二重管継手及び二重管継手の製造方法

Title:

二重管継手及び二重管継手の製造方法

Document Type and Number:

Japanese Patent JP7416590

Kind Code:

B2

Abstract:

To provide a double tube joint that can be produced easily.SOLUTION: A double tube joint 11 has inner piping 12, and outer piping 16 that covers the radially outside of the inner piping 12. Between the inner piping 12 and outer piping 16, formed is a hollow heat insulation part 17. The outer piping 16 is formed by combining a plurality of division pieces 28A.SELECTED DRAWING: Figure 2

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Inventors:

Hiroaki Hanaki

Application Number:

JP2019163595A

Publication Date:

January 17, 2024

Filing Date:

September 09, 2019

Export Citation:

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Assignee:

Sekisui Chemical Co.,Ltd.

International Classes:

F16L39/00; F16L41/02; F16L43/00

Domestic Patent References:

JP11094188A
JP2012215474A
JP4004395A

Attorney, Agent or Firm:

Kazuzumi Nishizawa
Yuichiro Kawagoe
Makiko Otsuki
Hiroshi Yamaguchi

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