JPS6111311Y2 - - Google Patents
Info
- Publication number
- JPS6111311Y2 JPS6111311Y2 JP4642881U JP4642881U JPS6111311Y2 JP S6111311 Y2 JPS6111311 Y2 JP S6111311Y2 JP 4642881 U JP4642881 U JP 4642881U JP 4642881 U JP4642881 U JP 4642881U JP S6111311 Y2 JPS6111311 Y2 JP S6111311Y2
- Authority
- JP
- Japan
- Prior art keywords
- drain pipe
- pipes
- drainage
- circumferential surface
- drain
- 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 9
- 239000002689 soil Substances 0.000 description 5
- 238000005253 cladding Methods 0.000 description 3
- 238000010276 construction Methods 0.000 description 3
- 241000196324 Embryophyta Species 0.000 description 2
- 229910052571 earthenware Inorganic materials 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 2
- 239000012466 permeate Substances 0.000 description 2
- 240000007594 Oryza sativa Species 0.000 description 1
- 235000007164 Oryza sativa Nutrition 0.000 description 1
- 239000003657 drainage water Substances 0.000 description 1
- 230000008014 freezing Effects 0.000 description 1
- 238000007710 freezing Methods 0.000 description 1
- 239000003673 groundwater Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 235000009566 rice Nutrition 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 125000006850 spacer group Chemical group 0.000 description 1
- 239000010902 straw Substances 0.000 description 1
- 239000002351 wastewater Substances 0.000 description 1
Landscapes
- Investigation Of Foundation Soil And Reinforcement Of Foundation Soil By Compacting Or Drainage (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4642881U JPS6111311Y2 (en, 2012) | 1981-04-02 | 1981-04-02 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4642881U JPS6111311Y2 (en, 2012) | 1981-04-02 | 1981-04-02 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS57160332U JPS57160332U (en, 2012) | 1982-10-08 |
| JPS6111311Y2 true JPS6111311Y2 (en, 2012) | 1986-04-10 |
Family
ID=29843277
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4642881U Expired JPS6111311Y2 (en, 2012) | 1981-04-02 | 1981-04-02 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6111311Y2 (en, 2012) |
-
1981
- 1981-04-02 JP JP4642881U patent/JPS6111311Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS57160332U (en, 2012) | 1982-10-08 |
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