JPS632457B2 - - Google Patents

Info

Publication number
JPS632457B2
JPS632457B2 JP11605981A JP11605981A JPS632457B2 JP S632457 B2 JPS632457 B2 JP S632457B2 JP 11605981 A JP11605981 A JP 11605981A JP 11605981 A JP11605981 A JP 11605981A JP S632457 B2 JPS632457 B2 JP S632457B2
Authority
JP
Japan
Prior art keywords
pipe
water
liquid level
differential pressure
air
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
JP11605981A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5818137A (ja
Inventor
Takashi Oonishi
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.)
Mitsubishi Heavy Industries Ltd
Original Assignee
Mitsubishi Heavy Industries 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 Mitsubishi Heavy Industries Ltd filed Critical Mitsubishi Heavy Industries Ltd
Priority to JP11605981A priority Critical patent/JPS5818137A/ja
Publication of JPS5818137A publication Critical patent/JPS5818137A/ja
Publication of JPS632457B2 publication Critical patent/JPS632457B2/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
    • G01M3/26—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
    • G01M3/2807—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 pipes
    • G01M3/2815—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 pipes using pressure measurements

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Examining Or Testing Airtightness (AREA)
JP11605981A 1981-07-24 1981-07-24 漏洩検知装置 Granted JPS5818137A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP11605981A JPS5818137A (ja) 1981-07-24 1981-07-24 漏洩検知装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP11605981A JPS5818137A (ja) 1981-07-24 1981-07-24 漏洩検知装置

Publications (2)

Publication Number Publication Date
JPS5818137A JPS5818137A (ja) 1983-02-02
JPS632457B2 true JPS632457B2 (enrdf_load_stackoverflow) 1988-01-19

Family

ID=14677683

Family Applications (1)

Application Number Title Priority Date Filing Date
JP11605981A Granted JPS5818137A (ja) 1981-07-24 1981-07-24 漏洩検知装置

Country Status (1)

Country Link
JP (1) JPS5818137A (enrdf_load_stackoverflow)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4432473C2 (de) * 1994-09-13 1999-02-11 Rothenberger Werkzeuge Ag Verfahren und Vorrichtung zur Dichtheitsprüfung von Rohrleitungen, insbesondere von Abwasserleitungen

Also Published As

Publication number Publication date
JPS5818137A (ja) 1983-02-02

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