SE0201888L - Bergborrkrona - Google Patents

Bergborrkrona

Info

Publication number
SE0201888L
SE0201888L SE0201888A SE0201888A SE0201888L SE 0201888 L SE0201888 L SE 0201888L SE 0201888 A SE0201888 A SE 0201888A SE 0201888 A SE0201888 A SE 0201888A SE 0201888 L SE0201888 L SE 0201888L
Authority
SE
Sweden
Prior art keywords
front face
area
relief
main body
drill bit
Prior art date
Application number
SE0201888A
Other languages
English (en)
Other versions
SE524742C2 (sv
SE0201888D0 (sv
Inventor
Mauro F Dobran
Kerry C Willett
Dino L Ryan
Original Assignee
Cubex 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 Cubex Ltd filed Critical Cubex Ltd
Priority to SE0201888A priority Critical patent/SE524742C2/sv
Publication of SE0201888D0 publication Critical patent/SE0201888D0/sv
Publication of SE0201888L publication Critical patent/SE0201888L/sv
Publication of SE524742C2 publication Critical patent/SE524742C2/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
    • E21B10/38—Percussion drill bits characterised by conduits or nozzles for drilling fluids

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)
SE0201888A 2002-06-20 2002-06-20 Bergborrkrona SE524742C2 (sv)

Priority Applications (1)

Application Number Priority Date Filing Date Title
SE0201888A SE524742C2 (sv) 2002-06-20 2002-06-20 Bergborrkrona

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE0201888A SE524742C2 (sv) 2002-06-20 2002-06-20 Bergborrkrona

Publications (3)

Publication Number Publication Date
SE0201888D0 SE0201888D0 (sv) 2002-06-20
SE0201888L true SE0201888L (sv) 2003-12-21
SE524742C2 SE524742C2 (sv) 2004-09-21

Family

ID=20288248

Family Applications (1)

Application Number Title Priority Date Filing Date
SE0201888A SE524742C2 (sv) 2002-06-20 2002-06-20 Bergborrkrona

Country Status (1)

Country Link
SE (1) SE524742C2 (sv)

Also Published As

Publication number Publication date
SE524742C2 (sv) 2004-09-21
SE0201888D0 (sv) 2002-06-20

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Legal Events

Date Code Title Description
NUG Patent has lapsed