JPH0351878B2 - - Google Patents

Info

Publication number: JPH0351878B2
Authority: JP; Japan
Prior art keywords: electromagnetic coil; magnetic field; pipe; data; measuring device
Prior art date: 1986-05-01
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

JP61099404A

Other languages

English (en)

Japanese (ja)

Other versions

JPS62258091A (ja

Inventor

Hajime Yuasa

Toshiaki Matsui

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.)

Mitsui Engineering and Shipbuilding Co Ltd

Original Assignee

Mitsui Engineering and Shipbuilding 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.)

1986-05-01

Filing date

1986-05-01

Publication date

1991-08-08

1986-05-01 Application filed by Mitsui Engineering and Shipbuilding Co Ltd filed Critical Mitsui Engineering and Shipbuilding Co Ltd

1986-05-01 Priority to JP61099404A priority Critical patent/JPS62258091A/ja

1987-11-10 Publication of JPS62258091A publication Critical patent/JPS62258091A/ja

1991-08-08 Publication of JPH0351878B2 publication Critical patent/JPH0351878B2/ja

Status Granted legal-status Critical Current

Links

230000005291 magnetic effect Effects 0.000 claims description 22
230000005540 biological transmission Effects 0.000 claims description 6
238000009412 basement excavation Methods 0.000 claims description 5
238000005259 measurement Methods 0.000 claims description 5
238000000034 method Methods 0.000 description 8
238000005553 drilling Methods 0.000 description 5
238000010586 diagram Methods 0.000 description 3
XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
238000007796 conventional method Methods 0.000 description 2
239000003302 ferromagnetic material Substances 0.000 description 2
230000000694 effects Effects 0.000 description 1
229910052742 iron Inorganic materials 0.000 description 1
230000005415 magnetization Effects 0.000 description 1
230000002250 progressing effect Effects 0.000 description 1
239000011435 rock Substances 0.000 description 1
239000002689 soil Substances 0.000 description 1

Landscapes

Near-Field Transmission Systems (AREA)

JP61099404A 1986-05-01 1986-05-01 掘削機におけるデ−タ伝送装置 Granted JPS62258091A (ja)

Priority Applications (1)

Application Number	Priority Date	Filing Date	Title
JP61099404A JPS62258091A (ja)	1986-05-01	1986-05-01	掘削機におけるデ−タ伝送装置

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
JP61099404A JPS62258091A (ja)	1986-05-01	1986-05-01	掘削機におけるデ−タ伝送装置

Publications (2)

Publication Number	Publication Date
JPS62258091A JPS62258091A (ja)	1987-11-10
JPH0351878B2 true JPH0351878B2 (de)	1991-08-08

Family

ID=14246550

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
JP61099404A Granted JPS62258091A (ja)	1986-05-01	1986-05-01	掘削機におけるデ−タ伝送装置

Country Status (1)

Country	Link
JP (1)	JPS62258091A (de)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JP2873983B2 (ja) *	1991-11-22	1999-03-24	株式会社レイディック	鋼製ロッドによる地中情報収集方式
JPH0788749B2 (ja) *	1993-03-12	1995-09-27	石油公団	ロギング装置

1986
- 1986-05-01 JP JP61099404A patent/JPS62258091A/ja active Granted

Also Published As

Publication number	Publication date
JPS62258091A (ja)	1987-11-10

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