BR9605746A - Caixão para uso em operações de poço offshore em águas profundas de perfuração produção teste e armazenamento de óleo e estrutura offshore projetada para perfurar e produzir hidrocarbonetos com linha de fluxo vertical e tubo ascendente de produção com tubulação torcida - Google Patents

Caixão para uso em operações de poço offshore em águas profundas de perfuração produção teste e armazenamento de óleo e estrutura offshore projetada para perfurar e produzir hidrocarbonetos com linha de fluxo vertical e tubo ascendente de produção com tubulação torcida

Info

Publication number
BR9605746A
BR9605746A BR9605746A BR9605746A BR9605746A BR 9605746 A BR9605746 A BR 9605746A BR 9605746 A BR9605746 A BR 9605746A BR 9605746 A BR9605746 A BR 9605746A BR 9605746 A BR9605746 A BR 9605746A
Authority
BR
Brazil
Prior art keywords
offshore
casket
drill
storage
flow line
Prior art date
Application number
BR9605746A
Other languages
English (en)
Inventor
Edward E Horton Iii
Original Assignee
Deep Oil Technology Inc
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 Deep Oil Technology Inc filed Critical Deep Oil Technology Inc
Publication of BR9605746A publication Critical patent/BR9605746A/pt

Links

Classifications

    • EFIXED CONSTRUCTIONS
    • E21EARTH OR ROCK DRILLING; MINING
    • E21BEARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B34/00Valve arrangements for boreholes or wells
    • E21B34/16Control means therefor being outside the borehole
    • EFIXED CONSTRUCTIONS
    • E21EARTH OR ROCK DRILLING; MINING
    • E21BEARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B15/00Supports for the drilling machine, e.g. derricks or masts
    • E21B15/02Supports for the drilling machine, e.g. derricks or masts specially adapted for underwater drilling
    • EFIXED CONSTRUCTIONS
    • E21EARTH OR ROCK DRILLING; MINING
    • E21BEARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B17/00Drilling rods or pipes; Flexible drill strings; Kellies; Drill collars; Sucker rods; Cables; Casings; Tubings
    • E21B17/01Risers
    • E21B17/012Risers with buoyancy elements
    • EFIXED CONSTRUCTIONS
    • E21EARTH OR ROCK DRILLING; MINING
    • E21BEARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B19/00Handling rods, casings, tubes or the like outside the borehole, e.g. in the derrick; Apparatus for feeding the rods or cables
    • E21B19/002Handling rods, casings, tubes or the like outside the borehole, e.g. in the derrick; Apparatus for feeding the rods or cables specially adapted for underwater drilling
    • EFIXED CONSTRUCTIONS
    • E21EARTH OR ROCK DRILLING; MINING
    • E21BEARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B33/00Sealing or packing boreholes or wells
    • E21B33/02Surface sealing or packing
    • E21B33/03Well heads; Setting-up thereof
    • E21B33/035Well heads; Setting-up thereof specially adapted for underwater installations
    • EFIXED CONSTRUCTIONS
    • E21EARTH OR ROCK DRILLING; MINING
    • E21BEARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B34/00Valve arrangements for boreholes or wells
    • E21B34/02Valve arrangements for boreholes or wells in well heads
    • E21B34/04Valve arrangements for boreholes or wells in well heads in underwater well heads
    • EFIXED CONSTRUCTIONS
    • E21EARTH OR ROCK DRILLING; MINING
    • E21BEARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B43/00Methods or apparatus for obtaining oil, gas, water, soluble or meltable materials or a slurry of minerals from wells
    • E21B43/01Methods or apparatus for obtaining oil, gas, water, soluble or meltable materials or a slurry of minerals from wells specially adapted for obtaining from underwater installations
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B63SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63BSHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING 
    • B63B1/00Hydrodynamic or hydrostatic features of hulls or of hydrofoils
    • B63B1/02Hydrodynamic or hydrostatic features of hulls or of hydrofoils deriving lift mainly from water displacement
    • B63B1/04Hydrodynamic or hydrostatic features of hulls or of hydrofoils deriving lift mainly from water displacement with single hull
    • B63B2001/044Hydrodynamic or hydrostatic features of hulls or of hydrofoils deriving lift mainly from water displacement with single hull with a small waterline area compared to total displacement, e.g. of semi-submersible type
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B63SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63BSHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING 
    • B63B35/00Vessels or similar floating structures specially adapted for specific purposes and not otherwise provided for
    • B63B35/44Floating buildings, stores, drilling platforms, or workshops, e.g. carrying water-oil separating devices
    • B63B2035/442Spar-type semi-submersible structures, i.e. shaped as single slender, e.g. substantially cylindrical or trussed vertical bodies

Landscapes

  • Engineering & Computer Science (AREA)
  • Geology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Mining & Mineral Resources (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Fluid Mechanics (AREA)
  • Environmental & Geological Engineering (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Earth Drilling (AREA)
  • Solid-Sorbent Or Filter-Aiding Compositions (AREA)
  • Fats And Perfumes (AREA)
  • Preparation Of Compounds By Using Micro-Organisms (AREA)
  • Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)
  • Sewage (AREA)
BR9605746A 1995-11-29 1996-11-28 Caixão para uso em operações de poço offshore em águas profundas de perfuração produção teste e armazenamento de óleo e estrutura offshore projetada para perfurar e produzir hidrocarbonetos com linha de fluxo vertical e tubo ascendente de produção com tubulação torcida BR9605746A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/564,830 US5706897A (en) 1995-11-29 1995-11-29 Drilling, production, test, and oil storage caisson

Publications (1)

Publication Number Publication Date
BR9605746A true BR9605746A (pt) 1998-08-25

Family

ID=24256073

Family Applications (1)

Application Number Title Priority Date Filing Date
BR9605746A BR9605746A (pt) 1995-11-29 1996-11-28 Caixão para uso em operações de poço offshore em águas profundas de perfuração produção teste e armazenamento de óleo e estrutura offshore projetada para perfurar e produzir hidrocarbonetos com linha de fluxo vertical e tubo ascendente de produção com tubulação torcida

Country Status (6)

Country Link
US (3) US5706897A (pt)
AR (1) AR004769A1 (pt)
AU (1) AU690039B2 (pt)
BR (1) BR9605746A (pt)
GB (1) GB2307705B (pt)
NO (2) NO315173B1 (pt)

Families Citing this family (70)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5697447A (en) * 1996-02-16 1997-12-16 Petroleum Geo-Services As Flexible risers with stabilizing frame
US6244785B1 (en) 1996-11-12 2001-06-12 H. B. Zachry Company Precast, modular spar system
US6027286A (en) * 1997-06-19 2000-02-22 Imodco, Inc. Offshore spar production system and method for creating a controlled tilt of the caisson axis
US6273193B1 (en) 1997-12-16 2001-08-14 Transocean Sedco Forex, Inc. Dynamically positioned, concentric riser, drilling method and apparatus
US6210075B1 (en) * 1998-02-12 2001-04-03 Imodco, Inc. Spar system
NL1008311C2 (nl) 1998-02-16 1999-08-18 Adviesbureau H Van Der Poel Stijgbuisconstuctie.
GB2371270B (en) * 1998-04-27 2003-02-12 Deep Oil Technology Inc Floating offshore drilling/producing structures
US6206614B1 (en) * 1998-04-27 2001-03-27 Deep Oil Technology, Incorporated Floating offshore drilling/producing structure
BR9911927A (pt) * 1998-07-06 2001-11-20 Seahorse Equip Corp Restrição lateral de tubo ascendente de cavidadee sistema de instalaçào para plataforma afastadada costa
AU4975799A (en) 1998-07-10 2000-02-01 Fmc Corporation Floating spar for supporting production risers
US6004074A (en) * 1998-08-11 1999-12-21 Mobil Oil Corporation Marine riser having variable buoyancy
US6315061B1 (en) * 1998-09-04 2001-11-13 Halliburton Energy Services, Inc. Brine-based drilling fluids for ballast tank storage
US6176646B1 (en) * 1998-10-23 2001-01-23 Deep Oil Technology, Incorporated Riser guide and support mechanism
US6786679B2 (en) 1999-04-30 2004-09-07 Abb Lummus Global, Inc. Floating stability device for offshore platform
US6371697B2 (en) 1999-04-30 2002-04-16 Abb Lummus Global, Inc. Floating vessel for deep water drilling and production
US6193441B1 (en) * 1999-06-24 2001-02-27 Cooper Cameron Corporation Emergency dump apparatus for buoyancy air tanks on buoyant riser systems
US6244347B1 (en) 1999-07-29 2001-06-12 Dril-Quip, Inc. Subsea well drilling and/or completion apparatus
US6578637B1 (en) 1999-09-17 2003-06-17 Exxonmobil Upstream Research Company Method and system for storing gas for use in offshore drilling and production operations
US6443240B1 (en) * 1999-10-06 2002-09-03 Transocean Sedco Forex, Inc. Dual riser assembly, deep water drilling method and apparatus
US7006959B1 (en) * 1999-10-12 2006-02-28 Exxonmobil Upstream Research Company Method and system for simulating a hydrocarbon-bearing formation
FR2804162B1 (fr) * 2000-01-24 2002-06-07 Bouygues Offshore Dispositif de liaison fond-surface comportant un dispositif stabilisateur
US6536527B2 (en) * 2000-05-16 2003-03-25 Abb Vetco Gray Inc. Connection system for catenary riser
US6435775B1 (en) * 2000-05-22 2002-08-20 Edo Corporation, Fiber Science Division Buoyancy system with buoyancy module seal
US6719495B2 (en) 2000-06-21 2004-04-13 Jon E. Khachaturian Articulated multiple buoy marine platform apparatus and method of installation
US6782950B2 (en) 2000-09-29 2004-08-31 Kellogg Brown & Root, Inc. Control wellhead buoy
AU2001288897B2 (en) 2000-10-20 2006-11-16 Jon E. Khachaturian Articulated multiple buoy marine platform apparatus and method of installing same
US6632112B2 (en) 2000-11-30 2003-10-14 Edo Corporation, Fiber Science Division Buoyancy module with external frame
GB0100565D0 (en) * 2001-01-10 2001-02-21 2H Offshore Engineering Ltd Operating a subsea well
US6595293B2 (en) * 2001-05-23 2003-07-22 Cooper Cameron Corporation Apparatus and method for connecting riser between a floating vessel and a subsea structure
CA2450218A1 (en) * 2001-06-01 2002-12-12 The Johns Hopkins University Telescoping spar platform and method of using same
US6746182B2 (en) * 2001-07-27 2004-06-08 Abb Vetco Gray Inc. Keel joint arrangements for floating platforms
US6688814B2 (en) 2001-09-14 2004-02-10 Union Oil Company Of California Adjustable rigid riser connector
US6692193B2 (en) 2001-10-02 2004-02-17 Technip France Dedicated riser tensioner apparatus, method and system
US20030141069A1 (en) * 2002-01-31 2003-07-31 Davies Richard Lloyd Riser buoyancy system
US7096957B2 (en) * 2002-01-31 2006-08-29 Technip Offshore, Inc. Internal beam buoyancy system for offshore platforms
US6805201B2 (en) * 2002-01-31 2004-10-19 Edo Corporation, Fiber Science Division Internal beam buoyancy system for offshore platforms
US6896062B2 (en) 2002-01-31 2005-05-24 Technip Offshore, Inc. Riser buoyancy system
US7434624B2 (en) * 2002-10-03 2008-10-14 Exxonmobil Upstream Research Company Hybrid tension-leg riser
US7779917B2 (en) * 2002-11-26 2010-08-24 Cameron International Corporation Subsea connection apparatus for a surface blowout preventer stack
WO2005005770A1 (en) * 2003-06-20 2005-01-20 Shell Oil Company Systems and methods for constructing subsea production wells
US7231981B2 (en) * 2003-10-08 2007-06-19 National Oilwell, L.P. Inline compensator for a floating drill rig
NO333539B1 (no) * 2004-03-16 2013-07-08 Ocean Riser Systems As System og fremgangsmåte for å veksle mellom ordinær boring og høytrykkoperasjoner
US7328747B2 (en) * 2004-05-03 2008-02-12 Edo Corporation, Fiber Science Division Integrated buoyancy joint
US7672818B2 (en) * 2004-06-07 2010-03-02 Exxonmobil Upstream Research Company Method for solving implicit reservoir simulation matrix equation
US7658228B2 (en) * 2005-03-15 2010-02-09 Ocean Riser System High pressure system
US20070272414A1 (en) * 2006-05-26 2007-11-29 Palmer Larry T Method of riser deployment on a subsea wellhead
US8998539B2 (en) * 2006-11-08 2015-04-07 Acergy France SAS Hybrid riser tower and methods of installing same
WO2009075945A1 (en) * 2007-12-13 2009-06-18 Exxonmobil Upstream Research Company Parallel adaptive data partitioning on a reservoir simulation using an unstructured grid
CN102138146A (zh) * 2008-09-30 2011-07-27 埃克森美孚上游研究公司 使用并行多级不完全因式分解求解储层模拟矩阵方程的方法
US20100082509A1 (en) * 2008-09-30 2010-04-01 Ilya Mishev Self-Adapting Iterative Solver
US20110017309A1 (en) * 2009-07-27 2011-01-27 Flowserve Management Company Pump with integral caisson discharge
AU2011248216B2 (en) * 2010-05-03 2015-11-05 Keith K. Millheim Safety system for deep water drilling units using a dual blow out preventer system
US20110315393A1 (en) 2010-06-24 2011-12-29 Subsea IP Holdings LLC Method and apparatus for containing an undersea oil and/or gas spill caused by a defective blowout preventer (bop)
SG10201507177WA (en) 2010-09-22 2015-10-29 Jon E Khachaturian Articulated multiple buoy marine platform apparatus and method of installation
MY168797A (en) * 2010-10-27 2018-12-04 Shell Int Research Surface multiple well
US8647017B2 (en) * 2011-02-09 2014-02-11 Ausenco Canada Inc. Gravity base structure
US8857520B2 (en) * 2011-04-27 2014-10-14 Wild Well Control, Inc. Emergency disconnect system for riserless subsea well intervention system
NO341348B1 (no) * 2011-05-06 2017-10-16 Subsea Dev Services As Et høytrykksrør for bruk med et høyttrykksstigerør
CA2820491C (en) 2012-06-25 2018-02-20 David S. Cramer System, method and apparatus for controlling fluid flow through drill string
US9327805B2 (en) * 2012-08-07 2016-05-03 China National Offshore Oil Corporation Vertical oil storage system and its method for deepwater drilling and production
US10544637B2 (en) 2015-02-23 2020-01-28 Dynomax Drilling Tools Usa, Inc. Downhole flow diversion device with oscillation damper
GB2538275B (en) 2015-05-13 2018-01-31 Crondall Energy Consultants Ltd Floating production unit and method of installing a floating production unit
CA2994532C (en) 2015-08-06 2022-11-08 National Oilwell Varco, L.P. Flow responsiveness enhancer for a blowout preventer
BR102016021963B1 (pt) * 2016-09-23 2021-09-21 Petróleo Brasileiro S.A. - Petrobras Sistema e método autônomo de travamento de suporte de riser
CN106368229B (zh) * 2016-10-17 2019-02-15 重庆大学 一种珊瑚岛礁储油系统构建方法
US11208862B2 (en) * 2017-05-30 2021-12-28 Trendsetter Vulcan Offshore, Inc. Method of drilling and completing a well
CN109406215B (zh) * 2018-12-28 2024-02-09 南京大学 一种水体环境dna智能采集装置及采集方法
CN111422311B (zh) * 2020-04-02 2021-07-06 中国海洋石油集团有限公司 一种浮式平台中试试验压载水系统及其控制方法
CN112627731B (zh) * 2020-12-31 2022-07-29 中国建筑土木建设有限公司 深水急流轻量型站立式智能化循环钻机及其使用方法
CN113942763A (zh) * 2021-10-08 2022-01-18 鲁东大学 一种沉箱式海底油罐

Family Cites Families (30)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB115351A (en) * 1917-08-10 1918-05-09 William John Mellersh-Jackson Improvements in Articles of Clothing.
NL6405951A (pt) * 1964-05-28 1965-11-29
US3411576A (en) * 1965-07-02 1968-11-19 Otis Eng Co Well tools
US3572041A (en) * 1968-09-18 1971-03-23 Shell Oil Co Spar-type floating production facility
US3556209A (en) * 1969-04-30 1971-01-19 Exxon Production Research Co Retrievable wireline lubricator and method of use
US3778854A (en) * 1971-03-16 1973-12-18 Santa Fe Int Corp Mooring and oil transfer apparatus
US3889476A (en) * 1973-02-02 1975-06-17 Gerald Gerin Submersible caissons and their applications
NL171881C (nl) * 1973-03-01 Shell Int Research Drijvende langwerpige opslaginstallatie.
US4098333A (en) * 1977-02-24 1978-07-04 Compagnie Francaise Des Petroles Marine production riser system
FR2401307A1 (fr) * 1977-07-01 1979-03-23 Petroles Cie Francaise Colonne montante deconnectable pour puits petroliers sous-marins
GB1582813A (en) * 1978-01-20 1981-01-14 Shell Int Research Offshore installation comprising a base and an elongate structure interconnected by a joint and method of placing the installation
FR2421272A1 (fr) * 1978-03-28 1979-10-26 Europ Propulsion Systeme pour la telecommande et l'entretien d'une tete de puits immergee
US4193455A (en) * 1978-04-14 1980-03-18 Chevron Research Company Split stack blowout prevention system
US4182584A (en) * 1978-07-10 1980-01-08 Mobil Oil Corporation Marine production riser system and method of installing same
GB2065197B (en) * 1979-09-12 1983-06-02 Shell Int Research Multiple bore marine risers
FR2470845A1 (fr) * 1979-11-30 1981-06-12 Inst Francais Du Petrole Colonne montante reliee par un pied articule et des conduits helicoidaux a une installation immergee, pour la production d'hydrocarbures en mer
US4423982A (en) * 1980-12-08 1984-01-03 Standard Oil Company (Indiana) Method and equipment for running riser pipes for mooring offshore floating platforms
US4544036A (en) * 1984-02-17 1985-10-01 Mobil Oil Corporation Vertical flowline connector
US4607701A (en) * 1984-11-01 1986-08-26 Vetco Offshore Industries, Inc. Tree control manifold
US4712620A (en) * 1985-01-31 1987-12-15 Vetco Gray Inc. Upper marine riser package
US4629003A (en) * 1985-08-01 1986-12-16 Baugh Benton F Guilelineless subsea completion system with horizontal flowline connection
US4740109A (en) * 1985-09-24 1988-04-26 Horton Edward E Multiple tendon compliant tower construction
US4702321A (en) * 1985-09-20 1987-10-27 Horton Edward E Drilling, production and oil storage caisson for deep water
US4754813A (en) * 1987-03-27 1988-07-05 Vetco Gray Inc Tree capless cone seal manifold
US4913238A (en) * 1989-04-18 1990-04-03 Exxon Production Research Company Floating/tensioned production system with caisson
US5184686A (en) * 1991-05-03 1993-02-09 Shell Offshore Inc. Method for offshore drilling utilizing a two-riser system
US5330293A (en) * 1993-02-26 1994-07-19 Conoco Inc. Floating production and storage facility
AU1316795A (en) * 1993-12-20 1995-07-10 Shell Internationale Research Maatschappij B.V. Dual concentric string high pressure riser
US5553976A (en) * 1994-02-18 1996-09-10 Korsgaard; Jens Fluid riser between seabed and floating vessel
GB9505129D0 (en) * 1995-03-14 1995-05-03 Expro North Sea Ltd Improved dual bore riser

Also Published As

Publication number Publication date
NO315173B1 (no) 2003-07-21
US5873416A (en) 1999-02-23
AR004769A1 (es) 1999-03-10
NO965078D0 (no) 1996-11-28
AU690039B2 (en) 1998-04-09
US5881815A (en) 1999-03-16
GB2307705A (en) 1997-06-04
GB9624748D0 (en) 1997-01-15
NO326542B1 (no) 2008-12-29
AU7403896A (en) 1997-06-05
NO20023907D0 (no) 2002-08-16
US5706897A (en) 1998-01-13
NO965078L (no) 1997-05-30
GB2307705B (en) 2000-03-22
NO20023907L (no) 1997-05-30

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