GB2215805B - Displaceable valve assembly - Google Patents

Displaceable valve assembly

Info

Publication number
GB2215805B
GB2215805B GB8900638A GB8900638A GB2215805B GB 2215805 B GB2215805 B GB 2215805B GB 8900638 A GB8900638 A GB 8900638A GB 8900638 A GB8900638 A GB 8900638A GB 2215805 B GB2215805 B GB 2215805B
Authority
GB
United Kingdom
Prior art keywords
valve assembly
displaceable valve
displaceable
assembly
valve
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 - Fee Related
Application number
GB8900638A
Other versions
GB2215805A (en
GB8900638D0 (en
Inventor
John James Mccafferty
Stephen John Suddell
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.)
FORSAC Ltd
Original Assignee
FORSAC 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 FORSAC Ltd filed Critical FORSAC Ltd
Publication of GB8900638D0 publication Critical patent/GB8900638D0/en
Publication of GB2215805A publication Critical patent/GB2215805A/en
Application granted granted Critical
Publication of GB2215805B publication Critical patent/GB2215805B/en
Anticipated expiration legal-status Critical
Expired - Fee Related 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)
  • Check Valves (AREA)
GB8900638A 1988-01-13 1989-01-12 Displaceable valve assembly Expired - Fee Related GB2215805B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB888800671A GB8800671D0 (en) 1988-01-13 1988-01-13 Displaceable valve assembly

Publications (3)

Publication Number Publication Date
GB8900638D0 GB8900638D0 (en) 1989-03-08
GB2215805A GB2215805A (en) 1989-09-27
GB2215805B true GB2215805B (en) 1992-06-10

Family

ID=10629864

Family Applications (2)

Application Number Title Priority Date Filing Date
GB888800671A Pending GB8800671D0 (en) 1988-01-13 1988-01-13 Displaceable valve assembly
GB8900638A Expired - Fee Related GB2215805B (en) 1988-01-13 1989-01-12 Displaceable valve assembly

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GB888800671A Pending GB8800671D0 (en) 1988-01-13 1988-01-13 Displaceable valve assembly

Country Status (1)

Country Link
GB (2) GB8800671D0 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB9403061D0 (en) * 1994-02-17 1994-04-06 Stolt Comex Seaways Limited Pipe plugs

Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3495626A (en) * 1967-10-18 1970-02-17 American Mach & Foundry Pipeline plugging apparatus and methods
GB1554894A (en) * 1977-11-28 1979-10-31 Pilgrim Eng Dev Pipeline pigs
GB2086525A (en) * 1980-10-29 1982-05-12 Petroles Cie Francaise Improvements in internal obturators for pipes
GB2129948A (en) * 1979-08-13 1984-05-23 Boc Nowsco Ltd Leak testing tool
GB2173839A (en) * 1985-04-19 1986-10-22 Coal Ind Long range borehole drilling equipment
GB2182113A (en) * 1985-10-24 1987-05-07 Stc Plc Valved pig
EP0243658A1 (en) * 1986-03-29 1987-11-04 Den Norske Stats Oljeselskap A.S. Pipeline plugging apparatus
GB2202298A (en) * 1987-03-12 1988-09-21 Score Pipeline pigs
GB2203214A (en) * 1987-04-07 1988-10-12 Dowasue Ind Ltd Pipeline packer

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3495626A (en) * 1967-10-18 1970-02-17 American Mach & Foundry Pipeline plugging apparatus and methods
GB1554894A (en) * 1977-11-28 1979-10-31 Pilgrim Eng Dev Pipeline pigs
GB2129948A (en) * 1979-08-13 1984-05-23 Boc Nowsco Ltd Leak testing tool
GB2086525A (en) * 1980-10-29 1982-05-12 Petroles Cie Francaise Improvements in internal obturators for pipes
GB2173839A (en) * 1985-04-19 1986-10-22 Coal Ind Long range borehole drilling equipment
GB2182113A (en) * 1985-10-24 1987-05-07 Stc Plc Valved pig
EP0243658A1 (en) * 1986-03-29 1987-11-04 Den Norske Stats Oljeselskap A.S. Pipeline plugging apparatus
GB2202298A (en) * 1987-03-12 1988-09-21 Score Pipeline pigs
GB2203214A (en) * 1987-04-07 1988-10-12 Dowasue Ind Ltd Pipeline packer

Also Published As

Publication number Publication date
GB8800671D0 (en) 1988-02-10
GB2215805A (en) 1989-09-27
GB8900638D0 (en) 1989-03-08

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19940112