FI20086206A0 - Method and equipment for submersible drilling - Google Patents

Method and equipment for submersible drilling

Info

Publication number
FI20086206A0
FI20086206A0 FI20086206A FI20086206A FI20086206A0 FI 20086206 A0 FI20086206 A0 FI 20086206A0 FI 20086206 A FI20086206 A FI 20086206A FI 20086206 A FI20086206 A FI 20086206A FI 20086206 A0 FI20086206 A0 FI 20086206A0
Authority
FI
Finland
Prior art keywords
equipment
submersible drilling
submersible
drilling
Prior art date
Application number
FI20086206A
Other languages
Finnish (fi)
Swedish (sv)
Inventor
Jukka Ahonen
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 FI20086206A priority Critical patent/FI20086206A0/en
Publication of FI20086206A0 publication Critical patent/FI20086206A0/en
Priority to EP09832986.5A priority patent/EP2370660B1/en
Priority to PCT/FI2009/050820 priority patent/WO2010070190A1/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
    • E21B10/60—Drill bits characterised by conduits or nozzles for drilling fluids
    • 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
    • E21B10/26—Drill bits with leading portion, i.e. drill bits with a pilot cutter; Drill bits for enlarging the borehole, e.g. reamers
    • E21B10/265—Bi-center drill bits, i.e. an integral bit and eccentric reamer used to simultaneously drill and underream the hole
    • 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
    • E21B10/38—Percussion drill bits characterised by conduits or nozzles for drilling fluids
    • 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
    • E21B21/00—Methods or apparatus for flushing boreholes, e.g. by use of exhaust air from motor
    • E21B21/16—Methods or apparatus for flushing boreholes, e.g. by use of exhaust air from motor using gaseous fluids
    • 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

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)
FI20086206A 2008-12-17 2008-12-17 Method and equipment for submersible drilling FI20086206A0 (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
FI20086206A FI20086206A0 (en) 2008-12-17 2008-12-17 Method and equipment for submersible drilling
EP09832986.5A EP2370660B1 (en) 2008-12-17 2009-10-13 Method and apparatus for down-the-hole drilling
PCT/FI2009/050820 WO2010070190A1 (en) 2008-12-17 2009-10-13 Method and apparatus for down-the-hole drilling

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FI20086206A FI20086206A0 (en) 2008-12-17 2008-12-17 Method and equipment for submersible drilling

Publications (1)

Publication Number Publication Date
FI20086206A0 true FI20086206A0 (en) 2008-12-17

Family

ID=40240604

Family Applications (1)

Application Number Title Priority Date Filing Date
FI20086206A FI20086206A0 (en) 2008-12-17 2008-12-17 Method and equipment for submersible drilling

Country Status (3)

Country Link
EP (1) EP2370660B1 (en)
FI (1) FI20086206A0 (en)
WO (1) WO2010070190A1 (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI20106154A0 (en) * 2010-11-03 2010-11-03 Atlas Copco Rotex Ab Oy Method and apparatus for connecting a ground pipe to the ground
CN102477846B (en) * 2010-11-27 2014-04-30 中铁西北科学研究院有限公司 Soil-layer broaching bit
WO2017089647A1 (en) * 2015-11-26 2017-06-01 Oy Atlas Copco Rotex Ab Method in down-the-hole drilling and a down-the-hole drilling device
FI128986B (en) * 2017-03-01 2021-04-30 Robit Oyj A drill bit for percussive drilling, a drill bit assembly, and a method for manufacturing such a drill bit
CN110263497B (en) * 2019-07-19 2021-12-07 南京航空航天大学 Pneumatic coupling influence analysis method based on relative gain

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE421551B (en) 1980-03-26 1982-01-04 Sandvik Ab DRILLING TOOL FOR ROTATION AND / OR DRILLING
DE3039633C2 (en) * 1980-10-21 1983-08-18 Christensen, Inc., 84115 Salt Lake City, Utah Rotary drill bits, in particular for deep drilling
FR2566832B1 (en) * 1984-06-27 1986-11-14 Inst Francais Du Petrole METHOD AND IMPROVEMENT IN DRILLING TOOLS PROVIDING HIGH EFFICIENCY IN CLEANING THE PRUNING FRONT
FI95618C (en) 1992-12-03 1998-09-03 Jorma Jaervelae Downhole
FI945367A (en) * 1994-11-14 1996-05-15 Valto Ilomaeki Cutting arrangement for drilling device and method for removing drilling waste
FI98650C (en) * 1995-11-06 1997-07-25 Valto Ilomaeki Impactor drilling unit
AU2002221922B2 (en) * 2000-11-27 2006-08-17 Shell Internationale Research Maatschappij B.V. Drill bit
EP1731708B1 (en) * 2005-06-10 2007-08-08 Geomechanik Wasser- und Umwelttechnik GmbH Sledgehammer drilling apparatus and method
FR2889556B1 (en) * 2005-08-04 2007-09-21 Gerard Arsonnet DEVICE FOR DRILLING A WELL FOLLOWING A DRILLING AXIS FOR MEASURING A PARAMETER OF A PART OF A GROUND

Also Published As

Publication number Publication date
EP2370660B1 (en) 2020-07-15
WO2010070190A1 (en) 2010-06-24
EP2370660A4 (en) 2018-02-21
EP2370660A1 (en) 2011-10-05

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Legal Events

Date Code Title Description
FD Application lapsed