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ATE13332T1 - Bohrwerkzeug. - Google Patents

Bohrwerkzeug.

Info

Publication number
ATE13332T1
ATE13332T1 AT81850019T AT81850019T ATE13332T1 AT E13332 T1 ATE13332 T1 AT E13332T1 AT 81850019 T AT81850019 T AT 81850019T AT 81850019 T AT81850019 T AT 81850019T AT E13332 T1 ATE13332 T1 AT E13332T1
Authority
AT
Austria
Prior art keywords
reamer cutter
cutting bit
during drilling
drilling tool
inserts
Prior art date
Application number
AT81850019T
Other languages
English (en)
Inventor
Harry Artur Ingvar Wiredal
Original Assignee
Sandvik Ab
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 Sandvik Ab filed Critical Sandvik Ab
Application granted granted Critical
Publication of ATE13332T1 publication Critical patent/ATE13332T1/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
    • 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
    • E21B10/00—Drill bits
    • E21B10/02—Core bits
    • E21B10/04—Core bits with core destroying means
    • 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
    • E21B10/46—Drill bits characterised by wear resisting parts, e.g. diamond inserts
    • E21B10/56—Button-type inserts
    • 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
    • E21B10/66—Drill bits characterised by the whole or part thereof being insertable into or removable from the borehole without withdrawing the drilling pipe the cutting element movable through the drilling pipe and laterally shiftable

Landscapes

  • Engineering & Computer Science (AREA)
  • Geology (AREA)
  • Mining & Mineral Resources (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
  • Environmental & Geological Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Earth Drilling (AREA)
  • Drilling Tools (AREA)
  • Drilling And Exploitation, And Mining Machines And Methods (AREA)
  • Cutting Tools, Boring Holders, And Turrets (AREA)
  • Drilling And Boring (AREA)
AT81850019T 1980-03-26 1981-02-06 Bohrwerkzeug. ATE13332T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
SE8002320A SE421551B (sv) 1980-03-26 1980-03-26 Borrverktyg for rotations- och/eller slagborrning
EP81850019A EP0036847B1 (de) 1980-03-26 1981-02-06 Bohrwerkzeug

Publications (1)

Publication Number Publication Date
ATE13332T1 true ATE13332T1 (de) 1985-06-15

Family

ID=20340608

Family Applications (1)

Application Number Title Priority Date Filing Date
AT81850019T ATE13332T1 (de) 1980-03-26 1981-02-06 Bohrwerkzeug.

Country Status (12)

Country Link
US (1) US4440244A (de)
EP (1) EP0036847B1 (de)
JP (1) JPS56150290A (de)
AT (1) ATE13332T1 (de)
BR (1) BR8108713A (de)
CA (1) CA1144146A (de)
DE (1) DE3170461D1 (de)
FI (1) FI75650C (de)
IE (1) IE50845B1 (de)
SE (1) SE421551B (de)
WO (1) WO1981002761A1 (de)
ZA (1) ZA811311B (de)

Families Citing this family (41)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6085187A (ja) * 1983-10-13 1985-05-14 三菱マテリアル株式会社 ロツクビツト
DE3414206C1 (de) * 1984-04-14 1985-02-21 Norton Christensen, Inc., Salt Lake City, Utah Drehbohrmeissel fuer Tiefbohrungen
US4646842A (en) * 1984-04-20 1987-03-03 Texas Iron Works, Inc. Retrievable well bore assembly
US4682662A (en) * 1985-04-25 1987-07-28 Vladimir Vancura Drill adapter
US4730682A (en) * 1985-12-23 1988-03-15 Ingersoll-Rand Company Erosion resistant rock drill bit
ES8702198A1 (es) * 1985-12-31 1987-01-01 Sanchez Velasco Vicente Aparato para la obtencion de cavidades anulares en el fondo de taladros practicados sobre paramentos de cualquier tipo
SE460141B (sv) * 1986-02-24 1989-09-11 Santrade Ltd Borrverktyg foer rotations- och/eller slagborrning innefattande en excentrisk rymmare samt rymmare ingaaende i ett saadant borrverktyg
SE8901199L (sv) * 1989-04-05 1990-10-06 Uniroc Ab Excentrisk borrkrona
GB8927913D0 (en) * 1989-12-11 1990-02-14 Hoffmann La Roche Amino acid derivatives
US4962822A (en) * 1989-12-15 1990-10-16 Numa Tool Company Downhole drill bit and bit coupling
SE467632B (sv) * 1990-01-17 1992-08-17 Uniroc Ab Borrverktyg foer slaaende och roterande borrning under samtidig neddrivning av ett foderroer
CA2074076A1 (en) * 1990-01-17 1991-07-18 Karl-Axel Stjernstrom Drilling tool for percussive and rotary drilling
SE503324C2 (sv) * 1990-02-19 1996-05-28 Sandvik Ab Borrverktyg för sänkborrning, med central pilotkrona
CA2036602C (en) * 1990-02-28 2001-04-24 Takeshi Hayashi Excavation tool
US5099929A (en) * 1990-05-04 1992-03-31 Dresser Industries, Inc. Unbalanced PDC drill bit with right hand walk tendencies, and method of drilling right hand bore holes
US5678644A (en) * 1995-08-15 1997-10-21 Diamond Products International, Inc. Bi-center and bit method for enhancing stability
US5992548A (en) * 1995-08-15 1999-11-30 Diamond Products International, Inc. Bi-center bit with oppositely disposed cutting surfaces
US5937958A (en) * 1997-02-19 1999-08-17 Smith International, Inc. Drill bits with predictable walk tendencies
US6112835A (en) * 1998-07-23 2000-09-05 Sandvik Ab Drilling apparatus having a radially displaceable reamer
GB9903256D0 (en) 1999-02-12 1999-04-07 Halco Drilling International L Directional drilling apparatus
US6371223B2 (en) 1999-03-03 2002-04-16 Earth Tool Company, L.L.C. Drill head for directional boring
US6439319B1 (en) 1999-03-03 2002-08-27 Earth Tool Company, L.L.C. Method and apparatus for directional boring under mixed conditions
US6269893B1 (en) 1999-06-30 2001-08-07 Smith International, Inc. Bi-centered drill bit having improved drilling stability mud hydraulics and resistance to cutter damage
US6397958B1 (en) 1999-09-09 2002-06-04 Baker Hughes Incorporated Reaming apparatus and method with ability to drill out cement and float equipment in casing
US6695080B2 (en) 1999-09-09 2004-02-24 Baker Hughes Incorporated Reaming apparatus and method with enhanced structural protection
US6276467B1 (en) * 1999-10-25 2001-08-21 Driltech Mission Llc Percussive rock drill bit with asymmetric wing
US6394200B1 (en) 1999-10-28 2002-05-28 Camco International (U.K.) Limited Drillout bi-center bit
US6951770B2 (en) * 2000-04-06 2005-10-04 Akzo Nobel N.V. Method of manufacturing a photovoltaic foil
EP1182323B1 (de) 2000-08-21 2003-09-10 Camco International (UK) Limited Mehrrichtungsschneidelemente für bi-zentrales Bohrwerkzeug zum Bohren eines Verrohrungsschuhs
US6533052B2 (en) * 2001-01-03 2003-03-18 Earth Tool Company, L.L.C. Drill bit for impact-assisted directional boring
US7086808B2 (en) * 2001-12-20 2006-08-08 Earth Tool Company, L.L.C. Method and apparatus for on-grade boring
US6926099B2 (en) * 2003-03-26 2005-08-09 Varel International, L.P. Drill out bi-center bit and method for using same
US20100025114A1 (en) * 2008-01-22 2010-02-04 Brady William J PCD Percussion Drill Bit
US20090184564A1 (en) * 2008-01-22 2009-07-23 The William J. Brady Loving Trust Pcd percussion drill bit
US8960329B2 (en) * 2008-07-11 2015-02-24 Schlumberger Technology Corporation Steerable piloted drill bit, drill system, and method of drilling curved boreholes
FI20085961A0 (fi) * 2008-10-13 2008-10-13 Atlas Copco Rotex Ab Oy Menetelmä ja porauslaitteisto uppoporaukseen
FI20086206A0 (fi) 2008-12-17 2008-12-17 Atlas Copco Rotex Ab Oy Menetelmä ja laitteisto uppoporaukseen
FI20095046A0 (fi) 2009-01-21 2009-01-21 Atlas Copco Rotex Ab Oy Menetelmä ja laitteisto uppoporaukseen
US8196677B2 (en) 2009-08-04 2012-06-12 Pioneer One, Inc. Horizontal drilling system
WO2013156667A1 (en) 2012-07-12 2013-10-24 Oy Atlas Copco Rotex Ab Method and apparatus for down-the-hole drilling
FI124451B (fi) 2013-10-22 2014-09-15 Atlas Copco Rotex Ab Oy Porauslaite

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3289776A (en) * 1964-12-24 1966-12-06 Atlantic Refining Co Underdrilling bit
US3382940A (en) * 1965-10-21 1968-05-14 Frank E. Stebley Percussion drill bit
US3367430A (en) * 1966-08-24 1968-02-06 Christensen Diamond Prod Co Combination drill and reamer bit
US3485301A (en) * 1969-04-14 1969-12-23 Mission Mfg Co Method of drilling wells in rock
SE346354B (de) * 1970-11-27 1972-07-03 Atlas Copco Ab
BE795205A (fr) * 1972-02-10 1973-05-29 Atlas Copco Ab Procede et appareillage pour le forage rotatif
USRE29200E (en) * 1972-05-08 1977-05-03 Cpc International Inc. Production of alkoxy phenolic compounds
DE2423510A1 (de) * 1974-05-15 1975-11-27 Krupp Gmbh Gesteinsbohrer
US3941197A (en) * 1974-07-01 1976-03-02 Hughes Tool Company Rotary percussion earth boring bit
US4014395A (en) * 1974-12-05 1977-03-29 Smith-Williston, Inc. Rock drill bit insert retaining sleeve assembly
DE2510265A1 (de) * 1975-03-08 1976-09-16 Richard Karnebogen Bohrkrone fuer schlagende gesteinsbohrmaschinen
US4091884A (en) * 1976-11-15 1978-05-30 Smith International, Inc. Rotary air percussion bit
SE411139B (sv) * 1977-04-29 1979-12-03 Sandvik Ab Anordning for borrning
CH622312A5 (en) * 1977-09-30 1981-03-31 Anton Broder Drill bit, in particular for drilling in overburden
DE2749613B2 (de) * 1977-11-05 1979-12-20 Fried. Krupp Gmbh, 4300 Essen Schlagbohrkrone für Gesteinsbohrungen
GB2031481B (en) * 1978-09-26 1982-09-29 Marriott R Drilling bits
AT395012B (de) * 1986-06-27 1992-08-25 Richter Gedeon Vegyeszet Verfahren zur herstellung von n-(1(s)|thoxycarbonyl-3-phenyl-propyl)-(s)-alanyl-(s)prolin und von dessen saeureadditionssalzen

Also Published As

Publication number Publication date
EP0036847A3 (en) 1981-11-25
WO1981002761A1 (en) 1981-10-01
FI75650C (fi) 1988-07-11
EP0036847B1 (de) 1985-05-15
FI820171L (fi) 1982-01-20
IE50845B1 (en) 1986-07-23
FI75650B (fi) 1988-03-31
BR8108713A (pt) 1982-06-01
SE421551B (sv) 1982-01-04
ZA811311B (en) 1982-03-31
IE810661L (en) 1981-09-26
CA1144146A (en) 1983-04-05
SE8002320L (sv) 1981-09-27
US4440244A (en) 1984-04-03
EP0036847A2 (de) 1981-09-30
JPS56150290A (en) 1981-11-20
DE3170461D1 (en) 1985-06-20

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Legal Events

Date Code Title Description
UEP Publication of translation of european patent specification
REN Ceased due to non-payment of the annual fee