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FR1059029A - Perforatrice pneumatique de roche - Google Patents

Perforatrice pneumatique de roche

Info

Publication number
FR1059029A
FR1059029A FR1059029DA FR1059029A FR 1059029 A FR1059029 A FR 1059029A FR 1059029D A FR1059029D A FR 1059029DA FR 1059029 A FR1059029 A FR 1059029A
Authority
FR
France
Prior art keywords
pneumatic rock
puncher
rock puncher
pneumatic
rock
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)
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.)
Joy Manufacturing Co
Original Assignee
Joy Manufacturing Co
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 Joy Manufacturing Co filed Critical Joy Manufacturing Co
Application granted granted Critical
Publication of FR1059029A publication Critical patent/FR1059029A/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
    • E21B19/087—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 by means of a swinging arm

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)
FR1059029D 1951-04-09 1952-04-07 Perforatrice pneumatique de roche Expired FR1059029A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA1059029X 1951-04-09

Publications (1)

Publication Number Publication Date
FR1059029A true FR1059029A (fr) 1954-03-22

Family

ID=4173452

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1059029D Expired FR1059029A (fr) 1951-04-09 1952-04-07 Perforatrice pneumatique de roche

Country Status (1)

Country Link
FR (1) FR1059029A (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3119455A (en) * 1961-02-17 1964-01-28 Thor Power Tool Co Multiple stage feed leg assembly
US3191692A (en) * 1961-11-20 1965-06-29 Atlas Copco Ab Back head of pneumatic tools

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3119455A (en) * 1961-02-17 1964-01-28 Thor Power Tool Co Multiple stage feed leg assembly
US3191692A (en) * 1961-11-20 1965-06-29 Atlas Copco Ab Back head of pneumatic tools

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