EG23869A - Percussive drill bit, drilling system comprising such a drill bit and method of drilling a bore hole - Google Patents

Percussive drill bit, drilling system comprising such a drill bit and method of drilling a bore hole

Info

Publication number
EG23869A
EG23869A EGNA2005000752A EG23869A EG 23869 A EG23869 A EG 23869A EG NA2005000752 A EGNA2005000752 A EG NA2005000752A EG 23869 A EG23869 A EG 23869A
Authority
EG
Egypt
Prior art keywords
drill bit
drilling
bore hole
percussive
drilling system
Prior art date
Application number
Inventor
Antonio M Cruz
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 EG23869A publication Critical patent/EG23869A/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
    • E21B10/36—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
    • E21B10/00—Drill bits
    • E21B10/46—Drill bits characterised by wear resisting parts, e.g. diamond inserts
    • E21B10/56—Button-type inserts

Landscapes

  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Mining & Mineral Resources (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Earth Drilling (AREA)
EGNA2005000752 2003-05-26 2005-11-22 Percussive drill bit, drilling system comprising such a drill bit and method of drilling a bore hole EG23869A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP03076614 2003-05-26
PCT/EP2004/050912 WO2004104362A1 (en) 2003-05-26 2004-05-25 Percussive drill bit, drilling system comprising such a drill bit and method of drilling a bore hole

Publications (1)

Publication Number Publication Date
EG23869A true EG23869A (en) 2007-11-26

Family

ID=33462167

Family Applications (1)

Application Number Title Priority Date Filing Date
EGNA2005000752 EG23869A (en) 2003-05-26 2005-11-22 Percussive drill bit, drilling system comprising such a drill bit and method of drilling a bore hole

Country Status (12)

Country Link
EP (1) EP1627130B1 (en)
CN (1) CN100458097C (en)
AR (1) AR044551A1 (en)
AT (1) ATE347019T1 (en)
BR (1) BRPI0410536A (en)
CA (1) CA2526249A1 (en)
CO (1) CO5630007A2 (en)
DE (1) DE602004003493T2 (en)
EG (1) EG23869A (en)
NO (1) NO20056154L (en)
RU (1) RU2332553C2 (en)
WO (1) WO2004104362A1 (en)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AR044550A1 (en) 2003-05-26 2005-09-21 Shell Int Research DRILLING HEAD AND SYSTEM AND METHOD TO DRILL A DRILLING WELL IN A LAND FORMATION
AR044485A1 (en) 2003-06-12 2005-09-14 Shell Int Research DRILLING MACHINE WITH PERCUSSION, DRILLING SYSTEM THAT INCLUDES SUCH DRILLING MACHINE AND A METHOD FOR DRILLING A WELL
US7455126B2 (en) 2004-05-25 2008-11-25 Shell Oil Company Percussive drill bit, drilling system comprising such a drill bit and method of drilling a bore hole
US8327956B2 (en) * 2008-12-19 2012-12-11 Varel International, Ind., L.P. Multi-set PDC drill bit and method
US8544568B2 (en) * 2010-12-06 2013-10-01 Varel International, Inc., L.P. Shoulder durability enhancement for a PDC drill bit using secondary and tertiary cutting elements
EP2586960B1 (en) * 2011-10-27 2016-01-13 Sandvik Intellectual Property AB Drill bit having a sunken button and rock drilling tool for use with such a drill bit
EP2612981B1 (en) * 2012-01-09 2014-07-16 Sandvik Intellectual Property AB A drill bit for a percussive hammer, and shank and retention lug therefore
US9784038B2 (en) * 2013-06-17 2017-10-10 Longyear Tm, Inc. High-productivity drill bits
CN103696697B (en) * 2013-12-19 2017-01-04 北京科技大学 A kind of rock deep-hole high speed water drill bit and preparation technology thereof
EP2921639A1 (en) * 2014-03-18 2015-09-23 Sandvik Intellectual Property AB Percussive drill bit with multiple sets of front cutting inserts
WO2016160637A1 (en) * 2015-03-30 2016-10-06 Schlumberger Canada Limited Indexing drill bit
CN104895500A (en) * 2015-05-28 2015-09-09 山东中瑞工程机械有限公司 Drill bit for cluster type down-hole hammer
EP3760828B1 (en) 2019-07-05 2022-04-20 Sandvik Mining and Construction Tools AB Drill bit
CN114718465B (en) * 2022-04-18 2023-05-26 中南大学 Dynamic pull-shear tunneling drill bit and composite rock breaking method

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5025875A (en) * 1990-05-07 1991-06-25 Ingersoll-Rand Company Rock bit for a down-the-hole drill
DE4211048C1 (en) * 1992-04-02 1993-05-06 Boart Hwf Gmbh & Co Kg Hartmetallwerkzeugfabrik, 6419 Burghaun, De
US6253864B1 (en) * 1998-08-10 2001-07-03 David R. Hall Percussive shearing drill bit
CA2260612C (en) * 1999-02-03 2005-04-26 Dresser Industries, Inc. Pneumatic hammer drilling assembly for use in directional drilling
AUPR879901A0 (en) * 2001-11-13 2001-12-06 Sds Digger Tools Pty Ltd An improved transmission sleeve

Also Published As

Publication number Publication date
NO20056154L (en) 2006-02-17
RU2332553C2 (en) 2008-08-27
EP1627130B1 (en) 2006-11-29
CN100458097C (en) 2009-02-04
DE602004003493D1 (en) 2007-01-11
CO5630007A2 (en) 2006-04-28
CN1795318A (en) 2006-06-28
DE602004003493T2 (en) 2007-09-20
EP1627130A1 (en) 2006-02-22
RU2005140560A (en) 2006-07-10
ATE347019T1 (en) 2006-12-15
AR044551A1 (en) 2005-09-21
BRPI0410536A (en) 2006-06-20
CA2526249A1 (en) 2004-12-02
WO2004104362A1 (en) 2004-12-02

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