FR434946A - Perfectionnements apportés aux perforatrices - Google Patents

Perfectionnements apportés aux perforatrices

Info

Publication number
FR434946A
FR434946A FR434946A FR434946DA FR434946A FR 434946 A FR434946 A FR 434946A FR 434946 A FR434946 A FR 434946A FR 434946D A FR434946D A FR 434946DA FR 434946 A FR434946 A FR 434946A
Authority
FR
France
Prior art keywords
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
FR434946A
Other languages
English (en)
Inventor
Josef Kubat
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 FR434946A publication Critical patent/FR434946A/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
    • E21B15/00—Supports for the drilling machine, e.g. derricks or masts
    • E21B15/006—Means for anchoring the drilling machine to the ground

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)
FR434946A 1911-10-06 1911-10-06 Perfectionnements apportés aux perforatrices Expired FR434946A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR434946T 1911-10-06

Publications (1)

Publication Number Publication Date
FR434946A true FR434946A (fr) 1912-02-16

Family

ID=1476791

Family Applications (1)

Application Number Title Priority Date Filing Date
FR434946A Expired FR434946A (fr) 1911-10-06 1911-10-06 Perfectionnements apportés aux perforatrices

Country Status (1)

Country Link
FR (1) FR434946A (fr)

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