JPS62125178U - - Google Patents
Info
- Publication number
- JPS62125178U JPS62125178U JP1291086U JP1291086U JPS62125178U JP S62125178 U JPS62125178 U JP S62125178U JP 1291086 U JP1291086 U JP 1291086U JP 1291086 U JP1291086 U JP 1291086U JP S62125178 U JPS62125178 U JP S62125178U
- Authority
- JP
- Japan
- Prior art keywords
- drainage device
- clay
- pipe
- layer made
- impermeable layer
- 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
- 239000003245 coal Substances 0.000 claims description 3
- 239000004927 clay Substances 0.000 claims 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims 2
- 239000000463 material Substances 0.000 claims 1
- 239000000843 powder Substances 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Sewage (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1291086U JPS62125178U (da) | 1986-01-30 | 1986-01-30 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1291086U JPS62125178U (da) | 1986-01-30 | 1986-01-30 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS62125178U true JPS62125178U (da) | 1987-08-08 |
Family
ID=30801477
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1291086U Pending JPS62125178U (da) | 1986-01-30 | 1986-01-30 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS62125178U (da) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS54158006A (en) * | 1978-06-01 | 1979-12-13 | Kubota Ltd | Method of executing burying collecting and drainage duct |
-
1986
- 1986-01-30 JP JP1291086U patent/JPS62125178U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS54158006A (en) * | 1978-06-01 | 1979-12-13 | Kubota Ltd | Method of executing burying collecting and drainage duct |
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