ATE504717T1 - Bohrer - Google Patents

Bohrer

Info

Publication number
ATE504717T1
ATE504717T1 AT01997613T AT01997613T ATE504717T1 AT E504717 T1 ATE504717 T1 AT E504717T1 AT 01997613 T AT01997613 T AT 01997613T AT 01997613 T AT01997613 T AT 01997613T AT E504717 T1 ATE504717 T1 AT E504717T1
Authority
AT
Austria
Prior art keywords
drill bit
borehole
longitudinal axis
central longitudinal
injection means
Prior art date
Application number
AT01997613T
Other languages
English (en)
Inventor
Petrus Kriesels
Djurre Zijsling
Original Assignee
Shell Int Research
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 Shell Int Research filed Critical Shell Int Research
Application granted granted Critical
Publication of ATE504717T1 publication Critical patent/ATE504717T1/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
    • E21B10/38—Percussion drill bits characterised by conduits or nozzles for drilling fluids

Landscapes

  • Engineering & Computer Science (AREA)
  • Geology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Mining & Mineral Resources (AREA)
  • Physics & Mathematics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Earth Drilling (AREA)
  • Drilling Tools (AREA)
  • Holo Graphy (AREA)
  • Surgical Instruments (AREA)
AT01997613T 2000-11-27 2001-11-27 Bohrer ATE504717T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP00204198 2000-11-27
PCT/EP2001/014137 WO2002042597A1 (en) 2000-11-27 2001-11-27 Drill bit

Publications (1)

Publication Number Publication Date
ATE504717T1 true ATE504717T1 (de) 2011-04-15

Family

ID=8172334

Family Applications (1)

Application Number Title Priority Date Filing Date
AT01997613T ATE504717T1 (de) 2000-11-27 2001-11-27 Bohrer

Country Status (10)

Country Link
US (1) US6971458B2 (de)
EP (1) EP1337734B1 (de)
CN (1) CN1280516C (de)
AT (1) ATE504717T1 (de)
AU (2) AU2192202A (de)
CA (1) CA2429862C (de)
DE (1) DE60144388D1 (de)
EA (1) EA004281B1 (de)
NO (1) NO20032353L (de)
WO (1) WO2002042597A1 (de)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7040423B2 (en) * 2004-02-26 2006-05-09 Smith International, Inc. Nozzle bore for high flow rates
SE530135C2 (sv) * 2004-09-21 2008-03-11 Sandvik Intellectual Property Bergborrkrona anpassad för slående borrning
SE530602C2 (sv) * 2004-11-17 2008-07-15 Sandvik Intellectual Property Bergborrkrona för slående borrning
US7481284B2 (en) * 2005-01-25 2009-01-27 Baker Hughes Incorporated Converging diverging nozzle for earth-boring drill bits, method of substantially bifurcating a drilling fluid flowing therethrough, and drill bits so equipped
US7694608B2 (en) * 2005-12-20 2010-04-13 Smith International, Inc. Method of manufacturing a matrix body drill bit
US7527110B2 (en) * 2006-10-13 2009-05-05 Hall David R Percussive drill bit
US20090184564A1 (en) * 2008-01-22 2009-07-23 The William J. Brady Loving Trust Pcd percussion drill bit
FI20086206A0 (fi) * 2008-12-17 2008-12-17 Atlas Copco Rotex Ab Oy Menetelmä ja laitteisto uppoporaukseen
US20100193253A1 (en) * 2009-01-30 2010-08-05 Massey Alan J Earth-boring tools and bodies of such tools including nozzle recesses, and methods of forming same
EP2369127A1 (de) * 2010-03-09 2011-09-28 Sandvik Intellectual Property AB Steinbohrkrone, Bohranordnung und Verfahren zum Perkussionssteinbohren
CN103225480B (zh) * 2013-03-28 2015-06-17 乐山天威机械制造有限公司 一种针对岩层开凿的重锤以及焊接加工方法
US10053916B2 (en) 2016-01-20 2018-08-21 Baker Hughes Incorporated Nozzle assemblies including shape memory materials for earth-boring tools and related methods
US10508323B2 (en) 2016-01-20 2019-12-17 Baker Hughes, A Ge Company, Llc Method and apparatus for securing bodies using shape memory materials
US10487589B2 (en) 2016-01-20 2019-11-26 Baker Hughes, A Ge Company, Llc Earth-boring tools, depth-of-cut limiters, and methods of forming or servicing a wellbore
US10280479B2 (en) 2016-01-20 2019-05-07 Baker Hughes, A Ge Company, Llc Earth-boring tools and methods for forming earth-boring tools using shape memory materials
USD1044894S1 (en) * 2022-07-09 2024-10-01 Zhejiang Pulanka Rock Tools Co., Ltd. Button drill bit
USD1046584S1 (en) * 2022-09-16 2024-10-15 Boart Longyear Company Drill bit

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3688852A (en) * 1970-08-24 1972-09-05 Gulf Research Development Co Spiral coil nozzle holder
US4494618A (en) * 1982-09-30 1985-01-22 Strata Bit Corporation Drill bit with self cleaning nozzle
US4730682A (en) * 1985-12-23 1988-03-15 Ingersoll-Rand Company Erosion resistant rock drill bit
US4687066A (en) * 1986-01-15 1987-08-18 Varel Manufacturing Company Rock bit circulation nozzle
US4819746A (en) * 1987-01-13 1989-04-11 Minroc Technical Promotions Ltd. Reverse circulation down-the-hole hammer drill and bit therefor
US6089336A (en) * 1995-10-10 2000-07-18 Camco International (Uk) Limited Rotary drill bits
US5794725A (en) * 1996-04-12 1998-08-18 Baker Hughes Incorporated Drill bits with enhanced hydraulic flow characteristics
US5803187A (en) * 1996-08-23 1998-09-08 Javins; Brooks H. Rotary-percussion drill apparatus and method

Also Published As

Publication number Publication date
EA004281B1 (ru) 2004-02-26
CA2429862A1 (en) 2002-05-30
CN1476511A (zh) 2004-02-18
EA200300608A1 (ru) 2003-10-30
EP1337734A1 (de) 2003-08-27
CA2429862C (en) 2009-10-13
US6971458B2 (en) 2005-12-06
AU2192202A (en) 2002-06-03
EP1337734B1 (de) 2011-04-06
DE60144388D1 (de) 2011-05-19
WO2002042597A1 (en) 2002-05-30
AU2002221922B2 (en) 2006-08-17
NO20032353L (no) 2003-07-25
US20040069540A1 (en) 2004-04-15
CN1280516C (zh) 2006-10-18
NO20032353D0 (no) 2003-05-26

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Legal Events

Date Code Title Description
RER Ceased as to paragraph 5 lit. 3 law introducing patent treaties