CA2223144C - Coulisse de forage mecanique - hydraulique a double effet - Google Patents

Coulisse de forage mecanique - hydraulique a double effet Download PDF

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Publication number
CA2223144C
CA2223144C CA002223144A CA2223144A CA2223144C CA 2223144 C CA2223144 C CA 2223144C CA 002223144 A CA002223144 A CA 002223144A CA 2223144 A CA2223144 A CA 2223144A CA 2223144 C CA2223144 C CA 2223144C
Authority
CA
Canada
Prior art keywords
mandrel
housing
collet
mechanical
jar
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 - Lifetime
Application number
CA002223144A
Other languages
English (en)
Other versions
CA2223144A1 (fr
Inventor
Robert W. Evans
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 US08/473,067 external-priority patent/US5624001A/en
Application filed by Weatherford Lamb Inc filed Critical Weatherford Lamb Inc
Publication of CA2223144A1 publication Critical patent/CA2223144A1/fr
Application granted granted Critical
Publication of CA2223144C publication Critical patent/CA2223144C/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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  • Earth Drilling (AREA)
CA002223144A 1995-06-07 1996-06-03 Coulisse de forage mecanique - hydraulique a double effet Expired - Lifetime CA2223144C (fr)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US08/473,067 1995-06-07
US08/473,067 US5624001A (en) 1995-06-07 1995-06-07 Mechanical-hydraulic double-acting drilling jar
PCT/US1996/008645 WO1996041064A1 (fr) 1995-06-07 1996-06-03 Coulisse de forage mecanique - hydraulique a double effet

Publications (2)

Publication Number Publication Date
CA2223144A1 CA2223144A1 (fr) 1996-12-19
CA2223144C true CA2223144C (fr) 2005-12-20

Family

ID=35645825

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002223144A Expired - Lifetime CA2223144C (fr) 1995-06-07 1996-06-03 Coulisse de forage mecanique - hydraulique a double effet

Country Status (1)

Country Link
CA (1) CA2223144C (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113338832B (zh) * 2021-05-18 2023-10-20 四川伟创石油装备制造有限公司 一种液压双向震击器
CN113846986B (zh) * 2021-12-02 2022-02-15 成都高峰石油机械有限公司 一种随钻震击器

Also Published As

Publication number Publication date
CA2223144A1 (fr) 1996-12-19

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Effective date: 20160603