JPH0492096U - - Google Patents
Info
- Publication number
- JPH0492096U JPH0492096U JP40709290U JP40709290U JPH0492096U JP H0492096 U JPH0492096 U JP H0492096U JP 40709290 U JP40709290 U JP 40709290U JP 40709290 U JP40709290 U JP 40709290U JP H0492096 U JPH0492096 U JP H0492096U
- Authority
- JP
- Japan
- 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.)
- Granted
Links
Landscapes
- Consolidation Of Soil By Introduction Of Solidifying Substances Into Soil (AREA)
- Drilling And Exploitation, And Mining Machines And Methods (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP40709290U JPH077431Y2 (en) | 1990-12-27 | 1990-12-27 | Drainage device for drilling return water containing pressurized water |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP40709290U JPH077431Y2 (en) | 1990-12-27 | 1990-12-27 | Drainage device for drilling return water containing pressurized water |
Publications (2)
Publication Number | Publication Date |
---|---|
JPH0492096U true JPH0492096U (en) | 1992-08-11 |
JPH077431Y2 JPH077431Y2 (en) | 1995-02-22 |
Family
ID=31884081
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP40709290U Expired - Lifetime JPH077431Y2 (en) | 1990-12-27 | 1990-12-27 | Drainage device for drilling return water containing pressurized water |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH077431Y2 (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2012207471A (en) * | 2011-03-30 | 2012-10-25 | Japan Drilling Co Ltd | Excavation method of underground hole and device therefor |
-
1990
- 1990-12-27 JP JP40709290U patent/JPH077431Y2/en not_active Expired - Lifetime
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2012207471A (en) * | 2011-03-30 | 2012-10-25 | Japan Drilling Co Ltd | Excavation method of underground hole and device therefor |
Also Published As
Publication number | Publication date |
---|---|
JPH077431Y2 (en) | 1995-02-22 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
EXPY | Cancellation because of completion of term |