CA2615667C - Outil extensible avec dispositif de degagement secondaire - Google Patents

Outil extensible avec dispositif de degagement secondaire Download PDF

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Publication number
CA2615667C
CA2615667C CA2615667A CA2615667A CA2615667C CA 2615667 C CA2615667 C CA 2615667C CA 2615667 A CA2615667 A CA 2615667A CA 2615667 A CA2615667 A CA 2615667A CA 2615667 C CA2615667 C CA 2615667C
Authority
CA
Canada
Prior art keywords
expandable
wellbore
bit
settable
cutting apparatus
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 - Fee Related
Application number
CA2615667A
Other languages
English (en)
Other versions
CA2615667A1 (fr
Inventor
Andrew D. Gledhill
Kenneth J. Dalrymple
Mark S. Fuller
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
Weatherford Lamb Inc
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 US10/335,957 external-priority patent/US6953096B2/en
Application filed by Weatherford Lamb Inc filed Critical Weatherford Lamb Inc
Publication of CA2615667A1 publication Critical patent/CA2615667A1/fr
Application granted granted Critical
Publication of CA2615667C publication Critical patent/CA2615667C/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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  • Earth Drilling (AREA)
CA2615667A 2002-12-31 2003-12-24 Outil extensible avec dispositif de degagement secondaire Expired - Fee Related CA2615667C (fr)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US10/335,957 2002-12-31
US10/335,957 US6953096B2 (en) 2002-12-31 2002-12-31 Expandable bit with secondary release device
CA002454496A CA2454496C (fr) 2002-12-31 2003-12-24 Outil extensible avec dispositif de degagement secondaire

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
CA002454496A Division CA2454496C (fr) 2002-12-31 2003-12-24 Outil extensible avec dispositif de degagement secondaire

Publications (2)

Publication Number Publication Date
CA2615667A1 CA2615667A1 (fr) 2004-06-30
CA2615667C true CA2615667C (fr) 2010-11-09

Family

ID=39190506

Family Applications (1)

Application Number Title Priority Date Filing Date
CA2615667A Expired - Fee Related CA2615667C (fr) 2002-12-31 2003-12-24 Outil extensible avec dispositif de degagement secondaire

Country Status (1)

Country Link
CA (1) CA2615667C (fr)

Also Published As

Publication number Publication date
CA2615667A1 (fr) 2004-06-30

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EEER Examination request
MKLA Lapsed

Effective date: 20191224