FR1064716A - Perforatrice électrique perfectionnée - Google Patents

Perforatrice électrique perfectionnée

Info

Publication number
FR1064716A
FR1064716A FR1064716DA FR1064716A FR 1064716 A FR1064716 A FR 1064716A FR 1064716D A FR1064716D A FR 1064716DA FR 1064716 A FR1064716 A FR 1064716A
Authority
FR
France
Prior art keywords
hole punch
electric hole
advanced electric
advanced
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)
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.)
CONST ELECTRO MECANIQUES DE SA
Original Assignee
CONST ELECTRO MECANIQUES DE SA
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 CONST ELECTRO MECANIQUES DE SA filed Critical CONST ELECTRO MECANIQUES DE SA
Application granted granted Critical
Publication of FR1064716A publication Critical patent/FR1064716A/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)
FR1064716D 1952-04-04 1952-04-04 Perforatrice électrique perfectionnée Expired FR1064716A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1064716T 1952-04-04

Publications (1)

Publication Number Publication Date
FR1064716A true FR1064716A (fr) 1954-05-17

Family

ID=9601890

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1064716D Expired FR1064716A (fr) 1952-04-04 1952-04-04 Perforatrice électrique perfectionnée

Country Status (1)

Country Link
FR (1) FR1064716A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2999550A (en) * 1956-10-31 1961-09-12 Const Electro Mecaniques De Sa Drilling machine

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2999550A (en) * 1956-10-31 1961-09-12 Const Electro Mecaniques De Sa Drilling machine

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