NL6510685A - - Google Patents

Info

Publication number
NL6510685A
NL6510685A NL6510685A NL6510685A NL6510685A NL 6510685 A NL6510685 A NL 6510685A NL 6510685 A NL6510685 A NL 6510685A NL 6510685 A NL6510685 A NL 6510685A NL 6510685 A NL6510685 A NL 6510685A
Authority
NL
Netherlands
Application number
NL6510685A
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
Priority to NL6510685A priority Critical patent/NL6510685A/xx
Publication of NL6510685A publication Critical patent/NL6510685A/xx

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
    • E21B10/08—Roller bits
    • E21B10/22—Roller bits characterised by bearing, lubrication or sealing details
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C17/00—Sliding-contact bearings for exclusively rotary movement
    • F16C17/10—Sliding-contact bearings for exclusively rotary movement for both radial and axial load
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C2352/00—Apparatus for drilling

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Mining & Mineral Resources (AREA)
  • Physics & Mathematics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
NL6510685A 1965-08-16 1965-08-16 NL6510685A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
NL6510685A NL6510685A (ja) 1965-08-16 1965-08-16

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL6510685A NL6510685A (ja) 1965-08-16 1965-08-16

Publications (1)

Publication Number Publication Date
NL6510685A true NL6510685A (ja) 1967-02-17

Family

ID=19793904

Family Applications (1)

Application Number Title Priority Date Filing Date
NL6510685A NL6510685A (ja) 1965-08-16 1965-08-16

Country Status (1)

Country Link
NL (1) NL6510685A (ja)

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