston, Clifton Ignition suppression circuiting technology
DE102015017248B4 (de) 2015-11-19 2023-10-05 Dr. Ing. H.C. F. Porsche Aktiengesellschaft Elektrisches Ladekabel für ein Kraftfahrzeug
CN110242799B (zh) * 2019-05-05 2020-12-04 上海信立生态环境工程有限公司 一种应用于非开挖钻机拖拉管的维修施工方法

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2803692A (en) * 1957-08-20 Fluid
US2255832A (en) * 1939-08-02 1941-09-16 Anaconda Wire & Cable Co Impregnated electric cable
US2326557A (en) * 1941-09-13 1943-08-10 American Steel & Wire Co Electric cable
US2433505A (en) * 1944-09-21 1947-12-30 Okonite Callender Cable Co Inc Means for locating electrical faults in electric cable systems
US3086069A (en) * 1960-04-01 1963-04-16 Anaconda Wire & Cable Co Leakage monitoring means for electric power cables

Also Published As

Publication number Publication date
US3865967A (en) 1975-02-11
SE390071B (sv) 1976-11-29
AU5503673A (en) 1974-11-07
FR2183832B1 (no) 1978-08-04
ES414267A1 (es) 1976-05-01
GB1387279A (en) 1975-03-12
JPS4954876A (no) 1974-05-28
NO136772B (no) 1977-07-25
BE798962A (fr) 1973-08-16
NL7306203A (no) 1973-11-07
DE2322085A1 (de) 1973-11-15
AU467015B2 (en) 1975-11-13
IT985852B (it) 1974-12-20
CA973265A (en) 1975-08-19
JPS5335263B2 (no) 1978-09-26
FR2183832A1 (no) 1973-12-21

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