BE542178A - - Google Patents

Info

Publication number
BE542178A
BE542178A BE542178DA BE542178A BE 542178 A BE542178 A BE 542178A BE 542178D A BE542178D A BE 542178DA BE 542178 A BE542178 A BE 542178A
Authority
BE
Belgium
Prior art keywords
tool
head
eccentric
stage
probing
Prior art date
Application number
Other languages
English (en)
French (fr)
Publication of BE542178A publication Critical patent/BE542178A/fr

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
    • 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
    • E21B10/40—Percussion drill bits with leading portion
    • 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
    • E21B10/62—Drill bits characterised by parts, e.g. cutting elements, which are detachable or adjustable

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)
  • Sampling And Sample Adjustment (AREA)
BE542178D BE542178A (enEXAMPLES)

Publications (1)

Publication Number Publication Date
BE542178A true BE542178A (enEXAMPLES)

Family

ID=170936

Family Applications (1)

Application Number Title Priority Date Filing Date
BE542178D BE542178A (enEXAMPLES)

Country Status (1)

Country Link
BE (1) BE542178A (enEXAMPLES)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0100437A3 (en) * 1982-07-12 1985-08-14 Kenroc Tools Corporation A single-pass notching and drilling tool and method of drilling a blast hole therewith

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0100437A3 (en) * 1982-07-12 1985-08-14 Kenroc Tools Corporation A single-pass notching and drilling tool and method of drilling a blast hole therewith

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