FR333875A - Control device for punches - Google Patents

Control device for punches

Info

Publication number
FR333875A
FR333875A FR333875A FR333875DA FR333875A FR 333875 A FR333875 A FR 333875A FR 333875 A FR333875 A FR 333875A FR 333875D A FR333875D A FR 333875DA FR 333875 A FR333875 A FR 333875A
Authority
FR
France
Prior art keywords
punches
control device
control
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
FR333875A
Other languages
French (fr)
Inventor
Sigismond Woyslaw
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.)
SIGISMOND WOYSLAW
Original Assignee
SIGISMOND WOYSLAW
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 SIGISMOND WOYSLAW filed Critical SIGISMOND WOYSLAW
Application granted granted Critical
Publication of FR333875A publication Critical patent/FR333875A/en
Expired legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH DRILLING; MINING
    • E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B3/00—Rotary drilling
    • E21B3/02—Surface drives for rotary drilling

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)
FR333875A 1903-07-17 1903-07-17 Control device for punches Expired FR333875A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR333875T 1903-07-17

Publications (1)

Publication Number Publication Date
FR333875A true FR333875A (en) 1903-12-05

Family

ID=1383440

Family Applications (1)

Application Number Title Priority Date Filing Date
FR333875A Expired FR333875A (en) 1903-07-17 1903-07-17 Control device for punches

Country Status (1)

Country Link
FR (1) FR333875A (en)

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