JPS6384493U - - Google Patents
Info
- Publication number
- JPS6384493U JPS6384493U JP17947986U JP17947986U JPS6384493U JP S6384493 U JPS6384493 U JP S6384493U JP 17947986 U JP17947986 U JP 17947986U JP 17947986 U JP17947986 U JP 17947986U JP S6384493 U JPS6384493 U JP S6384493U
- Authority
- JP
- Japan
- Prior art keywords
- pipe
- sealed
- outer pipe
- utility
- model registration
- 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
- 239000011810 insulating material Substances 0.000 claims 1
- 239000000843 powder Substances 0.000 claims 1
- 238000007789 sealing Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Thermal Insulation (AREA)
Description
第1図はこの考案の実施例の要部断面図、第2
図〜第5図は従来例の説明図である。
図〜第5図は従来例の説明図である。
Claims (1)
- 【実用新案登録請求の範囲】 (1) 内外管より成る二重管の管端部における内
外管壁の間の開口部が耐圧強度を有する密閉板で
密閉され、前記内外管壁間の密閉空間には多孔質
無機質粉体が断熱材として圧密充填されて成るこ
とを特徴とする断熱管。 (2) 密閉空間が真空化されて成る実用新案登録
請求の範囲第1項記載の断熱管。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP17947986U JPS6384493U (ja) | 1986-11-20 | 1986-11-20 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP17947986U JPS6384493U (ja) | 1986-11-20 | 1986-11-20 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS6384493U true JPS6384493U (ja) | 1988-06-02 |
Family
ID=31122578
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP17947986U Pending JPS6384493U (ja) | 1986-11-20 | 1986-11-20 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS6384493U (ja) |
-
1986
- 1986-11-20 JP JP17947986U patent/JPS6384493U/ja active Pending