JPH01132890U - - Google Patents
Info
- Publication number
- JPH01132890U JPH01132890U JP1414788U JP1414788U JPH01132890U JP H01132890 U JPH01132890 U JP H01132890U JP 1414788 U JP1414788 U JP 1414788U JP 1414788 U JP1414788 U JP 1414788U JP H01132890 U JPH01132890 U JP H01132890U
- Authority
- JP
- Japan
- Prior art keywords
- synthetic resin
- pipe
- pressure
- underground burial
- thin metal
- 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
- 230000003014 reinforcing effect Effects 0.000 claims description 7
- 229920003002 synthetic resin Polymers 0.000 claims 9
- 239000000057 synthetic resin Substances 0.000 claims 9
- 238000009933 burial Methods 0.000 claims 4
- 239000002184 metal Substances 0.000 claims 4
- BZHJMEDXRYGGRV-UHFFFAOYSA-N Vinyl chloride Chemical compound ClC=C BZHJMEDXRYGGRV-UHFFFAOYSA-N 0.000 claims 1
- 239000000463 material Substances 0.000 claims 1
- 229920000098 polyolefin Polymers 0.000 claims 1
Landscapes
- Rigid Pipes And Flexible Pipes (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1414788U JPH01132890U (sv) | 1988-02-03 | 1988-02-03 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1414788U JPH01132890U (sv) | 1988-02-03 | 1988-02-03 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01132890U true JPH01132890U (sv) | 1989-09-08 |
Family
ID=31225086
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1414788U Pending JPH01132890U (sv) | 1988-02-03 | 1988-02-03 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01132890U (sv) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5315218A (en) * | 1976-07-28 | 1978-02-10 | Hitachi Ltd | Steel ingot casting method and composite steel ingot mould |
-
1988
- 1988-02-03 JP JP1414788U patent/JPH01132890U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5315218A (en) * | 1976-07-28 | 1978-02-10 | Hitachi Ltd | Steel ingot casting method and composite steel ingot mould |