BE369989A - - Google Patents

Info

Publication number
BE369989A
BE369989A BE369989DA BE369989A BE 369989 A BE369989 A BE 369989A BE 369989D A BE369989D A BE 369989DA BE 369989 A BE369989 A BE 369989A
Authority
BE
Belgium
Prior art keywords
substance
perforator
assembled
parts
bit
Prior art date
Application number
Other languages
English (en)
French (fr)
Publication of BE369989A publication Critical patent/BE369989A/fr

Links

Classifications

    • EFIXED CONSTRUCTIONS
    • E21EARTH OR ROCK DRILLING; MINING
    • E21BEARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B17/00Drilling rods or pipes; Flexible drill strings; Kellies; Drill collars; Sucker rods; Cables; Casings; Tubings
    • E21B17/02Couplings; joints
    • E21B17/04Couplings; joints between rod or the like and bit or between rod and rod or the like
    • E21B17/07Telescoping joints for varying drill string lengths; Shock absorbers

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)
BE369989D BE369989A (enrdf_load_html_response)

Publications (1)

Publication Number Publication Date
BE369989A true BE369989A (enrdf_load_html_response)

Family

ID=41534

Family Applications (1)

Application Number Title Priority Date Filing Date
BE369989D BE369989A (enrdf_load_html_response)

Country Status (1)

Country Link
BE (1) BE369989A (enrdf_load_html_response)

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