GB2291686B - Bend stiffeners - Google Patents

Bend stiffeners

Info

Publication number
GB2291686B
GB2291686B GB9515171A GB9515171A GB2291686B GB 2291686 B GB2291686 B GB 2291686B GB 9515171 A GB9515171 A GB 9515171A GB 9515171 A GB9515171 A GB 9515171A GB 2291686 B GB2291686 B GB 2291686B
Authority
GB
United Kingdom
Prior art keywords
bend stiffeners
stiffeners
bend
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
GB9515171A
Other versions
GB2291686A (en
GB9515171D0 (en
Inventor
Andrew C R Tyrer
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.)
CRP GROUP Ltd
CRP Subsea Ltd
Original Assignee
CRP GROUP Ltd
CRP Group 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
Priority claimed from GB9414894A external-priority patent/GB9414894D0/en
Application filed by CRP GROUP Ltd, CRP Group Ltd filed Critical CRP GROUP Ltd
Priority to GB9515171A priority Critical patent/GB2291686B/en
Publication of GB9515171D0 publication Critical patent/GB9515171D0/en
Publication of GB2291686A publication Critical patent/GB2291686A/en
Application granted granted Critical
Publication of GB2291686B publication Critical patent/GB2291686B/en
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • F16L57/00—Protection of pipes or objects of similar shape against external or internal damage or wear
    • F16L57/02—Protection of pipes or objects of similar shape against external or internal damage or wear against cracking or buckling
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH DRILLING; MINING
    • E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B17/00—Drilling rods or pipes; Flexible drill strings; Kellies; Drill collars; Sucker rods; Cables; Casings; Tubings
    • E21B17/01—Risers
    • E21B17/017—Bend restrictors for limiting stress on risers
    • 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
    • F16L35/00—Special arrangements used in connection with end fittings of hoses, e.g. safety or protecting devices
GB9515171A 1994-07-23 1995-07-24 Bend stiffeners Expired - Lifetime GB2291686B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB9515171A GB2291686B (en) 1994-07-23 1995-07-24 Bend stiffeners

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB9414894A GB9414894D0 (en) 1994-07-23 1994-07-23 Bend stiffeners
GB9515171A GB2291686B (en) 1994-07-23 1995-07-24 Bend stiffeners

Publications (3)

Publication Number Publication Date
GB9515171D0 GB9515171D0 (en) 1995-09-20
GB2291686A GB2291686A (en) 1996-01-31
GB2291686B true GB2291686B (en) 1998-05-13

Family

ID=26305330

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9515171A Expired - Lifetime GB2291686B (en) 1994-07-23 1995-07-24 Bend stiffeners

Country Status (1)

Country Link
GB (1) GB2291686B (en)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2760813B1 (en) * 1997-03-14 1999-04-09 Coflexip DEVICE FOR CURVING A FLEXIBLE PIPE
WO2004079248A1 (en) * 2003-03-05 2004-09-16 Bhp Billiton Petroleum Pty Ltd Hose end fitting
GB0404349D0 (en) * 2004-02-27 2004-03-31 Crp Group Ltd Bend stiffener
NO20043980A (en) 2004-09-23 2006-03-13 Marine Subsea Group As Bending braces
GB0608327D0 (en) * 2006-04-27 2006-06-07 Wellstream Int Ltd Riser assembly
GB0724594D0 (en) 2007-12-18 2008-01-30 Wellstream Int Ltd Heat dissipation
GB2540195A (en) 2015-07-09 2017-01-11 Trelleborg Offshore Uk Ltd Bend stiffener
EP3526437B1 (en) * 2016-10-17 2021-12-01 National Oilwell Varco Denmark I/S Offshore installation
CN109538871B (en) * 2018-10-24 2020-03-13 中国石油大学(北京) Bending prevention device and flexible pipeline
BR102020025456A2 (en) * 2020-12-11 2022-06-21 Petróleo Brasileiro S.A. - Petrobras Adapter tool for coupling a bend stiffener with diverless bellmouth (BSDL) interface to a BSN900e bellmouth and mounting method
WO2023213951A1 (en) 2022-05-05 2023-11-09 National Oilwell Varco Denmark I/S A bend limiter, a method of producing the bend limiter and an installation comprising the bend limiter

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB438308A (en) * 1935-02-05 1935-11-14 Thomas Sims Shenton Improvements in electric storage water heaters
GB1471176A (en) * 1973-07-23 1977-04-21 Frigitronics Of Conn Inc Cryogenic delivery pipe-line
GB1528511A (en) * 1975-01-22 1978-10-11 Pforzheim Metallschlauch Braided corrugated hose with end fitting
GB2158537A (en) * 1984-05-07 1985-11-13 Babcock & Wilcox Co Insert for steam injection tubing
WO1992012376A1 (en) * 1990-12-26 1992-07-23 Coflexip Stiffener with reinforced structure

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB438308A (en) * 1935-02-05 1935-11-14 Thomas Sims Shenton Improvements in electric storage water heaters
GB1471176A (en) * 1973-07-23 1977-04-21 Frigitronics Of Conn Inc Cryogenic delivery pipe-line
GB1528511A (en) * 1975-01-22 1978-10-11 Pforzheim Metallschlauch Braided corrugated hose with end fitting
GB2158537A (en) * 1984-05-07 1985-11-13 Babcock & Wilcox Co Insert for steam injection tubing
WO1992012376A1 (en) * 1990-12-26 1992-07-23 Coflexip Stiffener with reinforced structure

Also Published As

Publication number Publication date
GB2291686A (en) 1996-01-31
GB9515171D0 (en) 1995-09-20

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Legal Events

Date Code Title Description
732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20080724

S28 Restoration of ceased patents (sect. 28/pat. act 1977)

Free format text: APPLICATION FILED

S28 Restoration of ceased patents (sect. 28/pat. act 1977)

Free format text: RESTORATION ALLOWED

Effective date: 20090910

PE20 Patent expired after termination of 20 years

Expiry date: 20150723