FR1067635A - Support d'avancement à air comprimé, notamment pour marteaux perforateurs de roches ou marteaux piqueurs - Google Patents

Support d'avancement à air comprimé, notamment pour marteaux perforateurs de roches ou marteaux piqueurs

Info

Publication number
FR1067635A
FR1067635A FR1067635DA FR1067635A FR 1067635 A FR1067635 A FR 1067635A FR 1067635D A FR1067635D A FR 1067635DA FR 1067635 A FR1067635 A FR 1067635A
Authority
FR
France
Prior art keywords
jackhammers
compressed air
rock drills
advancement support
support
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 FR1067635A publication Critical patent/FR1067635A/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
    • E21B19/00—Handling rods, casings, tubes or the like outside the borehole, e.g. in the derrick; Apparatus for feeding the rods or cables
    • E21B19/08—Apparatus for feeding the rods or cables; Apparatus for increasing or decreasing the pressure on the drilling tool; Apparatus for counterbalancing the weight of the rods
    • E21B19/086—Apparatus for feeding the rods or cables; Apparatus for increasing or decreasing the pressure on the drilling tool; Apparatus for counterbalancing the weight of the rods with a fluid-actuated cylinder

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)
FR1067635D 1951-12-13 1952-12-12 Support d'avancement à air comprimé, notamment pour marteaux perforateurs de roches ou marteaux piqueurs Expired FR1067635A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE1067635X 1951-12-13

Publications (1)

Publication Number Publication Date
FR1067635A true FR1067635A (fr) 1954-06-17

Family

ID=7719324

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1067635D Expired FR1067635A (fr) 1951-12-13 1952-12-12 Support d'avancement à air comprimé, notamment pour marteaux perforateurs de roches ou marteaux piqueurs

Country Status (2)

Country Link
BE (1) BE516182A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
FR (1) FR1067635A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Also Published As

Publication number Publication date
BE516182A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

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