SE0002477L - Bergborrkrona - Google Patents

Bergborrkrona

Info

Publication number
SE0002477L
SE0002477L SE0002477A SE0002477A SE0002477L SE 0002477 L SE0002477 L SE 0002477L SE 0002477 A SE0002477 A SE 0002477A SE 0002477 A SE0002477 A SE 0002477A SE 0002477 L SE0002477 L SE 0002477L
Authority
SE
Sweden
Prior art keywords
peripheral
drill bit
skirt
pins
cavity
Prior art date
Application number
SE0002477A
Other languages
English (en)
Other versions
SE0002477D0 (sv
SE521935C2 (sv
Inventor
Karl Ingmarsson
Stig-Aake Brolund
Original Assignee
Sandvik Ab
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 Sandvik Ab filed Critical Sandvik Ab
Priority to SE0002477A priority Critical patent/SE521935C2/sv
Publication of SE0002477D0 publication Critical patent/SE0002477D0/sv
Publication of SE0002477L publication Critical patent/SE0002477L/sv
Publication of SE521935C2 publication Critical patent/SE521935C2/sv

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
    • E21B10/36—Percussion drill bits

Landscapes

  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Mining & Mineral Resources (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Earth Drilling (AREA)
SE0002477A 2000-06-30 2000-06-30 Bergborrkrona för slående bergborrning SE521935C2 (sv)

Priority Applications (1)

Application Number Priority Date Filing Date Title
SE0002477A SE521935C2 (sv) 2000-06-30 2000-06-30 Bergborrkrona för slående bergborrning

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE0002477A SE521935C2 (sv) 2000-06-30 2000-06-30 Bergborrkrona för slående bergborrning

Publications (3)

Publication Number Publication Date
SE0002477D0 SE0002477D0 (sv) 2000-06-30
SE0002477L true SE0002477L (sv) 2001-12-31
SE521935C2 SE521935C2 (sv) 2003-12-23

Family

ID=20280324

Family Applications (1)

Application Number Title Priority Date Filing Date
SE0002477A SE521935C2 (sv) 2000-06-30 2000-06-30 Bergborrkrona för slående bergborrning

Country Status (1)

Country Link
SE (1) SE521935C2 (sv)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3760828B1 (en) 2019-07-05 2022-04-20 Sandvik Mining and Construction Tools AB Drill bit

Also Published As

Publication number Publication date
SE0002477D0 (sv) 2000-06-30
SE521935C2 (sv) 2003-12-23

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