ZA201306280B - Overshot - Google Patents

Overshot

Info

Publication number
ZA201306280B
ZA201306280B ZA2013/06280A ZA201306280A ZA201306280B ZA 201306280 B ZA201306280 B ZA 201306280B ZA 2013/06280 A ZA2013/06280 A ZA 2013/06280A ZA 201306280 A ZA201306280 A ZA 201306280A ZA 201306280 B ZA201306280 B ZA 201306280B
Authority
ZA
South Africa
Prior art keywords
overshot
Prior art date
Application number
ZA2013/06280A
Inventor
Andrew Beach
Ben Blakeway
Gavin Mcleod
Ronald Edward Thiess
Original Assignee
2Ic Australia Pty 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
Priority claimed from AU2011900776A external-priority patent/AU2011900776A0/en
Application filed by 2Ic Australia Pty Ltd filed Critical 2Ic Australia Pty Ltd
Publication of ZA201306280B publication Critical patent/ZA201306280B/en

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
    • E21B23/00—Apparatus for displacing, setting, locking, releasing or removing tools, packers or the like in boreholes or wells
    • E21B23/004—Indexing systems for guiding relative movement between telescoping parts of downhole tools
    • E21B23/006—"J-slot" systems, i.e. lug and slot indexing mechanisms
    • 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
    • E21B23/00—Apparatus for displacing, setting, locking, releasing or removing tools, packers or the like in boreholes or wells
    • E21B23/02—Apparatus for displacing, setting, locking, releasing or removing tools, packers or the like in boreholes or wells for locking the tools or the like in landing nipples or in recesses between adjacent sections of tubing
    • 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
    • E21B31/12—Grappling tools, e.g. tongs or grabs
    • E21B31/18—Grappling tools, e.g. tongs or grabs gripping externally, e.g. overshot

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • Physics & Mathematics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Marine Sciences & Fisheries (AREA)
  • Lock And Its Accessories (AREA)
  • Mechanical Control Devices (AREA)
  • Catching Or Destruction (AREA)
ZA2013/06280A 2011-03-04 2013-08-21 Overshot ZA201306280B (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
AU2011900776A AU2011900776A0 (en) 2011-03-04 Overshot
AU2011904183A AU2011904183A0 (en) 2011-10-13 Overshot
PCT/AU2012/000181 WO2012119186A1 (en) 2011-03-04 2012-02-24 Overshot

Publications (1)

Publication Number Publication Date
ZA201306280B true ZA201306280B (en) 2014-09-25

Family

ID=46797320

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA2013/06280A ZA201306280B (en) 2011-03-04 2013-08-21 Overshot

Country Status (4)

Country Link
AU (1) AU2012225191C1 (en)
CA (1) CA2828254C (en)
WO (1) WO2012119186A1 (en)
ZA (1) ZA201306280B (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU2014222873B2 (en) 2013-03-01 2017-06-29 Sandvik Intellectual Property Ab Overshot tool having latch control means
CA2910075C (en) * 2013-04-30 2021-02-16 Sandvik Intellectual Property Ab Safety latch for a downhole tool
AU2014259648B2 (en) * 2013-05-02 2017-03-09 Weatherford Technology Holdings, Llc Tubular handling tool
US10253575B2 (en) * 2015-12-14 2019-04-09 Bly Ip Inc. Systems and methods for releasing a portion of a drill string from a drilling cable
AU2020279992A1 (en) * 2019-05-21 2022-01-06 Hy-Tech Drilling Ltd. Diamond drilling hole correction tool

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4124245A (en) * 1976-11-11 1978-11-07 Rainer Kuenzel Well tool
US5085479A (en) * 1988-11-28 1992-02-04 Taylor William T Vertically manipulated ratchet fishing tool
US5054833A (en) * 1990-01-02 1991-10-08 Herschel E. Zirger Releasable overshot
AU738385B3 (en) * 2001-05-11 2001-09-20 Boart Longyear Pty Ltd Lockable overshot
WO2008095233A1 (en) * 2007-02-05 2008-08-14 Shelljet Pty Limited Underground unlatch overshot
US20090242203A1 (en) * 2008-03-31 2009-10-01 Pardey Harold M Toggle overshot

Also Published As

Publication number Publication date
WO2012119186A1 (en) 2012-09-13
CA2828254C (en) 2019-03-05
CA2828254A1 (en) 2012-09-13
AU2012225191A1 (en) 2013-09-12
AU2012225191B2 (en) 2017-04-20
AU2012225191C1 (en) 2018-03-01

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