FR1366635A - Advancement device in particular for rock perforators - Google Patents

Advancement device in particular for rock perforators

Info

Publication number
FR1366635A
FR1366635A FR945801A FR945801A FR1366635A FR 1366635 A FR1366635 A FR 1366635A FR 945801 A FR945801 A FR 945801A FR 945801 A FR945801 A FR 945801A FR 1366635 A FR1366635 A FR 1366635A
Authority
FR
France
Prior art keywords
perforators
rock
advancement device
advancement
rock perforators
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
FR945801A
Other languages
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.)
Bolidens Gruvaktiebolag
Original Assignee
Bolidens Gruvaktiebolag
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 Bolidens Gruvaktiebolag filed Critical Bolidens Gruvaktiebolag
Priority to FR945801A priority Critical patent/FR1366635A/en
Application granted granted Critical
Publication of FR1366635A publication Critical patent/FR1366635A/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
    • 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
    • E21B19/084—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 flexible drawing means, e.g. cables

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)
FR945801A 1963-08-27 1963-08-27 Advancement device in particular for rock perforators Expired FR1366635A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR945801A FR1366635A (en) 1963-08-27 1963-08-27 Advancement device in particular for rock perforators

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR945801A FR1366635A (en) 1963-08-27 1963-08-27 Advancement device in particular for rock perforators

Publications (1)

Publication Number Publication Date
FR1366635A true FR1366635A (en) 1964-07-10

Family

ID=8811258

Family Applications (1)

Application Number Title Priority Date Filing Date
FR945801A Expired FR1366635A (en) 1963-08-27 1963-08-27 Advancement device in particular for rock perforators

Country Status (1)

Country Link
FR (1) FR1366635A (en)

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