FR3237E - Device for drilling at great depths - Google Patents

Device for drilling at great depths

Info

Publication number
FR3237E
FR3237E FR3237DA FR3237E FR 3237 E FR3237 E FR 3237E FR 3237D A FR3237D A FR 3237DA FR 3237 E FR3237 E FR 3237E
Authority
FR
France
Prior art keywords
drilling
great depths
depths
great
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
French (fr)
Inventor
Waclaws Wolski
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
WACLAWS WOLSKI
Original Assignee
WACLAWS WOLSKI
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 by WACLAWS WOLSKI filed Critical WACLAWS WOLSKI
Application granted granted Critical
Publication of FR3237E publication Critical patent/FR3237E/en
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
    • E21B4/16—Plural down-hole drives, e.g. for combined percussion and rotary drilling; Drives for multi-bit drilling units
    • 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)
FR3237D 1900-08-25 1904-05-16 Device for drilling at great depths Expired FR3237E (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR303265T 1900-08-25
FR3237T 1904-05-16

Publications (1)

Publication Number Publication Date
FR3237E true FR3237E (en) 1904-10-04

Family

ID=1346257

Family Applications (1)

Application Number Title Priority Date Filing Date
FR3237D Expired FR3237E (en) 1900-08-25 1904-05-16 Device for drilling at great depths

Country Status (1)

Country Link
FR (1) FR3237E (en)

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