GB2148353B - Mining picks - Google Patents

Mining picks

Info

Publication number
GB2148353B
GB2148353B GB08422564A GB8422564A GB2148353B GB 2148353 B GB2148353 B GB 2148353B GB 08422564 A GB08422564 A GB 08422564A GB 8422564 A GB8422564 A GB 8422564A GB 2148353 B GB2148353 B GB 2148353B
Authority
GB
United Kingdom
Prior art keywords
mining picks
picks
mining
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
GB08422564A
Other versions
GB2148353A (en
GB8422564D0 (en
Inventor
Frederick George Holden
Roy Cooper
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.)
Boart International Ltd
Original Assignee
Boart International 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 Boart International Ltd filed Critical Boart International Ltd
Publication of GB8422564D0 publication Critical patent/GB8422564D0/en
Publication of GB2148353A publication Critical patent/GB2148353A/en
Application granted granted Critical
Publication of GB2148353B publication Critical patent/GB2148353B/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
    • E21B10/46—Drill bits characterised by wear resisting parts, e.g. diamond inserts
    • E21B10/56—Button-type 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
    • E21C35/1835—Chemical composition or specific material

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)
  • Environmental & Geological Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Earth Drilling (AREA)
  • Drilling And Exploitation, And Mining Machines And Methods (AREA)
  • Manufacture Of Alloys Or Alloy Compounds (AREA)
  • Polishing Bodies And Polishing Tools (AREA)
GB08422564A 1983-09-15 1984-09-06 Mining picks Expired GB2148353B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ZA836855 1983-09-15

Publications (3)

Publication Number Publication Date
GB8422564D0 GB8422564D0 (en) 1984-10-10
GB2148353A GB2148353A (en) 1985-05-30
GB2148353B true GB2148353B (en) 1986-03-05

Family

ID=25576912

Family Applications (1)

Application Number Title Priority Date Filing Date
GB08422564A Expired GB2148353B (en) 1983-09-15 1984-09-06 Mining picks

Country Status (7)

Country Link
AU (1) AU3290184A (en)
BE (1) BE900582A (en)
DE (1) DE3432995A1 (en)
FR (1) FR2553146A1 (en)
GB (1) GB2148353B (en)
IT (1) IT1196248B (en)
SE (1) SE8404494L (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104712336A (en) * 2015-03-26 2015-06-17 河南四方达超硬材料股份有限公司 Composite cutting tooth made of polycrystalline diamond and hard alloy

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ZA846759B (en) * 1983-09-05 1985-02-27
US4694918A (en) * 1985-04-29 1987-09-22 Smith International, Inc. Rock bit with diamond tip inserts
AU577958B2 (en) * 1985-08-22 1988-10-06 De Beers Industrial Diamond Division (Proprietary) Limited Abrasive compact
US4764255A (en) * 1987-03-13 1988-08-16 Sandvik Ab Cemented carbide tool
AT508232B1 (en) * 2009-05-14 2011-05-15 Sandvik Mining & Constr Oy CUTTING TOOL FOR A MINING MACHINE

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE639335A (en) *
GB156521A (en) * 1914-10-09 1922-04-05 Signal Gmbh Transmitting arrangement for submarine sound signals
GB1114156A (en) * 1964-09-01 1968-05-15 Coal Industry Patents Ltd Improvements in or relating to cutter picks
DE2610734A1 (en) * 1976-03-13 1977-09-22 Krupp Gmbh TOOL EQUIPPED WITH CUTTING PINS AND DRIVE PINS FOR REMOVING ROCKS AND MINERALS
DE2719330C3 (en) * 1977-04-30 1984-01-05 Christensen, Inc., 84115 Salt Lake City, Utah Rotary drill bit
CS202186B1 (en) * 1977-11-29 1980-12-31 Jaroslav Vasek Knite incl. the knife holder determined for disconnectig the materials part. rocks
GB2041427B (en) * 1978-11-01 1982-08-18 Nl Industries Inc Insert for tool wear surfaces and method of manufacture
ZA806249B (en) * 1979-11-19 1982-01-27 Gen Electric Compacts for diamond drill and saw applications
DE3114749C2 (en) * 1981-04-11 1983-10-27 Christensen, Inc., 84115 Salt Lake City, Utah Wedge-shaped cutting link for rotary drill bits for deep drilling
NL8203750A (en) * 1981-10-29 1983-05-16 Smith International REMOVAL DEVICE FOR DIAMOND CUTTING DEVICE FOR SCRAP CHISELS.
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

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104712336A (en) * 2015-03-26 2015-06-17 河南四方达超硬材料股份有限公司 Composite cutting tooth made of polycrystalline diamond and hard alloy

Also Published As

Publication number Publication date
IT8422585A0 (en) 1984-09-10
GB2148353A (en) 1985-05-30
IT1196248B (en) 1988-11-16
DE3432995A1 (en) 1985-04-04
BE900582A (en) 1985-01-02
GB8422564D0 (en) 1984-10-10
SE8404494D0 (en) 1984-09-07
FR2553146A1 (en) 1985-04-12
SE8404494L (en) 1985-03-16
AU3290184A (en) 1985-03-21

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee