JPH0444938B2 - - Google Patents

Info

Publication number
JPH0444938B2
JPH0444938B2 JP58156962A JP15696283A JPH0444938B2 JP H0444938 B2 JPH0444938 B2 JP H0444938B2 JP 58156962 A JP58156962 A JP 58156962A JP 15696283 A JP15696283 A JP 15696283A JP H0444938 B2 JPH0444938 B2 JP H0444938B2
Authority
JP
Japan
Prior art keywords
pipe
gas
elastic seal
hole
gas conduit
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.)
Expired - Lifetime
Application number
JP58156962A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6047935A (ja
Inventor
Ryoichi Hasegawa
Shinji Ashida
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Osaka Gas Co Ltd
Original Assignee
Osaka Gas Co Ltd
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 Osaka Gas Co Ltd filed Critical Osaka Gas Co Ltd
Priority to JP58156962A priority Critical patent/JPS6047935A/ja
Publication of JPS6047935A publication Critical patent/JPS6047935A/ja
Publication of JPH0444938B2 publication Critical patent/JPH0444938B2/ja
Granted legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L55/00—Devices or appurtenances for use in, or in connection with, pipes or pipe systems
    • F16L55/10—Means for stopping flow in pipes or hoses
    • F16L55/12—Means for stopping flow in pipes or hoses by introducing into the pipe a member expandable in situ
    • F16L55/128—Means for stopping flow in pipes or hoses by introducing into the pipe a member expandable in situ introduced axially into the pipe or hose
    • F16L55/1283—Plugging pig
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L55/00—Devices or appurtenances for use in, or in connection with, pipes or pipe systems
    • F16L55/10—Means for stopping flow in pipes or hoses
    • F16L55/12—Means for stopping flow in pipes or hoses by introducing into the pipe a member expandable in situ
    • F16L55/124—Means for stopping flow in pipes or hoses by introducing into the pipe a member expandable in situ introduced radially into the pipe or hose

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
  • Examining Or Testing Airtightness (AREA)
  • Pipe Accessories (AREA)
JP58156962A 1983-08-26 1983-08-26 ガス導管の管末閉塞処理工法 Granted JPS6047935A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP58156962A JPS6047935A (ja) 1983-08-26 1983-08-26 ガス導管の管末閉塞処理工法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP58156962A JPS6047935A (ja) 1983-08-26 1983-08-26 ガス導管の管末閉塞処理工法

Publications (2)

Publication Number Publication Date
JPS6047935A JPS6047935A (ja) 1985-03-15
JPH0444938B2 true JPH0444938B2 (enExample) 1992-07-23

Family

ID=15639118

Family Applications (1)

Application Number Title Priority Date Filing Date
JP58156962A Granted JPS6047935A (ja) 1983-08-26 1983-08-26 ガス導管の管末閉塞処理工法

Country Status (1)

Country Link
JP (1) JPS6047935A (enExample)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH04107600U (ja) * 1991-03-01 1992-09-17 日本鋼管株式会社 可燃性物管内の残存ガスのシール治具

Also Published As

Publication number Publication date
JPS6047935A (ja) 1985-03-15

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Legal Events

Date Code Title Description
LAPS Cancellation because of no payment of annual fees