JPH01180086U - - Google Patents
Info
- Publication number
- JPH01180086U JPH01180086U JP7620988U JP7620988U JPH01180086U JP H01180086 U JPH01180086 U JP H01180086U JP 7620988 U JP7620988 U JP 7620988U JP 7620988 U JP7620988 U JP 7620988U JP H01180086 U JPH01180086 U JP H01180086U
- Authority
- JP
- Japan
- Prior art keywords
- pipe
- foam
- joints
- coated
- sides
- 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
- 239000006260 foam Substances 0.000 claims description 3
- 239000000919 ceramic Substances 0.000 claims description 2
- 229920006328 Styrofoam Polymers 0.000 claims 1
- 230000002093 peripheral effect Effects 0.000 claims 1
- 239000008261 styrofoam Substances 0.000 claims 1
Landscapes
- Sewage (AREA)
- Rigid Pipes And Flexible Pipes (AREA)
- Lining Or Joining Of Plastics Or The Like (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7620988U JPH01180086U (ko) | 1988-06-08 | 1988-06-08 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7620988U JPH01180086U (ko) | 1988-06-08 | 1988-06-08 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01180086U true JPH01180086U (ko) | 1989-12-25 |
Family
ID=31301250
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7620988U Pending JPH01180086U (ko) | 1988-06-08 | 1988-06-08 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01180086U (ko) |
-
1988
- 1988-06-08 JP JP7620988U patent/JPH01180086U/ja active Pending