WO2017197608A1 - Ensemble de suspension de tube queue - Google Patents

Ensemble de suspension de tube queue Download PDF

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Publication number
WO2017197608A1
WO2017197608A1 PCT/CN2016/082533 CN2016082533W WO2017197608A1 WO 2017197608 A1 WO2017197608 A1 WO 2017197608A1 CN 2016082533 W CN2016082533 W CN 2016082533W WO 2017197608 A1 WO2017197608 A1 WO 2017197608A1
Authority
WO
WIPO (PCT)
Prior art keywords
tail pipe
pipe hanger
ball seat
sleeve
hydraulic
Prior art date
Application number
PCT/CN2016/082533
Other languages
English (en)
Chinese (zh)
Inventor
田炳周
易会安
陈善饮
李伯仁
陈光礼
易齐尊
Original Assignee
思达斯易能源技术(集团)有限公司
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 思达斯易能源技术(集团)有限公司 filed Critical 思达斯易能源技术(集团)有限公司
Priority to PCT/CN2016/082533 priority Critical patent/WO2017197608A1/fr
Publication of WO2017197608A1 publication Critical patent/WO2017197608A1/fr

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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
    • E21B23/00—Apparatus for displacing, setting, locking, releasing or removing tools, packers or the like in boreholes or wells
    • E21B23/01—Apparatus for displacing, setting, locking, releasing or removing tools, packers or the like in boreholes or wells for anchoring the tools or the like
    • 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
    • E21B33/00—Sealing or packing boreholes or wells
    • E21B33/10—Sealing or packing boreholes or wells in the borehole
    • E21B33/12—Packers; Plugs

Definitions

  • the invention relates to a cementing tool in the field of petroleum, in particular to a hydraulic tail pipe hanger assembly.
  • the cementing operation mostly adopts the tail pipe cementing method.
  • the tail pipe is suspended and cemented, the tail pipe is suspended.
  • the downhole of the well must meet the requirements of “hanging, smashing, opening, and getting out”.
  • the tail pipe hanger used at home and abroad often encounters the following problems during the operation, resulting in unsuccessful operation:
  • the ball seat is located at the bottom of the tail pipe string, and the waiting time for the pitching ball is long; for the horizontal well, the ball cannot advance on its own in the horizontal section, and the ball feeder is needed.
  • the technical problem to be solved by the present invention is to provide a tail pipe hanger assembly to overcome the above-mentioned drawbacks which are prone to occur when the tail pipe hanger of the prior art is operated in different well conditions.
  • the present invention provides a tail pipe hanger assembly for use in cementing operations in oil drilling engineering, including:
  • Hydraulic tail pipe hanger which is a hollow pipe column structure, including a coaxial sand shield, a return cylinder, a reverse joint, a cone, a slip, a body, a push rod, a piston and a hydraulic cylinder, and the sand cap is installed At an upper end of the return sleeve, an upper end of the buckle joint is connected to a lower end of the return sleeve, the slip is disposed in a slip groove on the cone, and the body is disposed at the The upper end of the body is connected to the lower end of the buckle joint, and the push rod is located below the cone and fixed to the hydraulic cylinder a cylinder mounted in the hydraulic cylinder; and
  • a service tool is installed in the hydraulic tail pipe hanger and disposed coaxially with the hydraulic tail pipe hanger, including a coaxially disposed hand throwing device, a shielding mechanism, a lifting short, a center pipe and a ball a seat module, a top end of the center tube is connected to the lifting short connection, and the handle device and the shielding mechanism are both mounted on the center tube, and the shielding mechanism corresponds to a liquid inlet hole of the hydraulic cylinder
  • the ball seat module is coupled to a lower end of the center tube and located at a bottom of the tubular tail of the hydraulic tail pipe hanger, the ball seat module including a ball seat body and an air core rubber installed at a lower portion of the ball seat body a plug, the cavity of the ball seat body is provided with an elastic claw, the inner diameter of the cavity of the ball seat body is the same as the inner diameter of the center tube, so as to directly push the ball in the column of the center tube After the elastic claws are described, the drill plugs pass smoothly.
  • the tail pipe hanger assembly wherein the hand loss device comprises an expansion stopper, an inverted bearing, a reverse spring and a rectangular buckle which are coaxially arranged from top to bottom, and two of the reverse springs The ends are respectively abutted between the inverted bearing and the rectangular buckle, and the inverted bearing abuts the expansion stopper.
  • the expansion seal block is provided with a plurality of expansion springs, the axis of the expansion spring being perpendicular to the axis of the center tube.
  • the tail pipe hanger assembly wherein the shielding mechanism comprises a shielding sleeve, a connecting sleeve and a reverse buckle joint, and the side wall of the central tube is provided with a sidewall through hole for liquid to pass through, the connecting sleeve set Fixing on the center tube and through the back button joint, the connecting sleeve is provided with a connecting sleeve through hole corresponding to the side wall through hole, and the shielding sleeve is sleeved on the connecting sleeve and passes through a shear pin
  • the shielding sleeve has a shielding position and an opening position with respect to the liquid inlet holes of the hydraulic cylinder.
  • a plurality of star sand control holes are uniformly arranged on the cylinder of the sand control cap, and a sand control filter is screwed into the star sand control hole.
  • tail pipe hanger assembly wherein a plurality of strip-shaped grooves for mounting the slips are uniformly distributed on an outer circumference of the cone, and the ends of the slips are tapered structures, and the slips are Each of the cones has an open position and a buried position with respect to the cone, and the outer surface of the slip is radially lower than the outer circumferential surface of the cone when the buried position is located.
  • the feeding service tool further comprises an anti-lock device, the anti-lock device being fitted on the center pipe and connected to the shielding mechanism.
  • the anti-lock device includes a bump and a support sleeve, the bump being mounted in the support sleeve, the support sleeve being coupled to the shielding mechanism.
  • FIG. 1 is a schematic structural view of a tail pipe hanger assembly according to an embodiment of the present invention
  • FIG. 2 is a schematic structural view of a hydraulic tail pipe hanger according to an embodiment of the present invention.
  • FIG. 3 is a schematic structural diagram of a feeding service tool according to an embodiment of the present invention.
  • FIG. 4 is a schematic structural view of a ball seat module according to an embodiment of the present invention.
  • FIG. 5 is a schematic structural view of a shielding mechanism according to an embodiment of the present invention.
  • FIG. 6 is a schematic structural diagram of a hand lost device according to an embodiment of the present invention.
  • FIG. 1 is a schematic structural view of a tail pipe hanger assembly according to an embodiment of the present invention
  • FIG. 2 is a schematic structural view of a hydraulic tail pipe hanger 1 according to an embodiment of the present invention
  • the tail pipe hanger assembly of the present invention is used for cementing operations in oil drilling engineering, including a hydraulic tail pipe hanger 1 and a feeding service tool 2, wherein the hydraulic tail pipe hanger 1 is a hollow pipe column
  • the structure including the coaxially disposed sand control cap 11, the return cylinder 12, the buckle joint 13, the cone 14, the slip 15, the body 16, the push rod 17, the piston (not shown), and the hydraulic cylinder 18, may also include a plurality of right-fitting blocks 19, the sand-proof caps 11 are screw-fitted to the upper end of the return-fitting tube 12, and a plurality of star-shaped sand-proof holes 111 are uniformly arranged on the cylinder of the sand-proof cap 11 A sand control filter is screwed into the sand control hole 111 to prevent the solid phase particles from entering the return cylinder 12, thereby preventing the sand card from being affected, and the subsequent construction work is not affected.
  • the upper end of the buckle joint 13 and the return cylinder 12 are Connected to the lower end,
  • the slips 15 are disposed in the slots 15 of the cones 14, and a plurality of strip-shaped grooves for mounting the slips 15 are uniformly distributed on the outer circumference of the cones 14,
  • the slips 15 has a tapered structure at both ends, and the slips 15 respectively have an open position and a buried position with respect to the cone 14, and the outer surface of the slip 15 is lower in the radial direction when the buried position is located
  • the outer circumferential surface of the cone 14, preferably six slips 15, is uniformly immersed in the annular groove of the cone 14, does not scratch the slip 15 when passing through the wellhead, and the double tapered slip 15 is suspended.
  • the tonnage is larger than the ordinary slips 15 , the body 16 is disposed in the cone 14 and the upper end of the body 16 is coupled to the lower end of the buckle joint 13 , and the push rod 17 is located at the cone 14
  • the cylinder is fixed to the cylinder of the hydraulic cylinder 18 by a screw connection, and the piston is mounted in the hydraulic cylinder 18.
  • the service tool 2 is installed in the hydraulic tail pipe hanger 1 and disposed coaxially with the hydraulic tail pipe hanger 1, including a coaxially disposed hand throwing device 21, a shielding mechanism 22, and a lifting short 23, a central tube 24 and a ball seat module 25, the top end of the central tube 24 is connected to the lifting short 23, the hand-discharging device 21 is disposed on the outer circumference of the lifting short 23, and the shielding mechanism 22 is mounted at the On the outer circumference of the central tube 24, the shielding mechanism 22 is disposed corresponding to the liquid inlet hole of the hydraulic cylinder 18, and the ball seat module 25 is connected to the lower end of the center tube 24 and located at the hydraulic tail pipe hanger 1 at the bottom of the column.
  • FIG. 4 is a schematic structural diagram of a ball seat module according to an embodiment of the present invention.
  • the ball seat module 25 includes a ball seat body 251 and a hollow core rubber plug installed on a lower portion of the ball seat body 251. 252.
  • the cavity of the ball seat body 251 is provided with a resilient claw 253.
  • the inner diameter of the cavity of the ball seat body 251 is the same as the inner diameter of the central tube 24, so as to directly pitch the ball in the column of the central tube 24.
  • the drill plug is smoothly passed, which effectively ensures that other service tools can smoothly enter the well from the central tube 24, and the hollow rubber plug 252 can scrape the inner body of the hanger. Ensure that the impact is accurate.
  • the feed service tool 2 can also include an anti-lock device 26 that fits over the center tube 24 and is coupled to the shield mechanism 22.
  • the anti-lock device 26 includes a bump 261 and a support sleeve 262.
  • the bump 261 is mounted in the support sleeve 262, and the support sleeve 262 is coupled to the shielding mechanism 22.
  • FIG. 5 is a schematic structural view of a shielding mechanism according to an embodiment of the present invention.
  • the shielding mechanism 22 includes a shielding sleeve 221, a connecting sleeve 222 and a reverse fastening joint 223.
  • the side wall of the central tube 24 is provided with a sidewall through hole 241 for liquid passage, and the connecting sleeve 222
  • the sleeve 222 is fixed on the central tube 24 and is fixed by the reverse joint 223.
  • the connecting sleeve 222 is provided with a connecting sleeve 222 through hole corresponding to the sidewall through hole 241, and the shielding sleeve 221 is set in the connection.
  • the sleeve 222 is fixed by a shear pin, and the shield sleeve 221 has a liquid inlet hole with respect to the hydraulic cylinder 18, respectively.
  • the thread on the buckle joint 223 is preferably a 45-degree sawtooth thread, like a cone clutch, the tail pipe does not fall under the weight of the tail pipe during the well entering process, and if the tail pipe enters the well, the large row is blocked. The amount of circulating mud or the large-scale moving tail pipe release card will not cause the slip 15 to extend, preventing the slip 15 from hanging in advance.
  • FIG. 6 is a schematic structural diagram of a hand lost device according to an embodiment of the present invention.
  • the throwing device 21 includes an expansion stop 211, an inverted bearing 212, a reverse spring 213 and a rectangular tooth 214 which are coaxially arranged from top to bottom. The two ends of the reverse spring 213 are respectively abutted Between the inverted bearing 212 and the rectangular buckle 214, the inverted bearing 212 abuts the expansion stop 211. Wherein, the surface of the rectangular toothed buckle 214 is evenly folded by 14 rectangular teeth, and when the hand is lost, the reverse bearing 212 and the reverse spring 213 are pressed down, and the feeding service tool 2 is placed. The hydraulic tail pipe hanger 1 is disengaged.
  • the expansion seal block 211 is provided with a plurality of expansion springs 215 whose axes are perpendicular to the axis of the central tube 24. Under the action of the inverted bearing 212 and the reverse spring 213 when the hand is lost, the feeding service tool 2 unit can be separated from the hanger main unit by pressing down, and there is no need to find a neutral point, and the pressure can be reversed. The service tool 2 is detached from the hanger.
  • the piston in the hydraulic cylinder 18 pushes the push rod 17 to press the cone 14, and the slip 15 in the groove of the slip 15 of the cone 14 projects outwardly on the outer circumference under the action of the cone 14. Sit and hang on the wall of the casing to complete the hanging of the tool.
  • the righting block 19 keeps the tool in a vertical state to prevent the main unit of the hydraulic tail pipe hanger 1 from being bent.
  • the feeding service tool 2 is placed in the hydraulic tail pipe hanger 1, and is pushed down to the design depth, the ball is thrown, the ball is pressed after reaching the ball seat, the shielding sleeve 221 is opened, the pressure pushes the piston to cut the hydraulic cylinder 18 pin, and then pushes The push rod 17, the push rod 17 drives the slip 15 up, and the slip 15 rises and hangs along the cone surface of the cone 14. After the suspension and inspection are completed, continue to suppress the shearing ball seat, and turn the buckle to release the hand. After the successful hand release, the pipe string is lowered and the cementing and cementing operation is carried out. After the cementing operation is completed, the service tool is submitted and completed. The entire process.
  • the solid tail pipe hanger does not enter the feeding service tool during the process of entering, preventing the back pipe from being sanded; the slip is a double-cone long-buried structure.
  • the shielding sleeve can make the hanger tail pipe encounter the resistance card, Large-displacement circulating mud or large-scale moving tail pipe to unlock the card, will not lead to hanging in advance; due to the protection of the shielding mechanism, the slip will not stick out, and prevent the phenomenon of sitting in advance;
  • the tee since the tee is not placed at the lower end of the tail pipe of the hydraulic tail pipe hanger, it is fed with the service tool.
  • the slip of the hydraulic tail pipe hanger is double-tapered and buried, and the slip is not scratched when passing through the wellhead, and the weight of the suspension is larger than that of the ordinary slip;
  • the hydraulic tail pipe hanger has a shielding mechanism. Because of its unique shielding structure, when the tail pipe enters the well, it can be discharged with large displacement circulating mud or large and vertical moving tail pipe, which will not make the card. The tile is extended to avoid the phenomenon of sitting in advance;
  • the hydraulic tail pipe hanger has a sand control cap with sand control and sand filter function, which avoids the problem that the hanger is lost in the back pipe and the sanding card is sent into the service tool.

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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)
  • Earth Drilling (AREA)

Abstract

Cette invention concerne un ensemble de suspension de tube queue, comprenant un dispositif de suspension hydraulique de tube queue et un outil de distribution de service monté dans celui-ci. Le dispositif de suspension hydraulique de tube queue comprend un couvercle de protection contre le sable, un cylindre de raccordement, un joint fileté gauche, un cône, des coins, un corps, une tige de poussée, un piston et un cylindre hydraulique qui sont disposés de manière coaxiale, le couvercle de protection contre le sable et le joint fileté gauche étant montés respectivement aux extrémités supérieure et inférieure du cylindre de raccordement, les coins étant disposés sur le cône, le corps étant disposé dans le cône et relié au raccord fileté gauche, la tige de poussée étant fixée sur le corps du cylindre hydraulique, et le piston étant monté à l'intérieur du cylindre hydraulique. L'outil de distribution de service comprend un dispositif de libération, un mécanisme de protection, un raccord de levage, un tube central et un module de siège de rotule qui sont disposés de manière coaxiale, l'extrémité supérieure du tube central étant reliée au raccord de levage, le dispositif de libération et le mécanisme de protection étant tous deux montés sur le tube central, le module de siège de rotule étant relié à l'extrémité inférieure du tube central et comprenant un corps de siège de rotule et un bouchon en caoutchouc creux monté sur une partie inférieure du corps de siège de rotule, et le diamètre intérieur d'une cavité dans le corps de siège de rotule étant égal à celui du tube central.
PCT/CN2016/082533 2016-05-18 2016-05-18 Ensemble de suspension de tube queue WO2017197608A1 (fr)

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Application Number Priority Date Filing Date Title
PCT/CN2016/082533 WO2017197608A1 (fr) 2016-05-18 2016-05-18 Ensemble de suspension de tube queue

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PCT/CN2016/082533 WO2017197608A1 (fr) 2016-05-18 2016-05-18 Ensemble de suspension de tube queue

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WO2017197608A1 true WO2017197608A1 (fr) 2017-11-23

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Cited By (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109139099A (zh) * 2017-06-27 2019-01-04 中国石油化工股份有限公司 一种充填、防砂、注汽一体化装置及其作业方法
CN109296346A (zh) * 2018-10-21 2019-02-01 东营百华石油技术开发有限公司 一种可防卡的防砂充填装置
CN109695433A (zh) * 2019-02-19 2019-04-30 中科金佳（北京）油田技术开发有限公司 一种防砂管柱上坐封器和封隔器的连接结构
CN110067532A (zh) * 2019-05-21 2019-07-30 唐山冀东石油机械有限责任公司 侧向单流阀
CN110206502A (zh) * 2019-07-06 2019-09-06 通化红光石油机械有限责任公司 套管倒扣器
CN110905428A (zh) * 2019-12-17 2020-03-24 淮安市井神钻采机具有限公司 一种复合超膨胀固井尾管悬挂器
CN111088957A (zh) * 2020-01-15 2020-05-01 思达斯易能源技术(集团)有限公司 一种液压机械脱手的尾管悬挂器送入工具
CN113250652A (zh) * 2021-06-21 2021-08-13 东营市瑞丰石油技术发展有限责任公司 一种集成座封球座式固井胶塞
CN113802994A (zh) * 2020-06-12 2021-12-17 中国石油化工股份有限公司 一种悬挂装置
CN113802992A (zh) * 2020-06-12 2021-12-17 中国石油化工股份有限公司 一种回插工具
CN113803017A (zh) * 2020-06-15 2021-12-17 中国石油化工股份有限公司 一种带轨道的尾管悬挂器
CN114427363A (zh) * 2020-09-25 2022-05-03 中国石油化工股份有限公司 送入工具、尾管悬挂器及包含它们的尾管悬挂总成
CN114458215A (zh) * 2020-11-18 2022-05-10 中国海洋石油集团有限公司 一种耐压型大尺寸尾管挂及其使用方法
CN114575773A (zh) * 2020-12-01 2022-06-03 中国石油化工股份有限公司 带顶部封隔器的尾管悬挂装置及尾管悬挂总成
CN114837629A (zh) * 2022-03-29 2022-08-02 郝爱国 可酸化开关式滤砂管
CN115075758A (zh) * 2021-03-10 2022-09-20 中国石油化工股份有限公司 一种液压复合丢手器
CN115596387A (zh) * 2022-10-20 2023-01-13 中国石油天然气集团有限公司（Cn） 一种可循环液压式尾管悬挂器及其坐挂液力传递控制方法
CN115637950A (zh) * 2021-07-19 2023-01-24 中国石油天然气集团有限公司 一种水平井完井的施工作业方法
CN115977564A (zh) * 2023-03-20 2023-04-18 合力（天津）能源科技股份有限公司 一种电控钻井安全丢手工具
CN116220602A (zh) * 2023-05-11 2023-06-06 山东兆鑫石油工具有限公司 一种膨胀式尾管悬挂器
CN117248844A (zh) * 2023-11-06 2023-12-19 德州金玉石油机械科技有限公司 一种油气井尾管悬挂器
CN117345139A (zh) * 2023-12-05 2024-01-05 大庆金祥寓科技有限公司 射、解联作支撑锚

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CN203961846U (zh) * 2014-07-08 2014-11-26 思达斯易能源技术(集团)有限公司 一种用于洗井管柱的屏蔽装置及具有该装置的送入工具
CN204040963U (zh) * 2014-07-15 2014-12-24 中国石油天然气股份有限公司 一种尾管悬挂器

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US7231970B2 (en) * 2003-07-30 2007-06-19 Cameron International Corporation Non-rotational casing hanger and seal assembly running tool
CN203925373U (zh) * 2014-07-08 2014-11-05 思达斯易能源技术(集团)有限公司 一种液压式尾管悬挂器
CN203961846U (zh) * 2014-07-08 2014-11-26 思达斯易能源技术(集团)有限公司 一种用于洗井管柱的屏蔽装置及具有该装置的送入工具
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Cited By (30)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109139099B (zh) * 2017-06-27 2023-08-04 中国石油化工股份有限公司 一种充填、防砂、注汽一体化装置及其作业方法
CN109139099A (zh) * 2017-06-27 2019-01-04 中国石油化工股份有限公司 一种充填、防砂、注汽一体化装置及其作业方法
CN109296346A (zh) * 2018-10-21 2019-02-01 东营百华石油技术开发有限公司 一种可防卡的防砂充填装置
CN109695433A (zh) * 2019-02-19 2019-04-30 中科金佳（北京）油田技术开发有限公司 一种防砂管柱上坐封器和封隔器的连接结构
CN110067532A (zh) * 2019-05-21 2019-07-30 唐山冀东石油机械有限责任公司 侧向单流阀
CN110206502A (zh) * 2019-07-06 2019-09-06 通化红光石油机械有限责任公司 套管倒扣器
CN110905428A (zh) * 2019-12-17 2020-03-24 淮安市井神钻采机具有限公司 一种复合超膨胀固井尾管悬挂器
CN111088957A (zh) * 2020-01-15 2020-05-01 思达斯易能源技术(集团)有限公司 一种液压机械脱手的尾管悬挂器送入工具
CN113802994A (zh) * 2020-06-12 2021-12-17 中国石油化工股份有限公司 一种悬挂装置
CN113802992A (zh) * 2020-06-12 2021-12-17 中国石油化工股份有限公司 一种回插工具
CN113803017A (zh) * 2020-06-15 2021-12-17 中国石油化工股份有限公司 一种带轨道的尾管悬挂器
CN114427363A (zh) * 2020-09-25 2022-05-03 中国石油化工股份有限公司 送入工具、尾管悬挂器及包含它们的尾管悬挂总成
CN114427363B (zh) * 2020-09-25 2024-04-12 中国石油化工股份有限公司 送入工具、尾管悬挂器及包含它们的尾管悬挂总成
CN114458215A (zh) * 2020-11-18 2022-05-10 中国海洋石油集团有限公司 一种耐压型大尺寸尾管挂及其使用方法
CN114458215B (zh) * 2020-11-18 2023-09-01 中国海洋石油集团有限公司 一种耐压型大尺寸尾管挂及其使用方法
CN114575773A (zh) * 2020-12-01 2022-06-03 中国石油化工股份有限公司 带顶部封隔器的尾管悬挂装置及尾管悬挂总成
CN115075758A (zh) * 2021-03-10 2022-09-20 中国石油化工股份有限公司 一种液压复合丢手器
CN113250652A (zh) * 2021-06-21 2021-08-13 东营市瑞丰石油技术发展有限责任公司 一种集成座封球座式固井胶塞
CN115637950A (zh) * 2021-07-19 2023-01-24 中国石油天然气集团有限公司 一种水平井完井的施工作业方法
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CN115596387A (zh) * 2022-10-20 2023-01-13 中国石油天然气集团有限公司（Cn） 一种可循环液压式尾管悬挂器及其坐挂液力传递控制方法
CN115596387B (zh) * 2022-10-20 2024-04-30 中国石油天然气集团有限公司 一种可循环液压式尾管悬挂器及其坐挂液力传递控制方法
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CN116220602A (zh) * 2023-05-11 2023-06-06 山东兆鑫石油工具有限公司 一种膨胀式尾管悬挂器
CN116220602B (zh) * 2023-05-11 2023-07-28 山东兆鑫石油工具有限公司 一种膨胀式尾管悬挂器
CN117248844A (zh) * 2023-11-06 2023-12-19 德州金玉石油机械科技有限公司 一种油气井尾管悬挂器
CN117248844B (zh) * 2023-11-06 2024-03-19 德州金玉石油机械科技有限公司 一种油气井尾管悬挂器
CN117345139A (zh) * 2023-12-05 2024-01-05 大庆金祥寓科技有限公司 射、解联作支撑锚
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