GB2471207B - Improved strakes - Google Patents

Improved strakes

Info

Publication number
GB2471207B
GB2471207B GB1012330A GB201012330A GB2471207B GB 2471207 B GB2471207 B GB 2471207B GB 1012330 A GB1012330 A GB 1012330A GB 201012330 A GB201012330 A GB 201012330A GB 2471207 B GB2471207 B GB 2471207B
Authority
GB
United Kingdom
Prior art keywords
strakes
improved
improved strakes
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
GB1012330A
Other versions
GB201012330D0 (en
GB2471207A (en
Inventor
James Allan Haney
Cheng-Yo Chen
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.)
J Ray McDermott SA
Original Assignee
J Ray McDermott SA
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 J Ray McDermott SA filed Critical J Ray McDermott SA
Priority to GB1012330A priority Critical patent/GB2471207B/en
Priority claimed from GB0704308A external-priority patent/GB2436012B/en
Publication of GB201012330D0 publication Critical patent/GB201012330D0/en
Publication of GB2471207A publication Critical patent/GB2471207A/en
Application granted granted Critical
Publication of GB2471207B publication Critical patent/GB2471207B/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15D—FLUID DYNAMICS, i.e. METHODS OR MEANS FOR INFLUENCING THE FLOW OF GASES OR LIQUIDS
    • F15D1/00—Influencing flow of fluids
    • F15D1/10—Influencing flow of fluids around bodies of solid material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING 
    • B63B21/00—Tying-up; Shifting, towing, or pushing equipment; Anchoring
    • B63B21/56—Towing or pushing equipment
    • B63B21/66—Equipment specially adapted for towing underwater objects or vessels, e.g. fairings for tow-cables
    • 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
    • F16L1/00—Laying or reclaiming pipes; Repairing or joining pipes on or under water
    • F16L1/12—Laying or reclaiming pipes on or under water
    • F16L1/123—Devices for the protection of pipes under water
GB1012330A 2007-03-06 2007-03-06 Improved strakes Expired - Fee Related GB2471207B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB1012330A GB2471207B (en) 2007-03-06 2007-03-06 Improved strakes

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB0704308A GB2436012B (en) 2006-03-07 2007-03-06 Improved strakes
GB1012330A GB2471207B (en) 2007-03-06 2007-03-06 Improved strakes

Publications (3)

Publication Number Publication Date
GB201012330D0 GB201012330D0 (en) 2010-09-08
GB2471207A GB2471207A (en) 2010-12-22
GB2471207B true GB2471207B (en) 2011-03-30

Family

ID=42752647

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1012330A Expired - Fee Related GB2471207B (en) 2007-03-06 2007-03-06 Improved strakes

Country Status (1)

Country Link
GB (1) GB2471207B (en)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6561734B1 (en) * 1999-05-07 2003-05-13 Shell Oil Company Partial helical strake for vortex-induced-vibrationsuppression
GB2436012A (en) * 2006-03-07 2007-09-12 Mcdermott Sa J Ray Strakes for reducing vortex induced vibrations
US20070209570A1 (en) * 2006-03-07 2007-09-13 James Allan Haney Strakes

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6561734B1 (en) * 1999-05-07 2003-05-13 Shell Oil Company Partial helical strake for vortex-induced-vibrationsuppression
GB2436012A (en) * 2006-03-07 2007-09-12 Mcdermott Sa J Ray Strakes for reducing vortex induced vibrations
US20070209570A1 (en) * 2006-03-07 2007-09-13 James Allan Haney Strakes

Also Published As

Publication number Publication date
GB201012330D0 (en) 2010-09-08
GB2471207A (en) 2010-12-22

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Legal Events

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

Effective date: 20150306