JPS645631U - - Google Patents
Info
- Publication number
- JPS645631U JPS645631U JP10144687U JP10144687U JPS645631U JP S645631 U JPS645631 U JP S645631U JP 10144687 U JP10144687 U JP 10144687U JP 10144687 U JP10144687 U JP 10144687U JP S645631 U JPS645631 U JP S645631U
- Authority
- JP
- Japan
- Prior art keywords
- soil
- sheath tube
- airway
- outer end
- covering
- 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.)
- Granted
Links
- 239000002689 soil Substances 0.000 claims description 11
- 230000001877 deodorizing effect Effects 0.000 claims description 4
- 238000007789 sealing Methods 0.000 claims description 2
- 238000000034 method Methods 0.000 claims 1
Landscapes
- Treating Waste Gases (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10144687U JPH031055Y2 (it) | 1987-07-01 | 1987-07-01 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10144687U JPH031055Y2 (it) | 1987-07-01 | 1987-07-01 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS645631U true JPS645631U (it) | 1989-01-12 |
| JPH031055Y2 JPH031055Y2 (it) | 1991-01-14 |
Family
ID=31330448
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10144687U Expired JPH031055Y2 (it) | 1987-07-01 | 1987-07-01 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH031055Y2 (it) |
-
1987
- 1987-07-01 JP JP10144687U patent/JPH031055Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPH031055Y2 (it) | 1991-01-14 |