GB2578855B - Downhole apparatus and associated methods - Google Patents

Downhole apparatus and associated methods Download PDF

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Publication number
GB2578855B
GB2578855B GB2001773.7A GB202001773A GB2578855B GB 2578855 B GB2578855 B GB 2578855B GB 202001773 A GB202001773 A GB 202001773A GB 2578855 B GB2578855 B GB 2578855B
Authority
GB
United Kingdom
Prior art keywords
associated methods
downhole apparatus
downhole
methods
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
GB2001773.7A
Other versions
GB2578855A (en
GB202001773D0 (en
Inventor
Kirk Ian
Kirk Nathan
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.)
Vulcan Completion Products UK Ltd
Original Assignee
Vulcan Completion Products UK 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 Vulcan Completion Products UK Ltd filed Critical Vulcan Completion Products UK Ltd
Priority to GB2001773.7A priority Critical patent/GB2578855B/en
Priority claimed from GB1709039.0A external-priority patent/GB2563239B/en
Publication of GB202001773D0 publication Critical patent/GB202001773D0/en
Publication of GB2578855A publication Critical patent/GB2578855A/en
Application granted granted Critical
Publication of GB2578855B publication Critical patent/GB2578855B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • 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
    • E21B17/1021—Flexible or expansible centering means, e.g. with pistons pressing against the wall of the well with articulated arms or arcuate springs
    • E21B17/1028—Flexible or expansible centering means, e.g. with pistons pressing against the wall of the well with articulated arms or arcuate springs with arcuate springs only, e.g. baskets with outwardly bowed strips for cementing operations

Landscapes

  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Mining & Mineral Resources (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Flexible Shafts (AREA)
GB2001773.7A 2017-06-07 2017-06-07 Downhole apparatus and associated methods Active GB2578855B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB2001773.7A GB2578855B (en) 2017-06-07 2017-06-07 Downhole apparatus and associated methods

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB1709039.0A GB2563239B (en) 2017-06-07 2017-06-07 Downhole apparatus and associated methods
GB2001773.7A GB2578855B (en) 2017-06-07 2017-06-07 Downhole apparatus and associated methods

Publications (3)

Publication Number Publication Date
GB202001773D0 GB202001773D0 (en) 2020-03-25
GB2578855A GB2578855A (en) 2020-05-27
GB2578855B true GB2578855B (en) 2021-03-03

Family

ID=69897283

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2001773.7A Active GB2578855B (en) 2017-06-07 2017-06-07 Downhole apparatus and associated methods

Country Status (1)

Country Link
GB (1) GB2578855B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2578774B (en) * 2018-11-08 2023-05-10 Vulcan Completion Products Uk Ltd Centraliser

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2016030689A1 (en) * 2014-08-27 2016-03-03 Reece Innovation Centre Limited Improvements in or relating to centralisers

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2016030689A1 (en) * 2014-08-27 2016-03-03 Reece Innovation Centre Limited Improvements in or relating to centralisers

Also Published As

Publication number Publication date
GB2578855A (en) 2020-05-27
GB202001773D0 (en) 2020-03-25

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