JPH01149950U - - Google Patents
Info
- Publication number
- JPH01149950U JPH01149950U JP4871188U JP4871188U JPH01149950U JP H01149950 U JPH01149950 U JP H01149950U JP 4871188 U JP4871188 U JP 4871188U JP 4871188 U JP4871188 U JP 4871188U JP H01149950 U JPH01149950 U JP H01149950U
- Authority
- JP
- Japan
- Prior art keywords
- cover part
- gravel
- adapter
- pump
- cover
- 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
- 238000003756 stirring Methods 0.000 claims description 7
- 239000000356 contaminant Substances 0.000 claims 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims 3
- 241000251468 Actinopterygii Species 0.000 claims 2
- 230000000384 rearing effect Effects 0.000 claims 2
- 239000004576 sand Substances 0.000 claims 2
- 239000003344 environmental pollutant Substances 0.000 claims 1
- 231100000719 pollutant Toxicity 0.000 claims 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
Landscapes
- Farming Of Fish And Shellfish (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4871188U JPH01149950U (ar) | 1988-04-11 | 1988-04-11 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4871188U JPH01149950U (ar) | 1988-04-11 | 1988-04-11 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01149950U true JPH01149950U (ar) | 1989-10-17 |
Family
ID=31274846
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4871188U Pending JPH01149950U (ar) | 1988-04-11 | 1988-04-11 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01149950U (ar) |
-
1988
- 1988-04-11 JP JP4871188U patent/JPH01149950U/ja active Pending