JPS6454279A - Detection of pipe body or the like - Google Patents

Detection of pipe body or the like

Info

Publication number
JPS6454279A
JPS6454279A JP62212369A JP21236987A JPS6454279A JP S6454279 A JPS6454279 A JP S6454279A JP 62212369 A JP62212369 A JP 62212369A JP 21236987 A JP21236987 A JP 21236987A JP S6454279 A JPS6454279 A JP S6454279A
Authority
JP
Japan
Prior art keywords
piping
pipes
buried
concrete
pipe
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
JP62212369A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0553234B2 (enrdf_load_stackoverflow
Inventor
Tanenao Inoue
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.)
Kajima Corp
Original Assignee
Kajima Corp
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 Kajima Corp filed Critical Kajima Corp
Priority to JP62212369A priority Critical patent/JPS6454279A/ja
Publication of JPS6454279A publication Critical patent/JPS6454279A/ja
Publication of JPH0553234B2 publication Critical patent/JPH0553234B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Geophysics And Detection Of Objects (AREA)
JP62212369A 1987-08-25 1987-08-25 Detection of pipe body or the like Granted JPS6454279A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP62212369A JPS6454279A (en) 1987-08-25 1987-08-25 Detection of pipe body or the like

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP62212369A JPS6454279A (en) 1987-08-25 1987-08-25 Detection of pipe body or the like

Publications (2)

Publication Number Publication Date
JPS6454279A true JPS6454279A (en) 1989-03-01
JPH0553234B2 JPH0553234B2 (enrdf_load_stackoverflow) 1993-08-09

Family

ID=16621420

Family Applications (1)

Application Number Title Priority Date Filing Date
JP62212369A Granted JPS6454279A (en) 1987-08-25 1987-08-25 Detection of pipe body or the like

Country Status (1)

Country Link
JP (1) JPS6454279A (enrdf_load_stackoverflow)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH03150495A (ja) * 1989-09-18 1991-06-26 General Electric Co <Ge> 製品識別システム
JPH03504646A (ja) * 1989-03-15 1991-10-09 ショーンステッド　インスツルメント　カムパニー 隠れた細長い物体の位置を発見する方法及び細長い磁性要素
US8713505B2 (en) 2008-05-15 2014-04-29 Fujitsu Semiconductor Limited Pattern generation method and pattern generation program

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58111776A (ja) * 1981-12-25 1983-07-02 Hitachi Metals Ltd 配管検知装置
JPS6126882A (ja) * 1984-07-18 1986-02-06 Kokusai Denshin Denwa Co Ltd <Kdd> 長尺磁性体
JPS61160490U (enrdf_load_stackoverflow) * 1984-11-21 1986-10-04

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58111776A (ja) * 1981-12-25 1983-07-02 Hitachi Metals Ltd 配管検知装置
JPS6126882A (ja) * 1984-07-18 1986-02-06 Kokusai Denshin Denwa Co Ltd <Kdd> 長尺磁性体
JPS61160490U (enrdf_load_stackoverflow) * 1984-11-21 1986-10-04

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH03504646A (ja) * 1989-03-15 1991-10-09 ショーンステッド　インスツルメント　カムパニー 隠れた細長い物体の位置を発見する方法及び細長い磁性要素
JPH03150495A (ja) * 1989-09-18 1991-06-26 General Electric Co <Ge> 製品識別システム
US8713505B2 (en) 2008-05-15 2014-04-29 Fujitsu Semiconductor Limited Pattern generation method and pattern generation program

Also Published As

Publication number Publication date
JPH0553234B2 (enrdf_load_stackoverflow) 1993-08-09

Similar Documents

Publication Publication Date Title
DE69829107D1 (de) Detektorsystem
ATE117092T1 (de) System und verfahren zur lokalisierung einer unterirdischen sonde.
WO2002018978A8 (en) Multi-axis locator for detection of buried targets
EP0977015A3 (en) Magnetic sensor, signal processing method for magnetic sensors, and detecting apparatus
GB8729767D0 (en) Corrosion detecting probe for steel buried in concrete
DE69122010D1 (de) System zur erfassung der position eines unterirdischen grabgerätes
SE9903905D0 (sv) Anordning samt förfarande för bestämning av koordinater och orientering
NO20032870L (no) Maling av strekkspenning i et ferromagnetisk material
CA2234202A1 (en) Method and apparatus for detecting, locating and resolving buried pipelines, cased wells and other ferrous objects
CA2212925A1 (en) Method to determine local variations of the earth&#39;s magnetic field and location of the source thereof
DE68922652D1 (de) Verfahren und Vorrichtung zum Erfassen der Art eines frequenzmodulierten Signals.
JPS6454279A (en) Detection of pipe body or the like
SE8704129D0 (sv) Device for locating rods buried in high-density reinforced concrete
DE59008423D1 (de) Verfahren und vorrichtung zur überprüfung eines hall-sensorsystems.
JPS55109977A (en) Detecting method for underground body
CN215968378U (zh) 一种岩溶溶蚀速率野外实验用溶蚀片夹具
JPS6454280A (en) Exploration of pc steel material
JPS5676075A (en) Detecting method of material buried underground and device thereof
JPS5422890A (en) Location of damage of corrosion preventive coating film of steel pipe laid on water bottom
FR2349841A1 (fr) Procede de detection de canalisations enterrees et de mesure de la profondeur desdites canalisations et dispositif en faisant application
JPH0535344Y2 (enrdf_load_stackoverflow)
SE8900957D0 (sv) Foerfarande och anordning
JPS5460487A (en) Method of detecting steel material position at compressed connection sections
JPS58111776A (ja) 配管検知装置
JPS56606A (en) Ultrasonic welding position detecting unit