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NO803441L - Fremgangsmaate og innretning for maaling av lekkasjer i roerledninger - Google Patents

Fremgangsmaate og innretning for maaling av lekkasjer i roerledninger

Info

Publication number
NO803441L
NO803441L NO803441A NO803441A NO803441L NO 803441 L NO803441 L NO 803441L NO 803441 A NO803441 A NO 803441A NO 803441 A NO803441 A NO 803441A NO 803441 L NO803441 L NO 803441L
Authority
NO
Norway
Prior art keywords
refractive index
core
liquid
medium
change
Prior art date
Application number
NO803441A
Other languages
English (en)
Norwegian (no)
Inventor
Richard John Murphy
Donald Milne Turner
Original Assignee
Avon Rubber Co Ltd
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 Avon Rubber Co Ltd filed Critical Avon Rubber Co Ltd
Publication of NO803441L publication Critical patent/NO803441L/no

Links

Classifications

    • GPHYSICS
    • G01MEASURING; TESTING
    • G01MTESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
    • G01M3/00Investigating fluid-tightness of structures
    • G01M3/02Investigating fluid-tightness of structures by using fluid or vacuum
    • G01M3/04Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point
    • G01M3/16Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point using electric detection means
    • G01M3/18Investigating 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
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01MTESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
    • G01M3/00Investigating fluid-tightness of structures
    • G01M3/02Investigating fluid-tightness of structures by using fluid or vacuum
    • G01M3/04Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point
    • G01M3/042Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point by using materials which expand, contract, disintegrate, or decompose in contact with a fluid
    • G01M3/045Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point by using materials which expand, contract, disintegrate, or decompose in contact with a fluid with electrical detection means
    • G01M3/047Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point by using materials which expand, contract, disintegrate, or decompose in contact with a fluid with electrical detection means with photo-electrical detection means, e.g. using optical fibres

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Examining Or Testing Airtightness (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
NO803441A 1979-11-15 1980-11-14 Fremgangsmaate og innretning for maaling av lekkasjer i roerledninger NO803441L (no)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB7939551 1979-11-15
GB8018704 1980-06-06

Publications (1)

Publication Number Publication Date
NO803441L true NO803441L (no) 1981-05-18

Family

ID=26273560

Family Applications (1)

Application Number Title Priority Date Filing Date
NO803441A NO803441L (no) 1979-11-15 1980-11-14 Fremgangsmaate og innretning for maaling av lekkasjer i roerledninger

Country Status (7)

Country Link
US (1) US4386269A (es)
EP (1) EP0029685B1 (es)
CA (1) CA1159922A (es)
DE (1) DE3067474D1 (es)
DK (1) DK148638B (es)
ES (1) ES8202089A1 (es)
NO (1) NO803441L (es)

Families Citing this family (34)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH652183A5 (de) * 1981-08-24 1985-10-31 Matkemi Ag Einrichtung mit einem innenraum fuer ein fluid und dichtungsmitteln und verwendung der einrichtung.
DE3434322C2 (de) * 1984-09-19 1986-08-14 Wolfgang Dipl.-Phys. Dr.-Ing. 7500 Karlsruhe Issel Hohle Leitung zur Anwendung bei der Bestimmung von Konzentrationsprofilen flüssiger oder gasförmiger Stoffe
DE3434323C2 (de) * 1984-09-19 1986-11-13 Wolfgang Dipl.-Phys. Dr.-Ing. 7500 Karlsruhe Issel Hohle Leitung zur Anwendung bei der Bestimmung von Konzentrationsprofilen flüssiger oder gasförmiger Stoffe
JPS61277028A (ja) * 1985-05-31 1986-12-08 Sumitomo Electric Ind Ltd センサ−
US4631952A (en) * 1985-08-30 1986-12-30 Chevron Research Company Resistive hydrocarbon leak detector
EP0245753A3 (en) * 1986-05-09 1990-04-25 Fujikura Ltd. Water penetration-detecting apparatus and optical fiber cable using same
FI77536C (fi) * 1987-03-10 1989-03-10 Soundek Oy Fiberoptisk detektor foer oljor och loesningsmedel.
US4870855A (en) * 1987-12-22 1989-10-03 Delphian Corporation Gas sensor protection devices and assemblies
DE8902072U1 (de) * 1989-02-22 1989-04-27 Kabelwerke Reinshagen Gmbh, 5600 Wuppertal Kabel zur Ortung von Flüssigkeiten
US4901751A (en) * 1989-06-15 1990-02-20 Systems Chemistry, Inc. Fluid control valve and system with leak detection and containment
US5072622A (en) * 1990-06-04 1991-12-17 Roach Max J Pipeline monitoring and leak containment system and apparatus therefor
JPH04149042A (ja) * 1990-10-11 1992-05-22 Ishikawajima Harima Heavy Ind Co Ltd 漏洩油検知光ファイバセンサ用被覆材
US5187366A (en) * 1991-06-25 1993-02-16 Joram Hopenfeld Sensors for detecting leaks
US5200615A (en) * 1991-06-25 1993-04-06 Joram Hopenfeld Method and apparatus for detecting the presence of fluids
GB9302903D0 (en) * 1993-02-13 1993-03-31 Univ Strathclyde Detection system
SE502778C2 (sv) * 1993-10-14 1996-01-08 Ericsson Telefon Ab L M Optisk fiber för användning som givare jämte förfarande för framställning av en optisk fiber för användning som givare
US5476004A (en) * 1994-05-27 1995-12-19 Furon Company Leak-sensing apparatus
US5526679A (en) * 1995-01-05 1996-06-18 Campo/Miller Automatically calibrated pressurized piping leak detector
US5714681A (en) * 1996-05-14 1998-02-03 Furness; Robert L. Double carcass hose failure detection system
US5828798A (en) * 1996-09-09 1998-10-27 Hopenfeld; Joram Looped fiber-optic sensor for the detection of substances
US6634388B1 (en) 1998-07-22 2003-10-21 Safetyliner Systems, Llc Annular fluid manipulation in lined tubular systems
CA2338676C (en) 1998-07-29 2008-09-16 Safetyliner Systems, Llc Insertion of liners into host tubulars by fluid injection
US7087887B1 (en) * 2002-10-31 2006-08-08 Ifos, Inc. Optical multiphase flow sensor
US7063304B2 (en) * 2003-07-11 2006-06-20 Entegris, Inc. Extended stroke valve and diaphragm
US7453367B2 (en) * 2005-12-12 2008-11-18 Veyance Technologies, Inc. Leak detection system and method for offshore hose lines
US7387012B2 (en) * 2006-07-14 2008-06-17 Veyance Technologies, Inc. Leak detection sensor system and method for double carcass hose
US7509841B2 (en) * 2006-07-14 2009-03-31 Veyance Technologies, Inc. Flexible leak detection system and method for double carcass hose
WO2010036792A2 (en) * 2008-09-24 2010-04-01 Schlumberger Technology Corporation Method, device, and system for determining water or liquid in the annulus of a flexible riser or flowline
US8528385B2 (en) 2010-12-30 2013-09-10 Eaton Corporation Leak detection system
US9291521B2 (en) 2010-12-30 2016-03-22 Eaton Corporation Leak detection system
CA3031080A1 (en) 2015-11-18 2017-05-26 Board Of Regents, The University Of Texas System Hydrocarbon detection in oil and gas wells using fiber optic sensing cables
US10712224B2 (en) * 2017-05-19 2020-07-14 The Trustees Of Columbia University In The City Of New York Integrated optical surveillance systems for changes in physical parameters
US20220412834A1 (en) * 2019-11-22 2022-12-29 Shawcor Ltd. Fiber optics sensor for hydrocabon and chemical detection
CN114063189A (zh) * 2021-11-25 2022-02-18 中国石油大学(华东) 一种漏油检测光缆及漏油检测装置

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2190027A (en) * 1939-02-11 1940-02-13 Jordan Henry Ewin Liquid detecting device
US3051038A (en) * 1958-10-21 1962-08-28 Honeywell Regulator Co Temperature measuring apparatus
US3564526A (en) * 1966-12-23 1971-02-16 Butts Ernest Otto Pipeline leak detection device
US3997241A (en) * 1973-06-07 1976-12-14 Hitachi, Ltd. Optical waveguide transmitting light wave energy in single mode
US4113349A (en) * 1975-07-30 1978-09-12 Air Logistics Corporation Fiber reinforced optical fiber cable
GB1507747A (en) * 1975-08-21 1978-04-19 Standard Telephones Cables Ltd Immiscible liquids measurement
JPS5376889A (en) * 1976-12-18 1978-07-07 Denki Kagaku Keiki Kk Sensor for oils* etc*
GB1601003A (en) * 1978-03-15 1981-10-21 Bicc Ltd Optical cable
DE2825845C2 (de) * 1978-06-13 1985-06-05 Siemens AG, 1000 Berlin und 8000 München Optisches Nachrichtenkabel mit verstärktem Kunststoffmantel
US4151747A (en) * 1978-06-21 1979-05-01 Electric Power Research Institute, Inc. Monitoring arrangement utilizing fiber optics
JPS5598706A (en) * 1979-01-23 1980-07-28 Nippon Telegr & Teleph Corp <Ntt> Glass fiber for optical transmission and its production

Also Published As

Publication number Publication date
DK482780A (da) 1981-05-16
DK148638B (da) 1985-08-19
DE3067474D1 (en) 1984-05-17
US4386269A (en) 1983-05-31
ES497226A0 (es) 1982-01-16
ES8202089A1 (es) 1982-01-16
EP0029685A1 (en) 1981-06-03
EP0029685B1 (en) 1984-04-11
CA1159922A (en) 1984-01-03

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