FR2174698A1 - - Google Patents

Info

Publication number
FR2174698A1
FR2174698A1 FR7207949A FR7207949A FR2174698A1 FR 2174698 A1 FR2174698 A1 FR 2174698A1 FR 7207949 A FR7207949 A FR 7207949A FR 7207949 A FR7207949 A FR 7207949A FR 2174698 A1 FR2174698 A1 FR 2174698A1
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.)
Withdrawn
Application number
FR7207949A
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.)
BINAUT JEAN FR
Original Assignee
BINAUT JEAN 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 BINAUT JEAN FR filed Critical BINAUT JEAN FR
Priority to FR7207949A priority Critical patent/FR2174698A1/fr
Publication of FR2174698A1 publication Critical patent/FR2174698A1/fr
Withdrawn legal-status Critical Current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
    • E21B17/00—Drilling rods or pipes; Flexible drill strings; Kellies; Drill collars; Sucker rods; Cables; Casings; Tubings
    • E21B17/02—Couplings; joints
    • E21B17/04—Couplings; joints between rod or the like and bit or between rod and rod or the like
    • E21B17/042—Threaded
    • E21B17/043—Threaded with locking means
    • 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
    • E21B17/00—Drilling rods or pipes; Flexible drill strings; Kellies; Drill collars; Sucker rods; Cables; Casings; Tubings
    • E21B17/22—Rods or pipes with helical structure

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)
FR7207949A 1972-03-07 1972-03-07 Withdrawn FR2174698A1 (nl)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7207949A FR2174698A1 (nl) 1972-03-07 1972-03-07

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7207949A FR2174698A1 (nl) 1972-03-07 1972-03-07

Publications (1)

Publication Number Publication Date
FR2174698A1 true FR2174698A1 (nl) 1973-10-19

Family

ID=9094805

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7207949A Withdrawn FR2174698A1 (nl) 1972-03-07 1972-03-07

Country Status (1)

Country Link
FR (1) FR2174698A1 (nl)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2548195A1 (de) * 1975-10-28 1977-05-05 Inst Cercetare Si Proiectare T Bohrgestaenge-verbindung

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2548195A1 (de) * 1975-10-28 1977-05-05 Inst Cercetare Si Proiectare T Bohrgestaenge-verbindung

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Legal Events

Date Code Title Description
ST Notification of lapse