JPS6167488U - - Google Patents
Info
- Publication number
- JPS6167488U JPS6167488U JP15222484U JP15222484U JPS6167488U JP S6167488 U JPS6167488 U JP S6167488U JP 15222484 U JP15222484 U JP 15222484U JP 15222484 U JP15222484 U JP 15222484U JP S6167488 U JPS6167488 U JP S6167488U
- Authority
- JP
- Japan
- Prior art keywords
- propulsion tube
- molecular weight
- high molecular
- weight polyethylene
- ultra
- 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
- 239000004699 Ultra-high molecular weight polyethylene Substances 0.000 claims description 2
- 229920000785 ultra high molecular weight polyethylene Polymers 0.000 claims description 2
- 230000002093 peripheral effect Effects 0.000 claims 1
Landscapes
- Excavating Of Shafts Or Tunnels (AREA)
- Rigid Pipes And Flexible Pipes (AREA)
Description
第１図は本考案に係る推進管の一実施例を示す
正面図、第２図はその縦断側面図、第３図は本考
案に係る推進管の他の実施例を示す部分拡大縦断
面図である。 １……コンクリート管本体、２……超高分子量
ポリエチレンシート。
正面図、第２図はその縦断側面図、第３図は本考
案に係る推進管の他の実施例を示す部分拡大縦断
面図である。 １……コンクリート管本体、２……超高分子量
ポリエチレンシート。
Claims (1)
- 推進管本体の外周面に、超高分子量ポリエチレ
ンを層着してなることを特徴とする推進管。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15222484U JPS6167488U (ja) | 1984-10-11 | 1984-10-11 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15222484U JPS6167488U (ja) | 1984-10-11 | 1984-10-11 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6167488U true JPS6167488U (ja) | 1986-05-09 |
Family
ID=30710296
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP15222484U Pending JPS6167488U (ja) | 1984-10-11 | 1984-10-11 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6167488U (ja) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS52103717A (en) * | 1976-02-27 | 1977-08-31 | Mitsui Petrochemical Ind | Fibroid cement pipe and manufacturing method of it |
-
1984
- 1984-10-11 JP JP15222484U patent/JPS6167488U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS52103717A (en) * | 1976-02-27 | 1977-08-31 | Mitsui Petrochemical Ind | Fibroid cement pipe and manufacturing method of it |