DE282261C - - Google Patents

Info

Publication number
DE282261C
DE282261C DENDAT282261D DE282261DA DE282261C DE 282261 C DE282261 C DE 282261C DE NDAT282261 D DENDAT282261 D DE NDAT282261D DE 282261D A DE282261D A DE 282261DA DE 282261 C DE282261 C DE 282261C
Authority
DE
Germany
Prior art keywords
piston
hammer
stroke
spring
pump
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
DENDAT282261D
Other languages
German (de)
English (en)
Publication of DE282261C publication Critical patent/DE282261C/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
    • E21B21/00—Methods or apparatus for flushing boreholes, e.g. by use of exhaust air from motor
    • E21B21/01—Arrangements for handling drilling fluids or cuttings outside the borehole, e.g. mud boxes

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)
  • Percussive Tools And Related Accessories (AREA)
DENDAT282261D Active DE282261C (enrdf_load_stackoverflow)

Publications (1)

Publication Number Publication Date
DE282261C true DE282261C (enrdf_load_stackoverflow)

Family

ID=537927

Family Applications (1)

Application Number Title Priority Date Filing Date
DENDAT282261D Active DE282261C (enrdf_load_stackoverflow)

Country Status (1)

Country Link
DE (1) DE282261C (enrdf_load_stackoverflow)

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