FR356796A - Hydraulic impact hammer drill - Google Patents

Hydraulic impact hammer drill

Info

Publication number
FR356796A
FR356796A FR356796DA FR356796A FR 356796 A FR356796 A FR 356796A FR 356796D A FR356796D A FR 356796DA FR 356796 A FR356796 A FR 356796A
Authority
FR
France
Prior art keywords
hammer drill
impact hammer
hydraulic impact
hydraulic
drill
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
Waclaw 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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Application granted granted Critical
Publication of FR356796A publication Critical patent/FR356796A/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
    • E21B4/06—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)
FR356796D 1905-08-10 1905-08-10 Hydraulic impact hammer drill Expired FR356796A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR356796T 1905-08-10

Publications (1)

Publication Number Publication Date
FR356796A true FR356796A (en) 1905-12-08

Family

ID=1404734

Family Applications (1)

Application Number Title Priority Date Filing Date
FR356796D Expired FR356796A (en) 1905-08-10 1905-08-10 Hydraulic impact hammer drill

Country Status (1)

Country Link
FR (1) FR356796A (en)

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