JPS547734A - Method of initial excavation by shielding excavator - Google Patents

Method of initial excavation by shielding excavator

Info

Publication number
JPS547734A
JPS547734A JP7223377A JP7223377A JPS547734A JP S547734 A JPS547734 A JP S547734A JP 7223377 A JP7223377 A JP 7223377A JP 7223377 A JP7223377 A JP 7223377A JP S547734 A JPS547734 A JP S547734A
Authority
JP
Japan
Prior art keywords
initial excavation
shielding excavator
excavator
shielding
excavation
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
JP7223377A
Other languages
English (en)
Inventor
Soujirou Ichikawa
Kazuhiko Gojiyou
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.)
SHIRAISHI FOUND
Original Assignee
SHIRAISHI FOUND
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 SHIRAISHI FOUND filed Critical SHIRAISHI FOUND
Priority to JP7223377A priority Critical patent/JPS547734A/ja
Publication of JPS547734A publication Critical patent/JPS547734A/ja
Pending legal-status Critical Current

Links

Landscapes

  • Excavating Of Shafts Or Tunnels (AREA)
JP7223377A 1977-06-20 1977-06-20 Method of initial excavation by shielding excavator Pending JPS547734A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP7223377A JPS547734A (en) 1977-06-20 1977-06-20 Method of initial excavation by shielding excavator

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP7223377A JPS547734A (en) 1977-06-20 1977-06-20 Method of initial excavation by shielding excavator

Publications (1)

Publication Number Publication Date
JPS547734A true JPS547734A (en) 1979-01-20

Family

ID=13483341

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7223377A Pending JPS547734A (en) 1977-06-20 1977-06-20 Method of initial excavation by shielding excavator

Country Status (1)

Country Link
JP (1) JPS547734A (ja)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5662376U (ja) * 1979-10-19 1981-05-26
JP2008196260A (ja) * 2007-02-15 2008-08-28 Shimizu Corp シールド機の発進方法

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5662376U (ja) * 1979-10-19 1981-05-26
JP2008196260A (ja) * 2007-02-15 2008-08-28 Shimizu Corp シールド機の発進方法

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