CA3107988C - Steering unit for static push rotary steering tool - Google Patents

Steering unit for static push rotary steering tool Download PDF

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Publication number
CA3107988C
CA3107988C CA3107988A CA3107988A CA3107988C CA 3107988 C CA3107988 C CA 3107988C CA 3107988 A CA3107988 A CA 3107988A CA 3107988 A CA3107988 A CA 3107988A CA 3107988 C CA3107988 C CA 3107988C
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CA
Canada
Prior art keywords
dynamic seal
mandrel
sleeve
hole
nipple
Prior art date
Legal status (The legal status 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 status listed.)
Active
Application number
CA3107988A
Other languages
English (en)
French (fr)
Other versions
CA3107988A1 (en
Inventor
Meishan Wang
Xiaojun Li
Yongtao Fan
Xiaoping Zhang
Wei Luo
Junfeng Zhang
Jiange ZHANG
Wenwen Xin
Sirui Jiang
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
CNPC LOGGING Co Ltd
Cnpc Oilfield Service Co Ltd
China National Petroleum Corp
Original Assignee
CNPC LOGGING Co Ltd
Cnpc Oilfield Service Co Ltd
China National Petroleum Corp
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 CNPC LOGGING Co Ltd, Cnpc Oilfield Service Co Ltd, China National Petroleum Corp filed Critical CNPC LOGGING Co Ltd
Publication of CA3107988A1 publication Critical patent/CA3107988A1/en
Application granted granted Critical
Publication of CA3107988C publication Critical patent/CA3107988C/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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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
    • E21B7/00—Special methods or apparatus for drilling
    • E21B7/04—Directional drilling

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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)
CA3107988A 2020-02-13 2021-02-03 Steering unit for static push rotary steering tool Active CA3107988C (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN202010090566.3A CN111270992B (zh) 2020-02-13 2020-02-13 一种静态推靠式旋转导向工具用导向单元
CN202010090566.3 2020-02-13

Publications (2)

Publication Number Publication Date
CA3107988A1 CA3107988A1 (en) 2021-08-13
CA3107988C true CA3107988C (en) 2022-10-18

Family

ID=71002157

Family Applications (1)

Application Number Title Priority Date Filing Date
CA3107988A Active CA3107988C (en) 2020-02-13 2021-02-03 Steering unit for static push rotary steering tool

Country Status (2)

Country Link
CN (1) CN111270992B (zh)
CA (1) CA3107988C (zh)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111963156B (zh) * 2020-08-28 2024-02-09 天津中探微科科技有限公司 一种煤矿井下无线随钻测量探管
CN113585968B (zh) * 2021-06-25 2024-06-07 北京六合伟业科技股份有限公司 一种翼肋与井壁非接触推靠式垂直导向***

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105525872B (zh) * 2014-09-29 2018-03-09 中国石油化工集团公司 静态推靠式旋转导向装置
US20170107762A1 (en) * 2015-10-20 2017-04-20 Weatherford Technology Holdings, Llc Pulsating Rotary Steerable System
US9624727B1 (en) * 2016-02-18 2017-04-18 D-Tech (Uk) Ltd. Rotary bit pushing system
WO2018212776A1 (en) * 2017-05-18 2018-11-22 Halliburton Energy Services, Inc. Rotary steerable drilling - push-the-point-the-bit
CN108894729B (zh) * 2018-09-18 2024-01-30 中国石油天然气集团有限公司 液压推靠式旋转导向工具
CN109356524A (zh) * 2018-10-27 2019-02-19 裴绪建 一种静态、推靠式液压旋转导向钻井工具
CN110067510B (zh) * 2019-05-28 2020-07-28 西南石油大学 一种推靠式旋转导向钻井工具
CN110725649A (zh) * 2019-12-09 2020-01-24 长江大学 一种推靠式旋转导向工具

Also Published As

Publication number Publication date
CN111270992A (zh) 2020-06-12
CN111270992B (zh) 2020-10-27
CA3107988A1 (en) 2021-08-13

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