ZA200710214B - Spearhead assembly - Google Patents

Spearhead assembly

Info

Publication number
ZA200710214B
ZA200710214B ZA200710214A ZA200710214A ZA200710214B ZA 200710214 B ZA200710214 B ZA 200710214B ZA 200710214 A ZA200710214 A ZA 200710214A ZA 200710214 A ZA200710214 A ZA 200710214A ZA 200710214 B ZA200710214 B ZA 200710214B
Authority
ZA
South Africa
Prior art keywords
spearhead assembly
spearhead
assembly
Prior art date
Application number
ZA200710214A
Other languages
English (en)
Inventor
Mcleod Gavin
Beach Andrew
Original Assignee
Au 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 AU2005902783A external-priority patent/AU2005902783A0/en
Application filed by Au 2Ic Australia Pty Ltd filed Critical Au 2Ic Australia Pty Ltd
Publication of ZA200710214B publication Critical patent/ZA200710214B/xx

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
    • E21B31/12—Grappling tools, e.g. tongs or grabs
    • E21B31/20—Grappling tools, e.g. tongs or grabs gripping internally, e.g. fishing spears

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)
  • Earth Drilling (AREA)
ZA200710214A 2005-05-31 2007-11-27 Spearhead assembly ZA200710214B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AU2005902783A AU2005902783A0 (en) 2005-05-31 Spearhead assembly

Publications (1)

Publication Number Publication Date
ZA200710214B true ZA200710214B (en) 2008-11-26

Family

ID=37481141

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA200710214A ZA200710214B (en) 2005-05-31 2007-11-27 Spearhead assembly

Country Status (5)

Country Link
US (1) US20090206620A1 (fr)
EP (1) EP1885991A1 (fr)
CA (1) CA2627582A1 (fr)
WO (1) WO2006128235A1 (fr)
ZA (1) ZA200710214B (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7921926B2 (en) * 2008-05-16 2011-04-12 Longyear Tm, Inc. Jointed spearhead assembly

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AUPN651895A0 (en) * 1995-11-10 1995-12-07 Down Hole Technologies Pty Ltd Spear head assembly
AU2002950911A0 (en) * 2002-08-21 2002-09-12 2Ic Australia Pty Ltd A spearhead assembly

Also Published As

Publication number Publication date
WO2006128235A1 (fr) 2006-12-07
CA2627582A1 (fr) 2006-12-07
EP1885991A1 (fr) 2008-02-13
US20090206620A1 (en) 2009-08-20

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