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CA1003864A - Excavating tool and a bit for use therewith - Google Patents

Excavating tool and a bit for use therewith

Info

Publication number
CA1003864A
CA1003864A CA192,090A CA192090A CA1003864A CA 1003864 A CA1003864 A CA 1003864A CA 192090 A CA192090 A CA 192090A CA 1003864 A CA1003864 A CA 1003864A
Authority
CA
Canada
Prior art keywords
bit
use therewith
excavating tool
excavating
tool
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.)
Expired
Application number
CA192,090A
Other versions
CA192090S (en
Inventor
Robert J. Mckenry
Michael A. College
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.)
Kennametal Inc
Original Assignee
Kennametal Inc
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 Kennametal Inc filed Critical Kennametal Inc
Application granted granted Critical
Publication of CA1003864A publication Critical patent/CA1003864A/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B10/00—Drill bits
    • E21B10/02—Core bits
    • 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
    • E21B10/62—Drill bits characterised by parts, e.g. cutting elements, which are detachable or adjustable
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21C—MINING OR QUARRYING
    • E21C25/00—Cutting machines, i.e. for making slits approximately parallel or perpendicular to the seam
    • E21C25/02—Machines slitting solely by one or more percussive tools moved through the seam
    • E21C25/04—Cutting crowns or other tools
    • 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
    • E21C35/1837—Mining picks; Holders therefor with inserts or layers of wear-resisting material characterised by the shape

Landscapes

  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Geology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • Earth Drilling (AREA)
  • Sampling And Sample Adjustment (AREA)
  • Drilling And Exploitation, And Mining Machines And Methods (AREA)
CA192,090A 1973-02-20 1974-02-08 Excavating tool and a bit for use therewith Expired CA1003864A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US00333869A US3830321A (en) 1973-02-20 1973-02-20 Excavating tool and a bit for use therewith

Publications (1)

Publication Number Publication Date
CA1003864A true CA1003864A (en) 1977-01-18

Family

ID=23304606

Family Applications (1)

Application Number Title Priority Date Filing Date
CA192,090A Expired CA1003864A (en) 1973-02-20 1974-02-08 Excavating tool and a bit for use therewith

Country Status (5)

Country Link
US (1) US3830321A (en)
CA (1) CA1003864A (en)
DE (1) DE2407746C3 (en)
FR (1) FR2218468B1 (en)
GB (1) GB1465185A (en)

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* Cited by examiner, † Cited by third party
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AT341978B (en) * 1976-04-14 1978-03-10 Voest Ag ROUND CHISEL
US5161859A (en) * 1983-03-23 1992-11-10 Santrade Limited Excavating tool cutting insert
SE450259C (en) * 1983-03-23 1996-07-22 Sandvik Ab Tools for breaking or cutting solid materials such as asphalt
US4547020A (en) * 1983-05-09 1985-10-15 Gte Products Corporation Rotatable cutting bit
US4561698A (en) * 1984-06-21 1985-12-31 Beebe Donald E Wear protector for tooth brackets on roadway surface cutting machines
US4865392A (en) * 1985-07-18 1989-09-12 Gte Products Corporation Rotatable cutting bit
US4725099A (en) 1985-07-18 1988-02-16 Gte Products Corporation Rotatable cutting bit
US4751972A (en) * 1986-03-13 1988-06-21 Smith International, Inc. Revolving cutters for rock bits
EP0237359A3 (en) * 1986-03-13 1988-11-23 Smith International, Inc. Rotary drag bits
US4844550A (en) * 1987-07-21 1989-07-04 Beebe Donald E Wear protector for tooth brackets on roadway surface cutting machines
US5067775A (en) * 1988-04-21 1991-11-26 Kennametal Inc. Retainer for rotatable bits
US4917196A (en) * 1989-08-15 1990-04-17 Kennametal Inc. Excavating tooth for an earth auger
US5143163A (en) * 1991-08-29 1992-09-01 Kennametal Inc. Digging tooth
US5261499A (en) * 1992-07-15 1993-11-16 Kennametal Inc. Two-piece rotatable cutting bit
US5497843A (en) * 1995-03-24 1996-03-12 Central Mine Equipment Hollow auger head assembly
US5735360A (en) * 1996-11-12 1998-04-07 Engstrom; Robert W. Mining bit
US5720528A (en) * 1996-12-17 1998-02-24 Kennametal Inc. Rotatable cutting tool-holder assembly
JPH10252372A (en) * 1997-03-11 1998-09-22 Tone Chika Gijutsu Kk Excavation bit and excavation casing using the same
UA73489C2 (en) 1998-12-08 2005-08-15 Genisis Mining Technologies Pr Cutting arrangement and sleeve for it
DE19857451A1 (en) 1998-12-12 2000-06-15 Boart Hwf Gmbh Co Kg Cutting or breaking tool and cutting insert for this
US6574527B1 (en) 2000-10-05 2003-06-03 Kennametal Inc. Method of selecting a cutting system
US7740414B2 (en) 2005-03-01 2010-06-22 Hall David R Milling apparatus for a paved surface
US8109349B2 (en) 2006-10-26 2012-02-07 Schlumberger Technology Corporation Thick pointed superhard material
US8033616B2 (en) * 2006-08-11 2011-10-11 Schlumberger Technology Corporation Braze thickness control
US8123302B2 (en) * 2006-08-11 2012-02-28 Schlumberger Technology Corporation Impact tool
US7469971B2 (en) 2006-08-11 2008-12-30 Hall David R Lubricated pick
US8590644B2 (en) 2006-08-11 2013-11-26 Schlumberger Technology Corporation Downhole drill bit
US20090058174A1 (en) * 2006-08-11 2009-03-05 Hall David R Attack Tool
US7992945B2 (en) * 2006-08-11 2011-08-09 Schlumberger Technology Corporation Hollow pick shank
US7992944B2 (en) * 2006-08-11 2011-08-09 Schlumberger Technology Corporation Manually rotatable tool
US8714285B2 (en) 2006-08-11 2014-05-06 Schlumberger Technology Corporation Method for drilling with a fixed bladed bit
US8500209B2 (en) 2006-08-11 2013-08-06 Schlumberger Technology Corporation Manually rotatable tool
US8449040B2 (en) 2006-08-11 2013-05-28 David R. Hall Shank for an attack tool
US8622155B2 (en) 2006-08-11 2014-01-07 Schlumberger Technology Corporation Pointed diamond working ends on a shear bit
US9051795B2 (en) 2006-08-11 2015-06-09 Schlumberger Technology Corporation Downhole drill bit
US7600823B2 (en) * 2006-08-11 2009-10-13 Hall David R Pick assembly
US7963617B2 (en) 2006-08-11 2011-06-21 Schlumberger Technology Corporation Degradation assembly
US7744164B2 (en) * 2006-08-11 2010-06-29 Schluimberger Technology Corporation Shield of a degradation assembly
US8201892B2 (en) * 2006-08-11 2012-06-19 Hall David R Holder assembly
US7946657B2 (en) * 2006-08-11 2011-05-24 Schlumberger Technology Corporation Retention for an insert
US9145742B2 (en) 2006-08-11 2015-09-29 Schlumberger Technology Corporation Pointed working ends on a drill bit
US8292372B2 (en) 2007-12-21 2012-10-23 Hall David R Retention for holder shank
US7997661B2 (en) * 2006-08-11 2011-08-16 Schlumberger Technology Corporation Tapered bore in a pick
US8485609B2 (en) * 2006-08-11 2013-07-16 Schlumberger Technology Corporation Impact tool
US20130341999A1 (en) * 2006-08-11 2013-12-26 David R. Hall Attack Tool with an Interruption
US8240404B2 (en) * 2006-08-11 2012-08-14 Hall David R Roof bolt bit
US7387345B2 (en) * 2006-08-11 2008-06-17 Hall David R Lubricating drum
US8567532B2 (en) 2006-08-11 2013-10-29 Schlumberger Technology Corporation Cutting element attached to downhole fixed bladed bit at a positive rake angle
US8007051B2 (en) * 2006-08-11 2011-08-30 Schlumberger Technology Corporation Shank assembly
US7648210B2 (en) 2006-08-11 2010-01-19 Hall David R Pick with an interlocked bolster
US7669674B2 (en) 2006-08-11 2010-03-02 Hall David R Degradation assembly
US8453497B2 (en) * 2006-08-11 2013-06-04 Schlumberger Technology Corporation Test fixture that positions a cutting element at a positive rake angle
US8215420B2 (en) 2006-08-11 2012-07-10 Schlumberger Technology Corporation Thermally stable pointed diamond with increased impact resistance
US7637574B2 (en) 2006-08-11 2009-12-29 Hall David R Pick assembly
US8136887B2 (en) * 2006-08-11 2012-03-20 Schlumberger Technology Corporation Non-rotating pick with a pressed in carbide segment
US7871133B2 (en) * 2006-08-11 2011-01-18 Schlumberger Technology Corporation Locking fixture
US7390066B2 (en) 2006-08-11 2008-06-24 Hall David R Method for providing a degradation drum
US8500210B2 (en) 2006-08-11 2013-08-06 Schlumberger Technology Corporation Resilient pick shank
US8414085B2 (en) 2006-08-11 2013-04-09 Schlumberger Technology Corporation Shank assembly with a tensioned element
US9068410B2 (en) 2006-10-26 2015-06-30 Schlumberger Technology Corporation Dense diamond body
US8960337B2 (en) 2006-10-26 2015-02-24 Schlumberger Technology Corporation High impact resistant tool with an apex width between a first and second transitions
US7976239B2 (en) * 2006-12-01 2011-07-12 Hall David R End of a moldboard positioned proximate a milling drum
US8485756B2 (en) 2006-12-01 2013-07-16 David R. Hall Heated liquid nozzles incorporated into a moldboard
US8403595B2 (en) 2006-12-01 2013-03-26 David R. Hall Plurality of liquid jet nozzles and a blower mechanism that are directed into a milling chamber
US8998346B2 (en) * 2007-03-15 2015-04-07 David R. Hall Attack tool with an interruption
US7401863B1 (en) 2007-03-15 2008-07-22 Hall David R Press-fit pick
US9051794B2 (en) * 2007-04-12 2015-06-09 Schlumberger Technology Corporation High impact shearing element
US7594703B2 (en) * 2007-05-14 2009-09-29 Hall David R Pick with a reentrant
US7926883B2 (en) 2007-05-15 2011-04-19 Schlumberger Technology Corporation Spring loaded pick
US8038223B2 (en) * 2007-09-07 2011-10-18 Schlumberger Technology Corporation Pick with carbide cap
US7832808B2 (en) 2007-10-30 2010-11-16 Hall David R Tool holder sleeve
US20110254350A1 (en) 2007-12-21 2011-10-20 Hall David R Resilent Connection between a Pick Shank and Block
BRPI0907252A2 (en) * 2008-01-08 2019-08-27 Esco Corp earth working cylinder tip
US8540037B2 (en) 2008-04-30 2013-09-24 Schlumberger Technology Corporation Layered polycrystalline diamond
US7628233B1 (en) 2008-07-23 2009-12-08 Hall David R Carbide bolster
US9683415B2 (en) 2008-12-22 2017-06-20 Cutting & Wear Resistant Developments Limited Hard-faced surface and a wear piece element
GB2466466B (en) * 2008-12-22 2013-06-19 Cutting & Wear Resistant Dev Wear piece element and method of construction
US8061457B2 (en) 2009-02-17 2011-11-22 Schlumberger Technology Corporation Chamfered pointed enhanced diamond insert
US20100242375A1 (en) * 2009-03-30 2010-09-30 Hall David R Double Sintered Thermally Stable Polycrystalline Diamond Cutting Elements
US8322796B2 (en) * 2009-04-16 2012-12-04 Schlumberger Technology Corporation Seal with contact element for pick shield
US8701799B2 (en) * 2009-04-29 2014-04-22 Schlumberger Technology Corporation Drill bit cutter pocket restitution
US20100326740A1 (en) * 2009-06-26 2010-12-30 Hall David R Bonded Assembly Having Low Residual Stress
US9028009B2 (en) * 2010-01-20 2015-05-12 Element Six Gmbh Pick tool and method for making same
US9662043B1 (en) * 2010-04-01 2017-05-30 Dartmouth-Hitchcock Clinic Gauge for determining nostril deformity and method for using the same
US8262168B2 (en) 2010-09-22 2012-09-11 Hall David R Multiple milling drums secured to the underside of a single milling machine
US8261471B2 (en) 2010-06-30 2012-09-11 Hall David R Continuously adjusting resultant force in an excavating assembly
US8449039B2 (en) 2010-08-16 2013-05-28 David R. Hall Pick assembly with integrated piston
US8728382B2 (en) 2011-03-29 2014-05-20 David R. Hall Forming a polycrystalline ceramic in multiple sintering phases
US8668275B2 (en) 2011-07-06 2014-03-11 David R. Hall Pick assembly with a contiguous spinal region
GB201201120D0 (en) * 2012-01-24 2012-03-07 Element Six Abrasives Sa Pick tool and assembly comprising same
US20150060149A1 (en) * 2013-09-04 2015-03-05 Shear Bits, Ltd. Drill bit having shear and pick-type cutters
US9909417B2 (en) 2014-07-24 2018-03-06 Novatek Ip, Llc Angled degradation pick
US20160084010A1 (en) * 2014-09-23 2016-03-24 Shear Bits, Ltd Gouging cutter structure and drill bit made therewith
EP3048241B1 (en) * 2015-01-23 2018-05-23 Sandvik Intellectual Property AB A rotary claw drill bit
CN105735985A (en) * 2016-01-26 2016-07-06 山东天工岩土工程设备有限公司 Mining high-abrasion-resistant combination toothholder
JP2017193933A (en) * 2016-04-18 2017-10-26 敏司 斉藤 Core drill for improvement and reinforcement work for railroad ground, slope and retaining wall
US11384601B2 (en) 2019-03-01 2022-07-12 Precise Drilling Components Ltd Hole opener for horizontal directional drilling

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1114156A (en) * 1964-09-01 1968-05-15 Coal Industry Patents Ltd Improvements in or relating to cutter picks
US3342532A (en) * 1965-03-15 1967-09-19 Cincinnati Mine Machinery Co Cutting tool comprising holder freely rotatable in socket with bit frictionally attached
US3498677A (en) * 1968-10-30 1970-03-03 Bowdil Co Cutting apparatus
GB1241250A (en) * 1969-02-03 1971-08-04 Kennametal Inc Rotary boring tool
US3650565A (en) * 1970-05-04 1972-03-21 Kennametal Inc Pick type mining bit and support block therefor
US3720273A (en) * 1971-03-03 1973-03-13 Kennametal Inc Mining tool

Also Published As

Publication number Publication date
FR2218468A1 (en) 1974-09-13
US3830321A (en) 1974-08-20
DE2407746A1 (en) 1974-09-19
AU6581374A (en) 1975-08-21
DE2407746C3 (en) 1979-07-05
FR2218468B1 (en) 1977-03-04
GB1465185A (en) 1977-02-23
DE2407746B2 (en) 1975-02-27

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