ZA200205239B - Rock drill bit and method for its manufacturing. - Google Patents

Rock drill bit and method for its manufacturing. Download PDF

Info

Publication number
ZA200205239B
ZA200205239B ZA200205239A ZA200205239A ZA200205239B ZA 200205239 B ZA200205239 B ZA 200205239B ZA 200205239 A ZA200205239 A ZA 200205239A ZA 200205239 A ZA200205239 A ZA 200205239A ZA 200205239 B ZA200205239 B ZA 200205239B
Authority
ZA
South Africa
Prior art keywords
drill bit
rock
drill
end surface
retrac
Prior art date
Application number
ZA200205239A
Other languages
English (en)
Inventor
Bengt Aasberg
Bertil Ederyd
Kenneth Larsson
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
Publication of ZA200205239B publication Critical patent/ZA200205239B/en

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
    • E21B17/00—Drilling rods or pipes; Flexible drill strings; Kellies; Drill collars; Sucker rods; Cables; Casings; Tubings
    • E21B17/10—Wear protectors; Centralising devices, e.g. stabilisers
    • E21B17/1092—Gauge section of drill bits
    • 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
    • E21B10/003—Drill bits with cutting edges facing in opposite axial directions
    • 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
    • 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
    • E21B17/00—Drilling rods or pipes; Flexible drill strings; Kellies; Drill collars; Sucker rods; Cables; Casings; Tubings
    • E21B17/02—Couplings; joints
    • E21B17/04—Couplings; joints between rod or the like and bit or between rod and rod or the like
    • E21B17/042—Threaded
    • E21B17/0426—Threaded with a threaded cylindrical portion, e.g. for percussion rods
ZA200205239A 2000-03-02 2002-06-28 Rock drill bit and method for its manufacturing. ZA200205239B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE0000688A SE514931C2 (sv) 2000-03-02 2000-03-02 Bergborrkrona samt förfarande för dess tillverkning

Publications (1)

Publication Number Publication Date
ZA200205239B true ZA200205239B (en) 2003-09-29

Family

ID=20278663

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA200205239A ZA200205239B (en) 2000-03-02 2002-06-28 Rock drill bit and method for its manufacturing.

Country Status (15)

Country Link
US (1) US6494275B2 (no)
EP (1) EP1259697A1 (no)
JP (1) JP2003525372A (no)
KR (1) KR20020086591A (no)
CN (1) CN1406309A (no)
AU (1) AU778724B2 (no)
BR (1) BR0108795A (no)
CA (1) CA2397146A1 (no)
MX (1) MXPA02008445A (no)
NO (1) NO20024125D0 (no)
PL (1) PL357778A1 (no)
RU (1) RU2002122740A (no)
SE (1) SE514931C2 (no)
WO (1) WO2001065051A1 (no)
ZA (1) ZA200205239B (no)

Families Citing this family (32)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10119562A1 (de) * 2001-04-21 2002-10-24 Hilti Ag Schlagbohrwerkzeug für Gestein
WO2003012244A1 (de) * 2001-08-01 2003-02-13 Techmo Entwicklungs- Und Vertriebs Gmbh Bohrkrone
SE0201984L (sv) * 2002-06-26 2003-05-13 Sandvik Ab Bergborrkrona samt förfarande för dess tillverkning
SE525431C2 (sv) * 2003-02-24 2005-02-22 Sandvik Ab Handel för slående borrning
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
SE531459C2 (sv) * 2006-05-17 2009-04-14 Sandvik Intellectual Property Hondel samt förfarande för tillverkning av hondelar
CA2665474A1 (en) * 2006-11-15 2008-05-22 Sandvik Intellectual Property Ab A rock bolt and an anchoring device
AU2006236012B2 (en) * 2006-11-15 2009-06-04 Sandvik Intellectual Property Ab A rock bolt and an anchoring device
AU2008242805B2 (en) * 2007-04-20 2012-01-19 Shell Internationale Research Maatschappij B.V. In situ heat treatment of a tar sands formation after drive process treatment
US20090200290A1 (en) 2007-10-19 2009-08-13 Paul Gregory Cardinal Variable voltage load tap changing transformer
SE0702638L (sv) * 2007-11-21 2008-07-29 Sandvik Intellectual Property Slagborrkrona för bergborrning och förfarande för tillverkning av en dylik borrkrona
US8151907B2 (en) 2008-04-18 2012-04-10 Shell Oil Company Dual motor systems and non-rotating sensors for use in developing wellbores in subsurface formations
CA2739088A1 (en) 2008-10-13 2010-04-22 Shell Internationale Research Maatschappij B.V. Systems and methods of forming subsurface wellbores
EP2369127A1 (en) 2010-03-09 2011-09-28 Sandvik Intellectual Property AB A rock drill bit, a drilling assembly and a method for percussive rock drilling
EP2383420B1 (en) * 2010-04-29 2012-06-20 Sandvik Intellectual Property AB Drill bit for percussive rock drilling
KR101349284B1 (ko) * 2012-12-13 2014-01-16 한국생산기술연구원 내부 유로부를 포함하는 드릴비트
JP2014196655A (ja) * 2013-03-05 2014-10-16 三菱マテリアル株式会社 掘削ビット
EP2799659A1 (en) * 2013-05-03 2014-11-05 Sandvik Intellectual Property AB Percussive rock drill bit
CA2909986C (en) * 2013-05-17 2021-04-06 Atlas Copco Secoroc Ab Device and system for percussion rock drilling
US10487588B2 (en) * 2014-05-15 2019-11-26 Dover Bmcs Acquisition Corp. Percussion drill bit with at least one wear insert, related systems, and methods
EP3023575A1 (en) * 2014-11-21 2016-05-25 Sandvik Intellectual Property AB Drill string rod with shoulder
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
CN105156071B (zh) * 2015-08-18 2017-06-27 华中科技大学 一种钻井用钻屑输送破碎装置
CN105156069B (zh) * 2015-08-18 2017-06-27 华中科技大学 一种钻井用输送机构
CN105156036B (zh) 2015-08-27 2018-01-05 中国石油天然气集团公司 凸脊型非平面切削齿及金刚石钻头
CN106320988A (zh) * 2016-10-08 2017-01-11 郑州神利达钻采设备有限公司 一种可持续降温排渣效果好的潜孔钻头
CN107973070A (zh) * 2017-11-03 2018-05-01 中国石油天然气集团公司 岩屑输送装置
EP3690180A1 (en) * 2019-01-30 2020-08-05 Sandvik Mining and Construction Tools AB Percussion drill bit with wear inserts
CN109854180A (zh) * 2019-04-23 2019-06-07 吉林大学 一种高频旋振式碎岩钻具用钻头
CA3147685A1 (en) * 2019-10-11 2021-04-15 John Hammargren Shoulder protected drilling assembly
CN114183078B (zh) * 2021-12-03 2023-09-08 中煤科工集团沈阳研究院有限公司 一种可循环冷却钻具及使用方法

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2746722A (en) * 1950-07-17 1956-05-22 Schneider Jacob Reversible drill bit
US2821364A (en) * 1954-07-01 1958-01-28 Godfrey Grant Two-way bit
US3094180A (en) * 1960-05-23 1963-06-18 William J Haith Rock drilling bit
US3145789A (en) * 1962-03-20 1964-08-25 Russell H Lawry Pilot rock drill
US3313364A (en) * 1964-06-15 1967-04-11 Howard M Binkley Self-reaming rock drill coupling
US4262762A (en) * 1979-10-09 1981-04-21 Potratz Robert P Anti-collaring structure for impact bit
SE452636B (sv) * 1983-09-20 1987-12-07 Santrade Ltd Bergborrkrona
JPH0619978Y2 (ja) 1988-02-09 1994-05-25 日産自動車株式会社 回転型放熱器
US4986375A (en) * 1989-12-04 1991-01-22 Maher Thomas P Device for facilitating drill bit retrieval
US5743345A (en) * 1996-05-16 1998-04-28 Ingersoll-Rand Company Drill bit for reverse drilling
DE19727170A1 (de) * 1997-06-26 1999-01-07 Walter Ag Bohrwerkzeug mit Rechteckplatten

Also Published As

Publication number Publication date
US6494275B2 (en) 2002-12-17
PL357778A1 (en) 2004-07-26
SE0000688L (sv) 2001-05-21
WO2001065051A1 (en) 2001-09-07
BR0108795A (pt) 2002-12-31
AU3628101A (en) 2001-09-12
MXPA02008445A (es) 2003-01-28
NO20024125L (no) 2002-08-29
CA2397146A1 (en) 2001-09-07
SE0000688D0 (sv) 2000-03-02
KR20020086591A (ko) 2002-11-18
SE514931C2 (sv) 2001-05-21
RU2002122740A (ru) 2004-01-20
CN1406309A (zh) 2003-03-26
US20010018990A1 (en) 2001-09-06
JP2003525372A (ja) 2003-08-26
AU778724B2 (en) 2004-12-16
EP1259697A1 (en) 2002-11-27
NO20024125D0 (no) 2002-08-29

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