JPS59122697A - 水平長距離削進工法における孔曲り修正方法及び水平長距離削進工法用の孔曲り修正装置 - Google Patents

水平長距離削進工法における孔曲り修正方法及び水平長距離削進工法用の孔曲り修正装置

Info

Publication number
JPS59122697A
JPS59122697A JP22679582A JP22679582A JPS59122697A JP S59122697 A JPS59122697 A JP S59122697A JP 22679582 A JP22679582 A JP 22679582A JP 22679582 A JP22679582 A JP 22679582A JP S59122697 A JPS59122697 A JP S59122697A
Authority
JP
Japan
Prior art keywords
tip
bit
inner tube
drill
tube
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
JP22679582A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0310798B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html
Inventor
浩一 森
江藤　肇
児玉　清
荒田　治
花田　正紀
久雄 竹内
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.)
JFE Engineering Corp
Tokyo Gas Co Ltd
Koken Boring Machine Co Ltd
Original Assignee
Tokyo Gas Co Ltd
Koken Boring Machine Co Ltd
Nippon Kokan 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 Tokyo Gas Co Ltd, Koken Boring Machine Co Ltd, Nippon Kokan Ltd filed Critical Tokyo Gas Co Ltd
Priority to JP22679582A priority Critical patent/JPS59122697A/ja
Publication of JPS59122697A publication Critical patent/JPS59122697A/ja
Publication of JPH0310798B2 publication Critical patent/JPH0310798B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Excavating Of Shafts Or Tunnels (AREA)
JP22679582A 1982-12-27 1982-12-27 水平長距離削進工法における孔曲り修正方法及び水平長距離削進工法用の孔曲り修正装置 Granted JPS59122697A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP22679582A JPS59122697A (ja) 1982-12-27 1982-12-27 水平長距離削進工法における孔曲り修正方法及び水平長距離削進工法用の孔曲り修正装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP22679582A JPS59122697A (ja) 1982-12-27 1982-12-27 水平長距離削進工法における孔曲り修正方法及び水平長距離削進工法用の孔曲り修正装置

Publications (2)

Publication Number Publication Date
JPS59122697A true JPS59122697A (ja) 1984-07-16
JPH0310798B2 JPH0310798B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1991-02-14

Family

ID=16850729

Family Applications (1)

Application Number Title Priority Date Filing Date
JP22679582A Granted JPS59122697A (ja) 1982-12-27 1982-12-27 水平長距離削進工法における孔曲り修正方法及び水平長距離削進工法用の孔曲り修正装置

Country Status (1)

Country Link
JP (1) JPS59122697A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01268992A (ja) * 1988-04-19 1989-10-26 Tone Boring Co 管の埋設方法及びその装置

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01268992A (ja) * 1988-04-19 1989-10-26 Tone Boring Co 管の埋設方法及びその装置

Also Published As

Publication number Publication date
JPH0310798B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1991-02-14

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