FR796265A - Appareil hydraulique de forage - Google Patents

Appareil hydraulique de forage

Info

Publication number
FR796265A
FR796265A FR796265DA FR796265A FR 796265 A FR796265 A FR 796265A FR 796265D A FR796265D A FR 796265DA FR 796265 A FR796265 A FR 796265A
Authority
FR
France
Prior art keywords
drilling rig
hydraulic drilling
hydraulic
rig
drilling
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.)
Expired
Application number
Other languages
English (en)
French (fr)
Inventor
Theo Seifer
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed filed Critical
Application granted granted Critical
Publication of FR796265A publication Critical patent/FR796265A/fr
Expired 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
    • E21B4/00—Drives for drilling, used in the borehole
    • E21B4/06—Down-hole impacting means, e.g. hammers
    • E21B4/14—Fluid operated hammers

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)
FR796265D 1935-10-14 1935-10-14 Appareil hydraulique de forage Expired FR796265A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR796265T 1935-10-14

Publications (1)

Publication Number Publication Date
FR796265A true FR796265A (fr) 1936-04-03

Family

ID=9235047

Family Applications (1)

Application Number Title Priority Date Filing Date
FR796265D Expired FR796265A (fr) 1935-10-14 1935-10-14 Appareil hydraulique de forage

Country Status (2)

Country Link
FR (1) FR796265A (pm)
NL (1) NL42749C (pm)

Also Published As

Publication number Publication date
NL42749C (pm)

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