JPS6355646B2 - - Google Patents

Info

Publication number
JPS6355646B2
JPS6355646B2 JP56008757A JP875781A JPS6355646B2 JP S6355646 B2 JPS6355646 B2 JP S6355646B2 JP 56008757 A JP56008757 A JP 56008757A JP 875781 A JP875781 A JP 875781A JP S6355646 B2 JPS6355646 B2 JP S6355646B2
Authority
JP
Japan
Prior art keywords
gas
camera
photographing
tank
image
Prior art date
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
JP56008757A
Other languages
English (en)
Japanese (ja)
Other versions
JPS57122336A (en
Inventor
Masaki Shinozuka
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Toshiba Corp
Original Assignee
Tokyo Shibaura Electric 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 Tokyo Shibaura Electric Co Ltd filed Critical Tokyo Shibaura Electric Co Ltd
Priority to JP875781A priority Critical patent/JPS57122336A/ja
Publication of JPS57122336A publication Critical patent/JPS57122336A/ja
Publication of JPS6355646B2 publication Critical patent/JPS6355646B2/ja
Granted 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
    • G01M3/38—Investigating fluid-tightness of structures by using light

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Investigating Or Analyzing Materials Using Thermal Means (AREA)
  • Examining Or Testing Airtightness (AREA)
JP875781A 1981-01-23 1981-01-23 Gas leakage sensing device Granted JPS57122336A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP875781A JPS57122336A (en) 1981-01-23 1981-01-23 Gas leakage sensing device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP875781A JPS57122336A (en) 1981-01-23 1981-01-23 Gas leakage sensing device

Publications (2)

Publication Number Publication Date
JPS57122336A JPS57122336A (en) 1982-07-30
JPS6355646B2 true JPS6355646B2 (cg-RX-API-DMAC7.html) 1988-11-04

Family

ID=11701794

Family Applications (1)

Application Number Title Priority Date Filing Date
JP875781A Granted JPS57122336A (en) 1981-01-23 1981-01-23 Gas leakage sensing device

Country Status (1)

Country Link
JP (1) JPS57122336A (cg-RX-API-DMAC7.html)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2018211778A1 (ja) * 2017-05-18 2018-11-22 コニカミノルタ株式会社 ガス漏れ位置推定装置、ガス漏れ位置推定方法及びガス漏れ位置推定プログラム

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62162939A (ja) * 1986-01-13 1987-07-18 Tokyo Gas Co Ltd 低温流体の漏洩検出方法
JPS63246638A (ja) * 1987-04-01 1988-10-13 Tokyo Gas Co Ltd 流体の漏洩の広域監視方法
JPS6478139A (en) * 1987-09-21 1989-03-23 Nippon Kokan Kk Method for detecting through-hole of wall surface of object to be inspected
JP2549413B2 (ja) * 1988-02-22 1996-10-30 出光興産株式会社 漏洩検知システム

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5215385A (en) * 1975-07-25 1977-02-04 Hitachi Ltd Image recognizer
JPS5315878A (en) * 1976-07-28 1978-02-14 Toshiba Corp Leak tester

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2018211778A1 (ja) * 2017-05-18 2018-11-22 コニカミノルタ株式会社 ガス漏れ位置推定装置、ガス漏れ位置推定方法及びガス漏れ位置推定プログラム
JPWO2018211778A1 (ja) * 2017-05-18 2020-03-19 コニカミノルタ株式会社 ガス漏れ位置推定装置、ガス漏れ位置推定方法及びガス漏れ位置推定プログラム

Also Published As

Publication number Publication date
JPS57122336A (en) 1982-07-30

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