JPH0367235B2 - - Google Patents

Info

Publication number
JPH0367235B2
JPH0367235B2 JP58219182A JP21918283A JPH0367235B2 JP H0367235 B2 JPH0367235 B2 JP H0367235B2 JP 58219182 A JP58219182 A JP 58219182A JP 21918283 A JP21918283 A JP 21918283A JP H0367235 B2 JPH0367235 B2 JP H0367235B2
Authority
JP
Japan
Prior art keywords
wire
pipe
main wire
auxiliary
main
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
JP58219182A
Other languages
English (en)
Japanese (ja)
Other versions
JPS60111176A (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 JP58219182A priority Critical patent/JPS60111176A/ja
Publication of JPS60111176A publication Critical patent/JPS60111176A/ja
Publication of JPH0367235B2 publication Critical patent/JPH0367235B2/ja
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
    • G01V3/00—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation
    • G01V3/02—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation operating with propagation of electric current
    • G01V3/06—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation operating with propagation of electric current using AC

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Geology (AREA)
  • Remote Sensing (AREA)
  • Physics & Mathematics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Geophysics (AREA)
  • Testing Of Devices, Machine Parts, Or Other Structures Thereof (AREA)
  • Geophysics And Detection Of Objects (AREA)
JP58219182A 1983-11-21 1983-11-21 管の検出方法 Granted JPS60111176A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP58219182A JPS60111176A (ja) 1983-11-21 1983-11-21 管の検出方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP58219182A JPS60111176A (ja) 1983-11-21 1983-11-21 管の検出方法

Publications (2)

Publication Number Publication Date
JPS60111176A JPS60111176A (ja) 1985-06-17
JPH0367235B2 true JPH0367235B2 (en]) 1991-10-22

Family

ID=16731480

Family Applications (1)

Application Number Title Priority Date Filing Date
JP58219182A Granted JPS60111176A (ja) 1983-11-21 1983-11-21 管の検出方法

Country Status (1)

Country Link
JP (1) JPS60111176A (en])

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7557019B2 (en) * 1999-02-01 2009-07-07 Sigma Laboratories Of Arizona, Llc Electromagnetic treatment in atmospheric-plasma coating process

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5811030B2 (ja) * 1977-05-01 1983-03-01 日本電信電話株式会社 シ−ルド機の水平位置探知方法

Also Published As

Publication number Publication date
JPS60111176A (ja) 1985-06-17

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