FR2098174A1 - Drilling pipe string - with increased flexibility - Google Patents

Drilling pipe string - with increased flexibility

Info

Publication number
FR2098174A1
FR2098174A1 FR7124523A FR7124523A FR2098174A1 FR 2098174 A1 FR2098174 A1 FR 2098174A1 FR 7124523 A FR7124523 A FR 7124523A FR 7124523 A FR7124523 A FR 7124523A FR 2098174 A1 FR2098174 A1 FR 2098174A1
Authority
FR
France
Prior art keywords
drilling pipe
pipe string
increased flexibility
dia
rod
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.)
Granted
Application number
FR7124523A
Other languages
English (en)
French (fr)
Other versions
FR2098174B1 (enExample
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.)
ExxonMobil Upstream Research Co
Original Assignee
Exxon Production Research Co
Esso Production Research Co
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 Exxon Production Research Co, Esso Production Research Co filed Critical Exxon Production Research Co
Publication of FR2098174A1 publication Critical patent/FR2098174A1/fr
Application granted granted Critical
Publication of FR2098174B1 publication Critical patent/FR2098174B1/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
    • E21B17/00—Drilling rods or pipes; Flexible drill strings; Kellies; Drill collars; Sucker rods; Cables; Casings; Tubings
    • E21B17/16—Drill collars

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)
FR7124523A 1970-07-06 1971-07-05 Drilling pipe string - with increased flexibility Granted FR2098174A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US5240470A 1970-07-06 1970-07-06

Publications (2)

Publication Number Publication Date
FR2098174A1 true FR2098174A1 (en) 1972-03-10
FR2098174B1 FR2098174B1 (enExample) 1975-02-07

Family

ID=21977400

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7124523A Granted FR2098174A1 (en) 1970-07-06 1971-07-05 Drilling pipe string - with increased flexibility

Country Status (1)

Country Link
FR (1) FR2098174A1 (enExample)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2494763A1 (fr) * 1980-11-26 1982-05-28 Grace Natural Resources Corp Element de train de tiges de masse intermediaire
EP0313413A1 (en) * 1987-10-22 1989-04-26 Weatherford U.S. Inc. Flexible drill string member and method of drilling deviated holes

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2676820A (en) * 1951-09-24 1954-04-27 Reed Roller Bit Co Drill collar
FR1347570A (fr) * 1962-03-10 1963-12-27 Schoeller Bleckmann Stahlwerke Tige lourde pour forages profonds

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2676820A (en) * 1951-09-24 1954-04-27 Reed Roller Bit Co Drill collar
FR1347570A (fr) * 1962-03-10 1963-12-27 Schoeller Bleckmann Stahlwerke Tige lourde pour forages profonds

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2494763A1 (fr) * 1980-11-26 1982-05-28 Grace Natural Resources Corp Element de train de tiges de masse intermediaire
EP0313413A1 (en) * 1987-10-22 1989-04-26 Weatherford U.S. Inc. Flexible drill string member and method of drilling deviated holes

Also Published As

Publication number Publication date
FR2098174B1 (enExample) 1975-02-07

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Legal Events

Date Code Title Description
ST Notification of lapse
CD Change of name or company name