CA1027860A - Apparatus for centralizing and operating well tools - Google Patents

Apparatus for centralizing and operating well tools

Info

Publication number
CA1027860A
CA1027860A CA224,063A CA224063A CA1027860A CA 1027860 A CA1027860 A CA 1027860A CA 224063 A CA224063 A CA 224063A CA 1027860 A CA1027860 A CA 1027860A
Authority
CA
Canada
Prior art keywords
centralizing
well tools
operating well
operating
tools
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.)
Expired
Application number
CA224,063A
Other languages
French (fr)
Inventor
Yves Nicolas
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.)
Schlumberger Canada Ltd
Original Assignee
Schlumberger Canada Ltd
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 Schlumberger Canada Ltd filed Critical Schlumberger Canada Ltd
Application granted granted Critical
Publication of CA1027860A publication Critical patent/CA1027860A/en
Expired legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH DRILLING; MINING
    • E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B47/00—Survey of boreholes or wells
    • E21B47/08—Measuring diameters or related dimensions at the borehole
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH DRILLING; MINING
    • E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B47/00—Survey of boreholes or wells
    • E21B47/10—Locating fluid leaks, intrusions or movements
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH DRILLING; MINING
    • E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B17/00—Drilling rods or pipes; Flexible drill strings; Kellies; Drill collars; Sucker rods; Cables; Casings; Tubings
    • E21B17/10—Wear protectors; Centralising devices, e.g. stabilisers
    • E21B17/1014—Flexible or expansible centering means, e.g. with pistons pressing against the wall of the well
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B5/00—Measuring arrangements characterised by the use of mechanical techniques
    • G01B5/08—Measuring arrangements characterised by the use of mechanical techniques for measuring diameters
CA224,063A 1974-04-09 1975-04-08 Apparatus for centralizing and operating well tools Expired CA1027860A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7412370A FR2267442B1 (en) 1974-04-09 1974-04-09

Publications (1)

Publication Number Publication Date
CA1027860A true CA1027860A (en) 1978-03-14

Family

ID=9137428

Family Applications (1)

Application Number Title Priority Date Filing Date
CA224,063A Expired CA1027860A (en) 1974-04-09 1975-04-08 Apparatus for centralizing and operating well tools

Country Status (5)

Country Link
JP (1) JPS5733524B2 (en)
AR (1) AR203419A1 (en)
CA (1) CA1027860A (en)
FR (1) FR2267442B1 (en)
GB (1) GB1501683A (en)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6333159Y2 (en) * 1980-02-27 1988-09-05
JPS6296884A (en) * 1985-10-24 1987-05-06 Res Dev Corp Of Japan Apparatus for fixing vibration detector arranged in winze
FR2844297B1 (en) 2002-09-10 2005-07-01 Schlumberger Services Petrol MEASURING PROBE FOR A HYDROCARBON WELL
CN104033144A (en) * 2014-06-23 2014-09-10 北京奥瑞安能源技术开发有限公司 Lifting head device
CN107389017B (en) * 2017-08-29 2023-04-07 桂林电子科技大学 Three-point aperture measuring instrument
CN107976152B (en) * 2017-10-12 2020-02-18 上海交通大学 CCD position adjusting device for detecting appearance of outer wall of tubular body
CN112161549B (en) * 2020-09-24 2022-06-21 上海市浦东新区建设(集团)有限公司 Bar planting hole size measuring instrument
CN112539731B (en) * 2020-12-02 2022-03-22 惠州威博精密科技有限公司 Intelligent watch shell 3D arc surface measurement method
CN112343583B (en) * 2020-12-11 2023-10-03 李军 Control circuit for azimuth double-well diameter logging instrument
CN112880525A (en) * 2021-01-11 2021-06-01 河北光兴半导体技术有限公司 Aperture measuring device
CN113153186A (en) * 2021-04-20 2021-07-23 江苏和信石油机械有限公司 Inclination measuring and positioning system for drilling of drilling machine
CN113236257B (en) * 2021-05-31 2023-09-26 江西核工业建设有限公司 Positioning perforation device for mine surface stripping
CN114183128B (en) * 2022-01-20 2024-04-19 武汉海阔科技有限公司 Single-arm eccentric caliper
CN115877442B (en) * 2022-12-13 2024-03-12 中国地震台网中心 Fixing device for deep hole seismometer
CN116122803B (en) * 2023-02-02 2023-08-22 山东省煤田地质局第三勘探队 Drilling inner side direction geological exploration testing device and testing method

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3267365A (en) * 1963-09-12 1966-08-16 Schlumberger Well Surv Corp Apparatus for detecting magnetic anomalies
US3555689A (en) * 1968-12-19 1971-01-19 Schlumberger Technology Corp Centralizing and well-calipering apparatus for well tools
FR2034272A1 (en) * 1969-03-06 1970-12-11 Schlumberger Prospection

Also Published As

Publication number Publication date
JPS50144462A (en) 1975-11-20
FR2267442A1 (en) 1975-11-07
JPS5733524B2 (en) 1982-07-17
AR203419A1 (en) 1975-09-08
FR2267442B1 (en) 1977-03-04
GB1501683A (en) 1978-02-22

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