WO2004027204B1 - Cutter for wellbore casing - Google Patents

Cutter for wellbore casing

Info

Publication number
WO2004027204B1
WO2004027204B1 PCT/US2003/029858 US0329858W WO2004027204B1 WO 2004027204 B1 WO2004027204 B1 WO 2004027204B1 US 0329858 W US0329858 W US 0329858W WO 2004027204 B1 WO2004027204 B1 WO 2004027204B1
Authority
WO
WIPO (PCT)
Prior art keywords
cutting
tubular
cutter
tubular support
cam
Prior art date
Application number
PCT/US2003/029858
Other languages
French (fr)
Other versions
WO2004027204A2 (en
WO2004027204A3 (en
Inventor
David Paul Brisco
Andrei Gregory Filippov
Brock Wayne Watson
Original Assignee
David Paul Brisco
Enventure Global Technology
Andrei Gregory Filippov
Brock Wayne Watson
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 to US41248702P priority Critical
Priority to US60/412,487 priority
Application filed by David Paul Brisco, Enventure Global Technology, Andrei Gregory Filippov, Brock Wayne Watson filed Critical David Paul Brisco
Publication of WO2004027204A2 publication Critical patent/WO2004027204A2/en
Publication of WO2004027204A3 publication Critical patent/WO2004027204A3/en
Publication of WO2004027204B1 publication Critical patent/WO2004027204B1/en
Priority claimed from US11/838,782 external-priority patent/US20080142213A1/en

Links

Classifications

    • EFIXED CONSTRUCTIONS
    • E21EARTH DRILLING; MINING
    • E21BEARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B29/00Cutting or destroying pipes, packers, plugs, or wire lines, located in boreholes or wells, e.g. cutting of damaged pipes, of windows; Deforming of pipes in boreholes or wells; Reconditioning of well casings while in the ground
    • E21B29/002Cutting, e.g. milling, a pipe with a cutter rotating along the circumference of the pipe
    • E21B29/005Cutting, e.g. milling, a pipe with a cutter rotating along the circumference of the pipe with a radially-expansible cutter rotating inside the pipe, e.g. for cutting an annular window
    • EFIXED CONSTRUCTIONS
    • E21EARTH DRILLING; MINING
    • E21BEARTH DRILLING, e.g. DEEP 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
    • E21B43/02Subsoil filtering
    • E21B43/10Setting of casings, screens, liners or the like in wells
    • E21B43/103Setting of casings, screens, liners or the like in wells of expandable casings, screens, liners, or the like
    • E21B43/105Expanding tools specially adapted therefor

Abstract

A cutter (10) for a wellbore casing (20) is provided that includes a rotatable tubular support (28), at least one cutter blade (34) supported on the rotatable tubular support, having a retracted position for insertion into the wellbore casing and having an expanded position for cutting engagement with the wellbore casing, and an actuator (50) for moving the cutter blade from the retracted position to the expanded position for cutting engagement with the wellbore casing.

Claims

AMENDED CLAIMS
[received by the International Bureau on 25 August 2004 (25.08.04); original claims 11-12, 17-18 amended; claims 19-43 added remaining claims unchanged (8 pages)] position to the expanded position further comprises means for selectively activating the actuator to move the cutter blades from the retracted position to the expanded position for cutting engagement with the wellbore casing and from the expanded position to the retracted position,
S. The cutter tool of claim 7, wherein the actuator comprises a hydraulic cylinder attached to the tubular support and coupled to the expander device, the hydraulic cylinder having an opening chamber for moving the cone in an axial direction for expanding the cutter blades and having a closing cylinder for moving the expander cone in an opposite axial direction for retracting the cutter blade and wherein the activation device comprises a first activation dart seatable in the tubular support for directing fjuidic material into the opening chamber of the hydraulic cylinder and a second activation dart seatable in the tubular support for directing fluidic material into the closing chamber of the hydraulic cylinder.
9. The cutter tool of claim 4, wherein the expander cone has a plurality of first cam arms each providing one of the plurality of ramp surfaces and slidingiy engaged with a separate one of the plurality of cutter blades and further comprising a second cone having a plurality of cam second arms each having a second ramp surface and interleaved with the first cam arms and a plurality of dummy blades interleaved with the plurality of cutter blades and in sliding engagement with the second ramp surfaces provided on the second cam arms, the dummy blades expandable and retractable with the cutter blades and having insufficient thickness to contact the wellbore casing when expanded.
10. The cutter tool of claim 1 , wherein the cutter blade further comprises a cutting tip secured to the cutter blade projecting radially outward when the cutter blade is in the expanded position for cutting engagement between the cutting tip arid the wellbore casin .
11. A casing cutting tool, comprising: an upper tubular support member; an upper cam assembly comprising: a tubular base; and a plurality of cam arms extending from the tubular base in a downward longitudinal direction, each cam arm defining an inclined surface; a plurality of upper cutting segments interleaved with the cam arms of the upper cam assembly and pivotally coupled to the upper tubular support member; a lower tubular support member; a lower cam assembly comprising: a tubular base; and a plurality of cam aims extending from the tubular base in an upward longitudinal direction, each cam arm defining an inclined surface that mates with the inclined surface of a corresponding one of the upper cutter blade segments; wherein the cams arms of the upper cam assembly are interleaved with and overlap the earn airms of the lower cam assembly; and a plurality of lower non-cutting segments interleaved with cam arms of the lower cam assembly and the upper cutting segments, each lower non-cutting segment pivotally coupled to the lower tubular support member and mating with the inclined surface of a corresponding one of the cam arms of the upper cam assembly.
12. (Amended) A method for cutting a wellbore casing comprisin : providing a plurality of cutter blades supported on a rotatable tubular support; placing the plurality of cutter blades in a retracted position; inserting the tubular support into the wellbore casing with the cutter blades supported in the retracted position; actuating the cutter blades in the wellbore to expand into a cutting position to engage with the wellbore casing; and rotating the tubular support with the cutter blades supported thereon so that the wellbore casing is cut by the rotating cutter blades,
13. A method of radially expanding cutter blades for cutting a wellbore casing in a wellbore, comprising: supporting the expandable tubular member using a tubular support member and an expandable cutter tool; injecting a fluidjc material into the tubular support member; actuating the expandable cutter tool radially outwardly relative to the wellbore casing and into cutting engagement with the wellbore casing using the injected flωdic material.
14. The method of claim 13, further comprising' rotating the expandable cutter tool in cutting engagement with the wellbore casing when the expandable cutter tool is expanded radially outwardly relative to the wellbore casing.
15. The method of claim 14, further comprising: continuing to rotate the expandable cuter tool in cutting engagement with the wellbore casing until an upper portion of the wellbore casing is severed from the wellbore
19 casmg; maintaining the expandable cutter tool in the radially expanded position after the upper portion of the wellbore casing is severed; and raising the expandable cutter tool with the severed casing portion supported thereon out of the wellbore.
1 . The method of claim 13, wherein actuating the expandable cutter tool radially outwardly relative to the wellbore casing and into cutting engagement with the wellbore casing using the injected fluidic material, further comprises: directing the fluidic material from within a portion of the tubular support member to an actuator cylinder to cause the cutting tool to slide axially on ramp surfaces so that cutting blades arc moved radially outwardly.
17. The method of claim 13 , wherein actuating the ejcpandable cutter tool radially outwardly relative to the wellbore casing and into cutting engagement with the wellbore casing, wherein the tubular support member comprises: an upper tubular support member and a lower tubular support member; and wherein actuating the expandable cutter tool comprises displacing the upper tubular support member relative to the lower tubular support member.
18. The method of claim 17, wherem the expandable cutting tool comprises: an upper cam assembly comprising: a tubular base; and a plurality of cam aims extending from the tubular base in a downward longitudinal direction, each cam arm defining an inclined surface; a plurality of upper cutting blade segments interleaved with the cam arms of the upper cam assembly and pivotally coupled to the upper tubular support member; a lower cam assembly comprising: a tubular base; and a plurality of cam arms extending from the tubular base in an upward longitudinal direction, each cam aim defining an inclined surface that mates with the inclined surface of a corresponding one of the upper cutter blade segments; wherein the cams arms of the upper cam assembly are interleaved with and overlap the cam amis of the lower cam assembly; and a plurality of lower dummy segments interleaved with cam arms of the lower cam
20 assembly and the upper cutting blade segments, each lower dummy segment pivotally coupled to the lower tubular support member and mating with the inclined surface of a corresponding one of the cam arms of the upper cam assembly.
19. A cutter tool for a tubular member, comprising: a rotatable tubular support; at least one cutter blade supported on the rotatable tubular support, having a retracted position for insertion into the tubular member and having an expanded position for cutting engagement with the tubular member; and an actuator means for moving the cutter blade from the retracted position to the expanded position for cutting engagement with the tubular member.
20. The cutter tool of claim 1 , further comprising an expander device means coupled to the actuator means for displacing the cutter blade outwardly; and wherein the cutter blade is pivotably mounted on the expander device means.
21. The cutter tool of claim 20, wherein the cutter blade includes an interior sliding surface and the expander device means includes a ramp surface moveable by the actuator means along the tubular support in sliding engagement with the interior sliding surface of the cutter blade to pivot the cutter blade between the retracted position and the expanded position.
22. The cutter tool of claim 21 , wherein the at least one cutter blade includes a plurality of cutter blades each pivotably mounted on the expander device means and each having an interior sliding surface and wherein the expander device means comprises an expander cone means supported on a mandrel portion of the tubular support and having a plurality of ramp surfaces slidingly engaged with each interior sliding surface of the plurality of cutter blades.
23. The cutter tool of claim 22, wherein the actuator means for moving the cutter device from the retracted position to the expanded position further comprises an activation device means for selectively activating the actuator means to move the cutter blade from the retracted position to the expanded position for cutting engagement with the tubular member.
24. The cutter tool of claim 23, wherein the actuator means comprises a hydraulic cylinder attached to the tubular support and coupled to the expander device means and wherein the activation device means comprises an activation means in the tubular support for directing fluidic material into the hydraulic
21 cylinder to cause relative sliding movement of the expander cone on the mandrel portion of the tubular support.
25. The cutter tool of claim 22, wherein the actuator means for moving the cutter device from the retracted position to the expanded position further comprises means for selectively activating the actuator to move the cutter blades from the retracted position to the expanded position for cutting engagement with the tubular member and from the expanded position to the retracted position.
26 The cutter tool of claim 25, wherein the actuator means compπses a hydraulic cylinder attached to the tubular support and coupled to the expander device means, the hydraulic cylinder having an opening chamber for moving the cone in an axial direction for expanding the cutter blades and having a closing cylinder for moving the expander cone m an opposite axial direction for retracting the cutter blade and wherein the activation device means compπses a first activation means seatable in the tubular support for directing fluidic material into the opening chamber of the hydraulic cylinder and a second activation means seatable m the tubular support for directing fluidic material into the closing chamber of the hydraulic cylinder
27. The cutter tool of claim 22, wherein the expander cone has a plurality of first cam arms each providing one of the plurality of ramp surfaces and shdmgly engaged with a separate one of the plurality of cutter blades and fiirther comprising a second cone having a plurality of cam second arms each having a second ramp surface and interleaved with the first cam arms and a plurality of dummy blades interleaved with the plurality of cutter blades and jn sliding engagement with the second ramp surfaces provided on the second cam amis, the dummy blades expandable and retractable with the cutter blades and having insufficient thickness to contact the tubular member when expanded
28. The cutter tool of claim 19, where the cutter blade further comprises a cutting tip secured to the cutter blade projecting radially outward when the cutter blade is in the expanded position for cutting engagement between the cutting tip and the tubular member.
29. A system for cutting a tubular member comprising : means for providing a plurality of cutter blades supported on a rotatable tubular support; means for placing the plurality of cutter blades in a retracted position, means for inserting the tubular support into the tubular member with the cutter biades supported in the retracted position; means for actuating the cutter blades in the tubular member to expand nto a cutting position to engage with the tubular member, and
22 means for rotating the tubular support with the cutter blades supported thereon so that the tubular member is cut by the rotating cutter blades.
30. A system for radially expanding cutter blades for cutting a tubular member in a preexisting structure, comprising*. means for supporting the expandable tubular member using a tubular support member and an expandable cutter tool; means for injecting a fluidic material into the tubular support member; and means for actuating the expandable cutter tool radially outwardly relative to the tubular member and into cutting engagement with the tubular member using the injected fluidic material.
31. The system of claim 30, further comprising: means for rotating the expandable cutter tool in cutting engagement with the tubular member when the expandable cutter tool is expanded radially outwardly relative to the tubular member.
32. The system of claim 31, further comprising: means for continuing to rotate the expandable cuter tool in cutting engagement with the tubular member until an upper portion of the tubular member is severed from the tubular member; means for maintaining the expandable cutter tool in the radially expanded position after the upper portion of the tubular member is severed; and means for raising the expandable cutter tool with the severed tubular member portion supported thereon out of the preexisting structure.
33. The system of claim 30, wherein means for actuating the expandable cutter tool radially outwardly relative to the wellbore casing and into cutting engagement with the wellbore casing using the injected fluidic material, further comprises: means for directing the fluidic material from within a portion of the tubular support member to an actuator cylinder to cause the cutting tool to slide axially on ramp surfaces so that cutting blades are moved radially outwardly.
34. The system of claim 30, wherein means for actuating the expandable cutter tool radially outwardly relative to the wellbore casing and into cutting engagement with the wellbore casing, wherein the tubular support member comprises:
23 an upper tubular support member and a lower tubular support member; and wherein actuating the expandable cutter too) comprises means for displacing the upper tubular support member relative to the lower tubular support member.
35. A cutter tool for a tubular member, comprising: a rotatable tubular support; a plurality of cutting elements supported on the rotatable tubular support, having a retracted position for insertion into the tubular member and having an expanded position for cutting engagement with the wellbore casing; a plurality of non-cutting elements supported on the rotatable tubular support, having a retracted position for insertion into the tubular member and having an expanded position; an actuator for moving the cutting and non-cutting elements from the retracted positions to the expanded positions; wherein the cutting elements are interleaved with the non-cutting elements; and wherein, in the retracted positions, the cutting elements and the non-cutting elements are positioned away from one another in an axial direction; and wherein in the expanded positions, the cutting elements and the non-cutting elements are brought together in the axial direction.
36. A method of cutting a tubular member, comprising: interleaving a plurality of cutting elements with a plurality of non-cutting elements; positioning the cutting elements and non-cutting elements within the tubular member; rotating and translating the cutting elements and the non-cutting elements until the cutting elements engage the tubular member; and rotating the cutting elements relative to the tubular member to cut the tubular member,
37- The method of claim 36, further comprising: rotating and translating the cutting elements and the non-cutting elements after cutting the tubular member,
38. The method of claim 36, wherein positioning the cutting elements and non-cutting elements within the tubular member comprises: spacing apart the cutting elements from the non-cutting elements in an axial direction.
39. The method of claim 36, wherein rotating and translating the cutting elements and the non-
24 cutting elements until the cutting elements engage the tubular member comprises: moving the cutting elements towards the non-cutting elements in an axial direction; and displacing the cutting elements and the non-cutting elements outwardly in a radial direction,
40. A system for cutting a tubular member, comprising: means for interleaving a plurality of cutting elements with a plurality of non-cutting elements; means for positioning the cutting elements and non-cutting elements within the tubular member; means for rotating and translating the cutting elements and the non-cutting elements until the cutting elements engage the tubular member; and means for rotating the cutting elements relative to the tubular member to cut the tubular member.
41. The system of claim 40, further comprising: means for rotating and translating the cutting elements and the non-cutting elements after cutting the tubular member.
42. The system of claim 40, wherein means for positioning the cutting elements and non-cutting elements within the tubular member comprises: spacing apart the cutting elements from the non-cutting elements in an axial direction.
43. The system of claim 40, wherein means for rotating and translating the cutting elements and the non-cutting elements until the cuttmg elements engage the tubular member comprises: means for moving the cutting elements towards the non-cutting elements in an axial direction; and means for displacing the cutting elements and the non-cutting elements outwardly in a radial direction.
25
PCT/US2003/029858 2002-09-20 2003-09-22 Cutter for wellbore casing WO2004027204A2 (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
US41248702P true 2002-09-20 2002-09-20
US60/412,487 2002-09-20

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US10/528,221 US20060137877A1 (en) 2002-09-20 2003-09-22 Cutter for wellbore casing
AU2003275131A AU2003275131A1 (en) 2002-09-20 2003-09-22 Cutter for wellbore casing
NO20051876A NO20051876L (en) 2002-09-20 2005-04-18 Kutterverktoy for a borehole casing
US11/838,782 US20080142213A1 (en) 2002-11-12 2007-08-14 Radial expansion of a wellbore casing against a formation

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
PCT/US2003/029460 Continuation-In-Part WO2004027200A2 (en) 2002-09-20 2003-09-22 Bottom plug for forming a mono diameter wellbore casing

Related Child Applications (1)

Application Number Title Priority Date Filing Date
PCT/US2003/018530 Continuation-In-Part WO2003106130A2 (en) 2002-06-12 2003-06-12 Collapsible expansion cone

Publications (3)

Publication Number Publication Date
WO2004027204A2 WO2004027204A2 (en) 2004-04-01
WO2004027204A3 WO2004027204A3 (en) 2004-08-26
WO2004027204B1 true WO2004027204B1 (en) 2004-10-14

Family

ID=32030885

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/US2003/029858 WO2004027204A2 (en) 2002-09-20 2003-09-22 Cutter for wellbore casing

Country Status (4)

Country Link
US (1) US20060137877A1 (en)
AU (1) AU2003275131A1 (en)
NO (1) NO20051876L (en)
WO (1) WO2004027204A2 (en)

Families Citing this family (32)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7357188B1 (en) 1998-12-07 2008-04-15 Shell Oil Company Mono-diameter wellbore casing
US7886831B2 (en) 2003-01-22 2011-02-15 Enventure Global Technology, L.L.C. Apparatus for radially expanding and plastically deforming a tubular member
NL1019368C2 (en) 2001-11-14 2003-05-20 Nutricia Nv Preparation for improving receptor performance.
CA2482743C (en) 2002-04-12 2011-05-24 Enventure Global Technology Protective sleeve for threaded connections for expandable liner hanger
WO2003089161A2 (en) 2002-04-15 2003-10-30 Enventure Global Technlogy Protective sleeve for threaded connections for expandable liner hanger
EP1552271A1 (en) 2002-09-20 2005-07-13 Enventure Global Technology Pipe formability evaluation for expandable tubulars
GB2415454B (en) 2003-03-11 2007-08-01 Enventure Global Technology Apparatus for radially expanding and plastically deforming a tubular member
CA2522918C (en) * 2003-03-27 2009-10-20 Enventure Global Technology Apparatus and method for cutting a tubular
GB2415988B (en) 2003-04-17 2007-10-17 Enventure Global Technology Apparatus for radially expanding and plastically deforming a tubular member
US7712522B2 (en) 2003-09-05 2010-05-11 Enventure Global Technology, Llc Expansion cone and system
CA2577083A1 (en) 2004-08-13 2006-02-23 Mark Shuster Tubular member expansion apparatus
US7478982B2 (en) * 2006-10-24 2009-01-20 Baker Hughes, Incorporated Tubular cutting device
US8261828B2 (en) * 2007-03-26 2012-09-11 Baker Hughes Incorporated Optimized machining process for cutting tubulars downhole
US7575056B2 (en) * 2007-03-26 2009-08-18 Baker Hughes Incorporated Tubular cutting device
US8113271B2 (en) * 2007-03-26 2012-02-14 Baker Hughes Incorporated Cutting tool for cutting a downhole tubular
US7628205B2 (en) * 2007-03-26 2009-12-08 Baker Hughes Incorporated Optimized machining process for cutting tubulars downhole
US7779910B2 (en) * 2008-02-07 2010-08-24 Halliburton Energy Services, Inc. Expansion cone for expandable liner hanger
US7823632B2 (en) * 2008-06-14 2010-11-02 Completion Technologies, Inc. Method and apparatus for programmable robotic rotary mill cutting of multiple nested tubulars
US9759030B2 (en) 2008-06-14 2017-09-12 Tetra Applied Technologies, Llc Method and apparatus for controlled or programmable cutting of multiple nested tubulars
US20090308605A1 (en) * 2008-06-14 2009-12-17 Mcafee Wesley Mark Methodolgy and apparatus for programmable robotic rotary mill cutting of multiple nested tubulars
US20100089211A1 (en) * 2008-10-10 2010-04-15 James Rebuck Adjustable cutting tool
US8469097B2 (en) * 2009-05-14 2013-06-25 Baker Hughes Incorporated Subterranean tubular cutter with depth of cut feature
US8261842B2 (en) 2009-12-08 2012-09-11 Halliburton Energy Services, Inc. Expandable wellbore liner system
US8230926B2 (en) * 2010-03-11 2012-07-31 Halliburton Energy Services Inc. Multiple stage cementing tool with expandable sealing element
CA2827325A1 (en) 2011-02-21 2013-08-29 Baker Hughes Incoprorated Downhole clamping mechanism
US9038723B2 (en) * 2012-03-09 2015-05-26 Leon Bernard TRUDEAU Tubular member cutting tool
US9404331B2 (en) 2012-07-31 2016-08-02 Smith International, Inc. Extended duration section mill and methods of use
US9366101B2 (en) 2012-10-04 2016-06-14 Baker Hughes Incorporated Cutting and pulling tool with double acting hydraulic piston
US9725977B2 (en) 2012-10-04 2017-08-08 Baker Hughes Incorporated Retractable cutting and pulling tool with uphole milling capability
US20150167394A1 (en) * 2013-12-16 2015-06-18 Smith International, Inc. Cutting elements for casing milling
GB2576630A (en) * 2017-02-01 2020-02-26 Ardyne Holdings Ltd Improvements in or relating to well abandonment and slot recovery
GB2559353B (en) * 2017-02-01 2019-06-05 Ardyne Holdings Ltd Improvements in or relating to well abandonment and slot recovery

Family Cites Families (102)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US46818A (en) * 1865-03-14 Improvement in tubes for caves in oil or other wells
US2734580A (en) * 1956-02-14 layne
US519805A (en) * 1894-05-15 Charles s
US341237A (en) * 1886-05-04 Bicycle
US984449A (en) * 1909-08-10 1911-02-14 John S Stewart Casing mechanism.
US958517A (en) * 1909-09-01 1910-05-17 John Charles Mettler Well-casing-repairing tool.
US1233888A (en) * 1916-09-01 1917-07-17 Frank W A Finley Art of well-producing or earth-boring.
US1494128A (en) * 1921-06-11 1924-05-13 Power Specialty Co Method and apparatus for expanding tubes
US1485642A (en) * 1922-04-11 1924-03-04 Diamond Drill Contracting Comp Expanding rotary reamer
US1597212A (en) * 1924-10-13 1926-08-24 Arthur F Spengler Casing roller
US1590357A (en) * 1925-01-14 1926-06-29 John F Penrose Pipe joint
US1589781A (en) * 1925-11-09 1926-06-22 Joseph M Anderson Rotary tool joint
US1613461A (en) * 1926-06-01 1927-01-04 Edwin A Johnson Connection between well-pipe sections of different materials
US1756531A (en) * 1928-05-12 1930-04-29 Fyrac Mfg Co Post light
US2046870A (en) * 1934-05-08 1936-07-07 Clasen Anthony Method of repairing wells having corroded sand points
US2122757A (en) * 1935-07-05 1938-07-05 Hughes Tool Co Drill stem coupling
US2145168A (en) * 1935-10-21 1939-01-24 Flagg Ray Method of making pipe joint connections
US2087185A (en) * 1936-08-24 1937-07-13 Stephen V Dillon Well string
US2187275A (en) * 1937-01-12 1940-01-16 Amos N Mclennan Means for locating and cementing off leaks in well casings
US2160263A (en) * 1937-03-18 1939-05-30 Hughes Tool Co Pipe joint and method of making same
US2167739A (en) * 1937-04-27 1939-08-01 Grant John Cut indicator for casing cutters
US2204585A (en) * 1938-05-12 1940-06-18 Int Nickel Co Method of producing cast steels
US2214226A (en) * 1939-03-29 1940-09-10 English Aaron Method and apparatus useful in drilling and producing wells
US2273017A (en) * 1939-06-30 1942-02-17 Boynton Alexander Right and left drill pipe
US2371640A (en) * 1943-02-18 1945-03-20 Frank G Manson Automatic release aerial delivery container
US2383214A (en) * 1943-05-18 1945-08-21 Bessie Pugsley Well casing expander
US2447629A (en) * 1944-05-23 1948-08-24 Richfield Oil Corp Apparatus for forming a section of casing below casing already in position in a well hole
US2500275A (en) * 1945-02-27 1950-03-14 Ibm Inking device for printing rollers
US2546295A (en) * 1946-02-08 1951-03-27 Reed Roller Bit Co Tool joint wear collar
US2583316A (en) * 1947-12-09 1952-01-22 Clyde E Bannister Method and apparatus for setting a casing structure in a well hole or the like
US2627691A (en) * 1949-04-04 1953-02-10 Marlin Electric Company Fishing line and plug retriever
US2647847A (en) * 1950-02-28 1953-08-04 Fluid Packed Pump Company Method for interfitting machined parts
US3018547A (en) * 1952-07-30 1962-01-30 Babcock & Wilcox Co Method of making a pressure-tight mechanical joint for operation at elevated temperatures
US2796134A (en) * 1954-07-19 1957-06-18 Exxon Research Engineering Co Apparatus for preventing lost circulation in well drilling operations
US2929741A (en) * 1957-11-04 1960-03-22 Morris A Steinberg Method for coating graphite with metallic carbides
US3015362A (en) * 1958-12-15 1962-01-02 Johnston Testers Inc Well apparatus
US3015500A (en) * 1959-01-08 1962-01-02 Dresser Ind Drill string joint
US3039530A (en) * 1959-08-26 1962-06-19 Elmo L Condra Combination scraper and tube reforming device and method of using same
US3104703A (en) * 1960-08-31 1963-09-24 Jersey Prod Res Co Borehole lining or casing
US3175618A (en) * 1961-11-06 1965-03-30 Pan American Petroleum Corp Apparatus for placing a liner in a vessel
US3191680A (en) * 1962-03-14 1965-06-29 Pan American Petroleum Corp Method of setting metallic liners in wells
US3167122A (en) * 1962-05-04 1965-01-26 Pan American Petroleum Corp Method and apparatus for repairing casing
US3179168A (en) * 1962-08-09 1965-04-20 Pan American Petroleum Corp Metallic casing liner
US3203483A (en) * 1962-08-09 1965-08-31 Pan American Petroleum Corp Apparatus for forming metallic casing liner
US3203451A (en) * 1962-08-09 1965-08-31 Pan American Petroleum Corp Corrugated tube for lining wells
US3188816A (en) * 1962-09-17 1965-06-15 Koch & Sons Inc H Pile forming method
US3233315A (en) * 1962-12-04 1966-02-08 Plastic Materials Inc Pipe aligning and joining apparatus
US3245471A (en) * 1963-04-15 1966-04-12 Pan American Petroleum Corp Setting casing in wells
US3191677A (en) * 1963-04-29 1965-06-29 Myron M Kinley Method and apparatus for setting liners in tubing
US3343252A (en) * 1964-03-03 1967-09-26 Reynolds Metals Co Conduit system and method for making the same or the like
US3270817A (en) * 1964-03-26 1966-09-06 Gulf Research Development Co Method and apparatus for installing a permeable well liner
US3364993A (en) * 1964-06-26 1968-01-23 Wilson Supply Company Method of well casing repair
US3326293A (en) * 1964-06-26 1967-06-20 Wilson Supply Company Well casing repair
US3297092A (en) * 1964-07-15 1967-01-10 Pan American Petroleum Corp Casing patch
US3371717A (en) * 1965-09-21 1968-03-05 Baker Oil Tools Inc Multiple zone well production apparatus
US3520049A (en) * 1965-10-14 1970-07-14 Dmitry Nikolaevich Lysenko Method of pressure welding
US3427707A (en) * 1965-12-16 1969-02-18 Connecticut Research & Mfg Cor Method of joining a pipe and fitting
US3498376A (en) * 1966-12-29 1970-03-03 Phillip S Sizer Well apparatus and setting tool
US3424244A (en) * 1967-09-14 1969-01-28 Kinley Co J C Collapsible support and assembly for casing or tubing liner or patch
US3504515A (en) * 1967-09-25 1970-04-07 Daniel R Reardon Pipe swedging tool
US3579805A (en) * 1968-07-05 1971-05-25 Gen Electric Method of forming interference fits by heat treatment
US3489220A (en) * 1968-08-02 1970-01-13 J C Kinley Method and apparatus for repairing pipe in wells
US3528498A (en) * 1969-04-01 1970-09-15 Wilson Ind Inc Rotary cam casing swage
US3578081A (en) * 1969-05-16 1971-05-11 Albert G Bodine Sonic method and apparatus for augmenting the flow of oil from oil bearing strata
US3568773A (en) * 1969-11-17 1971-03-09 Robert O Chancellor Apparatus and method for setting liners in well casings
US3687196A (en) * 1969-12-12 1972-08-29 Schlumberger Technology Corp Drillable slip
US3631926A (en) * 1969-12-31 1972-01-04 Schlumberger Technology Corp Well packer
US3665591A (en) * 1970-01-02 1972-05-30 Imp Eastman Corp Method of making up an expandable insert fitting
US3682256A (en) * 1970-05-15 1972-08-08 Charles A Stuart Method for eliminating wear failures of well casing
US3667547A (en) * 1970-08-26 1972-06-06 Vetco Offshore Ind Inc Method of cementing a casing string in a well bore and hanging it in a subsea wellhead
US3669190A (en) * 1970-12-21 1972-06-13 Otis Eng Corp Methods of completing a well
US3711123A (en) * 1971-01-15 1973-01-16 Hydro Tech Services Inc Apparatus for pressure testing annular seals in an oversliding connector
US3709306A (en) * 1971-02-16 1973-01-09 Baker Oil Tools Inc Threaded connector for impact devices
US3746092A (en) * 1971-06-18 1973-07-17 Cities Service Oil Co Means for stabilizing wellbores
US3746091A (en) * 1971-07-26 1973-07-17 H Owen Conduit liner for wellbore
US3712376A (en) * 1971-07-26 1973-01-23 Gearhart Owen Industries Conduit liner for wellbore and method and apparatus for setting same
US3746088A (en) * 1971-09-07 1973-07-17 Chevron Res Apparatus for use in wells
US4442586A (en) * 1978-10-16 1984-04-17 Ridenour Ralph Gaylord Tube-to-tube joint method
US4257155A (en) * 1976-07-26 1981-03-24 Hunter John J Method of making pipe coupling joint
US4530231A (en) * 1980-07-03 1985-07-23 Apx Group Inc. Method and apparatus for expanding tubular members
US4651831A (en) * 1985-06-07 1987-03-24 Baugh Benton F Subsea tubing hanger with multiple vertical bores and concentric seals
NL8502327A (en) * 1985-08-23 1987-03-16 Wavin Bv Plastic tube comprising an outdoor housing with ridges and smooth interior wall and method for repairing resp. improve a sewage tube.
US5150755A (en) * 1986-01-06 1992-09-29 Baker Hughes Incorporated Milling tool and method for milling multiple casing strings
US4938291A (en) * 1986-01-06 1990-07-03 Lynde Gerald D Cutting tool for cutting well casing
US5018580A (en) * 1988-11-21 1991-05-28 Uvon Skipper Section milling tool
US4930573A (en) * 1989-04-06 1990-06-05 Otis Engineering Corporation Dual hydraulic set packer
US5014780A (en) * 1990-05-03 1991-05-14 Uvon Skipper Long distance section mill for pipe in a borehole
US5306101A (en) * 1990-12-31 1994-04-26 Brooklyn Union Gas Cutting/expanding tool
US5242017A (en) * 1991-12-27 1993-09-07 Hailey Charles D Cutter blades for rotary tubing tools
US5791409A (en) * 1996-09-09 1998-08-11 Baker Hughes Incorporated Hydro-mechanical multi-string cutter
GB9817246D0 (en) * 1998-08-08 1998-10-07 Petroline Wellsystems Ltd Connector
US7357188B1 (en) * 1998-12-07 2008-04-15 Shell Oil Company Mono-diameter wellbore casing
US6578630B2 (en) * 1999-12-22 2003-06-17 Weatherford/Lamb, Inc. Apparatus and methods for expanding tubulars in a wellbore
WO2000037766A2 (en) * 1998-12-22 2000-06-29 Weatherford/Lamb, Inc. Procedures and equipment for profiling and jointing of pipes
US6345373B1 (en) * 1999-03-29 2002-02-05 The University Of California System and method for testing high speed VLSI devices using slower testers
US6419025B1 (en) * 1999-04-09 2002-07-16 Shell Oil Company Method of selective plastic expansion of sections of a tubing
US6679328B2 (en) * 1999-07-27 2004-01-20 Baker Hughes Incorporated Reverse section milling method and apparatus
FR2811056B1 (en) * 2000-06-30 2003-05-16 Vallourec Mannesmann Oil & Gas TUBULAR THREADED JOINT SUITABLE FOR DIAMETRIC EXPANSION
GB0026063D0 (en) * 2000-10-25 2000-12-13 Weatherford Lamb Downhole tubing
US6701598B2 (en) * 2002-04-19 2004-03-09 General Motors Corporation Joining and forming of tubular members
US6843322B2 (en) * 2002-05-31 2005-01-18 Baker Hughes Incorporated Monobore shoe
US6902652B2 (en) * 2003-05-09 2005-06-07 Albany International Corp. Multi-layer papermaker's fabrics with packing yarns

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NO20051876D0 (en) 2005-04-18
AU2003275131A8 (en) 2004-04-08
WO2004027204A3 (en) 2004-08-26
WO2004027204A2 (en) 2004-04-01
AU2003275131A1 (en) 2004-04-08
US20060137877A1 (en) 2006-06-29
NO20051876L (en) 2005-04-18

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