SE8004137L - HAPPENS FOR SEPARATION OF STONE - Google Patents

HAPPENS FOR SEPARATION OF STONE

Info

Publication number
SE8004137L
SE8004137L SE8004137A SE8004137A SE8004137L SE 8004137 L SE8004137 L SE 8004137L SE 8004137 A SE8004137 A SE 8004137A SE 8004137 A SE8004137 A SE 8004137A SE 8004137 L SE8004137 L SE 8004137L
Authority
SE
Sweden
Prior art keywords
happens
stone
separation
cutter
cutter body
Prior art date
Application number
SE8004137A
Other languages
Unknown language ( )
Swedish (sv)
Inventor
J Vasek
Original Assignee
Vedecko Vyzk Uhelny Ustav
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 Vedecko Vyzk Uhelny Ustav filed Critical Vedecko Vyzk Uhelny Ustav
Publication of SE8004137L publication Critical patent/SE8004137L/en

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
    • 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
    • E21C35/1837—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)
  • Mechanical Engineering (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • Physics & Mathematics (AREA)
  • Knives (AREA)
  • Processing Of Stones Or Stones Resemblance Materials (AREA)
  • Excavating Of Shafts Or Tunnels (AREA)

Abstract

A tool for cutting rocks, ores and minerals, the tool comprising a spherical cutter bit (1) embedded in a cutter body (2). The cutter bit (1) can be rigid with the cutter body (2) or it can be freely movable in relation to the cutter body (2). <IMAGE>
SE8004137A 1979-06-04 1980-06-03 HAPPENS FOR SEPARATION OF STONE SE8004137L (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CS793812A CS209175B1 (en) 1979-06-04 1979-06-04 Cutter for rock disintegration

Publications (1)

Publication Number Publication Date
SE8004137L true SE8004137L (en) 1980-12-05

Family

ID=5379307

Family Applications (1)

Application Number Title Priority Date Filing Date
SE8004137A SE8004137L (en) 1979-06-04 1980-06-03 HAPPENS FOR SEPARATION OF STONE

Country Status (5)

Country Link
AT (1) AT371569B (en)
CS (1) CS209175B1 (en)
DE (1) DE3019422C2 (en)
GB (1) GB2068040B (en)
SE (1) SE8004137L (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4484783A (en) * 1982-07-22 1984-11-27 Fansteel Inc. Retainer and wear sleeve for rotating mining bits
US4967854A (en) * 1989-10-05 1990-11-06 Barnetche Gonzalez Eduardo Double cone cutting head for a drill bit
GB2494102A (en) * 2011-07-28 2013-03-06 Boundary Equipment Co Ltd A surface working tool insert
DE102018109147A1 (en) 2018-04-17 2019-10-17 Betek Gmbh & Co. Kg Tooth
DE102018109148A1 (en) * 2018-04-17 2019-10-17 Betek Gmbh & Co. Kg Tooth

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3618683A (en) * 1968-12-16 1971-11-09 Ingersoll Rand Co Button bit
AT341978B (en) * 1976-04-14 1978-03-10 Voest Ag ROUND CHISEL

Also Published As

Publication number Publication date
GB2068040A (en) 1981-08-05
AT371569B (en) 1983-07-11
ATA276080A (en) 1982-11-15
CS209175B1 (en) 1981-11-30
DE3019422C2 (en) 1986-03-20
DE3019422A1 (en) 1980-12-11
GB2068040B (en) 1983-03-16

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