FR2173708B3 - - Google Patents

Info

Publication number
FR2173708B3
FR2173708B3 FR7206764A FR7206764A FR2173708B3 FR 2173708 B3 FR2173708 B3 FR 2173708B3 FR 7206764 A FR7206764 A FR 7206764A FR 7206764 A FR7206764 A FR 7206764A FR 2173708 B3 FR2173708 B3 FR 2173708B3
Authority
FR
France
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
FR7206764A
Other languages
French (fr)
Other versions
FR2173708A1 (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.)
TIRASPOLSKY WLADIMIR FR
Original Assignee
TIRASPOLSKY WLADIMIR FR
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 TIRASPOLSKY WLADIMIR FR filed Critical TIRASPOLSKY WLADIMIR FR
Priority to FR7206764A priority Critical patent/FR2173708A1/fr
Publication of FR2173708A1 publication Critical patent/FR2173708A1/fr
Application granted granted Critical
Publication of FR2173708B3 publication Critical patent/FR2173708B3/fr
Granted 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
    • E21B19/18—Connecting or disconnecting drill bit and drilling pipe

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)
  • Earth Drilling (AREA)
FR7206764A 1972-02-29 1972-02-29 Locking/unlocking system - for borehole drilling tools Granted FR2173708A1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7206764A FR2173708A1 (en) 1972-02-29 1972-02-29 Locking/unlocking system - for borehole drilling tools

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7206764A FR2173708A1 (en) 1972-02-29 1972-02-29 Locking/unlocking system - for borehole drilling tools

Publications (2)

Publication Number Publication Date
FR2173708A1 FR2173708A1 (en) 1973-10-12
FR2173708B3 true FR2173708B3 (enExample) 1975-02-21

Family

ID=9094281

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7206764A Granted FR2173708A1 (en) 1972-02-29 1972-02-29 Locking/unlocking system - for borehole drilling tools

Country Status (1)

Country Link
FR (1) FR2173708A1 (enExample)

Also Published As

Publication number Publication date
FR2173708A1 (en) 1973-10-12

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