SE8004137L - Sker for avskiljning av sten - Google Patents

Sker for avskiljning av sten

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 ( )
English (en)
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/

Links

Classifications

    • EFIXED CONSTRUCTIONS
    • E21EARTH OR ROCK DRILLING; MINING
    • E21BEARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B10/00Drill bits
    • E21B10/46Drill bits characterised by wear resisting parts, e.g. diamond inserts
    • E21B10/56Button-type inserts
    • EFIXED CONSTRUCTIONS
    • E21EARTH OR ROCK DRILLING; MINING
    • E21CMINING OR QUARRYING
    • E21C35/00Details 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
    • E21C35/18Mining picks; Holders therefor
    • E21C35/183Mining picks; Holders therefor with inserts or layers of wear-resisting material
    • EFIXED CONSTRUCTIONS
    • E21EARTH OR ROCK DRILLING; MINING
    • E21CMINING OR QUARRYING
    • E21C35/00Details 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
    • E21C35/18Mining picks; Holders therefor
    • E21C35/183Mining picks; Holders therefor with inserts or layers of wear-resisting material
    • E21C35/1837Mining 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)
  • Processing Of Stones Or Stones Resemblance Materials (AREA)
  • Knives (AREA)
  • Excavating Of Shafts Or Tunnels (AREA)
SE8004137A 1979-06-04 1980-06-03 Sker for avskiljning av sten SE8004137L (sv)

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 (sv) 1980-12-05

Family

ID=5379307

Family Applications (1)

Application Number Title Priority Date Filing Date
SE8004137A SE8004137L (sv) 1979-06-04 1980-06-03 Sker for avskiljning av sten

Country Status (5)

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

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
DE102018109148A1 (de) * 2018-04-17 2019-10-17 Betek Gmbh & Co. Kg Fräsmeißel
DE102018109147A1 (de) * 2018-04-17 2019-10-17 Betek Gmbh & Co. Kg Fräsmeißel

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 (de) * 1976-04-14 1978-03-10 Voest Ag Rundmeissel

Also Published As

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

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