JPS5548411B2 - - Google Patents

Info

Publication number
JPS5548411B2
JPS5548411B2 JP652374A JP652374A JPS5548411B2 JP S5548411 B2 JPS5548411 B2 JP S5548411B2 JP 652374 A JP652374 A JP 652374A JP 652374 A JP652374 A JP 652374A JP S5548411 B2 JPS5548411 B2 JP S5548411B2
Authority
JP
Japan
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.)
Expired
Application number
JP652374A
Other languages
Japanese (ja)
Other versions
JPS5028675A (enrdf_load_stackoverflow
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 filed Critical
Publication of JPS5028675A publication Critical patent/JPS5028675A/ja
Publication of JPS5548411B2 publication Critical patent/JPS5548411B2/ja
Expired legal-status Critical Current

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
    • G01M3/042—Investigating 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
    • G01M3/045—Investigating 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
    • 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
    • G01M3/165—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point using electric detection means by means of cables or similar elongated devices, e.g. tapes

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Insulated Conductors (AREA)
  • Examining Or Testing Airtightness (AREA)
JP652374A 1973-07-19 1974-01-11 Expired JPS5548411B2 (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA176,880A CA978614A (en) 1973-07-19 1973-07-19 Leak detection cable

Publications (2)

Publication Number Publication Date
JPS5028675A JPS5028675A (enrdf_load_stackoverflow) 1975-03-24
JPS5548411B2 true JPS5548411B2 (enrdf_load_stackoverflow) 1980-12-05

Family

ID=4097346

Family Applications (1)

Application Number Title Priority Date Filing Date
JP652374A Expired JPS5548411B2 (enrdf_load_stackoverflow) 1973-07-19 1974-01-11

Country Status (5)

Country Link
JP (1) JPS5548411B2 (enrdf_load_stackoverflow)
CA (1) CA978614A (enrdf_load_stackoverflow)
DE (1) DE2434914C2 (enrdf_load_stackoverflow)
IT (1) IT1015711B (enrdf_load_stackoverflow)
SE (1) SE394747B (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6322853U (enrdf_load_stackoverflow) * 1986-07-28 1988-02-15

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5262778A (en) * 1975-11-20 1977-05-24 Kyoritsu Kikai Seisakusho Recovery device for suspended oil
JPS52137083U (enrdf_load_stackoverflow) * 1976-04-14 1977-10-18
JPS53101170A (en) * 1977-02-16 1978-09-04 Hisao Tanaka Oil recovery means
JPS53122691U (enrdf_load_stackoverflow) * 1977-03-08 1978-09-29
NL176145C (nl) * 1978-05-09 1985-03-01 Geurtsen Deventer Maschf Inrichting voor het scheiden van een mengsel van twee niet of onvolledig mengbare vloeistoffen van verschillend soortelijk gewicht.
US4206632A (en) * 1979-01-23 1980-06-10 Hirosuke Suzuki Liquid detecting device
FR2455294A1 (fr) * 1979-04-27 1980-11-21 Inst Francais Du Petrole Elements sensibles a certains produits organiques polluants, notamment les hydrocarbures
CA1120131A (en) * 1981-01-09 1982-03-16 Nicholas E. Butts Subterranean tank leak detection system and method
DE3687819T2 (de) * 1985-06-12 1993-06-09 Raychem Corp Kohlenwasserstoffsensor.
DE3813888A1 (de) * 1988-04-20 1989-11-02 Schleicher Elektronic Gmbh & C Modul fuer eine aus mehreren auf einem traeger nebeneinander angeordneten modulen bestehenden steuerung
JPH0227560U (enrdf_load_stackoverflow) * 1988-08-11 1990-02-22
DE3904577C2 (de) * 1989-02-15 1994-09-22 Juergen Dr Ing Roetter Fehlerortungsvorrichtung an ummantelten Rohren
US5176025A (en) * 1991-02-19 1993-01-05 E. O. Butts Consultants Ltd. Pipeline secondary containment system and method

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA775758A (en) * 1968-01-09 O. Butts Ernest Pipeline leak detection device
JPS45287Y1 (enrdf_load_stackoverflow) * 1966-09-02 1970-01-08

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6322853U (enrdf_load_stackoverflow) * 1986-07-28 1988-02-15

Also Published As

Publication number Publication date
DE2434914A1 (de) 1975-02-13
JPS5028675A (enrdf_load_stackoverflow) 1975-03-24
AU6897574A (en) 1975-11-20
IT1015711B (it) 1977-05-20
CA978614A (en) 1975-11-25
SE7407148L (enrdf_load_stackoverflow) 1975-01-20
DE2434914C2 (de) 1984-02-02
SE394747B (sv) 1977-07-04

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