JPS57146898A - Tunnel drilling machine - Google Patents
Tunnel drilling machineInfo
- Publication number
- JPS57146898A JPS57146898A JP3271081A JP3271081A JPS57146898A JP S57146898 A JPS57146898 A JP S57146898A JP 3271081 A JP3271081 A JP 3271081A JP 3271081 A JP3271081 A JP 3271081A JP S57146898 A JPS57146898 A JP S57146898A
- Authority
- JP
- Japan
- Prior art keywords
- drilling machine
- tunnel drilling
- tunnel
- machine
- drilling
- 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
Links
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP3271081A JPS57146898A (en) | 1981-03-06 | 1981-03-06 | Tunnel drilling machine |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP3271081A JPS57146898A (en) | 1981-03-06 | 1981-03-06 | Tunnel drilling machine |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS57146898A true JPS57146898A (en) | 1982-09-10 |
Family
ID=12366391
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP3271081A Pending JPS57146898A (en) | 1981-03-06 | 1981-03-06 | Tunnel drilling machine |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS57146898A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5984095U (en) * | 1982-11-25 | 1984-06-06 | 日立造船株式会社 | Earth removal device for shield excavator |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS53137536A (en) * | 1977-05-04 | 1978-12-01 | Hitachi Shipbuilding Eng Co | Device for retaining cutting blade pressure of shield excavator |
JPS554452A (en) * | 1978-06-27 | 1980-01-12 | Kumagai Gumi Co Ltd | Method and device for shieldinggtype excavation of tunnel |
-
1981
- 1981-03-06 JP JP3271081A patent/JPS57146898A/en active Pending
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS53137536A (en) * | 1977-05-04 | 1978-12-01 | Hitachi Shipbuilding Eng Co | Device for retaining cutting blade pressure of shield excavator |
JPS554452A (en) * | 1978-06-27 | 1980-01-12 | Kumagai Gumi Co Ltd | Method and device for shieldinggtype excavation of tunnel |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5984095U (en) * | 1982-11-25 | 1984-06-06 | 日立造船株式会社 | Earth removal device for shield excavator |
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