JPH0334822B2 - - Google Patents

Info

Publication number
JPH0334822B2
JPH0334822B2 JP58220242A JP22024283A JPH0334822B2 JP H0334822 B2 JPH0334822 B2 JP H0334822B2 JP 58220242 A JP58220242 A JP 58220242A JP 22024283 A JP22024283 A JP 22024283A JP H0334822 B2 JPH0334822 B2 JP H0334822B2
Authority
JP
Japan
Prior art keywords
buried pipe
defect
test piece
defective part
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
JP58220242A
Other languages
English (en)
Japanese (ja)
Other versions
JPS60111949A (ja
Inventor
Minoru Imamura
Mitsuo Kanai
Daihachi Sayama
Takeshi Myashita
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.)
Tokyo Gas Co Ltd
Nippon Corrosion Engineering Co Ltd
Original Assignee
Tokyo Gas Co Ltd
Nippon Corrosion Engineering 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 Gas Co Ltd, Nippon Corrosion Engineering Co Ltd filed Critical Tokyo Gas Co Ltd
Priority to JP22024283A priority Critical patent/JPS60111949A/ja
Publication of JPS60111949A publication Critical patent/JPS60111949A/ja
Publication of JPH0334822B2 publication Critical patent/JPH0334822B2/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)
  • Investigating Or Analyzing Materials By The Use Of Magnetic Means (AREA)
  • Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
JP22024283A 1983-11-22 1983-11-22 塗覆装埋設管の被覆欠陥測定方法 Granted JPS60111949A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP22024283A JPS60111949A (ja) 1983-11-22 1983-11-22 塗覆装埋設管の被覆欠陥測定方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP22024283A JPS60111949A (ja) 1983-11-22 1983-11-22 塗覆装埋設管の被覆欠陥測定方法

Publications (2)

Publication Number Publication Date
JPS60111949A JPS60111949A (ja) 1985-06-18
JPH0334822B2 true JPH0334822B2 (enrdf_load_stackoverflow) 1991-05-24

Family

ID=16748114

Family Applications (1)

Application Number Title Priority Date Filing Date
JP22024283A Granted JPS60111949A (ja) 1983-11-22 1983-11-22 塗覆装埋設管の被覆欠陥測定方法

Country Status (1)

Country Link
JP (1) JPS60111949A (enrdf_load_stackoverflow)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63120246A (ja) * 1986-11-07 1988-05-24 Toda Constr Co Ltd 地中埋設配管の防食被覆状態の検査方法
CN102954754A (zh) * 2011-08-19 2013-03-06 丹阳奥恩能源科技发展有限公司 一种埋地钢质管道防腐层破损面当量直径的检测方法
WO2013122684A1 (en) * 2012-02-16 2013-08-22 Electro Scan, Inc. System and method for identification of pipe defects that leak
CN110231111B (zh) * 2019-06-21 2020-02-28 西南石油大学 一种埋地管道非接触式应力实时监测方法

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS53134486A (en) * 1977-04-28 1978-11-24 Sumikin Kokan Koji Kk Inspection method and apparatus for flawed parts of coated film on underground coated steel pipes

Also Published As

Publication number Publication date
JPS60111949A (ja) 1985-06-18

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