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FR1410739A - Drill shafts formed by assemblies of elements - Google Patents

Drill shafts formed by assemblies of elements

Info

Publication number
FR1410739A
FR1410739A FR990613A FR990613A FR1410739A FR 1410739 A FR1410739 A FR 1410739A FR 990613 A FR990613 A FR 990613A FR 990613 A FR990613 A FR 990613A FR 1410739 A FR1410739 A FR 1410739A
Authority
FR
France
Prior art keywords
assemblies
elements
shafts formed
drill shafts
drill
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
FR990613A
Other languages
French (fr)
Inventor
Douglas F Winberg
Dean K Mccurdy
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.)
Robbins & Assoc James S
Original Assignee
Robbins & Assoc James S
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 Robbins & Assoc James S filed Critical Robbins & Assoc James S
Priority to FR990613A priority Critical patent/FR1410739A/en
Application granted granted Critical
Publication of FR1410739A publication Critical patent/FR1410739A/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
    • 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
    • E21B17/046—Couplings; joints between rod or the like and bit or between rod and rod or the like with ribs, pins, or jaws, and complementary grooves or the like, e.g. bayonet catches
    • E21B17/0465—Couplings; joints between rod or the like and bit or between rod and rod or the like with ribs, pins, or jaws, and complementary grooves or the like, e.g. bayonet catches characterised by radially inserted locking elements

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)
FR990613A 1964-10-07 1964-10-07 Drill shafts formed by assemblies of elements Expired FR1410739A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR990613A FR1410739A (en) 1964-10-07 1964-10-07 Drill shafts formed by assemblies of elements

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR990613A FR1410739A (en) 1964-10-07 1964-10-07 Drill shafts formed by assemblies of elements

Publications (1)

Publication Number Publication Date
FR1410739A true FR1410739A (en) 1965-09-10

Family

ID=8839840

Family Applications (1)

Application Number Title Priority Date Filing Date
FR990613A Expired FR1410739A (en) 1964-10-07 1964-10-07 Drill shafts formed by assemblies of elements

Country Status (1)

Country Link
FR (1) FR1410739A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2490300A1 (en) * 1980-09-12 1982-03-19 Perm I Burovoi JOINT JOINT
EP0087917A1 (en) * 1982-02-24 1983-09-07 Dualco Manufacturing Ltd. Drilling apparatus
US4565394A (en) * 1982-02-24 1986-01-21 Becker Floyd W Dual-wall drill pipe

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2490300A1 (en) * 1980-09-12 1982-03-19 Perm I Burovoi JOINT JOINT
NL8104187A (en) * 1980-09-12 1982-04-01 Perm Vnii Burovoj Tekhn ARTICULATED COUPLING.
EP0087917A1 (en) * 1982-02-24 1983-09-07 Dualco Manufacturing Ltd. Drilling apparatus
US4565394A (en) * 1982-02-24 1986-01-21 Becker Floyd W Dual-wall drill pipe

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