FR2702241B1 - Tige de forage à double corps destinée à être mise en Óoeuvre dans les modes de forage dits "à circulation inverse". - Google Patents

Tige de forage à double corps destinée à être mise en Óoeuvre dans les modes de forage dits "à circulation inverse".

Info

Publication number
FR2702241B1
FR2702241B1 FR9302626A FR9302626A FR2702241B1 FR 2702241 B1 FR2702241 B1 FR 2702241B1 FR 9302626 A FR9302626 A FR 9302626A FR 9302626 A FR9302626 A FR 9302626A FR 2702241 B1 FR2702241 B1 FR 2702241B1
Authority
FR
France
Prior art keywords
inner tube
called
drill pipe
reverse circulation
double body
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 - Fee Related
Application number
FR9302626A
Other languages
English (en)
Other versions
FR2702241A1 (fr
Inventor
Gerard Sabatier
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to FR9302626A priority Critical patent/FR2702241B1/fr
Priority to AU61449/94A priority patent/AU6144994A/en
Priority to PCT/FR1994/000233 priority patent/WO1994020726A1/fr
Publication of FR2702241A1 publication Critical patent/FR2702241A1/fr
Application granted granted Critical
Publication of FR2702241B1 publication Critical patent/FR2702241B1/fr
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • E21B17/18—Pipes provided with plural fluid passages

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)
FR9302626A 1993-03-03 1993-03-03 Tige de forage à double corps destinée à être mise en Óoeuvre dans les modes de forage dits "à circulation inverse". Expired - Fee Related FR2702241B1 (fr)

Priority Applications (3)

Application Number Priority Date Filing Date Title
FR9302626A FR2702241B1 (fr) 1993-03-03 1993-03-03 Tige de forage à double corps destinée à être mise en Óoeuvre dans les modes de forage dits "à circulation inverse".
AU61449/94A AU6144994A (en) 1993-03-03 1994-03-03 Dual body drillpipe for use in so-called counterflush drilling methods
PCT/FR1994/000233 WO1994020726A1 (fr) 1993-03-03 1994-03-03 Tige de forage a double corps destinee a etre mise en oeuvre dans les modes de forage dits a circulation inverse

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9302626A FR2702241B1 (fr) 1993-03-03 1993-03-03 Tige de forage à double corps destinée à être mise en Óoeuvre dans les modes de forage dits "à circulation inverse".

Publications (2)

Publication Number Publication Date
FR2702241A1 FR2702241A1 (fr) 1994-09-09
FR2702241B1 true FR2702241B1 (fr) 1995-06-02

Family

ID=9444730

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9302626A Expired - Fee Related FR2702241B1 (fr) 1993-03-03 1993-03-03 Tige de forage à double corps destinée à être mise en Óoeuvre dans les modes de forage dits "à circulation inverse".

Country Status (3)

Country Link
AU (1) AU6144994A (fr)
FR (1) FR2702241B1 (fr)
WO (1) WO1994020726A1 (fr)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AUPM589694A0 (en) * 1994-05-27 1994-06-23 Braumann, Eric Clifford Drilling apparatus
AU682966B2 (en) * 1994-05-27 1997-10-23 Eric Clifford Braumann Drilling apparatus
AUPP650098A0 (en) * 1998-10-14 1998-11-05 Rear, Ian Graeme Reverse circulation drill rod
JP4014349B2 (ja) * 2000-02-24 2007-11-28 カルソニックカンセイ株式会社 二重管用継手
DE10110399C1 (de) * 2001-03-03 2002-07-25 Tracto Technik Gestänge und dessen Verwendung für eine Bohrvorrichtung mit einem Drehantrieb
BRPI0910757B1 (pt) 2008-04-24 2019-11-05 Nat Oilwell Varco Lp aparelho e método para aumentar a capacidade de torque de uma conexão tubular
WO2012006455A2 (fr) 2010-07-07 2012-01-12 National Oilwell Varco, L.P. Connexion filetée ayant un couple amélioré
US9638362B2 (en) 2014-05-02 2017-05-02 National Oilwell Varco, L.P. Threaded connections with an adjustable secondary shoulder

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB328629A (en) * 1929-01-30 1930-04-30 William Richard Macdonald Improvements in or relating to deep drilling apparatus
US2537605A (en) * 1947-08-07 1951-01-09 Standard Oil Dev Co Drilling bore holes
US2849213A (en) * 1953-11-12 1958-08-26 George E Failing Company Apparatus for circulating drilling fluid in rotary drilling
FR1403800A (fr) * 1964-05-13 1965-06-25 Creusot Forges Ateliers Dispositif d'assemblage de tubes de forage
BE795817A (fr) * 1972-02-25 1973-06-18 Demarok Int Ltd Appareil de forage et adaptateur lui destine
FR2324857A1 (fr) * 1975-09-19 1977-04-15 Foraco Forage Rationnel Const Raccord de couronne de forage et methode de mise en oeuvre en circulation inverse
AT346791B (de) * 1976-12-29 1978-11-27 Aufschlaeger Kg Ferd Rohrverbindung fuer ein doppelrohrbohrgestaenge
US4100981A (en) * 1977-02-04 1978-07-18 Chaffin John D Earth boring apparatus for geological drilling and coring
FR2452583A1 (fr) * 1979-03-30 1980-10-24 Foraco Forage Rationnel Const Dispositif de mise en oeuvre d'un procede de forage a la boue en circulation inverse par creation d'une depression
US5070951A (en) * 1990-08-24 1991-12-10 Wrhen Wilmer C Drill for water wells

Also Published As

Publication number Publication date
FR2702241A1 (fr) 1994-09-09
AU6144994A (en) 1994-09-26
WO1994020726A1 (fr) 1994-09-15

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Legal Events

Date Code Title Description
ST Notification of lapse