JPS6335765B2 - - Google Patents
Info
- Publication number
- JPS6335765B2 JPS6335765B2 JP23049683A JP23049683A JPS6335765B2 JP S6335765 B2 JPS6335765 B2 JP S6335765B2 JP 23049683 A JP23049683 A JP 23049683A JP 23049683 A JP23049683 A JP 23049683A JP S6335765 B2 JPS6335765 B2 JP S6335765B2
- Authority
- JP
- Japan
- Prior art keywords
- drainage
- block
- water
- perforated
- present
- 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 10
- 239000011368 organic material Substances 0.000 claims description 7
- 239000002689 soil Substances 0.000 claims description 6
- 235000007164 Oryza sativa Nutrition 0.000 claims description 4
- 239000010903 husk Substances 0.000 claims description 4
- 235000009566 rice Nutrition 0.000 claims description 4
- 241000894006 Bacteria Species 0.000 claims description 3
- 239000002253 acid Substances 0.000 claims description 3
- 150000007513 acids Chemical class 0.000 claims description 3
- 239000004568 cement Substances 0.000 claims description 3
- 238000000465 moulding Methods 0.000 claims description 3
- 240000007594 Oryza sativa Species 0.000 claims 1
- 239000004576 sand Substances 0.000 description 4
- 241000209094 Oryza Species 0.000 description 3
- 230000035699 permeability Effects 0.000 description 3
- 241001070941 Castanea Species 0.000 description 2
- 235000014036 Castanea Nutrition 0.000 description 2
- 241000196324 Embryophyta Species 0.000 description 2
- 241000237502 Ostreidae Species 0.000 description 2
- 239000004927 clay Substances 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000004898 kneading Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 235000020636 oyster Nutrition 0.000 description 2
- 239000010451 perlite Substances 0.000 description 2
- 235000019362 perlite Nutrition 0.000 description 2
- 230000008635 plant growth Effects 0.000 description 2
- 239000008262 pumice Substances 0.000 description 2
- 239000004575 stone Substances 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000002262 irrigation Effects 0.000 description 1
- 238000003973 irrigation Methods 0.000 description 1
- 238000006386 neutralization reaction Methods 0.000 description 1
- 239000002420 orchard Substances 0.000 description 1
- 239000003895 organic fertilizer Substances 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
- 125000000391 vinyl group Chemical group [H]C([*])=C([H])[H] 0.000 description 1
- 229920002554 vinyl polymer Polymers 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02B—HYDRAULIC ENGINEERING
- E02B11/00—Drainage of soil, e.g. for agricultural purposes
- E02B11/005—Drainage conduits
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Agronomy & Crop Science (AREA)
- Mechanical Engineering (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Sewage (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP23049683A JPS60123613A (ja) | 1983-12-08 | 1983-12-08 | 排水用ブロツク |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP23049683A JPS60123613A (ja) | 1983-12-08 | 1983-12-08 | 排水用ブロツク |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS60123613A JPS60123613A (ja) | 1985-07-02 |
| JPS6335765B2 true JPS6335765B2 (enrdf_load_stackoverflow) | 1988-07-18 |
Family
ID=16908678
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP23049683A Granted JPS60123613A (ja) | 1983-12-08 | 1983-12-08 | 排水用ブロツク |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS60123613A (enrdf_load_stackoverflow) |
-
1983
- 1983-12-08 JP JP23049683A patent/JPS60123613A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS60123613A (ja) | 1985-07-02 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| LAPS | Cancellation because of no payment of annual fees |