GB2343727B - Apparatus of optimised geometry for non-invasive control of flow in pipes - Google Patents

Apparatus of optimised geometry for non-invasive control of flow in pipes

Info

Publication number
GB2343727B
GB2343727B GB9824721A GB9824721A GB2343727B GB 2343727 B GB2343727 B GB 2343727B GB 9824721 A GB9824721 A GB 9824721A GB 9824721 A GB9824721 A GB 9824721A GB 2343727 B GB2343727 B GB 2343727B
Authority
GB
United Kingdom
Prior art keywords
pipes
flow
invasive control
optimised geometry
optimised
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
GB9824721A
Other versions
GB9824721D0 (en
GB2343727A (en
Inventor
Robert Neil Richardson
Richard James Bowen
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to GB9824721A priority Critical patent/GB2343727B/en
Publication of GB9824721D0 publication Critical patent/GB9824721D0/en
Publication of GB2343727A publication Critical patent/GB2343727A/en
Application granted granted Critical
Publication of GB2343727B publication Critical patent/GB2343727B/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
    • F16L55/103—Means for stopping flow from or in pipes or hoses by temporarily freezing liquid sections in the pipe

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Pipe Accessories (AREA)
GB9824721A 1998-11-12 1998-11-12 Apparatus of optimised geometry for non-invasive control of flow in pipes Expired - Fee Related GB2343727B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB9824721A GB2343727B (en) 1998-11-12 1998-11-12 Apparatus of optimised geometry for non-invasive control of flow in pipes

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB9824721A GB2343727B (en) 1998-11-12 1998-11-12 Apparatus of optimised geometry for non-invasive control of flow in pipes

Publications (3)

Publication Number Publication Date
GB9824721D0 GB9824721D0 (en) 1999-01-06
GB2343727A GB2343727A (en) 2000-05-17
GB2343727B true GB2343727B (en) 2003-01-22

Family

ID=10842265

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9824721A Expired - Fee Related GB2343727B (en) 1998-11-12 1998-11-12 Apparatus of optimised geometry for non-invasive control of flow in pipes

Country Status (1)

Country Link
GB (1) GB2343727B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6557575B1 (en) * 2001-11-19 2003-05-06 Waters Investments Limited Fluid flow control freeze/thaw valve for narrow bore capillaries or microfluidic devices
JP2017115910A (en) * 2015-12-21 2017-06-29 鹿島建設株式会社 Pipeline closing method and pipeline removal method

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4220012A (en) * 1976-09-13 1980-09-02 Brister Beryle D Apparatus for freezing a slug of liquid in a section of a large diameter fluid transmission line
EP0368306A2 (en) * 1988-11-11 1990-05-16 Hitachi, Ltd. Apparatus for and method of controlling the opening and closing of channel for liquid
EP0756129A2 (en) * 1995-07-26 1997-01-29 Canadian Fracmaster Ltd Method and apparatus for forming solid phase plugs in pipelines

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4220012A (en) * 1976-09-13 1980-09-02 Brister Beryle D Apparatus for freezing a slug of liquid in a section of a large diameter fluid transmission line
EP0368306A2 (en) * 1988-11-11 1990-05-16 Hitachi, Ltd. Apparatus for and method of controlling the opening and closing of channel for liquid
EP0756129A2 (en) * 1995-07-26 1997-01-29 Canadian Fracmaster Ltd Method and apparatus for forming solid phase plugs in pipelines

Also Published As

Publication number Publication date
GB9824721D0 (en) 1999-01-06
GB2343727A (en) 2000-05-17

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Legal Events

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

Effective date: 20041112