JPH11118940A5 - - Google Patents

Info

Publication number
JPH11118940A5
JPH11118940A5 JP1997296481A JP29648197A JPH11118940A5 JP H11118940 A5 JPH11118940 A5 JP H11118940A5 JP 1997296481 A JP1997296481 A JP 1997296481A JP 29648197 A JP29648197 A JP 29648197A JP H11118940 A5 JPH11118940 A5 JP H11118940A5
Authority
JP
Japan
Prior art keywords
magnetic field
buried
scanning unit
unit
target object
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.)
Granted
Application number
JP1997296481A
Other languages
English (en)
Japanese (ja)
Other versions
JPH11118940A (ja
JP4000208B2 (ja
Filing date
Publication date
Application filed filed Critical
Priority to JP29648197A priority Critical patent/JP4000208B2/ja
Priority claimed from JP29648197A external-priority patent/JP4000208B2/ja
Publication of JPH11118940A publication Critical patent/JPH11118940A/ja
Publication of JPH11118940A5 publication Critical patent/JPH11118940A5/ja
Application granted granted Critical
Publication of JP4000208B2 publication Critical patent/JP4000208B2/ja
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

JP29648197A 1997-10-15 1997-10-15 埋設物探査装置 Expired - Fee Related JP4000208B2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP29648197A JP4000208B2 (ja) 1997-10-15 1997-10-15 埋設物探査装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP29648197A JP4000208B2 (ja) 1997-10-15 1997-10-15 埋設物探査装置

Publications (3)

Publication Number Publication Date
JPH11118940A JPH11118940A (ja) 1999-04-30
JPH11118940A5 true JPH11118940A5 (enrdf_load_stackoverflow) 2005-06-30
JP4000208B2 JP4000208B2 (ja) 2007-10-31

Family

ID=17834122

Family Applications (1)

Application Number Title Priority Date Filing Date
JP29648197A Expired - Fee Related JP4000208B2 (ja) 1997-10-15 1997-10-15 埋設物探査装置

Country Status (1)

Country Link
JP (1) JP4000208B2 (enrdf_load_stackoverflow)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001235089A (ja) * 2000-02-21 2001-08-31 Tokyo Gas Co Ltd ピグロケーター及びピグの追跡方法
DE102004007315A1 (de) * 2004-02-14 2005-08-25 Robert Bosch Gmbh Nahbereichsradar mit Mehrfachsensorik zur Ortung von in einem Medium eingeschlossenen Objekten
CN101725834B (zh) * 2008-10-24 2012-12-12 中国石油天然气管道局 管道爬行器磁传感器
DE102011079276A1 (de) * 2011-07-15 2013-01-17 Hilti Aktiengesellschaft Vorrichtung und Verfahren zum Detektieren eines Objektes in einem Untergrund
DE102011079258A1 (de) * 2011-07-15 2013-01-17 Hilti Aktiengesellschaft Verfahren und Vorrichtung zum Detektieren eines Objektes in einem Untergrund

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5028401A (enrdf_load_stackoverflow) * 1973-07-18 1975-03-24
JPS5866885A (ja) * 1981-10-16 1983-04-21 Tokyo Gas Co Ltd パイプロケ−タ−
JPS60233584A (ja) * 1984-02-29 1985-11-20 Hitachi Ltd 埋設物探知装置
JPH0424471Y2 (enrdf_load_stackoverflow) * 1986-06-14 1992-06-09
JP2526578B2 (ja) * 1986-06-26 1996-08-21 日本鋼管株式会社 塗膜損傷検知方法
JPH01195385A (ja) * 1988-01-29 1989-08-07 Japan Radio Co Ltd ハイブリッド地中埋設物探査方法
JPH03194486A (ja) * 1989-12-22 1991-08-26 Tokyo Gas Co Ltd 埋設物の探知方法及び装置
JPH05107366A (ja) * 1991-10-14 1993-04-27 Touden Sekkei Kk 地中埋設物を探査する方法とその装置

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