BE487348A - - Google Patents

Info

Publication number
BE487348A
BE487348A BE487348DA BE487348A BE 487348 A BE487348 A BE 487348A BE 487348D A BE487348D A BE 487348DA BE 487348 A BE487348 A BE 487348A
Authority
BE
Belgium
Prior art keywords
shells
uprights
bucket
articulated
elongated body
Prior art date
Application number
Other languages
English (en)
French (fr)
Publication of BE487348A publication Critical patent/BE487348A/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
    • E21B11/00Other drilling tools
    • E21B11/04Boring grabs

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)
BE487348D BE487348A (enrdf_load_html_response)

Publications (1)

Publication Number Publication Date
BE487348A true BE487348A (enrdf_load_html_response)

Family

ID=132814

Family Applications (1)

Application Number Title Priority Date Filing Date
BE487348D BE487348A (enrdf_load_html_response)

Country Status (1)

Country Link
BE (1) BE487348A (enrdf_load_html_response)

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