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
Other languages
English (en)
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/xx

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH DRILLING; MINING
    • E21B—EARTH DRILLING, e.g. DEEP 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 DRILLING; MINING
    • E21B—EARTH DRILLING, e.g. DEEP 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
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 (no)
CN (1) CN100458097C (no)
AR (1) AR044551A1 (no)
AT (1) ATE347019T1 (no)
BR (1) BRPI0410536A (no)
CA (1) CA2526249A1 (no)
CO (1) CO5630007A2 (no)
DE (1) DE602004003493T2 (no)
EG (1) EG23869A (no)
NO (1) NO20056154L (no)
RU (1) RU2332553C2 (no)
WO (1) WO2004104362A1 (no)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AR044550A1 (es) 2003-05-26 2005-09-21 Shell Int Research Cabeza de perforacion y sistema y metodo para perforar un pozo de perforacion en una formacion de tierra
AR044485A1 (es) 2003-06-12 2005-09-14 Shell Int Research Mecha perforadora con percusion, sistema de perforacion que incluye dicha mecha perforadora y un metodo para perforar un pozo
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 (zh) * 2013-12-19 2017-01-04 北京科技大学 一种岩石深孔高速水钻头及其制备工艺
EP2921639A1 (en) * 2014-03-18 2015-09-23 Sandvik Intellectual Property AB Percussive drill bit with multiple sets of front cutting inserts
US10731420B2 (en) 2015-03-30 2020-08-04 Schlumberger Technology Corporation Indexing drill bit
CN104895500A (zh) * 2015-05-28 2015-09-09 山东中瑞工程机械有限公司 集束式潜孔锤用钻头
CN114718465B (zh) * 2022-04-18 2023-05-26 中南大学 一种动态拉剪掘进钻头及复合破岩方法

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 (no) * 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
RU2005140560A (ru) 2006-07-10
CO5630007A2 (es) 2006-04-28
RU2332553C2 (ru) 2008-08-27
AR044551A1 (es) 2005-09-21
NO20056154L (no) 2006-02-17
DE602004003493D1 (de) 2007-01-11
EP1627130B1 (en) 2006-11-29
DE602004003493T2 (de) 2007-09-20
CA2526249A1 (en) 2004-12-02
CN100458097C (zh) 2009-02-04
WO2004104362A1 (en) 2004-12-02
EP1627130A1 (en) 2006-02-22
ATE347019T1 (de) 2006-12-15
BRPI0410536A (pt) 2006-06-20
CN1795318A (zh) 2006-06-28

Similar Documents

Publication Publication Date Title
EG23869A (en) Percussive drill bit, drilling system comprising such a drill bit and method of drilling a bore hole
EG23952A (en) Drill bit, system and method for drilling a borehole in an earth formation
GB2378718B (en) Bearing elements for drill bits, drill bits so equipped,method of drilling and method of drill bit design
GB2390384B (en) Drill bit, cutter element, method for manufacturing and method of drilling
NO20041575L (no) Slagborehode og fremgangsmate for boring
GB2345931B (en) Method of drilling a subterranean formation employing an oscillating drill bit
GB0410269D0 (en) Expandable downhole tool, drilling assembly and method
NO20052795L (no) Fremgangsmate og system for samtidig boring og foring av et borehull
NO20024125D0 (no) Borkrone for fjellbor samt fremgangsmåte for fremstilling av dette
GB0308401D0 (en) Method of drilling a subterranean formation employing an oscillating drill bit
GB2386914B (en) Drill bit and method of designing a drill bit
NO20052722D0 (no) Fremgangsmate for boring og ferdiggjoring av undersjoiske bronner
NO20052352D0 (no) Anordning og fremgangsmate for boring og oppromming av et borehull
AU2003240107A1 (en) Method for removing drill cuttings from wellbores and drilling fluids
HK1079262A1 (en) Male portion drill bit and threaded joint for per cussive rock drilling
AU1445202A (en) Percussive down-the-hole hammer for rock drilling, and a drill bit used therein
NO20034926D0 (no) Fôring og boring av brönn med boredel
EP1682744A4 (en) SYSTEM FOR DRILLING PETROLEUM WELL AND CONCENTRIC ROD TRAIN GAS FOR DUAL DENSITY SLUDGE SUPPLY
ZA200606741B (en) Single pass drilling apparatus, use of a one-piece drill bit, method and rock bolt for single pass rock bolting
GB0524547D0 (en) Drill bit and method of cutting a borehole
GB2359572B (en) Drill bit with lateral movement mitigation and method of subterranean drilling
AU2001274768A1 (en) Method of opening joints between drilling components, and rock drill
NO20053568D0 (no) Borkronesammenstilling, borestang innbetattende borkronesammenstillingen og borende for en selvborende fjell- eller takbolt
ZA200802923B (en) Method and rock drilling rig for hole drilling
GB0409233D0 (en) Method of drilling a borehole into an earth formation