FR1084882A - Marteau perforateur - Google Patents

Marteau perforateur

Info

Publication number
FR1084882A
FR1084882A FR1084882DA FR1084882A FR 1084882 A FR1084882 A FR 1084882A FR 1084882D A FR1084882D A FR 1084882DA FR 1084882 A FR1084882 A FR 1084882A
Authority
FR
France
Prior art keywords
hammer drill
hammer
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
English (en)
French (fr)
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.)
FRIEDRICH HEINRICH FLOTTMANN F
Original Assignee
FRIEDRICH HEINRICH FLOTTMANN F
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 FRIEDRICH HEINRICH FLOTTMANN F filed Critical FRIEDRICH HEINRICH FLOTTMANN F
Application granted granted Critical
Publication of FR1084882A publication Critical patent/FR1084882A/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
    • E21B6/00—Drives for drilling with combined rotary and percussive action
    • E21B6/06—Drives for drilling with combined rotary and percussive action the rotation being intermittent, e.g. obtained by ratchet device

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Geology (AREA)
  • Mining & Mineral Resources (AREA)
  • Physics & Mathematics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
FR1084882D 1952-10-25 1953-10-12 Marteau perforateur Expired FR1084882A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE1084882X 1952-10-25

Publications (1)

Publication Number Publication Date
FR1084882A true FR1084882A (fr) 1955-01-25

Family

ID=7721311

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1084882D Expired FR1084882A (fr) 1952-10-25 1953-10-12 Marteau perforateur

Country Status (2)

Country Link
BE (1) BE523769A (xx)
FR (1) FR1084882A (xx)

Also Published As

Publication number Publication date
BE523769A (xx)

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