FR75271E - Tool for soil drilling - Google Patents

Tool for soil drilling

Info

Publication number
FR75271E
FR75271E FR787651A FR787651A FR75271E FR 75271 E FR75271 E FR 75271E FR 787651 A FR787651 A FR 787651A FR 787651 A FR787651 A FR 787651A FR 75271 E FR75271 E FR 75271E
Authority
FR
France
Prior art keywords
tool
soil drilling
drilling
soil
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
FR787651A
Other languages
French (fr)
Inventor
Wladimir Tiraspolsky
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 filed Critical
Priority to FR787651A priority Critical patent/FR75271E/en
Application granted granted Critical
Publication of FR75271E publication Critical patent/FR75271E/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
    • E21B10/00—Drill bits
    • E21B10/02—Core bits
    • E21B10/04—Core bits with core destroying 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)
FR787651A 1959-02-25 1959-02-25 Tool for soil drilling Expired FR75271E (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR787651A FR75271E (en) 1959-02-25 1959-02-25 Tool for soil drilling

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR787651A FR75271E (en) 1959-02-25 1959-02-25 Tool for soil drilling

Publications (1)

Publication Number Publication Date
FR75271E true FR75271E (en) 1961-06-05

Family

ID=8711683

Family Applications (1)

Application Number Title Priority Date Filing Date
FR787651A Expired FR75271E (en) 1959-02-25 1959-02-25 Tool for soil drilling

Country Status (1)

Country Link
FR (1) FR75271E (en)

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