JPS6115232B2 - - Google Patents

Info

Publication number
JPS6115232B2
JPS6115232B2 JP53084353A JP8435378A JPS6115232B2 JP S6115232 B2 JPS6115232 B2 JP S6115232B2 JP 53084353 A JP53084353 A JP 53084353A JP 8435378 A JP8435378 A JP 8435378A JP S6115232 B2 JPS6115232 B2 JP S6115232B2
Authority
JP
Japan
Prior art keywords
guide hole
auger
hole
guide
steel 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.)
Expired
Application number
JP53084353A
Other languages
English (en)
Japanese (ja)
Other versions
JPS559981A (en
Inventor
Kozo Nakamura
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to JP8435378A priority Critical patent/JPS559981A/ja
Publication of JPS559981A publication Critical patent/JPS559981A/ja
Publication of JPS6115232B2 publication Critical patent/JPS6115232B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Earth Drilling (AREA)
JP8435378A 1978-07-10 1978-07-10 Horizontal drilling method Granted JPS559981A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP8435378A JPS559981A (en) 1978-07-10 1978-07-10 Horizontal drilling method

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP8435378A JPS559981A (en) 1978-07-10 1978-07-10 Horizontal drilling method

Publications (2)

Publication Number Publication Date
JPS559981A JPS559981A (en) 1980-01-24
JPS6115232B2 true JPS6115232B2 (enrdf_load_html_response) 1986-04-23

Family

ID=13828141

Family Applications (1)

Application Number Title Priority Date Filing Date
JP8435378A Granted JPS559981A (en) 1978-07-10 1978-07-10 Horizontal drilling method

Country Status (1)

Country Link
JP (1) JPS559981A (enrdf_load_html_response)

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5744997B2 (enrdf_load_html_response) * 1974-10-03 1982-09-25

Also Published As

Publication number Publication date
JPS559981A (en) 1980-01-24

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