ATE193092T1 - Mechanisch-hydraulische, in zwei richtungen wirkende, schlagschere - Google Patents

Mechanisch-hydraulische, in zwei richtungen wirkende, schlagschere

Info

Publication number
ATE193092T1
ATE193092T1 AT96917095T AT96917095T ATE193092T1 AT E193092 T1 ATE193092 T1 AT E193092T1 AT 96917095 T AT96917095 T AT 96917095T AT 96917095 T AT96917095 T AT 96917095T AT E193092 T1 ATE193092 T1 AT E193092T1
Authority
AT
Austria
Prior art keywords
hydraulic
mechanical
directional impact
impact shears
shears
Prior art date
Application number
AT96917095T
Other languages
English (en)
Inventor
Robert W Evans
Original Assignee
Weatherford Lamb
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 Weatherford Lamb filed Critical Weatherford Lamb
Application granted granted Critical
Publication of ATE193092T1 publication Critical patent/ATE193092T1/de

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
    • 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
    • E21B31/113—Fishing for or freeing objects in boreholes or wells using impact means for releasing stuck parts, e.g. jars hydraulically-operated

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Physics & Mathematics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • Marine Sciences & Fisheries (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Earth Drilling (AREA)
  • Drilling Tools (AREA)
  • Drilling And Exploitation, And Mining Machines And Methods (AREA)
  • Metal Extraction Processes (AREA)
AT96917095T 1995-06-07 1996-06-03 Mechanisch-hydraulische, in zwei richtungen wirkende, schlagschere ATE193092T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US08/473,067 US5624001A (en) 1995-06-07 1995-06-07 Mechanical-hydraulic double-acting drilling jar
PCT/US1996/008645 WO1996041064A1 (en) 1995-06-07 1996-06-03 Mechanical-hydraulic double-acting drilling jar

Publications (1)

Publication Number Publication Date
ATE193092T1 true ATE193092T1 (de) 2000-06-15

Family

ID=23878052

Family Applications (1)

Application Number Title Priority Date Filing Date
AT96917095T ATE193092T1 (de) 1995-06-07 1996-06-03 Mechanisch-hydraulische, in zwei richtungen wirkende, schlagschere

Country Status (9)

Country Link
US (1) US5624001A (de)
EP (1) EP0830493B1 (de)
JP (1) JPH11506811A (de)
AR (1) AR002417A1 (de)
AT (1) ATE193092T1 (de)
AU (1) AU700379B2 (de)
DE (1) DE69608439T2 (de)
NO (1) NO317283B1 (de)
WO (1) WO1996041064A1 (de)

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EP1002933A3 (de) * 1998-11-02 2002-01-23 Halliburton Energy Services, Inc. Hydraulicher Bohrlochdruckgenerator
US6386545B1 (en) * 1999-05-17 2002-05-14 Robert W. Evans Fluid plug
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US6290004B1 (en) * 1999-09-02 2001-09-18 Robert W. Evans Hydraulic jar
GB9925735D0 (en) * 1999-10-30 1999-12-29 Reeves Wireline Tech Ltd Down hole tension/compression device for logging tools
US6481495B1 (en) 2000-09-25 2002-11-19 Robert W. Evans Downhole tool with electrical conductor
WO2003048511A1 (en) * 2001-11-27 2003-06-12 Weatherford/Lamb, Inc. Hydraulic-mechanical jar tool
US6866104B2 (en) * 2002-01-31 2005-03-15 Baker Hughes Incorporated Drop in dart activated downhole vibration tool
GB0413996D0 (en) * 2004-06-23 2004-07-28 Pedem Ltd "Impact enhancing apparatus and method"
US8418758B2 (en) * 2009-08-04 2013-04-16 Impact Selector, Inc. Jarring tool with micro adjustment
US7882906B1 (en) * 2009-11-03 2011-02-08 Decuir Sr Perry Joseph Up-down vibratory drilling and jarring tool
US8230912B1 (en) 2009-11-13 2012-07-31 Thru Tubing Solutions, Inc. Hydraulic bidirectional jar
US8191626B2 (en) * 2009-12-07 2012-06-05 Impact Selector, Inc. Downhole jarring tool
US8225860B2 (en) * 2009-12-07 2012-07-24 Impact Selector, Inc. Downhole jarring tool with reduced wear latch
US8205690B2 (en) * 2010-03-12 2012-06-26 Evans Robert W Dual acting locking jar
AU2010366670A1 (en) 2010-12-30 2013-07-11 Halliburton Energy Services, Inc. Hydraulic/mechanical tight hole jar
US8550155B2 (en) 2011-03-10 2013-10-08 Thru Tubing Solutions, Inc. Jarring method and apparatus using fluid pressure to reset jar
US9103186B2 (en) 2011-09-16 2015-08-11 Impact Selector International, Llc Sealed jar
US9328567B2 (en) * 2012-01-04 2016-05-03 Halliburton Energy Services, Inc. Double-acting shock damper for a downhole assembly
US8657007B1 (en) 2012-08-14 2014-02-25 Thru Tubing Solutions, Inc. Hydraulic jar with low reset force
US9551199B2 (en) 2014-10-09 2017-01-24 Impact Selector International, Llc Hydraulic impact apparatus and methods
US9644441B2 (en) 2014-10-09 2017-05-09 Impact Selector International, Llc Hydraulic impact apparatus and methods
US10190394B2 (en) 2013-11-08 2019-01-29 Halliburton Energy Services, Inc. Energy harvesting from a downhole jar
US10202815B2 (en) * 2015-02-13 2019-02-12 Robert W. Evans Release lugs for a jarring device
US10669800B2 (en) * 2015-02-13 2020-06-02 Evans Engineering & Manufacturing Inc. Release lugs for a jarring device
US10408009B2 (en) * 2015-02-13 2019-09-10 Robert W. Evans Release lugs for a jarring device
US10844683B2 (en) 2018-04-03 2020-11-24 Weatherford Technology Holdings, Llc Hydraulic drilling jar with hydraulic lock piston
WO2019231458A1 (en) 2018-05-31 2019-12-05 Halliburton Energy Services, Inc. Clock calibration of remote systems by roundtrip time
US11414947B2 (en) 2019-01-17 2022-08-16 Robert W. Evans Release mechanism for a jarring tool
CN109630056B (zh) * 2019-01-24 2023-09-01 西安石竹能源科技有限公司 一种震击器的芯轴的动密封结构及基于该结构的震击器
RU204705U1 (ru) * 2020-02-07 2021-06-07 Общество с ограниченной ответственностью "Гидробур-сервис" Яс гидравлический
US11585204B2 (en) 2020-05-26 2023-02-21 Heath Poulson Crowding avoidance apparatus and method
FI20206303A1 (en) * 2020-12-15 2022-06-16 Lekatech Oy Impact device
US11846152B2 (en) * 2021-08-26 2023-12-19 Baker Hughes Oilfield Operations Llc Mechanical jar, method and system
CN117823072B (zh) * 2024-03-04 2024-05-03 四川职业技术学院 一种随钻液压式主被动震击器

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Also Published As

Publication number Publication date
AU700379B2 (en) 1999-01-07
EP0830493A1 (de) 1998-03-25
JPH11506811A (ja) 1999-06-15
NO975515L (no) 1997-12-01
WO1996041064A1 (en) 1996-12-19
AR002417A1 (es) 1998-03-11
NO317283B1 (no) 2004-10-04
AU5977396A (en) 1996-12-30
NO975515D0 (no) 1997-12-01
US5624001A (en) 1997-04-29
DE69608439D1 (de) 2000-06-21
DE69608439T2 (de) 2001-01-25
EP0830493B1 (de) 2000-05-17

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