FR2453269A2 - Raccord coude a angle variable pour forages diriges - Google Patents
Raccord coude a angle variable pour forages dirigesInfo
- Publication number
- FR2453269A2 FR2453269A2 FR7908804A FR7908804A FR2453269A2 FR 2453269 A2 FR2453269 A2 FR 2453269A2 FR 7908804 A FR7908804 A FR 7908804A FR 7908804 A FR7908804 A FR 7908804A FR 2453269 A2 FR2453269 A2 FR 2453269A2
- Authority
- FR
- France
- Prior art keywords
- adjustment
- relative angular
- angular positioning
- members
- variable relative
- 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
Links
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B7/00—Special methods or apparatus for drilling
- E21B7/04—Directional drilling
- E21B7/06—Deflecting the direction of boreholes
- E21B7/067—Deflecting the direction of boreholes with means for locking sections of a pipe or of a guide for a shaft in angular relation, e.g. adjustable bent sub
Abstract
Raccord coudé pour forages dirigés. Ce raccord comprend un premier et un second éléments tubulaires assemblés entre eux, le second de ces éléments pouvant pivoter autour d'un axe formant un angle avec l'axe du premier élément Le raccord comporte des moyens télécommandés pour modifier pas à pas le calage angulaire du second élément tubulaire par rapport au premier desdits éléments. Application au forage de puits dirigés dans le sol.
Priority Applications (14)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7908804A FR2453269A2 (fr) | 1979-04-06 | 1979-04-06 | Raccord coude a angle variable pour forages diriges |
CH646579A CH630700A5 (fr) | 1978-07-24 | 1979-07-11 | Raccord coude a angle variable pour forages diriges. |
SE7906247A SE441291B (sv) | 1978-07-24 | 1979-07-20 | Kneledskoppling vid bergborr |
NLAANVRAGE7905667,A NL189619C (nl) | 1978-07-24 | 1979-07-20 | Elleboogverbinding voor toepassing bij gedevieerd boren. |
BR7904679A BR7904679A (pt) | 1978-07-24 | 1979-07-23 | Ligacao curva com angulo variavel por telecomando |
MX10001279U MX6547E (es) | 1978-07-24 | 1979-07-23 | Junta acodada mejorada de angulo variable para perforados dirigidos |
NO792419A NO155588C (no) | 1978-07-24 | 1979-07-23 | Albukobling for bruk ved retningsboring. |
US06/060,110 US4286676A (en) | 1978-07-24 | 1979-07-24 | Crank connector for directional drilling |
JP9332479A JPS55122989A (en) | 1978-07-24 | 1979-07-24 | Crank connector |
IT24593/79A IT1122291B (it) | 1978-07-24 | 1979-07-24 | Raccordo a gomito con angolo variabile per perforazioni guidate |
DE19792930014 DE2930014A1 (de) | 1978-07-24 | 1979-07-24 | Kruemmer mit variablem winkel fuer richtbohrungen |
GB7925749A GB2026063B (en) | 1978-07-24 | 1979-07-24 | Crank connectors for directional drilling |
CA332,401A CA1128925A (fr) | 1978-07-24 | 1979-07-24 | Raccord coude a angle variable pour forages diriges |
US06/260,613 US4374547A (en) | 1978-07-24 | 1981-05-05 | Crank connector for directional drilling |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7908804A FR2453269A2 (fr) | 1979-04-06 | 1979-04-06 | Raccord coude a angle variable pour forages diriges |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2453269A2 true FR2453269A2 (fr) | 1980-10-31 |
FR2453269B2 FR2453269B2 (fr) | 1983-04-15 |
Family
ID=9224086
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7908804A Granted FR2453269A2 (fr) | 1978-07-24 | 1979-04-06 | Raccord coude a angle variable pour forages diriges |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR2453269A2 (fr) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3140646A1 (de) * | 1980-10-13 | 1982-08-12 | Institut Français du Pétrole, 92502 Rueil-Malmaison, Hauts-de-Seine | Kruemmerverbinder mit variablem winkel fuer gerichtete bohrungen |
FR2509366A1 (fr) * | 1981-07-08 | 1983-01-14 | Flopetrol | Dispositif de commande d'un outil de fermeture de la colonne de production d'un puits |
US4836303A (en) * | 1987-06-30 | 1989-06-06 | Smf International | Device for the remote adjustment of the relative orientation of two sections of a column |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3365007A (en) * | 1965-10-24 | 1968-01-23 | Wilson Supply Co | Directional drilling tool and method |
US3593810A (en) * | 1969-10-13 | 1971-07-20 | Schlumberger Technology Corp | Methods and apparatus for directional drilling |
FR2177920A1 (fr) * | 1972-03-24 | 1973-11-09 | King Russel Michael | |
US3888319A (en) * | 1973-11-26 | 1975-06-10 | Continental Oil Co | Control system for a drilling apparatus |
US4040494A (en) * | 1975-06-09 | 1977-08-09 | Smith International, Inc. | Drill director |
-
1979
- 1979-04-06 FR FR7908804A patent/FR2453269A2/fr active Granted
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3365007A (en) * | 1965-10-24 | 1968-01-23 | Wilson Supply Co | Directional drilling tool and method |
US3593810A (en) * | 1969-10-13 | 1971-07-20 | Schlumberger Technology Corp | Methods and apparatus for directional drilling |
FR2177920A1 (fr) * | 1972-03-24 | 1973-11-09 | King Russel Michael | |
US3888319A (en) * | 1973-11-26 | 1975-06-10 | Continental Oil Co | Control system for a drilling apparatus |
US4040494A (en) * | 1975-06-09 | 1977-08-09 | Smith International, Inc. | Drill director |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3140646A1 (de) * | 1980-10-13 | 1982-08-12 | Institut Français du Pétrole, 92502 Rueil-Malmaison, Hauts-de-Seine | Kruemmerverbinder mit variablem winkel fuer gerichtete bohrungen |
FR2509366A1 (fr) * | 1981-07-08 | 1983-01-14 | Flopetrol | Dispositif de commande d'un outil de fermeture de la colonne de production d'un puits |
US4836303A (en) * | 1987-06-30 | 1989-06-06 | Smf International | Device for the remote adjustment of the relative orientation of two sections of a column |
Also Published As
Publication number | Publication date |
---|---|
FR2453269B2 (fr) | 1983-04-15 |
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