JPS55119895A - Method and device for excavating tunnel - Google Patents

Method and device for excavating tunnel

Info

Publication number
JPS55119895A
JPS55119895A JP2504479A JP2504479A JPS55119895A JP S55119895 A JPS55119895 A JP S55119895A JP 2504479 A JP2504479 A JP 2504479A JP 2504479 A JP2504479 A JP 2504479A JP S55119895 A JPS55119895 A JP S55119895A
Authority
JP
Japan
Prior art keywords
excavating tunnel
excavating
tunnel
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.)
Pending
Application number
JP2504479A
Other languages
Japanese (ja)
Inventor
Toshiyuki Ueno
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.)
Japan National Railways
Original Assignee
Japan National Railways
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 Japan National Railways filed Critical Japan National Railways
Priority to JP2504479A priority Critical patent/JPS55119895A/en
Publication of JPS55119895A publication Critical patent/JPS55119895A/en
Pending legal-status Critical Current

Links

Landscapes

  • Excavating Of Shafts Or Tunnels (AREA)
JP2504479A 1979-03-06 1979-03-06 Method and device for excavating tunnel Pending JPS55119895A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2504479A JPS55119895A (en) 1979-03-06 1979-03-06 Method and device for excavating tunnel

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2504479A JPS55119895A (en) 1979-03-06 1979-03-06 Method and device for excavating tunnel

Publications (1)

Publication Number Publication Date
JPS55119895A true JPS55119895A (en) 1980-09-13

Family

ID=12154911

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2504479A Pending JPS55119895A (en) 1979-03-06 1979-03-06 Method and device for excavating tunnel

Country Status (1)

Country Link
JP (1) JPS55119895A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5844190A (en) * 1981-09-09 1983-03-15 佐藤工業株式会社 Shield drilling machine

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5844190A (en) * 1981-09-09 1983-03-15 佐藤工業株式会社 Shield drilling machine

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