WO2005100732A1 - Tubage conducteur telescopique destine a une installation de puits et procede d'entrainement de celui-ci dans le sous-sol - Google Patents

Tubage conducteur telescopique destine a une installation de puits et procede d'entrainement de celui-ci dans le sous-sol Download PDF

Info

Publication number
WO2005100732A1
WO2005100732A1 PCT/NO2005/000120 NO2005000120W WO2005100732A1 WO 2005100732 A1 WO2005100732 A1 WO 2005100732A1 NO 2005000120 W NO2005000120 W NO 2005000120W WO 2005100732 A1 WO2005100732 A1 WO 2005100732A1
Authority
WO
WIPO (PCT)
Prior art keywords
outer pipe
conductor casing
inner pipe
pipe
accordance
Prior art date
Application number
PCT/NO2005/000120
Other languages
English (en)
Inventor
Harald Strand
Original Assignee
Harald Strand
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 Harald Strand filed Critical Harald Strand
Priority to DE602005003118T priority Critical patent/DE602005003118D1/de
Priority to US11/578,535 priority patent/US20080257603A1/en
Priority to EP05734779A priority patent/EP1740793B1/fr
Priority to CA002562891A priority patent/CA2562891A1/fr
Priority to BRPI0509802A priority patent/BRPI0509802B1/pt
Publication of WO2005100732A1 publication Critical patent/WO2005100732A1/fr

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21B—EARTH OR ROCK 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
    • E21B17/02—Couplings; joints
    • E21B17/04—Couplings; joints between rod or the like and bit or between rod and rod or the like
    • E21B17/07—Telescoping joints for varying drill string lengths; Shock absorbers
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B7/00—Special methods or apparatus for drilling
    • E21B7/20—Driving or forcing casings or pipes into boreholes, e.g. sinking; Simultaneously drilling and casing boreholes

Definitions

  • the invention regards a telescopic conductor casing for a well installation, preferably a sub sea hydrocarbon well, more particularly a telescopic conductor casing in which an outer pipe is releasably coupled to an inner pipe, the lower end of which comprises means of cooperating with a driving mechanism.
  • an outer pipe is releasably coupled to an inner pipe, the lower end of which comprises means of cooperating with a driving mechanism.
  • the object of the invention is to remedy the disadvantages of prior art.
  • the object is to reduce the cost and practical effects of the uncertainty involved in estimating how far the conductor casing can be driven.
  • the invention also allows the installation of long conductor casings without requiring additional conductor casing sections to be added during the driving.
  • a telescopic conductor casing according to the invention is arranged in a known manner to be driven into unconsolidated sediments by means of axially directed impulses against internally placed impact surfaces, preferably in the lower portion of an inner pipe.
  • the inner pipe is removably coupled to an outer pipe, preferably by an upper portion of the inner pipe being coupled to an upper portion of the outer pipe.
  • P24603PC00Deprio - 07.04.2005 In the lower portion of the outer pipe there is provided, in a non-displaceable manner, one or more locking members abutting the outside wall of the inner pipe.
  • the locking element (s) is/are arranged to allow an inner pipe released from the outer pipe to move axially away from the upper portion of the outer pipe.
  • the locking element (s) is/are furthermore arranged to prevent an outer pipe released from the inner pipe to move axially towards the lower portion of the inner pipe.
  • the outer pipe is arranged to receive one or more known stabilizers located externally. This is particularly relevant when the conductor casing is to be placed in unstable unconsolidated sediments.
  • the stabilizers causes the conductor casing to present a greater abutment surface to the unconsolidated sediments, whereby the unconsolidated sediments can accommodate a greater load directed radially of the pipe.
  • the outer pipe is provided with one or more stops arranged to abut an upper portion of the stabilizer (s) .
  • the invention further comprises a method of driving a conductor casing into unconsolidated sediments in order to line a wellbore, the conductor casing being arranged to be driven into the unconsolidated sediments by axially directed impulses against an internal abutment in the lower portion of the conductor casing, where: - an outer pipe is removably coupled to the upper portion of an inner pipe; the compound telescopic conductor casing is driven into the unconsolidated sediments until the upper portion of the outer pipe assumes a prescribed distance from the surface of
  • the method comprises the provision of one or more stabilizers on the outer pipe prior to driving this into the unconsolidated sediments.
  • Figure 1 shows a longitudinal section through an assembled telescopic conductor casing according to the invention
  • Figure 2 shows a longitudinal section, on a smaller scale, tb-rough an assembled telescopic conductor casing being driven into unconsolidated sediments;
  • Figure 3 shows a longitudinal section through the telescopic conductor casing being driven into unconsolidated sediments, with an inner pipe sliding in a disconnected outer pipe;
  • Figure 4 shows a side view of a conductor casing corresponding to the longitudinal section of figure 3, but where the outer pipe is provided with a stabilizer;
  • Figure 5 shows a top view of the conductor casing in figure 4.
  • a telescopic conductor casing 1 comprises an inner pipe 3, an outer pipe 5, an annular coupling device 7 and also an annular locking member 9.
  • the upper portion 11 of the inner pipe 3 is provided with an annular coupling groove 13.
  • a lower portion 15 of the inner pipe 3 is provided with a driving shoe 17 with an internal striking surface 19.
  • An upper portion 21 of the outer pipe 5 is provided with an external coupling section 23 capable of receiving and retaining a well installation (not shown) .
  • the outside of a central portion 25 of the outer pipe has annular stabilizing stops 27.
  • a lower portion 28 of the outer pipe is provided with an internal annular locking groove 29.
  • the coupling device 7 has an internal coupling section 31 that extends from a lower central opening 33.
  • the threaded portion 31 of the coupling device 7 is a complementary fit to the coupling section 23 on the outer pipe 5.
  • An upper bore 35 is a complementary fit to the outer diameter of the inner pipe 3.
  • An annular shoulder 37 is a complementary fit to the coupling croove 13 on the inner pipe 3.
  • the coupling device is removable, being divisible (not shown) by means of a tool- bearing remote operated vehicle (not shown) .
  • the locking element 9 is shaped like an annular disk spring with a convex ring surface 41 facing the lower end 15 of the outer pipe 5.
  • An internal lip 43 tightly abuts the outer wall of the inner pipe 3.
  • the hammer 61, 63 can transmit driving impulses to the conductor casing via the impact surface 19.
  • the conductor casing 1 is provided with a cylindrical stabilizer 71 enclosing portions of the outer pipe 5.
  • a central pipe 73 encloses the outer pipe 5 coaxially and abuts the stabilizer stop 27 when in the active position.
  • a cylindrical jacket 77 is coaxial with the central pipe 73 and is rigidly connected to this by several supporting ribs 75 that project in the radial direction from the central pipe 73 and extend along the entire axial length of the stabilizer 71.
  • the unconsolidated sediments 51 Prior to driving a conductor casing 1 into the ground, the unconsolidated sediments 51 are analysed to find out how far the conductor casing 1 can be driven and how much uncertainty exists around this analysis, i.e. what is the expected maximum driving epth and what is the estimated minimum driving depth.
  • T-hen a length of inner pipe 3 is selected which under no circumstances will cause the inner pipe 3 to protrude above t ⁇ ie unconsolidated sediments by more than what is prescribed for a well installation which is subsequently to be installed on the conductor casing 1.
  • the length of the outer pipe 5 is selected to be such that the outer pipe 5, when protruding above the unconsolidated sediments 51 as prescribed with regard to the well installation, overlaps the inner pipe w-hen this has been driven down to the maximum depth.
  • the conductor casing 1 is driven into the unconsolidated sediments 51 in a manner that is known per se, by the hammer 61, 63 partly making a hole by penetrating into the unconsolidated sediments 51 and forcing them aside and partly hammering the conductor casing into the unconsolidated sediments 51 through impacts against the impact surface 19 on the driving shoe 17.
  • the hammer 61, 63 partly making a hole by penetrating into the unconsolidated sediments 51 and forcing them aside and partly hammering the conductor casing into the unconsolidated sediments 51 through impacts against the impact surface 19 on the driving shoe 17.
  • the coupling device 7 is removed; at a sub sea installation preferably through use of tools on a remote operated vehicle (ROV) .
  • ROV remote operated vehicle
  • the outer pipe 5 has a stabilizer 71
  • this is driven into the unconsolidated sediments together with the outer pipe 5, the central pipe 73 of the stabilizer 71 abutting the stabilizer stop 27.
  • the large surface area of the jacket 77 ensures, in a manner that is known per se, an increase in the lateral stability of the conductor casing 1 when placed in unstable unconsolidated sediments 51.
  • the conical shape of the locking member 9 ensures that the outer pipe 5 will not slip down the inner pipe 3 under stress, as the internal lip 43 of the locking member 9 will seize against the surface of the inner pipe 3.
  • the conductor casing 1 according the invention can assume a wide range of dimensions, as the inner pipe can assume all relevant dimensions according to industrial practice.

Landscapes

  • Engineering & Computer Science (AREA)
  • Geology (AREA)
  • Mining & Mineral Resources (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Fluid Mechanics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Mechanical Engineering (AREA)
  • Geophysics And Detection Of Objects (AREA)
  • Superconductors And Manufacturing Methods Therefor (AREA)
  • Investigation Of Foundation Soil And Reinforcement Of Foundation Soil By Compacting Or Drainage (AREA)
  • Foundations (AREA)
  • Earth Drilling (AREA)

Abstract

L'invention concerne un dispositif à tubage conducteur (1) permettant d'établir et de garnir un puits de forage dans des sédiments non consolidés (51), le tubage conducteur (1) étant disposé de manière à être entraîné dans les sédiments non consolidés et à déplacer ceux-ci (51) grâce à des impulsions dirigées de manière axiale contre une butée interne (19) dans la partie inférieure (15) du tubage conducteur (1), celui-ci (1) étant télescopique. L'invention concerne également un procédé d'entraînement d'un tubage conducteur télescopique (1) dans des sédiments non consolidés (51).
PCT/NO2005/000120 2004-04-13 2005-04-13 Tubage conducteur telescopique destine a une installation de puits et procede d'entrainement de celui-ci dans le sous-sol WO2005100732A1 (fr)

Priority Applications (5)

Application Number Priority Date Filing Date Title
DE602005003118T DE602005003118D1 (de) 2004-04-13 2005-04-13 Teleskopstandrohr für eine bohrlochanlage und verfahren zum eintreiben desselben in den untergrund
US11/578,535 US20080257603A1 (en) 2004-04-13 2005-04-13 Telescopic Conductor Casing for a Well Installation and a Method of Driving Same into the Underground
EP05734779A EP1740793B1 (fr) 2004-04-13 2005-04-13 Tubage conducteur telescopique destine a une installation de puits et procede d'entrainement de celui-ci dans le sous-sol
CA002562891A CA2562891A1 (fr) 2004-04-13 2005-04-13 Tubage conducteur telescopique destine a une installation de puits et procede d'entrainement de celui-ci dans le sous-sol
BRPI0509802A BRPI0509802B1 (pt) 2004-04-13 2005-04-13 envoltório de condutor telescópico para uma instalação de poço e um método de acionamento do mesmo no subsolo

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
NO20041495 2004-04-13
NO20041495A NO320467B1 (no) 2004-04-13 2004-04-13 Teleskopisk lederør for en brønninstallasjon og framgangsmåte for neddriving av samme i undergrunnen.

Publications (1)

Publication Number Publication Date
WO2005100732A1 true WO2005100732A1 (fr) 2005-10-27

Family

ID=34859256

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/NO2005/000120 WO2005100732A1 (fr) 2004-04-13 2005-04-13 Tubage conducteur telescopique destine a une installation de puits et procede d'entrainement de celui-ci dans le sous-sol

Country Status (8)

Country Link
US (1) US20080257603A1 (fr)
EP (1) EP1740793B1 (fr)
AT (1) ATE377129T1 (fr)
BR (1) BRPI0509802B1 (fr)
CA (1) CA2562891A1 (fr)
DE (1) DE602005003118D1 (fr)
NO (1) NO320467B1 (fr)
WO (1) WO2005100732A1 (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102454368A (zh) * 2010-11-02 2012-05-16 李征 一种伸缩式钻杆以及利用该钻杆的现浇筒桩旋挖钻机
JP6977934B2 (ja) * 2017-09-05 2021-12-08 株式会社ダイカ パイプ打ち込み方法

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4368785A (en) * 1980-07-31 1983-01-18 Gondek John T Well point and method of driving same
DE3908646A1 (de) * 1989-03-16 1990-09-20 Klemm Bohrtechnik Gmbh G Bohrgestaenge
EP0583650A1 (fr) * 1992-07-28 1994-02-23 Beb Erdgas Und Erdöl Gmbh Procédé et dispositif pour l'introduction souterraine de conduits de transport longs dans la terre
US5540294A (en) * 1995-02-14 1996-07-30 Anderberg Construction Company Vertical percussion ground boring tool apparatus and method
US6102119A (en) * 1998-11-25 2000-08-15 Exxonmobil Upstream Research Company Method for installing tubular members axially into an over-pressured region of the earth
WO2003076762A1 (fr) * 2002-03-08 2003-09-18 Ocean Riser Systems As Procede et dispositif pour systeme de chemisage

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1048470A (en) * 1911-04-25 1912-12-24 Edgard Frankignoul Tubing for boring.
US1210160A (en) * 1914-12-02 1916-12-26 Edgard Frankignoul Tubing for boring.
US1342424A (en) * 1918-09-06 1920-06-08 Shepard M Cotten Method and apparatus for constructing concrete piles
US1906706A (en) * 1931-05-06 1933-05-02 Thomas F Moore Hole punching device
US2846016A (en) * 1954-03-19 1958-08-05 Huntsinger Associates Stop collar for well casing
US6857487B2 (en) * 2002-12-30 2005-02-22 Weatherford/Lamb, Inc. Drilling with concentric strings of casing

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4368785A (en) * 1980-07-31 1983-01-18 Gondek John T Well point and method of driving same
DE3908646A1 (de) * 1989-03-16 1990-09-20 Klemm Bohrtechnik Gmbh G Bohrgestaenge
EP0583650A1 (fr) * 1992-07-28 1994-02-23 Beb Erdgas Und Erdöl Gmbh Procédé et dispositif pour l'introduction souterraine de conduits de transport longs dans la terre
US5540294A (en) * 1995-02-14 1996-07-30 Anderberg Construction Company Vertical percussion ground boring tool apparatus and method
US6102119A (en) * 1998-11-25 2000-08-15 Exxonmobil Upstream Research Company Method for installing tubular members axially into an over-pressured region of the earth
WO2003076762A1 (fr) * 2002-03-08 2003-09-18 Ocean Riser Systems As Procede et dispositif pour systeme de chemisage

Also Published As

Publication number Publication date
EP1740793A1 (fr) 2007-01-10
US20080257603A1 (en) 2008-10-23
CA2562891A1 (fr) 2005-10-27
BRPI0509802B1 (pt) 2016-03-08
BRPI0509802A (pt) 2007-09-18
DE602005003118D1 (de) 2007-12-13
ATE377129T1 (de) 2007-11-15
NO20041495L (no) 2005-10-14
EP1740793B1 (fr) 2007-10-31
NO20041495D0 (no) 2004-04-13
NO320467B1 (no) 2005-12-12

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