JPH01156711U - - Google Patents
Info
- Publication number
- JPH01156711U JPH01156711U JP5154088U JP5154088U JPH01156711U JP H01156711 U JPH01156711 U JP H01156711U JP 5154088 U JP5154088 U JP 5154088U JP 5154088 U JP5154088 U JP 5154088U JP H01156711 U JPH01156711 U JP H01156711U
- Authority
- JP
- Japan
- Prior art keywords
- raw water
- sand filter
- water
- sand
- supply port
- 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
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 20
- 239000004576 sand Substances 0.000 claims description 13
- 230000005540 biological transmission Effects 0.000 claims 1
- 239000003344 environmental pollutant Substances 0.000 claims 1
- 231100000719 pollutant Toxicity 0.000 claims 1
- 238000005406 washing Methods 0.000 description 2
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5154088U JPH01156711U (en]) | 1988-04-19 | 1988-04-19 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5154088U JPH01156711U (en]) | 1988-04-19 | 1988-04-19 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01156711U true JPH01156711U (en]) | 1989-10-27 |
Family
ID=31277562
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP5154088U Pending JPH01156711U (en]) | 1988-04-19 | 1988-04-19 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01156711U (en]) |
-
1988
- 1988-04-19 JP JP5154088U patent/JPH01156711U/ja active Pending