JPS63104490U - - Google Patents
Info
- Publication number
- JPS63104490U JPS63104490U JP19672486U JP19672486U JPS63104490U JP S63104490 U JPS63104490 U JP S63104490U JP 19672486 U JP19672486 U JP 19672486U JP 19672486 U JP19672486 U JP 19672486U JP S63104490 U JPS63104490 U JP S63104490U
- Authority
- JP
- Japan
- Prior art keywords
- material injection
- check valve
- jack
- driving
- muddy material
- 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
- 238000002347 injection Methods 0.000 claims description 11
- 239000007924 injection Substances 0.000 claims description 11
- 239000000463 material Substances 0.000 claims description 9
- 238000010586 diagram Methods 0.000 description 2
- 239000000126 substance Substances 0.000 description 1
Landscapes
- Excavating Of Shafts Or Tunnels (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19672486U JPS63104490U (no) | 1986-12-23 | 1986-12-23 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19672486U JPS63104490U (no) | 1986-12-23 | 1986-12-23 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS63104490U true JPS63104490U (no) | 1988-07-06 |
Family
ID=31155805
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP19672486U Pending JPS63104490U (no) | 1986-12-23 | 1986-12-23 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63104490U (no) |
-
1986
- 1986-12-23 JP JP19672486U patent/JPS63104490U/ja active Pending