ZA846759B - - Google Patents

Info

Publication number
ZA846759B
ZA846759B ZA846759A ZA846759A ZA846759B ZA 846759 B ZA846759 B ZA 846759B ZA 846759 A ZA846759 A ZA 846759A ZA 846759 A ZA846759 A ZA 846759A ZA 846759 B ZA846759 B ZA 846759B
Authority
ZA
South Africa
Application number
ZA846759A
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 filed Critical
Publication of ZA846759B publication Critical patent/ZA846759B/xx

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
    • 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
    • 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
    • E21C35/1835—Chemical composition or specific 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
    • E21C35/1837—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)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Mechanical Engineering (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Chemical & Material Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • General Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Earth Drilling (AREA)
  • Drilling And Exploitation, And Mining Machines And Methods (AREA)
  • Polishing Bodies And Polishing Tools (AREA)
ZA846759A 1983-09-05 1984-08-29 ZA846759B (sv)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ZA836566 1983-09-05

Publications (1)

Publication Number Publication Date
ZA846759B true ZA846759B (sv) 1985-02-27

Family

ID=25576902

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA846759A ZA846759B (sv) 1983-09-05 1984-08-29

Country Status (5)

Country Link
US (1) US4655508A (sv)
AU (2) AU576811B2 (sv)
DE (2) DE3431888A1 (sv)
GB (2) GB2146058B (sv)
ZA (1) ZA846759B (sv)

Families Citing this family (44)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ZA871298B (sv) * 1986-02-28 1987-08-17
FR2602541B3 (fr) * 1986-08-11 1989-05-26 De Beers Ind Diamond Element de coupe pour haveuse
EP0274711A1 (en) * 1986-12-19 1988-07-20 De Beers Industrial Diamond Division (Proprietary) Limited Cutting tool for a mining machine
US4782903A (en) * 1987-01-28 1988-11-08 Strange William S Replaceable insert stud for drilling bits
SE458532B (sv) * 1987-03-25 1989-04-10 Sandvik Ab Verktyg med haardmetallspets avsett att roterbart monteras i ett vaeghyvelskaer
DE3836074A1 (de) * 1987-10-26 1989-05-03 De Beers Ind Diamond Schneidmeissel
AU615230B2 (en) * 1987-11-03 1991-09-26 De Beers Industrial Diamond Division (Proprietary) Limited Cutting tool for a mining machine
GB2211872B (en) * 1987-11-03 1991-06-19 Reed Tool Co Improvements in or relating to cutter assemblies for rotary drill bits
FR2632353A1 (fr) * 1988-06-02 1989-12-08 Combustible Nucleaire Outil pour machine d'abattage minier comportant une piece abrasive diamantee
DE68919454T2 (de) * 1988-08-15 1995-04-06 De Beers Ind Diamond Werkzeugeinsatz.
US5161627A (en) * 1990-01-11 1992-11-10 Burkett Kenneth H Attack tool insert with polycrystalline diamond layer
US5417475A (en) * 1992-08-19 1995-05-23 Sandvik Ab Tool comprised of a holder body and a hard insert and method of using same
US5429199A (en) * 1992-08-26 1995-07-04 Kennametal Inc. Cutting bit and cutting insert
US5837071A (en) * 1993-11-03 1998-11-17 Sandvik Ab Diamond coated cutting tool insert and method of making same
WO1997044994A1 (en) * 1996-05-24 1997-12-04 Kennametal Inc. Plow blade
US5823632A (en) * 1996-06-13 1998-10-20 Burkett; Kenneth H. Self-sharpening nosepiece with skirt for attack tools
US6344149B1 (en) 1998-11-10 2002-02-05 Kennametal Pc Inc. Polycrystalline diamond member and method of making the same
DE19922208C2 (de) * 1999-05-14 2002-02-21 Betek Bergbau & Hartmetall Rundschaftmeißel
FR2803333B1 (fr) * 2000-01-04 2002-06-14 Michel Curtat Outil a tete en carbure de tungstene pour creuser le sol
AU2007201463B2 (en) * 2003-08-13 2010-09-09 Sandvik Intellectual Property Ab Shaped inserts with increased retention force
US7469972B2 (en) * 2006-06-16 2008-12-30 Hall David R Wear resistant tool
US20130341999A1 (en) * 2006-08-11 2013-12-26 David R. Hall Attack Tool with an Interruption
US7637574B2 (en) 2006-08-11 2009-12-29 Hall David R Pick assembly
US9145742B2 (en) 2006-08-11 2015-09-29 Schlumberger Technology Corporation Pointed working ends on a drill bit
US9051795B2 (en) 2006-08-11 2015-06-09 Schlumberger Technology Corporation Downhole drill bit
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
US20090256413A1 (en) * 2008-04-11 2009-10-15 Majagi Shivanand I Cutting bit useful for impingement of earth strata
CN102822424B (zh) * 2010-03-18 2015-12-02 山东天工岩土工程设备有限公司 用于采掘机的截齿、磨损和安装系统
US8668275B2 (en) * 2011-07-06 2014-03-11 David R. Hall Pick assembly with a contiguous spinal region
WO2014186293A1 (en) 2013-05-16 2014-11-20 Us Synthetic Corporation Shear cutter pick milling system
WO2014186212A1 (en) 2013-05-16 2014-11-20 Us Synthetic Corporation Road-removal system employing polycrystalline diamond compacts
EP2894293A3 (en) * 2014-01-13 2016-07-20 Sandvik Intellectual Property AB Cutting pick tool
US9518379B2 (en) * 2014-02-28 2016-12-13 Caterpillar Inc. Shroud retention system having replaceable lug insert
US10414069B2 (en) * 2014-04-30 2019-09-17 Us Synthetic Corporation Cutting tool assemblies including superhard working surfaces, material-removing machines including cutting tool assemblies, and methods of use
US9909417B2 (en) * 2014-07-24 2018-03-06 Novatek Ip, Llc Angled degradation pick
US10408057B1 (en) 2014-07-29 2019-09-10 Apergy Bmcs Acquisition Corporation Material-removal systems, cutting tools therefor, and related methods
GB201517360D0 (en) * 2015-10-01 2015-11-18 Element Six Gmbh And Element Six Uk Ltd Pick tool
US10648330B1 (en) 2015-09-25 2020-05-12 Us Synthetic Corporation Cutting tool assemblies including superhard working surfaces, cutting tool mounting assemblies, material-removing machines including the same, and methods of use
USD798920S1 (en) 2015-09-25 2017-10-03 Us Synthetic Corporation Cutting tool assembly
USD798350S1 (en) 2015-09-25 2017-09-26 Us Synthetic Corporation Cutting tool assembly
US11732445B2 (en) * 2018-04-13 2023-08-22 Caterpillar Inc. Retention system for attaching tool bits to a blade assembly
US10889966B2 (en) * 2018-04-13 2021-01-12 Caterpillar Inc. Drafted tool bit and blade assembly
US11512456B2 (en) * 2018-04-13 2022-11-29 Caterpillar Inc. Arcuate bit surface and blade assembly
US11414842B2 (en) 2020-07-06 2022-08-16 Caterpillar Inc. Retention system for motor grader bits

Family Cites Families (20)

* 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
US3767371A (en) * 1971-07-01 1973-10-23 Gen Electric Cubic boron nitride/sintered carbide abrasive bodies
US3743489A (en) * 1971-07-01 1973-07-03 Gen Electric Abrasive bodies of finely-divided cubic boron nitride crystals
US3745623A (en) * 1971-12-27 1973-07-17 Gen Electric Diamond tools for machining
US3807804A (en) * 1972-09-12 1974-04-30 Kennametal Inc Impacting tool with tungsten carbide insert tip
US4063909A (en) * 1974-09-18 1977-12-20 Robert Dennis Mitchell Abrasive compact brazed to a backing
US4109737A (en) * 1976-06-24 1978-08-29 General Electric Company Rotary drill bit
US4073354A (en) * 1976-11-26 1978-02-14 Christensen, Inc. Earth-boring drill bits
US4086973A (en) * 1976-12-03 1978-05-02 Dresser Industries, Inc. Asymmetric insert for inner row of an earth boring cutter
DE2719330C3 (de) * 1977-04-30 1984-01-05 Christensen, Inc., 84115 Salt Lake City, Utah Drehbohrmeißel
CS197734B1 (en) * 1977-12-14 1980-05-30 Vladimir Mynar Knife for the mining machines
US4225322A (en) * 1978-01-10 1980-09-30 General Electric Company Composite compact components fabricated with high temperature brazing filler metal and method for making same
DE2846744A1 (de) * 1978-10-27 1980-04-30 Wallram Hartmetall Gmbh Schraempicke
US4325439A (en) * 1979-05-02 1982-04-20 Smith International, Inc. Diamond insert stud for a drag bit
GB2087949B (en) * 1980-11-24 1984-11-14 Padley & Venables Ltd Cutting tools
US4553615A (en) * 1982-02-20 1985-11-19 Nl Industries, Inc. Rotary drilling bits
US4678237A (en) * 1982-08-06 1987-07-07 Huddy Diamond Crown Setting Company (Proprietary) Limited Cutter inserts for picks
US4538690A (en) * 1983-02-22 1985-09-03 Nl Industries, Inc. PDC cutter and bit
SE450259C (sv) * 1983-03-23 1996-07-22 Sandvik Ab Verktyg för brytning eller avverkning av fasta material, såsom asfalt
GB2148353B (en) * 1983-09-15 1986-03-05 Boart Int Ltd Mining picks

Also Published As

Publication number Publication date
US4655508A (en) 1987-04-07
GB8422320D0 (en) 1984-10-10
AU576810B2 (en) 1988-09-08
AU3738085A (en) 1986-07-17
AU3738185A (en) 1986-07-17
DE3431887C2 (sv) 1991-11-28
GB2147037B (en) 1987-02-04
GB8422319D0 (en) 1984-10-10
DE3431887A1 (de) 1985-03-21
GB2147037A (en) 1985-05-01
GB2146058A (en) 1985-04-11
DE3431888A1 (de) 1985-03-21
GB2146058B (en) 1986-05-21
AU576811B2 (en) 1988-09-08

Similar Documents

Publication Publication Date Title
BR8407173A (sv)
DE3474054T (sv)
GR81445B (sv)
GR79504B (sv)
GR82162B (sv)
FR2539796B1 (sv)
GR82105B (sv)
GR73281B (sv)
GR72148B (sv)
GR71554B (sv)
GR71526B (sv)
GR71511B (sv)
GR79992B (sv)
BR6301293U (sv)
BG45346A1 (sv)
BG45096A1 (sv)
ZA846759B (sv)
EP0138212A3 (sv)
BG45443A1 (sv)
BG45379A1 (sv)
BG45371A1 (sv)
BG45370A1 (sv)
BG45369A1 (sv)
BG45363A1 (sv)
BG44651A1 (sv)