JPS61176789A - 削孔装置および削孔方向の修正方法 - Google Patents

削孔装置および削孔方向の修正方法

Info

Publication number
JPS61176789A
JPS61176789A JP1548885A JP1548885A JPS61176789A JP S61176789 A JPS61176789 A JP S61176789A JP 1548885 A JP1548885 A JP 1548885A JP 1548885 A JP1548885 A JP 1548885A JP S61176789 A JPS61176789 A JP S61176789A
Authority
JP
Japan
Prior art keywords
rod
drilling
hollow
hollow auger
pilot
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
JP1548885A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0347395B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html
Inventor
鷹巣　征行
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.)
Tokyu Construction Co Ltd
Original Assignee
Tokyu Construction 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.)
Filing date
Publication date
Application filed by Tokyu Construction Co Ltd filed Critical Tokyu Construction Co Ltd
Priority to JP1548885A priority Critical patent/JPS61176789A/ja
Publication of JPS61176789A publication Critical patent/JPS61176789A/ja
Publication of JPH0347395B2 publication Critical patent/JPH0347395B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Earth Drilling (AREA)
JP1548885A 1985-01-31 1985-01-31 削孔装置および削孔方向の修正方法 Granted JPS61176789A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1548885A JPS61176789A (ja) 1985-01-31 1985-01-31 削孔装置および削孔方向の修正方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1548885A JPS61176789A (ja) 1985-01-31 1985-01-31 削孔装置および削孔方向の修正方法

Publications (2)

Publication Number Publication Date
JPS61176789A true JPS61176789A (ja) 1986-08-08
JPH0347395B2 JPH0347395B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1991-07-19

Family

ID=11890179

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1548885A Granted JPS61176789A (ja) 1985-01-31 1985-01-31 削孔装置および削孔方向の修正方法

Country Status (1)

Country Link
JP (1) JPS61176789A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2011523987A (ja) * 2007-12-19 2011-08-25 シュルンベルジェ ホールディングス リミテッド 指向性掘削システム
JP2020190104A (ja) * 2019-05-21 2020-11-26 戸田建設株式会社 埋設物探査方法及びそのための探査装置

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5420052A (en) * 1977-07-15 1979-02-15 Matsushita Electric Works Ltd Method of coating groove
JPS556148A (en) * 1978-06-28 1980-01-17 Babcock Hitachi Kk Heat shield construction of steamer for atomic reactor
JPS55148886A (en) * 1979-05-04 1980-11-19 Tokyu Kensetsu Kk Drill

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5420052A (en) * 1977-07-15 1979-02-15 Matsushita Electric Works Ltd Method of coating groove
JPS556148A (en) * 1978-06-28 1980-01-17 Babcock Hitachi Kk Heat shield construction of steamer for atomic reactor
JPS55148886A (en) * 1979-05-04 1980-11-19 Tokyu Kensetsu Kk Drill

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2011523987A (ja) * 2007-12-19 2011-08-25 シュルンベルジェ ホールディングス リミテッド 指向性掘削システム
US8448721B2 (en) 2007-12-19 2013-05-28 Schlumberger Technology Corporation Directional drilling system
JP2020190104A (ja) * 2019-05-21 2020-11-26 戸田建設株式会社 埋設物探査方法及びそのための探査装置

Also Published As

Publication number Publication date
JPH0347395B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1991-07-19

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