JPS6119178U - Flammable gas leak prevention device in low-temperature piping systems - Google Patents

Flammable gas leak prevention device in low-temperature piping systems

Info

Publication number
JPS6119178U
JPS6119178U JP10313184U JP10313184U JPS6119178U JP S6119178 U JPS6119178 U JP S6119178U JP 10313184 U JP10313184 U JP 10313184U JP 10313184 U JP10313184 U JP 10313184U JP S6119178 U JPS6119178 U JP S6119178U
Authority
JP
Japan
Prior art keywords
flammable gas
low
prevention device
gas leak
piping systems
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
Application number
JP10313184U
Other languages
Japanese (ja)
Inventor
敏広 藤原
理 中森
六朗 三沢
Original Assignee
日本鋼管株式会社
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by 日本鋼管株式会社 filed Critical 日本鋼管株式会社
Priority to JP10313184U priority Critical patent/JPS6119178U/en
Publication of JPS6119178U publication Critical patent/JPS6119178U/en
Pending legal-status Critical Current

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Landscapes

  • Valve Housings (AREA)
  • Pipeline Systems (AREA)

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

【図面の簡単な説明】[Brief explanation of the drawing]

第１図は本考案実施例の要部を示す断面図、第２図はパ
ージ配管の接続例を示す模式図である。 １：弁箱、５：弁体、８：メンテナンスホ−ル、１０：
シール部、１１：気密カバー、１２：室、１３：パージ
配管、１７：排出管。FIG. 1 is a sectional view showing a main part of an embodiment of the present invention, and FIG. 2 is a schematic diagram showing an example of connection of purge piping. 1: Valve box, 5: Valve body, 8: Maintenance hole, 10:
Seal part, 11: Airtight cover, 12: Chamber, 13: Purge pipe, 17: Discharge pipe.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] ＬＮＧ等が流れる低温配管、系に設けた弁のメンテナン
スホールのシール部を気密カバーで密閉すると共に、該
気密カバーで形成する室と可燃性ガス排出管とをパージ
配管で接続してなる低温配管系における可燃性タスの漏
洩防止装置。Low-temperature piping through which LNG, etc. flows, the seal part of the maintenance hole of the valve provided in the system is sealed with an airtight cover, and the chamber formed by the airtight cover is connected to the flammable gas exhaust pipe with a purge piping. A device to prevent the leakage of flammable gas in the system.
JP10313184U 1984-07-10 1984-07-10 Flammable gas leak prevention device in low-temperature piping systems Pending JPS6119178U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP10313184U JPS6119178U (en) 1984-07-10 1984-07-10 Flammable gas leak prevention device in low-temperature piping systems

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP10313184U JPS6119178U (en) 1984-07-10 1984-07-10 Flammable gas leak prevention device in low-temperature piping systems

Publications (1)

Publication Number Publication Date
JPS6119178U true JPS6119178U (en) 1986-02-04

Family

ID=30662524

Family Applications (1)

Application Number Title Priority Date Filing Date
JP10313184U Pending JPS6119178U (en) 1984-07-10 1984-07-10 Flammable gas leak prevention device in low-temperature piping systems

Country Status (1)

Country Link
JP (1) JPS6119178U (en)

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