JPH02110786U - - Google Patents
Info
- Publication number
- JPH02110786U JPH02110786U JP1904389U JP1904389U JPH02110786U JP H02110786 U JPH02110786 U JP H02110786U JP 1904389 U JP1904389 U JP 1904389U JP 1904389 U JP1904389 U JP 1904389U JP H02110786 U JPH02110786 U JP H02110786U
- Authority
- JP
- Japan
- Prior art keywords
- pipe
- reinforced concrete
- ceramic
- outside
- concrete pipe
- 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
- 239000000919 ceramic Substances 0.000 claims description 7
- 239000011150 reinforced concrete Substances 0.000 claims description 6
- PPBRXRYQALVLMV-UHFFFAOYSA-N Styrene Chemical compound C=CC1=CC=CC=C1 PPBRXRYQALVLMV-UHFFFAOYSA-N 0.000 claims description 4
- 239000000463 material Substances 0.000 claims description 3
- 239000006260 foam Substances 0.000 claims description 2
- 239000004567 concrete Substances 0.000 description 1
Landscapes
- Rigid Pipes And Flexible Pipes (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1904389U JPH02110786U (en, 2012) | 1989-02-21 | 1989-02-21 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1904389U JPH02110786U (en, 2012) | 1989-02-21 | 1989-02-21 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH02110786U true JPH02110786U (en, 2012) | 1990-09-05 |
Family
ID=31234208
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1904389U Pending JPH02110786U (en, 2012) | 1989-02-21 | 1989-02-21 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH02110786U (en, 2012) |
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1989
- 1989-02-21 JP JP1904389U patent/JPH02110786U/ja active Pending