JPS6176888U - - Google Patents
Info
- Publication number
- JPS6176888U JPS6176888U JP15974384U JP15974384U JPS6176888U JP S6176888 U JPS6176888 U JP S6176888U JP 15974384 U JP15974384 U JP 15974384U JP 15974384 U JP15974384 U JP 15974384U JP S6176888 U JPS6176888 U JP S6176888U
- Authority
- JP
- Japan
- Prior art keywords
- excavation
- underwater
- side chamber
- pull
- tube
- 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.)
- Granted
Links
- 238000009412 basement excavation Methods 0.000 claims description 6
- 239000012530 fluid Substances 0.000 claims description 3
- 238000005553 drilling Methods 0.000 description 1
Landscapes
- Earth Drilling (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP15974384U JPH0230549Y2 (ko) | 1984-10-24 | 1984-10-24 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP15974384U JPH0230549Y2 (ko) | 1984-10-24 | 1984-10-24 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS6176888U true JPS6176888U (ko) | 1986-05-23 |
JPH0230549Y2 JPH0230549Y2 (ko) | 1990-08-16 |
Family
ID=30717690
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP15974384U Expired JPH0230549Y2 (ko) | 1984-10-24 | 1984-10-24 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH0230549Y2 (ko) |
-
1984
- 1984-10-24 JP JP15974384U patent/JPH0230549Y2/ja not_active Expired
Also Published As
Publication number | Publication date |
---|---|
JPH0230549Y2 (ko) | 1990-08-16 |