SE459679B - Stift foer bergborrkrona - Google Patents

Stift foer bergborrkrona

Info

Publication number
SE459679B
SE459679B SE8504058A SE8504058A SE459679B SE 459679 B SE459679 B SE 459679B SE 8504058 A SE8504058 A SE 8504058A SE 8504058 A SE8504058 A SE 8504058A SE 459679 B SE459679 B SE 459679B
Authority
SE
Sweden
Prior art keywords
stift
chronicle
mountain
mountain chronicle
Prior art date
Application number
SE8504058A
Other languages
English (en)
Other versions
SE8504058D0 (sv
SE8504058L (sv
Inventor
G Forsberg
Original Assignee
Santrade Ltd
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 Santrade Ltd filed Critical Santrade Ltd
Priority to SE8504058A priority Critical patent/SE459679B/sv
Publication of SE8504058D0 publication Critical patent/SE8504058D0/sv
Priority to GB08620948A priority patent/GB2180280B/en
Priority to CA000517288A priority patent/CA1253138A/en
Priority to JP61205226A priority patent/JPS6278394A/ja
Priority to US06/904,018 priority patent/US4776413A/en
Publication of SE8504058L publication Critical patent/SE8504058L/sv
Publication of SE459679B publication Critical patent/SE459679B/sv

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
    • E21B10/46—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)
  • Percussive Tools And Related Accessories (AREA)
SE8504058A 1985-09-02 1985-09-02 Stift foer bergborrkrona SE459679B (sv)

Priority Applications (5)

Application Number Priority Date Filing Date Title
SE8504058A SE459679B (sv) 1985-09-02 1985-09-02 Stift foer bergborrkrona
GB08620948A GB2180280B (en) 1985-09-02 1986-08-29 A button insert for rock drill bits
CA000517288A CA1253138A (en) 1985-09-02 1986-09-02 Button insert for rock drill bits
JP61205226A JPS6278394A (ja) 1985-09-02 1986-09-02 ロツクドリルバイト用のボタンインサ−ト
US06/904,018 US4776413A (en) 1985-09-02 1986-09-02 Button insert for rock drill bits

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE8504058A SE459679B (sv) 1985-09-02 1985-09-02 Stift foer bergborrkrona

Publications (3)

Publication Number Publication Date
SE8504058D0 SE8504058D0 (sv) 1985-09-02
SE8504058L SE8504058L (sv) 1987-03-03
SE459679B true SE459679B (sv) 1989-07-24

Family

ID=20361256

Family Applications (1)

Application Number Title Priority Date Filing Date
SE8504058A SE459679B (sv) 1985-09-02 1985-09-02 Stift foer bergborrkrona

Country Status (5)

Country Link
US (1) US4776413A (sv)
JP (1) JPS6278394A (sv)
CA (1) CA1253138A (sv)
GB (1) GB2180280B (sv)
SE (1) SE459679B (sv)

Families Citing this family (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0423989Y2 (sv) * 1986-11-28 1992-06-04
SE469395B (sv) * 1988-07-28 1993-06-28 Sandvik Ab Borrkrona med haardmetallskaer
US5415244A (en) * 1994-02-28 1995-05-16 Smith International, Inc. Conical inserts for rolling cone rock bits
US5823632A (en) * 1996-06-13 1998-10-20 Burkett; Kenneth H. Self-sharpening nosepiece with skirt for attack tools
US6053263A (en) * 1997-06-20 2000-04-25 Baker Hughes Incorporated Cutting element tip configuration for an earth-boring bit
US20040045742A1 (en) * 2001-04-10 2004-03-11 Halliburton Energy Services, Inc. Force-balanced roller-cone bits, systems, drilling methods, and design methods
US7334652B2 (en) * 1998-08-31 2008-02-26 Halliburton Energy Services, Inc. Roller cone drill bits with enhanced cutting elements and cutting structures
US20030051917A1 (en) * 1998-08-31 2003-03-20 Halliburton Energy Services, Inc. Roller cone bits, methods, and systems with anti-tracking variation in tooth orientation
WO2000012859A2 (en) * 1998-08-31 2000-03-09 Halliburton Energy Services, Inc. Force-balanced roller-cone bits, systems, drilling methods, and design methods
US20040140130A1 (en) * 1998-08-31 2004-07-22 Halliburton Energy Services, Inc., A Delaware Corporation Roller-cone bits, systems, drilling methods, and design methods with optimization of tooth orientation
US6412577B1 (en) * 1998-08-31 2002-07-02 Halliburton Energy Services Inc. Roller-cone bits, systems, drilling methods, and design methods with optimization of tooth orientation
SE9803997L (sv) * 1998-11-20 2000-05-21 Sandvik Ab En borrkrona och ett stift
US6375272B1 (en) * 2000-03-24 2002-04-23 Kennametal Inc. Rotatable cutting tool insert
US7434632B2 (en) 2004-03-02 2008-10-14 Halliburton Energy Services, Inc. Roller cone drill bits with enhanced drilling stability and extended life of associated bearings and seals
ATE356917T1 (de) * 2004-04-23 2007-04-15 Chuan Home Machinery Co Ltd Grundsteinbohr- und -aushubgerät
SG119218A1 (en) * 2004-04-29 2006-02-28 Chuan Home Machinery Co Ltd Bedrock drilling and excavating apparatus
ITMI20051579A1 (it) 2004-08-16 2006-02-17 Halliburton Energy Serv Inc Punte da trivella a coni rotanti con strutture di cuscinetto ottimizzate
US7860693B2 (en) 2005-08-08 2010-12-28 Halliburton Energy Services, Inc. Methods and systems for designing and/or selecting drilling equipment using predictions of rotary drill bit walk
US7860696B2 (en) 2005-08-08 2010-12-28 Halliburton Energy Services, Inc. Methods and systems to predict rotary drill bit walk and to design rotary drill bits and other downhole tools
WO2007019471A1 (en) * 2005-08-08 2007-02-15 Halliburton Energy Services, Inc. Methods and systems for designing and/or selecting drilling equipment with desired drill bit steerability
US8833492B2 (en) * 2008-10-08 2014-09-16 Smith International, Inc. Cutters for fixed cutter bits
BE1018378A3 (nl) * 2008-12-12 2010-09-07 Dredging Int Sleepkop voor een sleephopperzuiger en werkwijze voor het baggeren met behulp van deze sleepkop.
SE534206C2 (sv) * 2009-10-05 2011-05-31 Atlas Copco Secoroc Ab Hårdmetallstift för en borrkrona för slående bergborrning, borrkrona och metod att slipa ett hårdmetallstift
CN104632082B (zh) * 2015-02-10 2017-08-01 北京尚德隆超硬材料技术开发有限责任公司 复合齿
US11821264B2 (en) 2018-09-28 2023-11-21 Mitsubishi Materials Corporation Drilling tip and drill bit
JP7294030B2 (ja) * 2018-09-28 2023-06-20 三菱マテリアル株式会社 掘削チップおよび掘削ビット

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2689109A (en) * 1948-04-30 1954-09-14 Joy Mfg Co Rock drill bit
US3006424A (en) * 1958-05-23 1961-10-31 Sandvikens Jernverks Ab Rock drill bits and cutting inserts therefor
US3388757A (en) * 1967-03-23 1968-06-18 Smith Ind International Inc Hardened inserts for drill bits
US3442342A (en) * 1967-07-06 1969-05-06 Hughes Tool Co Specially shaped inserts for compact rock bits,and rolling cutters and rock bits using such inserts
US4108260A (en) * 1977-04-01 1978-08-22 Hughes Tool Company Rock bit with specially shaped inserts
SU791889A1 (ru) * 1977-12-07 1980-12-30 Татарский Государственный Научно- Исследовательский И Проектный Институт Нефтяной Промышленности Буровое долото
US4254840A (en) * 1978-10-05 1981-03-10 Reed Tool Company Drill bit insert
US4375242A (en) * 1980-08-11 1983-03-01 Hughes Tool Company Sealed and lubricated rock bit with air protected seal ring
US4406337A (en) * 1981-03-31 1983-09-27 Hughes Tool Company Insert with locking projection
US4570726A (en) * 1982-10-06 1986-02-18 Megadiamond Industries, Inc. Curved contact portion on engaging elements for rotary type drag bits
US4593777A (en) * 1983-02-22 1986-06-10 Nl Industries, Inc. Drag bit and cutters
SE450259C (sv) * 1983-03-23 1996-07-22 Sandvik Ab Verktyg för brytning eller avverkning av fasta material, såsom asfalt
US4595067A (en) * 1984-01-17 1986-06-17 Reed Tool Company Rotary drill bit, parts therefor, and method of manufacturing thereof

Also Published As

Publication number Publication date
US4776413A (en) 1988-10-11
GB2180280A (en) 1987-03-25
JPS6278394A (ja) 1987-04-10
SE8504058D0 (sv) 1985-09-02
SE8504058L (sv) 1987-03-03
CA1253138A (en) 1989-04-25
GB2180280B (en) 1988-11-30
GB8620948D0 (en) 1986-10-08

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