FR356551A - Perforatrice - Google Patents

Perforatrice

Info

Publication number
FR356551A
FR356551A FR356551DA FR356551A FR 356551 A FR356551 A FR 356551A FR 356551D A FR356551D A FR 356551DA FR 356551 A FR356551 A FR 356551A
Authority
FR
France
Prior art keywords
punch
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)
Inventor
John George Leyner
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 FR356551A publication Critical patent/FR356551A/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
    • E21B19/081—Screw-and-nut feed mechanisms

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)
FR356551D 1905-07-31 1905-07-31 Perforatrice Expired FR356551A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR356551T 1905-07-31

Publications (1)

Publication Number Publication Date
FR356551A true FR356551A (fr) 1905-12-04

Family

ID=1404504

Family Applications (1)

Application Number Title Priority Date Filing Date
FR356551D Expired FR356551A (fr) 1905-07-31 1905-07-31 Perforatrice

Country Status (1)

Country Link
FR (1) FR356551A (fr)

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