JPS642227B2 - - Google Patents

Info

Publication number
JPS642227B2
JPS642227B2 JP56086491A JP8649181A JPS642227B2 JP S642227 B2 JPS642227 B2 JP S642227B2 JP 56086491 A JP56086491 A JP 56086491A JP 8649181 A JP8649181 A JP 8649181A JP S642227 B2 JPS642227 B2 JP S642227B2
Authority
JP
Japan
Prior art keywords
conductor
buried
line
magnetic field
measured
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
JP56086491A
Other languages
English (en)
Japanese (ja)
Other versions
JPS57200802A (en
Inventor
Yasuo Koyanagi
Takeo Yamada
Hiroyuki Hojo
Akio Nagamune
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.)
JFE Engineering Corp
Original Assignee
Nippon Kokan 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 Nippon Kokan Ltd filed Critical Nippon Kokan Ltd
Priority to JP56086491A priority Critical patent/JPS57200802A/ja
Publication of JPS57200802A publication Critical patent/JPS57200802A/ja
Publication of JPS642227B2 publication Critical patent/JPS642227B2/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)
  • Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
  • Geophysics And Detection Of Objects (AREA)
JP56086491A 1981-06-05 1981-06-05 Method for detecting buried position of underground buried conductor Granted JPS57200802A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP56086491A JPS57200802A (en) 1981-06-05 1981-06-05 Method for detecting buried position of underground buried conductor

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP56086491A JPS57200802A (en) 1981-06-05 1981-06-05 Method for detecting buried position of underground buried conductor

Publications (2)

Publication Number Publication Date
JPS57200802A JPS57200802A (en) 1982-12-09
JPS642227B2 true JPS642227B2 (enrdf_load_stackoverflow) 1989-01-17

Family

ID=13888449

Family Applications (1)

Application Number Title Priority Date Filing Date
JP56086491A Granted JPS57200802A (en) 1981-06-05 1981-06-05 Method for detecting buried position of underground buried conductor

Country Status (1)

Country Link
JP (1) JPS57200802A (enrdf_load_stackoverflow)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2608618B2 (ja) * 1990-05-09 1997-05-07 株式会社フジクラ 金属長尺物埋設位置測定装置
JP6167530B2 (ja) * 2013-01-23 2017-07-26 日立金属株式会社 測定装置、及び差動信号伝送用ケーブルの製造方法
CN103837900B (zh) * 2013-09-09 2016-08-31 北京鼎臣超导科技有限公司 一种基于矢量磁场探测的地下电缆定位方法及装置
JP6292998B2 (ja) * 2014-06-24 2018-03-14 日鉄住金パイプライン＆エンジニアリング株式会社 パイプロケーティング方法

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57190284A (en) * 1981-05-20 1982-11-22 Nippon Kokan Kk <Nkk> Detection of buried position of underground conductor

Also Published As

Publication number Publication date
JPS57200802A (en) 1982-12-09

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