JPS52120526A - Ventilation device in pit in tunnel construction - Google Patents
Ventilation device in pit in tunnel constructionInfo
- Publication number
- JPS52120526A JPS52120526A JP3727676A JP3727676A JPS52120526A JP S52120526 A JPS52120526 A JP S52120526A JP 3727676 A JP3727676 A JP 3727676A JP 3727676 A JP3727676 A JP 3727676A JP S52120526 A JPS52120526 A JP S52120526A
- Authority
- JP
- Japan
- Prior art keywords
- pit
- ventilation device
- tunnel construction
- tunnel
- construction
- 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
Landscapes
- Ventilation (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP3727676A JPS52120526A (en) | 1976-04-05 | 1976-04-05 | Ventilation device in pit in tunnel construction |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP3727676A JPS52120526A (en) | 1976-04-05 | 1976-04-05 | Ventilation device in pit in tunnel construction |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS52120526A true JPS52120526A (en) | 1977-10-11 |
Family
ID=12493152
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP3727676A Pending JPS52120526A (en) | 1976-04-05 | 1976-04-05 | Ventilation device in pit in tunnel construction |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS52120526A (en) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2011224515A (en) * | 2010-04-22 | 2011-11-10 | Furukawa Industrial Machinery Systems Co Ltd | Electric dust collector for tunnel construction |
JP2014047466A (en) * | 2012-08-29 | 2014-03-17 | Shimizu Corp | Ventilation system for tunnel construction |
JP2014231723A (en) * | 2013-05-30 | 2014-12-11 | 株式会社大林組 | Diffusion prevention device for tunnel |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS4973843A (en) * | 1972-11-22 | 1974-07-17 |
-
1976
- 1976-04-05 JP JP3727676A patent/JPS52120526A/en active Pending
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS4973843A (en) * | 1972-11-22 | 1974-07-17 |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2011224515A (en) * | 2010-04-22 | 2011-11-10 | Furukawa Industrial Machinery Systems Co Ltd | Electric dust collector for tunnel construction |
JP2014047466A (en) * | 2012-08-29 | 2014-03-17 | Shimizu Corp | Ventilation system for tunnel construction |
JP2014231723A (en) * | 2013-05-30 | 2014-12-11 | 株式会社大林組 | Diffusion prevention device for tunnel |
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