CA2485840A1 - Safeguarded method and apparatus for fluid communication using coiled tubing, with application to drill stem testing - Google Patents

Safeguarded method and apparatus for fluid communication using coiled tubing, with application to drill stem testing Download PDF

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Publication number
CA2485840A1
CA2485840A1 CA002485840A CA2485840A CA2485840A1 CA 2485840 A1 CA2485840 A1 CA 2485840A1 CA 002485840 A CA002485840 A CA 002485840A CA 2485840 A CA2485840 A CA 2485840A CA 2485840 A1 CA2485840 A1 CA 2485840A1
Authority
CA
Canada
Prior art keywords
coiled tubing
fluid communication
drill stem
application
stem testing
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.)
Granted
Application number
CA002485840A
Other languages
French (fr)
Other versions
CA2485840C (en
Inventor
John G. Misselbrook
David E. Sask
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.)
BJ Services Co Canada
Original Assignee
Individual
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 Individual filed Critical Individual
Priority claimed from CA002167491A external-priority patent/CA2167491C/en
Publication of CA2485840A1 publication Critical patent/CA2485840A1/en
Application granted granted Critical
Publication of CA2485840C publication Critical patent/CA2485840C/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

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
    • E21B47/00—Survey of boreholes or wells
    • 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
    • E21B17/00—Drilling rods or pipes; Flexible drill strings; Kellies; Drill collars; Sucker rods; Cables; Casings; Tubings
    • E21B17/20—Flexible or articulated drilling pipes, e.g. flexible or articulated rods, pipes or cables
    • 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
    • E21B17/00—Drilling rods or pipes; Flexible drill strings; Kellies; Drill collars; Sucker rods; Cables; Casings; Tubings
    • E21B17/20—Flexible or articulated drilling pipes, e.g. flexible or articulated rods, pipes or cables
    • E21B17/203—Flexible or articulated drilling pipes, e.g. flexible or articulated rods, pipes or cables with plural fluid passages
    • 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
    • E21B17/00—Drilling rods or pipes; Flexible drill strings; Kellies; Drill collars; Sucker rods; Cables; Casings; Tubings
    • E21B17/20—Flexible or articulated drilling pipes, e.g. flexible or articulated rods, pipes or cables
    • E21B17/206—Flexible or articulated drilling pipes, e.g. flexible or articulated rods, pipes or cables with conductors, e.g. electrical, optical
    • 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
    • E21B19/00—Handling rods, casings, tubes or the like outside the borehole, e.g. in the derrick; Apparatus for feeding the rods or cables
    • E21B19/22—Handling reeled pipe or rod units, e.g. flexible drilling pipes
    • 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
    • E21B49/00—Testing the nature of borehole walls; Formation testing; Methods or apparatus for obtaining samples of soil or well fluids, specially adapted to earth drilling or wells
    • E21B49/08—Obtaining fluid samples or testing fluids, in boreholes or wells

Landscapes

  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (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)
  • Geophysics (AREA)
  • Earth Drilling (AREA)

Abstract

A safeguarded method and apparatus for providing fluid communication with coiled tubing, said coiled tubing comprising more particularly coiled-in-coiled tubing, having a inner tube and an outer tube, and including multicentric coiled-in-coiled tubing and its method of assembly, the safeguarded method having particular applicability to drill stem testing.
CA002485840A 1995-07-25 1995-07-25 Safeguarded method and apparatus for fluid communication using coiled tubing, with application to drill stem testing Expired - Lifetime CA2485840C (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA002167491A CA2167491C (en) 1995-07-25 1995-07-25 Safeguarded method and apparatus for fluid communication using coiled tubing, with application to drill stem testing

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
CA002167491A Division CA2167491C (en) 1995-07-25 1995-07-25 Safeguarded method and apparatus for fluid communication using coiled tubing, with application to drill stem testing

Publications (2)

Publication Number Publication Date
CA2485840A1 true CA2485840A1 (en) 1997-02-13
CA2485840C CA2485840C (en) 2005-11-08

Family

ID=4157373

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002485840A Expired - Lifetime CA2485840C (en) 1995-07-25 1995-07-25 Safeguarded method and apparatus for fluid communication using coiled tubing, with application to drill stem testing

Country Status (1)

Country Link
CA (1) CA2485840C (en)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2011150465A1 (en) * 2010-06-04 2011-12-08 Ian Gray Through the drill string or core bit dst system
CN110454103A (en) * 2019-09-16 2019-11-15 信达科创（唐山）石油设备有限公司 A kind of compound umbilical drum apparatus of large capacity well logging
CN110593853A (en) * 2019-09-20 2019-12-20 中煤科工集团西安研究院有限公司 System and method for continuously conveying coal mine underground directional long drill hole non-equal-diameter detection cable
CN115288668A (en) * 2022-07-27 2022-11-04 重庆大学 Wellbore leakage simulation displacement loading device
CN115288668B (en) * 2022-07-27 2024-05-31 重庆大学 Shaft leakage simulation displacement loading device

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2011150465A1 (en) * 2010-06-04 2011-12-08 Ian Gray Through the drill string or core bit dst system
US8752650B2 (en) 2010-06-04 2014-06-17 Ian Gray Through the drill string or core bit DST system
AU2011261172B2 (en) * 2010-06-04 2016-10-13 Gray, Ian Dr Through the drill string or core bit DST system
CN110454103A (en) * 2019-09-16 2019-11-15 信达科创（唐山）石油设备有限公司 A kind of compound umbilical drum apparatus of large capacity well logging
CN110593853A (en) * 2019-09-20 2019-12-20 中煤科工集团西安研究院有限公司 System and method for continuously conveying coal mine underground directional long drill hole non-equal-diameter detection cable
CN110593853B (en) * 2019-09-20 2022-09-27 中煤科工集团西安研究院有限公司 System and method for continuously conveying non-isodiametric detection cables of directional long drill holes in underground coal mine
CN115288668A (en) * 2022-07-27 2022-11-04 重庆大学 Wellbore leakage simulation displacement loading device
CN115288668B (en) * 2022-07-27 2024-05-31 重庆大学 Shaft leakage simulation displacement loading device

Also Published As

Publication number Publication date
CA2485840C (en) 2005-11-08

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Legal Events

Date Code Title Description
EEER Examination request
MKEX Expiry

Effective date: 20150727

MKEX Expiry

Effective date: 20150727