DE243641C - - Google Patents

Info

Publication number
DE243641C
DE243641C DENDAT243641D DE243641DA DE243641C DE 243641 C DE243641 C DE 243641C DE NDAT243641 D DENDAT243641 D DE NDAT243641D DE 243641D A DE243641D A DE 243641DA DE 243641 C DE243641 C DE 243641C
Authority
DE
Germany
Prior art keywords
feed
spindle
drilling
machine
motor
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
DENDAT243641D
Other languages
German (de)
English (en)
Publication of DE243641C publication Critical patent/DE243641C/de
Active legal-status Critical Current

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
    • E21B19/00Handling rods, casings, tubes or the like outside the borehole, e.g. in the derrick; Apparatus for feeding the rods or cables
    • E21B19/08Apparatus for feeding the rods or cables; Apparatus for increasing or decreasing the pressure on the drilling tool; Apparatus for counterbalancing the weight of the rods
    • E21B19/081Screw-and-nut feed mechanisms

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)
DENDAT243641D Active DE243641C (enrdf_load_stackoverflow)

Publications (1)

Publication Number Publication Date
DE243641C true DE243641C (enrdf_load_stackoverflow)

Family

ID=502747

Family Applications (1)

Application Number Title Priority Date Filing Date
DENDAT243641D Active DE243641C (enrdf_load_stackoverflow)

Country Status (1)

Country Link
DE (1) DE243641C (enrdf_load_stackoverflow)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2434120A (en) * 1944-03-10 1948-01-06 Joy Mfg Co Drilling apparatus
DE917541C (de) * 1951-07-25 1954-09-06 Siemens Ag Drehbohrmaschine, insbesondere Gesteinsdrehbohrmaschine

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2434120A (en) * 1944-03-10 1948-01-06 Joy Mfg Co Drilling apparatus
DE917541C (de) * 1951-07-25 1954-09-06 Siemens Ag Drehbohrmaschine, insbesondere Gesteinsdrehbohrmaschine

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