JPS5648499A - Mechanical shield method - Google Patents

Mechanical shield method

Info

Publication number
JPS5648499A
JPS5648499A JP12438979A JP12438979A JPS5648499A JP S5648499 A JPS5648499 A JP S5648499A JP 12438979 A JP12438979 A JP 12438979A JP 12438979 A JP12438979 A JP 12438979A JP S5648499 A JPS5648499 A JP S5648499A
Authority
JP
Japan
Prior art keywords
shield method
mechanical shield
mechanical
shield
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
JP12438979A
Other languages
Japanese (ja)
Inventor
Riyouji Honma
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 JP12438979A priority Critical patent/JPS5648499A/en
Publication of JPS5648499A publication Critical patent/JPS5648499A/en
Pending legal-status Critical Current

Links

Landscapes

  • Excavating Of Shafts Or Tunnels (AREA)
JP12438979A 1979-09-26 1979-09-26 Mechanical shield method Pending JPS5648499A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP12438979A JPS5648499A (en) 1979-09-26 1979-09-26 Mechanical shield method

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP12438979A JPS5648499A (en) 1979-09-26 1979-09-26 Mechanical shield method

Publications (1)

Publication Number Publication Date
JPS5648499A true JPS5648499A (en) 1981-05-01

Family

ID=14884197

Family Applications (1)

Application Number Title Priority Date Filing Date
JP12438979A Pending JPS5648499A (en) 1979-09-26 1979-09-26 Mechanical shield method

Country Status (1)

Country Link
JP (1) JPS5648499A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61126297A (en) * 1984-11-22 1986-06-13 住吉重工業株式会社 Propelling of embedded pipe through underground

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61126297A (en) * 1984-11-22 1986-06-13 住吉重工業株式会社 Propelling of embedded pipe through underground

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