JPS56142436A - Gas leak inspection device for cooling unit - Google Patents

Gas leak inspection device for cooling unit

Info

Publication number
JPS56142436A
JPS56142436A JP4718780A JP4718780A JPS56142436A JP S56142436 A JPS56142436 A JP S56142436A JP 4718780 A JP4718780 A JP 4718780A JP 4718780 A JP4718780 A JP 4718780A JP S56142436 A JPS56142436 A JP S56142436A
Authority
JP
Japan
Prior art keywords
opened
valve
helium
helium gas
exhausting system
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.)
Granted
Application number
JP4718780A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6353487B2 (enrdf_load_stackoverflow
Inventor
Fumio Ando
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
Toshiba Corp
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 Toshiba Corp, Tokyo Shibaura Electric Co Ltd filed Critical Toshiba Corp
Priority to JP4718780A priority Critical patent/JPS56142436A/ja
Publication of JPS56142436A publication Critical patent/JPS56142436A/ja
Publication of JPS6353487B2 publication Critical patent/JPS6353487B2/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
    • G01M3/02—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
    • G01M3/20—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point using special tracer materials, e.g. dye, fluorescent material, radioactive material
    • G01M3/202—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point using special tracer materials, e.g. dye, fluorescent material, radioactive material using mass spectrometer detection systems

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Examining Or Testing Airtightness (AREA)
JP4718780A 1980-04-09 1980-04-09 Gas leak inspection device for cooling unit Granted JPS56142436A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP4718780A JPS56142436A (en) 1980-04-09 1980-04-09 Gas leak inspection device for cooling unit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4718780A JPS56142436A (en) 1980-04-09 1980-04-09 Gas leak inspection device for cooling unit

Publications (2)

Publication Number Publication Date
JPS56142436A true JPS56142436A (en) 1981-11-06
JPS6353487B2 JPS6353487B2 (enrdf_load_stackoverflow) 1988-10-24

Family

ID=12768092

Family Applications (1)

Application Number Title Priority Date Filing Date
JP4718780A Granted JPS56142436A (en) 1980-04-09 1980-04-09 Gas leak inspection device for cooling unit

Country Status (1)

Country Link
JP (1) JPS56142436A (enrdf_load_stackoverflow)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS56150656U (enrdf_load_stackoverflow) * 1980-04-11 1981-11-12
US6286362B1 (en) * 1999-03-31 2001-09-11 Applied Materials, Inc. Dual mode leak detector
CN107192215A (zh) * 2017-04-21 2017-09-22 青岛海尔股份有限公司 冰箱制冷剂泄露监测装置、其控制方法及控制系统

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS56150656U (enrdf_load_stackoverflow) * 1980-04-11 1981-11-12
US6286362B1 (en) * 1999-03-31 2001-09-11 Applied Materials, Inc. Dual mode leak detector
CN107192215A (zh) * 2017-04-21 2017-09-22 青岛海尔股份有限公司 冰箱制冷剂泄露监测装置、其控制方法及控制系统

Also Published As

Publication number Publication date
JPS6353487B2 (enrdf_load_stackoverflow) 1988-10-24

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