CA2888912A1 - Rock bit tip and rock bit - Google Patents

Rock bit tip and rock bit Download PDF

Info

Publication number
CA2888912A1
CA2888912A1 CA2888912A CA2888912A CA2888912A1 CA 2888912 A1 CA2888912 A1 CA 2888912A1 CA 2888912 A CA2888912 A CA 2888912A CA 2888912 A CA2888912 A CA 2888912A CA 2888912 A1 CA2888912 A1 CA 2888912A1
Authority
CA
Canada
Prior art keywords
tip
mounting portion
recess
set forth
bit
Prior art date
Legal status (The legal status 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 status listed.)
Abandoned
Application number
CA2888912A
Other languages
English (en)
French (fr)
Inventor
Karl-Oskar Finnman
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Sandvik Intellectual Property AB
Original Assignee
Sandvik Intellectual Property 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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=47294777&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=CA2888912(A1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Sandvik Intellectual Property AB filed Critical Sandvik Intellectual Property AB
Publication of CA2888912A1 publication Critical patent/CA2888912A1/en
Abandoned legal-status Critical Current

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
    • E21B10/567—Button-type inserts with preformed cutting elements mounted on a distinct support, e.g. polycrystalline inserts
    • E21B10/573—Button-type inserts with preformed cutting elements mounted on a distinct support, e.g. polycrystalline inserts characterised by support details, e.g. the substrate construction or the interface between the substrate and the cutting element
    • E21B10/5735—Interface between the substrate and the cutting element
    • 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
    • E21B10/08—Roller bits
    • E21B10/16—Roller bits characterised by tooth form or arrangement
    • 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
    • E21B10/42—Rotary drag type drill bits with teeth, blades or like cutting elements, e.g. fork-type bits, fish tail bits
    • E21B10/43—Rotary drag type drill bits with teeth, blades or like cutting elements, e.g. fork-type bits, fish tail bits characterised by the arrangement of teeth or other cutting elements
    • 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
    • E21B10/567—Button-type inserts with preformed cutting elements mounted on a distinct support, e.g. polycrystalline inserts
    • E21B10/573—Button-type inserts with preformed cutting elements mounted on a distinct support, e.g. polycrystalline inserts characterised by support details, e.g. the substrate construction or the interface between the substrate and the cutting element
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21C—MINING OR QUARRYING
    • E21C35/00—Details of, or accessories for, machines for slitting or completely freeing the mineral from the seam, not provided for in groups E21C25/00 - E21C33/00, E21C37/00 or E21C39/00
    • E21C35/18—Mining picks; Holders therefor
    • E21C35/183—Mining picks; Holders therefor with inserts or layers of wear-resisting material
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21C—MINING OR QUARRYING
    • E21C35/00—Details of, or accessories for, machines for slitting or completely freeing the mineral from the seam, not provided for in groups E21C25/00 - E21C33/00, E21C37/00 or E21C39/00
    • E21C35/18—Mining picks; Holders therefor
    • E21C35/183—Mining picks; Holders therefor with inserts or layers of wear-resisting material
    • E21C35/1831—Fixing methods or devices

Landscapes

  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Mechanical Engineering (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Physics & Mathematics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Earth Drilling (AREA)
  • Drilling And Exploitation, And Mining Machines And Methods (AREA)
CA2888912A 2012-12-06 2013-11-26 Rock bit tip and rock bit Abandoned CA2888912A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
EP12195889.6 2012-12-06
EP12195889.6A EP2740884B1 (de) 2012-12-06 2012-12-06 Steinbohrspitze und Steinbohrer
PCT/EP2013/074734 WO2014086620A1 (en) 2012-12-06 2013-11-26 Rock bit tip and rock bit

Publications (1)

Publication Number Publication Date
CA2888912A1 true CA2888912A1 (en) 2014-06-12

Family

ID=47294777

Family Applications (1)

Application Number Title Priority Date Filing Date
CA2888912A Abandoned CA2888912A1 (en) 2012-12-06 2013-11-26 Rock bit tip and rock bit

Country Status (12)

Country Link
US (1) US20150308199A1 (de)
EP (1) EP2740884B1 (de)
CN (1) CN104854299A (de)
AU (1) AU2013354372A1 (de)
BR (1) BR112015013113A2 (de)
CA (1) CA2888912A1 (de)
CL (1) CL2015001560A1 (de)
MX (1) MX2015006959A (de)
PE (1) PE20151099A1 (de)
RU (1) RU2015126798A (de)
WO (1) WO2014086620A1 (de)
ZA (1) ZA201503945B (de)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20190178080A1 (en) * 2014-04-02 2019-06-13 The Sollami Company Diamond insert with heat transfer bore
CA2974075A1 (en) * 2016-08-09 2018-02-09 Varel International Ind., L.P. Durable rock bit for blast hole drilling
CN108687353B (zh) * 2018-06-20 2019-06-18 深圳市海明润超硬材料股份有限公司 一种金刚石复合片及制备方法

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3388757A (en) * 1967-03-23 1968-06-18 Smith Ind International Inc Hardened inserts for drill bits
US4150728A (en) 1976-11-26 1979-04-24 Smith International, Inc. Rock drill bit inserts with hollow bases
US4176725A (en) * 1978-08-17 1979-12-04 Dresser Industries, Inc. Earth boring cutting element enhanced retention system
US4654947A (en) * 1985-12-02 1987-04-07 W. Wesley Perry Drill bit and method of renewing drill bit cutting face
US4940288A (en) * 1988-07-20 1990-07-10 Kennametal Inc. Earth engaging cutter bit
US4893875A (en) * 1988-12-16 1990-01-16 Caterpillar Inc. Ground engaging bit having a hardened tip
US5374111A (en) * 1993-04-26 1994-12-20 Kennametal Inc. Extraction undercut for flanged bits
CA2314114C (en) 1999-07-19 2007-04-10 Smith International, Inc. Improved rock drill bit with neck protection
US20050146199A1 (en) * 2004-01-05 2005-07-07 Wen-Chin Lee Rotatable cutting tool for breaking hard material
SE530135C2 (sv) 2004-09-21 2008-03-11 Sandvik Intellectual Property Bergborrkrona anpassad för slående borrning
US7703559B2 (en) * 2006-05-30 2010-04-27 Smith International, Inc. Rolling cutter
US8500209B2 (en) * 2006-08-11 2013-08-06 Schlumberger Technology Corporation Manually rotatable tool
US8118371B2 (en) * 2006-08-11 2012-02-21 Schlumberger Technology Corporation Resilient pick shank
US7992944B2 (en) * 2006-08-11 2011-08-09 Schlumberger Technology Corporation Manually rotatable tool
US8210618B2 (en) * 2007-08-23 2012-07-03 Sandvik Intellectual Property Ab Reduced volume cutting tip and cutter bit assembly incorporating same
US8701799B2 (en) * 2009-04-29 2014-04-22 Schlumberger Technology Corporation Drill bit cutter pocket restitution
US8727043B2 (en) * 2009-06-12 2014-05-20 Smith International, Inc. Cutter assemblies, downhole tools incorporating such cutter assemblies and methods of making such downhole tools

Also Published As

Publication number Publication date
RU2015126798A (ru) 2017-01-13
ZA201503945B (en) 2017-11-29
PE20151099A1 (es) 2015-08-06
US20150308199A1 (en) 2015-10-29
BR112015013113A2 (pt) 2017-07-11
CN104854299A (zh) 2015-08-19
EP2740884B1 (de) 2015-02-25
MX2015006959A (es) 2015-09-08
WO2014086620A1 (en) 2014-06-12
EP2740884A1 (de) 2014-06-11
CL2015001560A1 (es) 2015-08-28
AU2013354372A1 (en) 2015-05-14

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Legal Events

Date Code Title Description
FZDE Discontinued

Effective date: 20171128