DE275211C - - Google Patents

Info

Publication number
DE275211C
DE275211C DENDAT275211D DE275211DA DE275211C DE 275211 C DE275211 C DE 275211C DE NDAT275211 D DENDAT275211 D DE NDAT275211D DE 275211D A DE275211D A DE 275211DA DE 275211 C DE275211 C DE 275211C
Authority
DE
Germany
Prior art keywords
auger
slide
jacket
vessel
driver
Prior art date
Legal status (The legal status 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 status listed.)
Active
Application number
DENDAT275211D
Other languages
German (de)
English (en)
Publication of DE275211C publication Critical patent/DE275211C/de
Active legal-status Critical Current

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
    • E21B7/00—Special methods or apparatus for drilling
    • E21B7/003—Drilling with mechanical conveying means

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)
DENDAT275211D Active DE275211C (enrdf_load_html_response)

Publications (1)

Publication Number Publication Date
DE275211C true DE275211C (enrdf_load_html_response)

Family

ID=531513

Family Applications (1)

Application Number Title Priority Date Filing Date
DENDAT275211D Active DE275211C (enrdf_load_html_response)

Country Status (1)

Country Link
DE (1) DE275211C (enrdf_load_html_response)

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