AU444994B2 - Pipeline plugging pig and method for temporarily plugging pipelines - Google Patents

Pipeline plugging pig and method for temporarily plugging pipelines

Info

Publication number
AU444994B2
AU444994B2 AU13046/70A AU1304670A AU444994B2 AU 444994 B2 AU444994 B2 AU 444994B2 AU 13046/70 A AU13046/70 A AU 13046/70A AU 1304670 A AU1304670 A AU 1304670A AU 444994 B2 AU444994 B2 AU 444994B2
Authority
AU
Australia
Prior art keywords
plugging
pipelines
pig
temporarily
pipeline
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
Application number
AU13046/70A
Other versions
AU1304670A (en
Inventor
A. Sawyer Willard
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.)
SAWYER WILLARD A
Original Assignee
SAWYER WILLARD A
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 SAWYER WILLARD A filed Critical SAWYER WILLARD A
Priority to AU13046/70A priority Critical patent/AU444994B2/en
Publication of AU1304670A publication Critical patent/AU1304670A/en
Application granted granted Critical
Publication of AU444994B2 publication Critical patent/AU444994B2/en
Expired 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 from or in pipes or hoses
    • F16L55/12—Means for stopping flow from or in pipes or hoses by introducing into the pipe a member expandable in situ
    • F16L55/128—Means for stopping flow from or 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

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
AU13046/70A 1970-03-25 1970-03-25 Pipeline plugging pig and method for temporarily plugging pipelines Expired AU444994B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
AU13046/70A AU444994B2 (en) 1970-03-25 1970-03-25 Pipeline plugging pig and method for temporarily plugging pipelines

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AU13046/70A AU444994B2 (en) 1970-03-25 1970-03-25 Pipeline plugging pig and method for temporarily plugging pipelines

Publications (2)

Publication Number Publication Date
AU1304670A AU1304670A (en) 1971-09-30
AU444994B2 true AU444994B2 (en) 1974-01-25

Family

ID=3703419

Family Applications (1)

Application Number Title Priority Date Filing Date
AU13046/70A Expired AU444994B2 (en) 1970-03-25 1970-03-25 Pipeline plugging pig and method for temporarily plugging pipelines

Country Status (1)

Country Link
AU (1) AU444994B2 (en)

Also Published As

Publication number Publication date
AU1304670A (en) 1971-09-30

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