WO2023209026A1 - Train d'outils d'intervention sur câble métallique - Google Patents

Train d'outils d'intervention sur câble métallique Download PDF

Info

Publication number
WO2023209026A1
WO2023209026A1 PCT/EP2023/060993 EP2023060993W WO2023209026A1 WO 2023209026 A1 WO2023209026 A1 WO 2023209026A1 EP 2023060993 W EP2023060993 W EP 2023060993W WO 2023209026 A1 WO2023209026 A1 WO 2023209026A1
Authority
WO
WIPO (PCT)
Prior art keywords
vibration
tool
unit
tool string
wireline
Prior art date
Application number
PCT/EP2023/060993
Other languages
English (en)
Inventor
Tomas Sune Andersen
Original Assignee
Welltec Oilfield Solutions Ag
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 Welltec Oilfield Solutions Ag filed Critical Welltec Oilfield Solutions Ag
Publication of WO2023209026A1 publication Critical patent/WO2023209026A1/fr

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
    • E21B4/00Drives for drilling, used in the borehole
    • E21B4/06Down-hole impacting means, e.g. hammers
    • E21B4/10Down-hole impacting means, e.g. hammers continuous unidirectional rotary motion of shaft or drilling pipe effecting consecutive impacts
    • 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
    • E21B23/00Apparatus for displacing, setting, locking, releasing or removing tools, packers or the like in boreholes or wells
    • E21B23/001Self-propelling systems or apparatus, e.g. for moving tools within the horizontal portion of a 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
    • E21B23/00Apparatus for displacing, setting, locking, releasing or removing tools, packers or the like in boreholes or wells
    • E21B23/01Apparatus for displacing, setting, locking, releasing or removing tools, packers or the like in boreholes or wells for anchoring the tools or the like
    • 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
    • E21B23/00Apparatus for displacing, setting, locking, releasing or removing tools, packers or the like in boreholes or wells
    • E21B23/04Apparatus for displacing, setting, locking, releasing or removing tools, packers or the like in boreholes or wells operated by fluid means, e.g. actuated by explosion
    • E21B23/0411Apparatus for displacing, setting, locking, releasing or removing tools, packers or the like in boreholes or wells operated by fluid means, e.g. actuated by explosion specially adapted for anchoring tools or the like to the borehole wall or to well tube
    • 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
    • E21B23/00Apparatus for displacing, setting, locking, releasing or removing tools, packers or the like in boreholes or wells
    • E21B23/14Apparatus for displacing, setting, locking, releasing or removing tools, packers or the like in boreholes or wells for displacing a cable or a cable-operated tool, e.g. for logging or perforating operations in deviated wells
    • 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
    • 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
    • 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
    • E21B31/00Fishing for or freeing objects in boreholes or wells
    • E21B31/005Fishing for or freeing objects in boreholes or wells using vibrating or oscillating means
    • 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
    • E21B37/00Methods or apparatus for cleaning boreholes or wells
    • E21B37/02Scrapers specially adapted therefor
    • 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
    • E21B47/00Survey of boreholes or wells
    • E21B47/01Devices for supporting measuring instruments on drill bits, pipes, rods or wirelines; Protecting measuring instruments in boreholes against heat, shock, pressure or the like
    • E21B47/017Protecting measuring instruments
    • 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
    • E21B7/00Special methods or apparatus for drilling
    • E21B7/24Drilling using vibrating or oscillating means, e.g. out-of-balance masses

Definitions

  • the present invention relates to a wireline intervention tool string for operating in a well having a longitudinal axis, a top and a bottom.
  • the invention also relates to a downhole tool system comprising the wireline intervention tool string and a driving section/downhole tractor.
  • the contact between the tool string and the hard material can mean that when the machining tool comes into contact with the hard material, any vibration created between the tool string and the hard material may be amplified by the stationary hard material, as the hard material may provide a counterforce to the vibration generated in the tool string and thereby cause the vibration to be transmitted into the remaining parts of the tool string .
  • a wireline intervention tool string for operating in a well having a longitudinal axis, a top and a bottom, comprising:
  • first part connected to a wireline and configured to face the top of the well, the first part comprising an anchoring section and configured to be rotationally stationary during operation, - an operational tool configured to rotate relative to the first part during operation,
  • a driving unit such as an electric motor, arranged in the first part and configured to provide rotational force to the operational tool, the driving unit being powered via the wireline, and
  • the wireline intervention tool string further comprises a vibrationdampening unit arranged in a longitudinal position uphole relative to the operational tool for preventing vibrations generated by the vibration-generating unit from damaging tool sections that are uphole to the operational tool and/or to prevent the vibration generated by the vibration-generating unit from releasing tool sections from other tool sections of the wireline intervention tool string, at least in the first part.
  • the vibration-dampening unit may protect the functionality of the tool sections that are uphole to the operational tool and to reduce the risk that the vibration of the operational tool reduces the operational functionality of the tool sections.
  • the vibration-dampening unit may protect the anchor and/or anchoring section from losing their anchoring functionality or loosening the grip to the inner surface of the well tubular structure.
  • the vibration-dampening unit may be arranged in a longitudinal position between the vibration-generation unit and/or the operational tool and other tool sections of the wireline intervention tool. Therefore, the provision of a vibrationdampening unit between the operational tool and the other tool sections the vibration-dampening unit may protect the other tool sections from the vibration of the vibration-generating unit and/or the operational tool and ensure that at least a majority of the vibration created by the vibration-generation tool is dampened or isolated from the other tool sections, and thereby minimizing the risk that the vibration may separate other tool sections or that the vibration may cause damage to the other tool sections.
  • the vibration-dampening unit may be a vibration-absorption or vibrationisolation unit.
  • the wireline intervention tool string may comprise a second part configured to face the bottom of the well, and the operational tool may be arranged in the second part of the wireline intervention tool string, the operational tool comprising a bit for machining, such as grinding and/or milling.
  • the vibration-generating unit may provide oscillating vibration force at a frequency of more than 50 Hz, or more preferably of more than 100 Hz, or even more preferably of more than 200 Hz.
  • the vibration-generating unit may provide oscillating vibration force at a frequency of less than 800 Hz, or more preferably less than 600 Hz, or even more preferably less than 450 Hz.
  • vibration-dampening unit may be arranged in a longitudinal position between the operational tool and the first part.
  • vibration-dampening unit may be positioned in a longitudinal position that is between the operational tool and the anchoring section.
  • the operational tool may in operation be arranged between a first stationary part (anchoring section/first part) and a stationary part of the well, i.e. a hard material to be machined.
  • a first stationary part anchoring section/first part
  • a stationary part of the well i.e. a hard material to be machined.
  • the vibration-dampening unit may be arranged in a longitudinal position between the driving unit and the operational tool.
  • the vibration dampening unit may protect the driving unit from the vibration, and the risk of damage to the driving unit during a downhole operation is reduced.
  • the vibration-dampening unit may be configured to be stationary during operation.
  • vibration-dampening unit may be configured to rotate relative to the first part during operation.
  • the driving unit may be configured to provide rotational force to the vibration-generating unit, where the vibration-generating unit is configured to transform the rotational force into the vibration force in the longitudinal tool axis.
  • the wireline intervention tool string may further comprise a second driving unit that is configured to provide rotational force to the vibration-generating unit, where the vibration-generating unit is configured to transform the rotational force into the vibration force.
  • the driving unit may be connected with the operational tool via a drive shaft.
  • the tool string may further comprise a gearing unit arranged in a longitudinal position between the driving unit and the operational tool and/or between the driving unit and the vibration-generating unit.
  • gearing unit may be connected with the driving unit via a drive shaft and may be connected with the operational tool and/or the vibrationgenerating unit via a second drive shaft and/or a third drive shaft.
  • the gearing unit may be configured to provide a first rotational speed to the operational tool and/or a second rotational speed to the vibration-generating unit, where the first rotational speed is different from the second rotational speed.
  • the gearing unit may provide a gearing ratio of 1 :1 to the operational tool, but may have a different gearing ratio to the vibration-generating unit, or vice versa, i.e. one of the parts may rotate at the same speed as the drive shaft. Further, the first rotational speed may be lower than the second rotational speed.
  • the tool string and/or the first part may further comprise one or more compensating units, motors, gears, electrical controls or pumps.
  • the wireline intervention tool string may also comprise a slip ring.
  • the anchoring section may be configured to anchor the first part to the well to prevent rotational movement of the first part.
  • the anchoring section may be a driving section such as a self-propelling tool section/downhole tractor having wheels on arms.
  • the vibration-dampening unit may be arranged in a longitudinal position between the driving section and the operational tool.
  • the vibration dampening unit may protect the driving unit from the vibration, and the risk of damage to the driving unit during a downhole operation is reduced.
  • the anchoring section may comprise projectable parts for anchoring the first part in the well.
  • the vibration-generating unit may be arranged in the first part.
  • the vibration-generating unit may provide oscillating vibration force in a direction that is parallel, coaxial and/or coincident to the longitudinal tool axis of the wireline intervention tool string and/or the longitudinal axis of the well.
  • the vibration-generating unit may be arranged in the second part.
  • vibration-dampening unit may be arranged in the second part.
  • the vibration-dampening unit may be arranged in a longitudinal position between the vibration-generating unit and the first part.
  • the vibration-generating unit may be arranged in a longitudinal position between the vibration-dampening unit and the operational tool.
  • the vibration-generating unit may comprise a wave bearing or a magnetostrictive oscillator providing the vibration force.
  • the vibration-generating unit may comprise a vibration-transmission unit comprising a spring system.
  • the vibration-transmission unit may be configured to transmit and enhance the vibration force generated by the vibration-generating unit.
  • the spring system may be formed as a monolithic whole and shaped as stacked Belleville Washers.
  • the spring system may comprise two or more frusto-conical springs arranged in series and/or two or more Belleville Springs arranged in series.
  • the vibration-generating unit may comprise a rotatable cam mechanism comprising a first cam profile rotated in relation to a cooperating second cam profile.
  • the invention relates to a downhole tool system comprising the wireline intervention tool string and a driving section/downhole tractor.
  • Fig. 1 shows a wireline intervention tool string seen from the side
  • Fig. 2 shows another wireline intervention tool string seen from the side
  • Fig. 3 shows yet another wireline intervention tool string seen from the side.
  • Fig. 1 shows a wireline intervention tool string 1 operating in a well 2 having a longitudinal axis L, a top 51 and a bottom 52.
  • the wireline intervention tool string 1 comprises a tool housing 3 having a longitudinal tool axis LT and a first part 4 connected to a wireline 5 and configured to face the top of the well 2.
  • the first part 4 comprises an anchoring section 6 for maintaining the first part 4 rotationally stationary during an operation.
  • the wireline intervention tool string 1 further comprises an operational tool 7 configured to rotate relative to the first part 4 during operation and a driving unit 8, such as an electric motor, arranged in the first part 4 and configured to provide rotational force to the operational tool 7.
  • the driving unit 8 is powered via the wireline 5.
  • the wireline intervention tool string 1 further comprises a vibration-generating unit 9 for providing vibration force to the operational tool 7 to enhance the machining operation of the operational tool 7.
  • the operational tool 7 may be used to bore out a stuck valve partly blocking the passage of hydrocarbon-containing fluid in the well tubular metal structure or to machine in and widen a restriction in the well tubular metal structure, or to clean the inner face of the well tubular metal structure.
  • the vibration-generating unit 9 is connected with the operational tool 7 via a drive shaft 16 rotating the operational tool 7.
  • the vibration-generating unit 9 provides oscillating vibration force in a direction that is parallel, coaxial and/or coincident to the longitudinal tool axis of the wireline intervention tool string and/or the longitudinal axis of the well 2.
  • the operational tool 7 By having vibrations in the form of an oscillating vibration force in a direction that is parallel, coaxial and/or coincident to the longitudinal tool axis, the operational tool 7 is able to machine in harder materials further down the well than without such vibration force. Consequently, operations which were not possible with prior art tools are now feasible and easily done in one run and by means of a wireline and thus without the need for heavy equipment, such as coiled tubing on a rig.
  • the wireline intervention tool string 1 having tool sections further comprises a vibration-dampening unit 10 arranged in a longitudinal position uphole relative to the operational tool 7 for preventing vibrations generated by the vibrationgenerating unit 9 from releasing tool sections from other tool sections, at least in the first part.
  • the vibration-dampening unit 10 is arranged in a longitudinal position between the rotationally operational tool and the stationary first part 4.
  • the vibration-generating unit 9 provides oscillating vibration force at a frequency of preferably more than 200 Hz, and if such vibrations are allowed to spread in the wireline intervention tool string 1 and in particular to the stationary first part 4, some of the tool sections are at risk of releasing themselves from other tool sections, jeopardising the operation and creating a significant risk that these tool sections will be lost in the well 2 and difficult to retrieve from the well 2 again.
  • the vibration-dampening unit 10 may be a vibration-absorption or vibrationisolation unit, depending on the design.
  • the wireline intervention tool string 1 comprises a second part 12 configured to face the bottom of the well 2, and the operational tool 7 is arranged in the second part 12 of the wireline intervention tool string 1.
  • the operational tool 7 comprises a bit 14 for machining, such as grinding and/or milling, in an obstacle or object in front of the operational tool 7.
  • the vibration-dampening unit 10 is configured to rotate relative to the first part 4 during operation and thus to rotate along with at least part of a second part 12 of the wireline intervention tool string 1.
  • the vibration-generating unit 9 is arranged in the second part 12 and rotates.
  • the anchoring section 6 comprises projectable parts 28 for anchoring the first part 4 in the well 2.
  • the wireline intervention tool string 1 further comprises a second driving unit 15 that is configured to provide rotational force to the vibration-generating unit 9, where the vibration-generating unit 9 is configured to transform the rotational force into the vibration force.
  • the vibration-dampening unit 10 is configured to be stationary during operation, and the anchoring section 6 is configured to anchor the first part 4 to the well 2 to prevent rotational movement of the first part 4.
  • the vibrationdampening unit 10 is arranged in a longitudinal position between the vibrationgenerating unit 9 and the first part 4.
  • the anchoring section 6 is a driving section 25, such as a self-propelling tool section, i.e. a downhole tractor having wheels 26 on arms 27.
  • the driving unit 8 is configured to provide rotational force to the vibration-generating unit 9, where the vibration-generating unit 9 is configured to transform the rotational force into the vibration force in the longitudinal tool axis.
  • the wireline intervention tool string 1 further comprises a gearing unit 17 arranged in a longitudinal position between the driving unit 8 and the operational tool 7, and even between the driving unit 8 and the vibration-generating unit 9.
  • the gearing unit 17 is connected with the driving unit 8 via the drive shaft 16, and the gearing unit 17 is connected with the operational tool 7 and the vibration-generating unit 9 via a second drive shaft 18 and a third drive shaft 19.
  • the gearing unit 17 is configured to provide a first rotational speed to the operational tool 7 and/or a second rotational speed to the vibration-generating unit 9, where the first rotational speed is different from the second rotational speed.
  • the gearing unit 17 may provide a gearing ratio of 1 : 1 to the operational tool 7, but may have a different gearing ratio to the vibration-generating unit 9, or vice versa, i.e. one of the parts may rotate at the same speed as the drive shaft 16, and the other part at a higher speed.
  • the first rotational speed in Fig. 2 is lower than the second rotational speed.
  • the first part of the wireline intervention tool string 1 of Fig. 1 comprises an electrical control 23 connected to the wireline 5, a compensating unit 20 for maintaining a predetermined pressure in the wireline intervention tool string 1, a motor 21 powered by the wireline 5 and a pump 24 driven by the motor 21.
  • the wireline intervention tool string 1 further comprises a slip ring 36 to transmit power to the electric motor 15, even though the motor 15 rotates in relation to the first part 4 and the wireline 5.
  • the vibration-generating unit 9 is arranged in the stationary first part 4 so that it is only the operational tool 7 that rotates.
  • the drive shaft 16 rotates the operational tool 7, and the second drive shaft 18 is for driving the vibrationgenerating unit 9.
  • the vibration-generating unit 9 comprises a wave bearing or a magnetostrictive oscillator providing the vibration force.
  • the vibration-generating unit 9 may comprise a rotatable cam mechanism comprising a first cam profile rotated in relation to a cooperating second cam profile.
  • the vibration-generating unit 9 may comprise a vibration-transmission unit 30 comprising a spring system configured to transmit and enhance the vibrations generated by the vibrationgenerating unit 9.
  • the spring system may be formed as a monolithic whole and shaped as stacked Belleville Washers.
  • the spring system may also comprise two or more frusto-conical springs arranged in series and/or two or more Belleville Springs arranged in series.
  • the wireline intervention tool string 1 may further comprise a stroking tool, which is a tool providing an axial force on the operational tool 7.
  • the stroking tool comprises an electric motor for driving a pump.
  • the pump pumps fluid into a piston housing to move a piston acting therein.
  • the piston is arranged on the stroker shaft.
  • the pump may pump fluid out of the piston housing on one side and simultaneously suck fluid in on the other side of the piston.
  • fluid or "well fluid” is meant any kind of fluid that may be present in oil or gas wells downhole, such as natural gas, oil, oil mud, crude oil, water, etc.
  • gas is meant any kind of gas composition present in a well, completion or open hole, and by “oil” is meant any kind of oil composition, such as crude oil, an oil-containing fluid, etc.
  • Oil and water fluids may thus all comprise other elements or substances than gas, oil and/or water, respectively.
  • casing or “well tubular metal structure” is meant any kind of pipe, tubing, tubular, liner, string, etc., used downhole in relation to oil or natural gas production.
  • a downhole tractor can be used to push the tool all the way into position in the well.
  • the downhole tractor may have projectable arms having wheels, wherein the wheels contact the inner surface of the casing for propelling the tractor and the tool forward in the casing.
  • a downhole tractor is any kind of driving tool capable of pushing or pulling tools in a well downhole, such as a Well Tractor®.

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  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Geology (AREA)
  • Mining & Mineral Resources (AREA)
  • Physics & Mathematics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Mechanical Engineering (AREA)
  • Marine Sciences & Fisheries (AREA)
  • Geophysics (AREA)
  • Drilling And Boring (AREA)

Abstract

La présente invention se rapporte à un train d'outils d'intervention sur câble métallique (1) pour fonctionner dans un puits (2) ayant un axe longitudinal, une partie supérieure (51) et une partie inférieure (52), comprenant un boîtier d'outil (3) ayant un axe d'outil longitudinal, une première partie raccordée à un câble métallique et configurée pour faire face à la partie supérieure du puits, la première partie comprenant une section d'ancrage (6) et configurée pour être stationnaire en rotation pendant le fonctionnement, un outil fonctionnel (7) configuré pour tourner par rapport à la première partie pendant le fonctionnement, une unité d'entraînement (8) agencée dans la première partie et configurée pour fournir une force de rotation à l'outil fonctionnel, l'unité d'entraînement étant alimentée par le biais du câble métallique, et une unité de génération de vibrations (9) pour fournir une force de vibration à l'outil fonctionnel, la chaîne d'outils d'intervention sur câble métallique comprenant en outre une unité d'amortissement de vibrations (10) agencée dans une position longitudinale en haut de trou par rapport à l'outil fonctionnel pour empêcher des vibrations générées par l'unité de génération de vibrations de libérer des sections d'outil d'autres sections d'outil du train d'outils d'intervention sur câble métallique, au moins dans la première partie. L'invention se rapporte également à un système d'outil de fond de trou comprenant le train d'outils d'intervention sur câble métallique et un tracteur de section d'entraînement/de fond de trou (15).
PCT/EP2023/060993 2022-04-27 2023-04-26 Train d'outils d'intervention sur câble métallique WO2023209026A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DKPA202200397 2022-04-27
DKPA202200397 2022-04-27

Publications (1)

Publication Number Publication Date
WO2023209026A1 true WO2023209026A1 (fr) 2023-11-02

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Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20040140131A1 (en) * 2001-05-19 2004-07-22 Susman Hector Fillipus Alexander Van Drentham Downhole tool
US20130068479A1 (en) * 2011-09-19 2013-03-21 Saudi Arabian Oil Company Well Tractor With Active Traction Control
EP2604789A1 (fr) * 2011-12-16 2013-06-19 Welltec A/S Procédé de contrôle d'une opération dans un puits de forage
WO2017007469A1 (fr) * 2015-07-08 2017-01-12 Halliburton Energy Services Inc. Ensemble de forage de fond de trou à marteau percuteur mécanique
US20190316443A1 (en) * 2016-12-22 2019-10-17 Altus Intervention (Technologies) As System and Method for Cleaning a Production Tubing
WO2020077958A1 (fr) * 2018-10-19 2020-04-23 中石化石油工程技术服务有限公司 Transport d'outils de perforation à tracteur dans un puits horizontal
WO2020165364A1 (fr) * 2019-02-14 2020-08-20 Ardyne Holdings Limited Améliorations apportées ou relatives à l'abandon de puits et la récupération d'espace libre

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20040140131A1 (en) * 2001-05-19 2004-07-22 Susman Hector Fillipus Alexander Van Drentham Downhole tool
US20130068479A1 (en) * 2011-09-19 2013-03-21 Saudi Arabian Oil Company Well Tractor With Active Traction Control
EP2604789A1 (fr) * 2011-12-16 2013-06-19 Welltec A/S Procédé de contrôle d'une opération dans un puits de forage
WO2017007469A1 (fr) * 2015-07-08 2017-01-12 Halliburton Energy Services Inc. Ensemble de forage de fond de trou à marteau percuteur mécanique
US20190316443A1 (en) * 2016-12-22 2019-10-17 Altus Intervention (Technologies) As System and Method for Cleaning a Production Tubing
WO2020077958A1 (fr) * 2018-10-19 2020-04-23 中石化石油工程技术服务有限公司 Transport d'outils de perforation à tracteur dans un puits horizontal
WO2020165364A1 (fr) * 2019-02-14 2020-08-20 Ardyne Holdings Limited Améliorations apportées ou relatives à l'abandon de puits et la récupération d'espace libre

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