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GB2350134B - Improved jar tool - Google Patents

Improved jar tool

Info

Publication number
GB2350134B
GB2350134B GB9911480A GB9911480A GB2350134B GB 2350134 B GB2350134 B GB 2350134B GB 9911480 A GB9911480 A GB 9911480A GB 9911480 A GB9911480 A GB 9911480A GB 2350134 B GB2350134 B GB 2350134B
Authority
GB
United Kingdom
Prior art keywords
jar tool
improved jar
improved
tool
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
GB9911480A
Other versions
GB2350134A (en
GB9911480D0 (en
Inventor
Mark Kendle
David White
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.)
BD Kendle Engineering Ltd
Original Assignee
BD Kendle Engineering 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 BD Kendle Engineering Ltd filed Critical BD Kendle Engineering Ltd
Priority to GB9911480A priority Critical patent/GB2350134B/en
Publication of GB9911480D0 publication Critical patent/GB9911480D0/en
Publication of GB2350134A publication Critical patent/GB2350134A/en
Application granted granted Critical
Publication of GB2350134B publication Critical patent/GB2350134B/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • E21B31/00—Fishing for or freeing objects in boreholes or wells
    • E21B31/107—Fishing for or freeing objects in boreholes or wells using impact means for releasing stuck parts, e.g. jars

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Geology (AREA)
  • Mining & Mineral Resources (AREA)
  • Marine Sciences & Fisheries (AREA)
  • Physics & Mathematics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Percussive Tools And Related Accessories (AREA)
GB9911480A 1999-05-18 1999-05-18 Improved jar tool Expired - Lifetime GB2350134B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB9911480A GB2350134B (en) 1999-05-18 1999-05-18 Improved jar tool

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB9911480A GB2350134B (en) 1999-05-18 1999-05-18 Improved jar tool

Publications (3)

Publication Number Publication Date
GB9911480D0 GB9911480D0 (en) 1999-07-14
GB2350134A GB2350134A (en) 2000-11-22
GB2350134B true GB2350134B (en) 2001-07-25

Family

ID=10853639

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9911480A Expired - Lifetime GB2350134B (en) 1999-05-18 1999-05-18 Improved jar tool

Country Status (1)

Country Link
GB (1) GB2350134B (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7111678B2 (en) * 2003-10-30 2006-09-26 Impact Selector, Inc. Field adjustable impact jar
RU2405909C1 (en) * 2009-09-11 2010-12-10 Открытое акционерное общество "Татнефть" им. В.Д. Шашина Mechanical jar
NO340373B1 (en) 2014-04-11 2017-04-10 Loxley Holding As A cable operated percussion tool for downhole operations and method for operating the percussion tool
CN113758735A (en) * 2020-06-05 2021-12-07 中国石油天然气股份有限公司 Jar test device and its test method

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2254093A (en) * 1991-03-28 1992-09-30 Petroline Wireline Services Upstroke jar
WO1994000666A1 (en) * 1991-06-10 1994-01-06 Impact Selector, Inc. Remotely-adjustable fishing jar and method for using same
WO1996041064A1 (en) * 1995-06-07 1996-12-19 Dailey Petroleum Services Corp. Mechanical-hydraulic double-acting drilling jar

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2254093A (en) * 1991-03-28 1992-09-30 Petroline Wireline Services Upstroke jar
WO1994000666A1 (en) * 1991-06-10 1994-01-06 Impact Selector, Inc. Remotely-adjustable fishing jar and method for using same
WO1996041064A1 (en) * 1995-06-07 1996-12-19 Dailey Petroleum Services Corp. Mechanical-hydraulic double-acting drilling jar

Also Published As

Publication number Publication date
GB2350134A (en) 2000-11-22
GB9911480D0 (en) 1999-07-14

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Legal Events

Date Code Title Description
732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)
732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)

Free format text: REGISTERED BETWEEN 20151022 AND 20151028

PE20 Patent expired after termination of 20 years

Expiry date: 20190517