JPH0444239B2 - - Google Patents

Info

Publication number
JPH0444239B2
JPH0444239B2 JP56135903A JP13590381A JPH0444239B2 JP H0444239 B2 JPH0444239 B2 JP H0444239B2 JP 56135903 A JP56135903 A JP 56135903A JP 13590381 A JP13590381 A JP 13590381A JP H0444239 B2 JPH0444239 B2 JP H0444239B2
Authority
JP
Japan
Prior art keywords
magnetic
circuit
signal
detector
abnormal
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
JP56135903A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5837582A (ja
Inventor
Takatoshi Hotsuta
Akira Ueki
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.)
Shimadzu Corp
Original Assignee
Shimadzu 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 Shimadzu Corp filed Critical Shimadzu Corp
Priority to JP56135903A priority Critical patent/JPS5837582A/ja
Publication of JPS5837582A publication Critical patent/JPS5837582A/ja
Publication of JPH0444239B2 publication Critical patent/JPH0444239B2/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
    • G01V3/15—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation specially adapted for use during transport, e.g. by a person, vehicle or boat

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)
  • Geophysics And Detection Of Objects (AREA)
JP56135903A 1981-08-29 1981-08-29 水中磁気探査装置 Granted JPS5837582A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP56135903A JPS5837582A (ja) 1981-08-29 1981-08-29 水中磁気探査装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP56135903A JPS5837582A (ja) 1981-08-29 1981-08-29 水中磁気探査装置

Publications (2)

Publication Number Publication Date
JPS5837582A JPS5837582A (ja) 1983-03-04
JPH0444239B2 true JPH0444239B2 (ru) 1992-07-21

Family

ID=15162512

Family Applications (1)

Application Number Title Priority Date Filing Date
JP56135903A Granted JPS5837582A (ja) 1981-08-29 1981-08-29 水中磁気探査装置

Country Status (1)

Country Link
JP (1) JPS5837582A (ru)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6451889U (ru) * 1987-09-29 1989-03-30

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3418568A (en) * 1966-03-09 1968-12-24 Sinclair Research Inc Geophysical gradiometer including means for determining distance between airborne bodies

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3418568A (en) * 1966-03-09 1968-12-24 Sinclair Research Inc Geophysical gradiometer including means for determining distance between airborne bodies

Also Published As

Publication number Publication date
JPS5837582A (ja) 1983-03-04

Similar Documents

Publication Publication Date Title
JPH0339742Y2 (ru)
US4635236A (en) Submerged marine streamer locator
CN109991669A (zh) 一种无人船拖曳水下磁法探测系统
US4446538A (en) Marine cable location system
BRPI0718763A2 (pt) Sistema de prospecção subaquática para uso em prospecções subterrâneas, e, métodos de condução de uma propecção subaquática e de planejamento de uma prospecção subterrânea subaquática.
JPS60500383A (ja) 海洋地震探査用水中聴音器ケ−ブルにおける装置
US4641287A (en) Method for locating an on-bottom seismic cable
EP1348139B1 (en) Subsea navigation and survey
US4555779A (en) Submerged marine streamer locator
US4164379A (en) Offshore pipe laying
US4513401A (en) Marine cable location system
CA2678837C (en) Determining a position of an object of a positioning network associated with a marine survey arrangement
Boegeman et al. Precise positioning for near-bottom equipment using a relay transponder
CN103809183A (zh) 一种多制式水下双向超声制导系统及方法
JPH0444239B2 (ru)
US11953321B2 (en) Method for establishing a consolidated water current velocity profile
Li et al. Magnetic signature measurement of surface ship using a rov-equipped with magnetometer
USH549H (en) Apparatus and method for locating towed seismic apparatus
CN207129106U (zh) 一种具有水下噪声源被动定位功能的海上浮标
EP1215114A1 (en) Method of laying an underwater cable
Spiess et al. Fine scale mapping near the deep sea floor
Verboom et al. Towed body magnetometer enhances subsea surveys
JPH0337712B2 (ru)
GB2125965A (en) Underwater surveying
CN114200458A (zh) 一种基于自主水下机器人的水下掩埋目标探查方法