JPH0355676Y2 - - Google Patents
Info
- Publication number
- JPH0355676Y2 JPH0355676Y2 JP8594186U JP8594186U JPH0355676Y2 JP H0355676 Y2 JPH0355676 Y2 JP H0355676Y2 JP 8594186 U JP8594186 U JP 8594186U JP 8594186 U JP8594186 U JP 8594186U JP H0355676 Y2 JPH0355676 Y2 JP H0355676Y2
- Authority
- JP
- Japan
- Prior art keywords
- mud
- bypass
- passage
- piston
- pipe
- 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.)
- Expired
Links
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 38
- 238000011144 upstream manufacturing Methods 0.000 claims description 8
- 230000000903 blocking effect Effects 0.000 claims description 6
- 239000003657 drainage water Substances 0.000 claims 1
- 239000010802 sludge Substances 0.000 description 4
- 238000009412 basement excavation Methods 0.000 description 2
- 238000004891 communication Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000002351 wastewater Substances 0.000 description 2
- 238000007796 conventional method Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
Landscapes
- Excavating Of Shafts Or Tunnels (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8594186U JPH0355676Y2 (enrdf_load_stackoverflow) | 1986-06-05 | 1986-06-05 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8594186U JPH0355676Y2 (enrdf_load_stackoverflow) | 1986-06-05 | 1986-06-05 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS62200793U JPS62200793U (enrdf_load_stackoverflow) | 1987-12-21 |
| JPH0355676Y2 true JPH0355676Y2 (enrdf_load_stackoverflow) | 1991-12-11 |
Family
ID=30941802
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8594186U Expired JPH0355676Y2 (enrdf_load_stackoverflow) | 1986-06-05 | 1986-06-05 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0355676Y2 (enrdf_load_stackoverflow) |
-
1986
- 1986-06-05 JP JP8594186U patent/JPH0355676Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS62200793U (enrdf_load_stackoverflow) | 1987-12-21 |
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