JPH02108797U - - Google Patents
Info
- Publication number
- JPH02108797U JPH02108797U JP1641689U JP1641689U JPH02108797U JP H02108797 U JPH02108797 U JP H02108797U JP 1641689 U JP1641689 U JP 1641689U JP 1641689 U JP1641689 U JP 1641689U JP H02108797 U JPH02108797 U JP H02108797U
- Authority
- JP
- Japan
- Prior art keywords
- septic tank
- manhole
- air pump
- partially enlarged
- air
- 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
- 239000010865 sewage Substances 0.000 claims 1
- 230000037431 insertion Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 239000002351 wastewater Substances 0.000 description 1
Landscapes
- Treatment Of Biological Wastes In General (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1641689U JPH02108797U (en)van) | 1989-02-15 | 1989-02-15 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1641689U JPH02108797U (en)van) | 1989-02-15 | 1989-02-15 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH02108797U true JPH02108797U (en)van) | 1990-08-29 |
Family
ID=31229334
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1641689U Pending JPH02108797U (en)van) | 1989-02-15 | 1989-02-15 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH02108797U (en)van) |
-
1989
- 1989-02-15 JP JP1641689U patent/JPH02108797U/ja active Pending