JPS61119692U - - Google Patents
Info
- Publication number
- JPS61119692U JPS61119692U JP329385U JP329385U JPS61119692U JP S61119692 U JPS61119692 U JP S61119692U JP 329385 U JP329385 U JP 329385U JP 329385 U JP329385 U JP 329385U JP S61119692 U JPS61119692 U JP S61119692U
- Authority
- JP
- Japan
- Prior art keywords
- insulating layer
- plastic
- tubular body
- discontinuity
- extrusion
- 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
- 238000001125 extrusion Methods 0.000 claims 1
- 238000009413 insulation Methods 0.000 description 1
- 239000010410 layer Substances 0.000 description 1
- 239000011241 protective layer Substances 0.000 description 1
Landscapes
- Thermal Insulation (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP329385U JPH0315917Y2 (en]) | 1985-01-14 | 1985-01-14 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP329385U JPH0315917Y2 (en]) | 1985-01-14 | 1985-01-14 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS61119692U true JPS61119692U (en]) | 1986-07-28 |
| JPH0315917Y2 JPH0315917Y2 (en]) | 1991-04-05 |
Family
ID=30477784
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP329385U Expired JPH0315917Y2 (en]) | 1985-01-14 | 1985-01-14 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0315917Y2 (en]) |
-
1985
- 1985-01-14 JP JP329385U patent/JPH0315917Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0315917Y2 (en]) | 1991-04-05 |