JPH01102287U - - Google Patents
Info
- Publication number
- JPH01102287U JPH01102287U JP19574087U JP19574087U JPH01102287U JP H01102287 U JPH01102287 U JP H01102287U JP 19574087 U JP19574087 U JP 19574087U JP 19574087 U JP19574087 U JP 19574087U JP H01102287 U JPH01102287 U JP H01102287U
- Authority
- JP
- Japan
- Prior art keywords
- buried pipe
- towable
- plastic
- membrane
- item
- 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
- 238000010276 construction Methods 0.000 claims 1
- 239000011888 foil Substances 0.000 claims 1
- 239000012528 membrane Substances 0.000 claims 1
- 239000002184 metal Substances 0.000 claims 1
- 239000004033 plastic Substances 0.000 claims 1
- 239000002985 plastic film Substances 0.000 claims 1
- -1 wire mesh Substances 0.000 claims 1
- 239000002759 woven fabric Substances 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Excavating Of Shafts Or Tunnels (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19574087U JPH01102287U (ru) | 1987-12-25 | 1987-12-25 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19574087U JPH01102287U (ru) | 1987-12-25 | 1987-12-25 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01102287U true JPH01102287U (ru) | 1989-07-10 |
Family
ID=31486400
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP19574087U Pending JPH01102287U (ru) | 1987-12-25 | 1987-12-25 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01102287U (ru) |
-
1987
- 1987-12-25 JP JP19574087U patent/JPH01102287U/ja active Pending