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FI20085643A0 - Method and drilling apparatus for drilling - Google Patents

Method and drilling apparatus for drilling

Info

Publication number
FI20085643A0
FI20085643A0 FI20085643A FI20085643A FI20085643A0 FI 20085643 A0 FI20085643 A0 FI 20085643A0 FI 20085643 A FI20085643 A FI 20085643A FI 20085643 A FI20085643 A FI 20085643A FI 20085643 A0 FI20085643 A0 FI 20085643A0
Authority
FI
Finland
Prior art keywords
drilling
drilling apparatus
Prior art date
Application number
FI20085643A
Other languages
Finnish (fi)
Swedish (sv)
Inventor
Antti Virjula
Kai Gylling
Original Assignee
Atlas Copco Rotex Ab Oy
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 Atlas Copco Rotex Ab Oy filed Critical Atlas Copco Rotex Ab Oy
Priority to FI20085643A priority Critical patent/FI20085643A0/en
Publication of FI20085643A0 publication Critical patent/FI20085643A0/en
Priority to PCT/FI2009/050490 priority patent/WO2009156569A1/en
Priority to EP09769412.9A priority patent/EP2300682A4/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
    • E21B10/00—Drill bits
    • E21B10/64—Drill bits characterised by the whole or part thereof being insertable into or removable from the borehole without withdrawing the drilling pipe
    • 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
    • E21B10/00—Drill bits
    • E21B10/36—Percussion drill bits
    • E21B10/40—Percussion drill bits with leading portion
    • 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
    • E21B7/00—Special methods or apparatus for drilling
    • E21B7/20—Driving or forcing casings or pipes into boreholes, e.g. sinking; Simultaneously drilling and casing boreholes
    • E21B7/208—Driving or forcing casings or pipes into boreholes, e.g. sinking; Simultaneously drilling and casing boreholes using down-hole drives

Landscapes

  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Mining & Mineral Resources (AREA)
  • Physics & Mathematics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Mechanical Engineering (AREA)
  • Earth Drilling (AREA)
FI20085643A 2008-06-26 2008-06-26 Method and drilling apparatus for drilling FI20085643A0 (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
FI20085643A FI20085643A0 (en) 2008-06-26 2008-06-26 Method and drilling apparatus for drilling
PCT/FI2009/050490 WO2009156569A1 (en) 2008-06-26 2009-06-10 Method and drilling apparatus for drilling
EP09769412.9A EP2300682A4 (en) 2008-06-26 2009-06-10 Method and drilling apparatus for drilling

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FI20085643A FI20085643A0 (en) 2008-06-26 2008-06-26 Method and drilling apparatus for drilling

Publications (1)

Publication Number Publication Date
FI20085643A0 true FI20085643A0 (en) 2008-06-26

Family

ID=39589404

Family Applications (1)

Application Number Title Priority Date Filing Date
FI20085643A FI20085643A0 (en) 2008-06-26 2008-06-26 Method and drilling apparatus for drilling

Country Status (3)

Country Link
EP (1) EP2300682A4 (en)
FI (1) FI20085643A0 (en)
WO (1) WO2009156569A1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5849671B2 (en) * 2011-12-09 2016-02-03 三菱マテリアル株式会社 Drilling tools

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2062726B (en) * 1979-10-25 1983-10-12 Fletcher F Downhole shearers
FI95618C (en) * 1992-12-03 1998-09-03 Jorma Jaervelae drilling device
US5472057A (en) * 1994-04-11 1995-12-05 Atlantic Richfield Company Drilling with casing and retrievable bit-motor assembly
AUPN357995A0 (en) * 1995-06-15 1995-07-06 Rear, Ian Graeme Down hole hammer assembly
AUPP683898A0 (en) * 1998-10-29 1998-11-26 Dht Technologies Limited Retractable drill bit system
FI115661B (en) * 2002-12-23 2005-06-15 Robit Rocktools Ltd A bit assembly
JP2006299591A (en) * 2005-04-19 2006-11-02 Mitsubishi Materials Natural Resources Development Corp Casing excavation and construction equipment

Also Published As

Publication number Publication date
WO2009156569A1 (en) 2009-12-30
EP2300682A1 (en) 2011-03-30
EP2300682A4 (en) 2015-12-09

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Legal Events

Date Code Title Description
FD Application lapsed