CA2805073C - Garniture d'etancheite gonflante assistee par un extenseur - Google Patents

Garniture d'etancheite gonflante assistee par un extenseur Download PDF

Info

Publication number
CA2805073C
CA2805073C CA2805073A CA2805073A CA2805073C CA 2805073 C CA2805073 C CA 2805073C CA 2805073 A CA2805073 A CA 2805073A CA 2805073 A CA2805073 A CA 2805073A CA 2805073 C CA2805073 C CA 2805073C
Authority
CA
Canada
Prior art keywords
packer
swellable element
swellable
expanding
piston
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
CA2805073A
Other languages
English (en)
Other versions
CA2805073A1 (fr
Inventor
James F. Wilkin
Henry J. Jordan, Jr.
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 US12/835,684 external-priority patent/US20120012342A1/en
Priority claimed from US12/835,687 external-priority patent/US20120012343A1/en
Application filed by Weatherford Lamb Inc filed Critical Weatherford Lamb Inc
Publication of CA2805073A1 publication Critical patent/CA2805073A1/fr
Application granted granted Critical
Publication of CA2805073C publication Critical patent/CA2805073C/fr
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Landscapes

  • Consolidation Of Soil By Introduction Of Solidifying Substances Into Soil (AREA)
CA2805073A 2010-07-13 2011-05-19 Garniture d'etancheite gonflante assistee par un extenseur Expired - Fee Related CA2805073C (fr)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US12/835,684 2010-07-13
US12/835,687 2010-07-13
US12/835,684 US20120012342A1 (en) 2010-07-13 2010-07-13 Downhole Packer Having Tandem Packer Elements for Isolating Frac Zones
US12/835,687 US20120012343A1 (en) 2010-07-13 2010-07-13 Downhole Packer Having Swellable Sleeve
CA2740684A CA2740684C (fr) 2010-07-13 2011-05-19 Garniture d'etancheite tandem avec joints d'etancheite gonflables et compressibles

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
CA2740684A Division CA2740684C (fr) 2010-07-13 2011-05-19 Garniture d'etancheite tandem avec joints d'etancheite gonflables et compressibles

Publications (2)

Publication Number Publication Date
CA2805073A1 CA2805073A1 (fr) 2012-01-13
CA2805073C true CA2805073C (fr) 2014-04-08

Family

ID=45468766

Family Applications (2)

Application Number Title Priority Date Filing Date
CA2805073A Expired - Fee Related CA2805073C (fr) 2010-07-13 2011-05-19 Garniture d'etancheite gonflante assistee par un extenseur
CA2740684A Expired - Fee Related CA2740684C (fr) 2010-07-13 2011-05-19 Garniture d'etancheite tandem avec joints d'etancheite gonflables et compressibles

Family Applications After (1)

Application Number Title Priority Date Filing Date
CA2740684A Expired - Fee Related CA2740684C (fr) 2010-07-13 2011-05-19 Garniture d'etancheite tandem avec joints d'etancheite gonflables et compressibles

Country Status (1)

Country Link
CA (2) CA2805073C (fr)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8276677B2 (en) 2008-11-26 2012-10-02 Baker Hughes Incorporated Coiled tubing bottom hole assembly with packer and anchor assembly
GB201315957D0 (en) 2013-09-06 2013-10-23 Swellfix Bv Retrievable packer
CN108915631B (zh) * 2018-07-27 2023-10-24 四机赛瓦石油钻采设备有限公司 一种组合式双胶筒裸眼封隔器
CN114508327B (zh) * 2022-04-20 2022-06-24 山东普瑞思德石油技术有限公司 一种适用底部压裂充填工艺的带滑套筛管

Also Published As

Publication number Publication date
CA2805073A1 (fr) 2012-01-13
CA2740684A1 (fr) 2012-01-13
CA2740684C (fr) 2014-08-12

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Legal Events

Date Code Title Description
EEER Examination request

Effective date: 20130206

EEER Examination request

Effective date: 20130206

MKLA Lapsed

Effective date: 20200831