JPH0437941B2 - - Google Patents

Info

Publication number
JPH0437941B2
JPH0437941B2 JP58219184A JP21918483A JPH0437941B2 JP H0437941 B2 JPH0437941 B2 JP H0437941B2 JP 58219184 A JP58219184 A JP 58219184A JP 21918483 A JP21918483 A JP 21918483A JP H0437941 B2 JPH0437941 B2 JP H0437941B2
Authority
JP
Japan
Prior art keywords
pipe
coated metal
wire
tube
ground
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 - Lifetime
Application number
JP58219184A
Other languages
English (en)
Japanese (ja)
Other versions
JPS60111144A (ja
Inventor
Toshikatsu Sasaki
Takao Yamagishi
Osamu Kai
Matsuo Hirose
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.)
Osaka Gas Co Ltd
Original Assignee
Osaka Gas 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 Osaka Gas Co Ltd filed Critical Osaka Gas Co Ltd
Priority to JP58219184A priority Critical patent/JPS60111144A/ja
Publication of JPS60111144A publication Critical patent/JPS60111144A/ja
Publication of JPH0437941B2 publication Critical patent/JPH0437941B2/ja
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N17/00—Investigating resistance of materials to the weather, to corrosion, or to light
    • G01N17/02—Electrochemical measuring systems for weathering, corrosion or corrosion-protection measurement

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Biodiversity & Conservation Biology (AREA)
  • Ecology (AREA)
  • Environmental & Geological Engineering (AREA)
  • Environmental Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Prevention Of Electric Corrosion (AREA)
  • Testing Resistance To Weather, Investigating Materials By Mechanical Methods (AREA)
JP58219184A 1983-11-21 1983-11-21 被覆金属管の被覆破損個所の検出方法 Granted JPS60111144A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP58219184A JPS60111144A (ja) 1983-11-21 1983-11-21 被覆金属管の被覆破損個所の検出方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP58219184A JPS60111144A (ja) 1983-11-21 1983-11-21 被覆金属管の被覆破損個所の検出方法

Publications (2)

Publication Number Publication Date
JPS60111144A JPS60111144A (ja) 1985-06-17
JPH0437941B2 true JPH0437941B2 (enrdf_load_html_response) 1992-06-22

Family

ID=16731512

Family Applications (1)

Application Number Title Priority Date Filing Date
JP58219184A Granted JPS60111144A (ja) 1983-11-21 1983-11-21 被覆金属管の被覆破損個所の検出方法

Country Status (1)

Country Link
JP (1) JPS60111144A (enrdf_load_html_response)

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5818602B2 (ja) * 1975-11-07 1983-04-14 コウアセキユ カブシキガイシヤ 腐食損耗度検出方法
JPS5421388A (en) * 1977-07-18 1979-02-17 Sumitomo Chemical Co Position detecting method of defect of corrosion resistant coating layer of underground steel pipe
JPS54149011A (en) * 1978-05-12 1979-11-21 Tokyo Gas Co Ltd Buried metal pipe corrosion prevention method
JPS5639451A (en) * 1979-09-10 1981-04-15 Toshiba Corp Method for determining deterioration of coating film

Also Published As

Publication number Publication date
JPS60111144A (ja) 1985-06-17

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