CA2531932A1 - Expandable tubing - Google Patents

Expandable tubing Download PDF

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Publication number
CA2531932A1
CA2531932A1 CA002531932A CA2531932A CA2531932A1 CA 2531932 A1 CA2531932 A1 CA 2531932A1 CA 002531932 A CA002531932 A CA 002531932A CA 2531932 A CA2531932 A CA 2531932A CA 2531932 A1 CA2531932 A1 CA 2531932A1
Authority
CA
Canada
Prior art keywords
expandable tubing
structures
tubing
filter medium
expandable
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
CA002531932A
Other languages
French (fr)
Other versions
CA2531932C (en
Inventor
Paul David Metcalfe
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.)
Weatherford Technology Holdings LLC
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
Priority claimed from GBGB9921557.6A external-priority patent/GB9921557D0/en
Application filed by Individual filed Critical Individual
Publication of CA2531932A1 publication Critical patent/CA2531932A1/en
Application granted granted Critical
Publication of CA2531932C publication Critical patent/CA2531932C/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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  • Filtering Materials (AREA)
  • Rigid Pipes And Flexible Pipes (AREA)

Abstract

Expandable tubing has a tubing wall comprising a plurality of deformable tubular structures. The structures have permeable walls and containing a filter medium such that fluid may flow through the structures and the filter medium and thus through the tubing wall.
CA002531932A 1999-09-14 2000-09-14 Expandable tubing Expired - Lifetime CA2531932C (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
GBGB9921557.6A GB9921557D0 (en) 1999-09-14 1999-09-14 Downhole apparatus
GB9921557.6 1999-09-14
CA002383179A CA2383179C (en) 1999-09-14 2000-09-14 Expandable tubing

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
CA002383179A Division CA2383179C (en) 1999-09-14 2000-09-14 Expandable tubing

Publications (2)

Publication Number Publication Date
CA2531932A1 true CA2531932A1 (en) 2001-03-22
CA2531932C CA2531932C (en) 2009-06-09

Family

ID=35874907

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002531932A Expired - Lifetime CA2531932C (en) 1999-09-14 2000-09-14 Expandable tubing

Country Status (1)

Country Link
CA (1) CA2531932C (en)

Also Published As

Publication number Publication date
CA2531932C (en) 2009-06-09

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Legal Events

Date Code Title Description
EEER Examination request
MKEX Expiry

Effective date: 20200914

MKEX Expiry

Effective date: 20200914