ZA857861B - Device for cutting rock and round-shank bit for said device - Google Patents

Device for cutting rock and round-shank bit for said device

Info

Publication number
ZA857861B
ZA857861B ZA857861A ZA857861A ZA857861B ZA 857861 B ZA857861 B ZA 857861B ZA 857861 A ZA857861 A ZA 857861A ZA 857861 A ZA857861 A ZA 857861A ZA 857861 B ZA857861 B ZA 857861B
Authority
ZA
South Africa
Prior art keywords
round
cutting rock
shank bit
shank
bit
Prior art date
Application number
ZA857861A
Inventor
Ernst Brennsteiner
Johann Komaz
Original Assignee
Ver Edelstahlwerke Ag
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 Ver Edelstahlwerke Ag filed Critical Ver Edelstahlwerke Ag
Publication of ZA857861B publication Critical patent/ZA857861B/en

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
    • E21C35/187—Mining picks; Holders therefor with arrangement of fluid-spraying nozzles

Landscapes

  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Mechanical Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • Earth Drilling (AREA)
  • Drilling And Exploitation, And Mining Machines And Methods (AREA)
ZA857861A 1984-11-02 1985-10-14 Device for cutting rock and round-shank bit for said device ZA857861B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AT0347884A AT381366B (en) 1984-11-02 1984-11-02 DEVICE FOR DEGRADING STONE AND ROUNDING CHISEL FOR THIS DEVICE

Publications (1)

Publication Number Publication Date
ZA857861B true ZA857861B (en) 1986-05-28

Family

ID=3551085

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA857861A ZA857861B (en) 1984-11-02 1985-10-14 Device for cutting rock and round-shank bit for said device

Country Status (5)

Country Link
EP (1) EP0180572B1 (en)
AT (1) AT381366B (en)
AU (1) AU578754B2 (en)
DE (1) DE3563368D1 (en)
ZA (1) ZA857861B (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT386651B (en) * 1986-12-10 1988-09-26 Voest Alpine Ag Device for feeding liquid to discharge nozzles at the periphery of a shearing tool
DE3902222C1 (en) * 1989-01-26 1990-06-07 Fa. Michael Komotzki, 4600 Dortmund, De Cutter-pick arrangement
CN111022045A (en) * 2019-12-26 2020-04-17 西安奥奈特固体润滑工程学研究有限公司 Wear-resistant hidden type composite solid lubrication coal mining machine cutting tooth assembly and machining method

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT334854B (en) * 1974-10-24 1977-02-10 Voest Ag CHISEL HOLDER FOR SCRAPING TOOLS
AT358510B (en) * 1978-10-19 1980-09-10 Voest Ag DEVICE FOR COOLING THE CHISELING TOOLS OF A BREAKING MACHINE AND THE LOCAL CHEST
AT370209B (en) * 1981-06-04 1983-03-10 Voest Alpine Ag DEVICE FOR COOLING THE CHISELS OF A BREWING MACHINE
AT374563B (en) * 1982-08-11 1984-05-10 Voest Alpine Ag CHISEL HOLDER AND METHOD FOR THE PRODUCTION THEREOF
GB2138053B (en) * 1983-04-08 1987-09-03 Santrade Ltd Device for supplying fluid to a tool for breaking hard material

Also Published As

Publication number Publication date
EP0180572A1 (en) 1986-05-07
AT381366B (en) 1986-10-10
DE3563368D1 (en) 1988-07-21
AU578754B2 (en) 1988-11-03
EP0180572B1 (en) 1988-06-15
AU4923485A (en) 1986-05-29
ATA347884A (en) 1986-02-15

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