SE7205817L - - Google Patents

Info

Publication number
SE7205817L
SE7205817L SE7205817DA SE7205817L SE 7205817 L SE7205817 L SE 7205817L SE 7205817D A SE7205817D A SE 7205817DA SE 7205817 L SE7205817 L SE 7205817L
Authority
SE
Sweden
Application number
Other languages
Swedish (sv)
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 filed Critical
Publication of SE7205817L publication Critical patent/SE7205817L/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
    • E21B10/26—Drill bits with leading portion, i.e. drill bits with a pilot cutter; Drill bits for enlarging the borehole, e.g. reamers

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)
SE7205817D 1972-05-03 1972-05-03 SE7205817L (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE7205817T 1972-05-03

Publications (1)

Publication Number Publication Date
SE7205817L true SE7205817L (enrdf_load_stackoverflow) 1973-11-05

Family

ID=70734635

Family Applications (1)

Application Number Title Priority Date Filing Date
SE7205817D SE7205817L (enrdf_load_stackoverflow) 1972-05-03 1972-05-03

Country Status (1)

Country Link
SE (1) SE7205817L (enrdf_load_stackoverflow)

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