FR1033364A - Improvements to drilling machines - Google Patents

Improvements to drilling machines

Info

Publication number
FR1033364A
FR1033364A FR1033364DA FR1033364A FR 1033364 A FR1033364 A FR 1033364A FR 1033364D A FR1033364D A FR 1033364DA FR 1033364 A FR1033364 A FR 1033364A
Authority
FR
France
Prior art keywords
drilling machines
drilling
machines
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
French (fr)
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.)
Societe Miniere et Commerciale SOMICO SAS
Original Assignee
Societe Miniere et Commerciale SOMICO SAS
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 Societe Miniere et Commerciale SOMICO SAS filed Critical Societe Miniere et Commerciale SOMICO SAS
Application granted granted Critical
Publication of FR1033364A publication Critical patent/FR1033364A/en
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
    • E21B7/00—Special methods or apparatus for drilling
    • E21B7/003—Drilling with mechanical conveying means
    • E21B7/005—Drilling with mechanical conveying means with helical conveying means

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)
FR1033364D 1951-03-02 1951-03-02 Improvements to drilling machines Expired FR1033364A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1033364T 1951-03-02

Publications (1)

Publication Number Publication Date
FR1033364A true FR1033364A (en) 1953-07-10

Family

ID=9584416

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1033364D Expired FR1033364A (en) 1951-03-02 1951-03-02 Improvements to drilling machines

Country Status (1)

Country Link
FR (1) FR1033364A (en)

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