TERMIUM Plus®

The Government of Canada’s terminology and linguistic data bank.

CASING STRING [40 records]

Record 1 2015-04-23

English

Subject field(s)
  • Equipment (Oil and Natural Gas Extraction)
  • Boring and Drilling (Mines)
  • Geological Research and Exploration
DEF

An assembly, consisting of kelly, drill pipes, tools, collars and drilling bit joined together to form a string, which is suspended from a swivel in the derrick, and rotated by the rotary table. It is made up piece by piece, stands of pipe being added as the bit penetrates the formation.

CONT

The bit is fastened to the string, a long stretch of steel pipe sections that have been screwed together. The string hangs inside a casing called the conductor pipe.

OBS

Strictly, the drill string as described [in the source Whitehead, H., An A-Z Offshore Oil & Gas: an Illustrated International Glossary and Reference Guide to the Offshore Oil & Gas Industries and their Technology (WHIOF, 1983)] is the drill stem, and the drill string consists only of pipes and joints, but the term drill stem is seldom used other than with reference to a drill stem test.

French

Domaine(s)
  • Outillage (Extraction du pétrole et du gaz)
  • Sondage et forage miniers
  • Recherches et prospections géologiques
DEF

[...] ensemble des tubes qui, depuis le trépan jusqu'au kelly, assurent la circulation de la boue et font tourner le trépan.

CONT

Le train de tiges est constitué par de nombreux éléments de longueur variable (1,5 m, 3 m, 6 m par exemple), vissés les uns à la suite des autres. Les filetages peuvent être mâle et femelle [...], ou femelles, ou mâles suivant les cas.

CONT

La colonne de tubes est scellée dans le puits, par cimentage. [Télémécanique, n° 88, page 14.]

Spanish

Campo(s) temático(s)
  • Equipo para extracción de petróleo y gas natural
  • Sondeo y perforación (Minas)
  • Investigaciones y prospecciones geológicas
Save record 1

Record 2 2015-04-13

English

Subject field(s)
  • Equipment (Oil and Natural Gas Extraction)
  • Oil Drilling
DEF

A small-diameter (2-4 in), removable pipe, set and sealed in a well inside a large-diameter casing placed in a producing horizon, through which oil and gas are produced (brought to the surface from the reservoir).

CONT

When oil is found, the drilling stops. The bit and string are pulled out of the hole, and a pipe called a production casing is put into the hole and cemented in place. Another pipe, called tubing, is put inside the casing. The oil will be pumped through the tubing, which is connected to valves on a Christmas tree.

OBS

Production tubing is steel pipe smaller in diameter than the production casing. It is lowered into the casing and held in place by packers which also isolate the producing layers of rocks.

French

Domaine(s)
  • Outillage (Extraction du pétrole et du gaz)
  • Forage des puits de pétrole
DEF

[...] tube métallique de plus petit diamètre qui est descendu dans le puits et sert à l'extraction des produits pétroliers.

CONT

Dans la plupart des cas, les sondages pétroliers comportent [...] une colonne de surface [...]; une colonne technique [...] [et] une colonne de production, si le puits est «positif», qui permet d'isoler la zone pétrolifère et à l'intérieur de laquelle sera descendu un tube d'écoulement du pétrole (tubing).

CONT

En surface, le casing [de production] et le tubing sont reliés aux tuyauteries qui doivent évacuer le pétrole produit par le sondage; on utilise à cette fin une tête de puits ou «arbre de Noël».

CONT

Le tubing situé à l'intérieur du tubage de production est un conduit de petit diamètre, emprunté par le fluide produit pour son ascension depuis le fond jusqu'à la surface. On peut traduire ce terme par [...] conduit de production, ce qui évite toute confusion.

OBS

Les termes «colonne de production» et «tube de production» sont officiellement recommandés par l'Administration française.

Spanish

Campo(s) temático(s)
  • Equipo para extracción de petróleo y gas natural
  • Perforación de pozos petrolíferos
Save record 2

Record 3 2015-04-08

English

Subject field(s)
  • Boring and Drilling (Mines)
  • Geological Research and Exploration
  • Oil Drilling
  • Equipment (Oil and Natural Gas Extraction)
DEF

A circular, steel device that holds slips serving to support a suspended string of drill pipe, casing, or tubing.

CONT

... a poor-boy junk basket is a homemade or other inexpensive device for collecting small, nondrillable material in the wellbore.

OBS

A spider may be split or solid.

French

Domaine(s)
  • Sondage et forage miniers
  • Recherches et prospections géologiques
  • Forage des puits de pétrole
  • Outillage (Extraction du pétrole et du gaz)
DEF

Outil de repêchage employé pour récupérer des pièces de petite et moyenne dimensions.

CONT

Un outil de perforation brisé en cours de travail ou un objet métallique tombé par mégarde doivent être retirés du forage avant la reprise de la perforation. On utilise pour cela un tube dont l'extrémité inférieure, comporte de longues dents et qu'on appelle araignée [...] Descendue avec précaution, elle est mise lentement en rotation à 1 m au-dessus du fond et appuyée progressivement sur celui-ci, jusqu'à ce que ses dents soient bien fermées. Il ne reste plus qu'à la remonter et à recommencer si elle n'a pas saisi l'objet.

Spanish

Save record 3

Record 4 2015-03-24

English

Subject field(s)
  • Oil Drilling
  • Equipment (Oil and Natural Gas Extraction)
  • Petroleum Technology - Equipment
DEF

The first string of casing to be set in a well.

DEF

A short string of casing installed inside the conductor pipe in a well, and forming the base for attachment of well-head equipment. It is cemented in place just like any other casing, and derives its name from the fact that the top protrudes above the surface of the borehole.

French

Domaine(s)
  • Forage des puits de pétrole
  • Outillage (Extraction du pétrole et du gaz)
  • Appareillage (Technologie pétrolière)
CONT

Dans la plupart des cas, les sondages pétroliers comportent deux ou trois phases de forage qui permettent de mettre en place : une colonne de surface destinée à retenir les terrains de surface peu consolidés; d'une longueur comprise entre 100 et 1000 m, cette colonne sert en outre de support à la tête de puits; une colonne technique [...] [et] une colonne de production [...]

Spanish

Save record 4

Record 5 2014-05-30

English

Subject field(s)
  • Equipment (Oil and Natural Gas Extraction)
DEF

A short section of casing, usually the bottom joint of the string, bounded by the casing shoe and the float collar which is used to contain the tail end cement slurry.

French

Domaine(s)
  • Outillage (Extraction du pétrole et du gaz)
DEF

Petite section du tubage, généralement le joint inférieur de la colonne, située entre le sabot de tubage et l'anneau de cimentation, et qui sert à contenir le coulis de ciment utilisé à la fin du processus.

Spanish

Save record 5

Record 6 2012-05-16

English

Subject field(s)
  • Equipment (Oil and Natural Gas Extraction)
  • Mining Equipment and Tools
CONT

The subassembly of a wellhead that supports the casing string when it is run into the wellbore. The casing hanger provides a means of ensuring that the string is correctly located and generally incorporates a sealing device or system to isolate the casing annulus from upper wellhead components.

French

Domaine(s)
  • Outillage (Extraction du pétrole et du gaz)
  • Outillage et équipement (Exploitation minière)

Spanish

Save record 6

Record 7 2012-01-30

English

Subject field(s)
  • Mining Equipment and Tools
  • Equipment (Oil and Natural Gas Extraction)
DEF

A collar fitted on a churn drill string to enable it to be used as a hammer to drive casing pipe.

French

Domaine(s)
  • Outillage et équipement (Exploitation minière)
  • Outillage (Extraction du pétrole et du gaz)
DEF

Outil servant à renforcer et protéger les masses-tiges dans leur rôle de tiges motrices.

OBS

Pluriel : des serre-joints.

OBS

serre-joints (pl.) : Cette graphie, puisée des Rectifications de l'orthographe recommandées par le Conseil supérieur de la langue française, est attestée dans le Petit Robert (2006).

Spanish

Save record 7

Record 8 2011-07-20

English

Subject field(s)
  • Equipment (Oil and Natural Gas Extraction)
  • Oil Drilling
DEF

A short, heavy, hollow, cylindrical steel section, beveled on the bottom edge, that is placed on the end of the casing string to serve as a reinforcing shoe and to aid in cutting off minor projections from the bore hole wall as the casing is being lowered.

French

Domaine(s)
  • Outillage (Extraction du pétrole et du gaz)
  • Forage des puits de pétrole
DEF

Pièce annulaire en acier, plus épaisse que les tubes composant le tubage, qui, fixée sur le prolongement inférieur du tubage, le protège et facilite sa descente dans le puits.

Spanish

Save record 8

Record 9 2008-02-18

English

Subject field(s)
  • Closing Devices and Nozzles (Mechanical Components)
  • Aeronautical Engineering and Maintenance
DEF

A circular rubber seal with a depressed center surrounded by a raised sealing lip.

CONT

The advantage of the flapper disc seal over the cup-type seal is that the flapper-type seal won’t invert. Occasionally, the cup-style seal will invert and lodge the casing plunger in the production string, necessitating a wireline trip.

OBS

Seals in one direction only allowing fluid to bypass it in the opposite direction.

Key term(s)
  • cup type seal

French

Domaine(s)
  • Obturateurs et buses (Composants mécaniques)
  • Aérotechnique et maintenance
DEF

Joint en caoutchouc, à centre creux et à lèvre circulaire élevée pour une meilleure étanchéité.

OBS

joint-calotte : terme uniformisé par le Comité d'uniformisation de la terminologie aéronautique (CUTA) - Maintenance.

PHR

Joint calotte de pompe, joint calotte en U.

Key term(s)
  • joint calotte

Spanish

Save record 9

Record 10 2005-08-17

English

Subject field(s)
  • Oil Drilling
  • Equipment (Oil and Natural Gas Extraction)
DEF

A string of large diameter casing, typically 20 inches OD(508 mm), but sometimes larger, extending from the cellar deck in a jack-up drilling rig down into the borehole for about 60 metres.

CONT

The bit is fastened to the string... The string hangs inside a casing called a conductor pipe.

CONT

Drilling is started by attaching a short drill collar and a large bit to the kelly and drilling a hole to about 50 ft. A length of large size casing is run into this and cemented to the formation. This is called the conductor.

French

Domaine(s)
  • Forage des puits de pétrole
  • Outillage (Extraction du pétrole et du gaz)
DEF

Colonne de grand diamètre, enfoncée dans le sol sous-marin à la sortie du puits et émergeante, qui supporte la tête de puits située en surface.

CONT

Le tube conducteur qui, comme un entonnoir, guidera le trépan, s'insère dans le trou central [de la plaque de base].

PHR

Mise en place du tube conducteur.

Spanish

Campo(s) temático(s)
  • Perforación de pozos petrolíferos
  • Equipo para extracción de petróleo y gas natural
Save record 10

Record 11 2005-08-17

English

Subject field(s)
  • Oil Drilling
  • Equipment (Oil and Natural Gas Extraction)
DEF

Any string of casing whose top is located below the surface.

CONT

A liner may serve as the oil string, extending from the producing interval to the next string of casing. A blank liner has no perforations. A perforated liner is perforated or slotted before being placed in the hole. A screen liner is perforated and then arranged with a wire wrapping which acts as a sieve to prevent the entry of sand particles.

OBS

The liner is used to isolate or case off a section of hole below casing that has already been installed. It extends only a short distance into the bottom of the casing string above and does not extend all the way to the surface.

French

Domaine(s)
  • Forage des puits de pétrole
  • Outillage (Extraction du pétrole et du gaz)
DEF

Tout tubage dont la partie supérieure est située au-dessous du sol.

OBS

[Une colonne perdue] peut servir de colonne de production si elle relie une couche productive au tubage suivant.

Spanish

Save record 11

Record 12 2005-01-31

English

Subject field(s)
  • Equipment (Oil and Natural Gas Extraction)
DEF

A heavy, steel, flanged fitting that connects to the first string of casing(that string nearest the surface) and provides a housing for the slips and packing assemblies by which intermediate strings of casing are suspended and the annulus sealed off.

OBS

bradenhead: ... now obsolete, casinghead being the preferred expression.

French

Domaine(s)
  • Outillage (Extraction du pétrole et du gaz)
DEF

Assemblage métallique de surface comprenant une ou plusieurs vannes et qui permet d'isoler le puits du milieu ambiant.

Spanish

Save record 12

Record 13 2005-01-10

English

Subject field(s)
  • Equipment (Oil and Natural Gas Extraction)
  • Oil Drilling
DEF

The principal component of a rotary, or rotary machine: used to turn the drill stem and support the drilling assembly.

CONT

The rotary table is situated in the center of the derrick floor immediately over the well bore and directly under the center of the derrick or mast. Its function is to support the weight of any pipe or casing run into the hole and to provide rotary motion to the drillpipe string via the kelly...

OBS

RT: ... abbreviation ... used in drilling reports.

French

Domaine(s)
  • Outillage (Extraction du pétrole et du gaz)
  • Forage des puits de pétrole
CONT

[...] cette tige carrée est engagée dans une table de rotation située au niveau du plancher de la tour de sondage.

OBS

Le niveau supérieur de la table est en principe le niveau de référence pour la mesure des profondeurs.

Spanish

Campo(s) temático(s)
  • Equipo para extracción de petróleo y gas natural
  • Perforación de pozos petrolíferos
DEF

Plataforma de las sondas petrolíferas que imprime movimiento giratorio a la barrena.

Save record 13

Record 14 2004-09-29

English

Subject field(s)
  • Oil Drilling
DEF

An interval in the cased hole where the top of a liner overlaps the bottom of a string of casing.

French

Domaine(s)
  • Forage des puits de pétrole

Spanish

Save record 14

Record 15 2004-09-07

English

Subject field(s)
  • Equipment (Oil and Natural Gas Extraction)
  • Oil Drilling
DEF

The total footage of casing run in a well.

CONT

Casing is manufactured in lengths of about 30 ft, each length or joint being joined to another as casing is run in a well. The entire length of all the joints of casing is called the casing string.

CONT

The upper drill pipe is constantly moving vertically through the marine riser, the blowout preventers, the wellhead, and the casing strings.

CONT

If casing is needed lower down than the bottom of the previous casing, a new string of lining pipe must be extended into the well from the surface. Each additional casing string reduces the internal diameter of the well.

French

Domaine(s)
  • Outillage (Extraction du pétrole et du gaz)
  • Forage des puits de pétrole

Spanish

Campo(s) temático(s)
  • Equipo para extracción de petróleo y gas natural
  • Perforación de pozos petrolíferos
Save record 15

Record 16 2004-09-07

English

Subject field(s)
  • Equipment (Oil and Natural Gas Extraction)
  • Oil Drilling
DEF

The string of casing set in a well after the surface casing. Its purpose is to keep the hole from caving and, sometimes, to afford a strong string of pipe to which blowout preventers can be attached.

Key term(s)
  • intermediate-casing string

French

Domaine(s)
  • Outillage (Extraction du pétrole et du gaz)
  • Forage des puits de pétrole
DEF

Tubage installé dans un puits après l'installation et à l'intérieur du tubage de surface et dans lequel les opérations de forage ultérieures peuvent être effectuées à l'intérieur du puits.

CONT

Dans la plupart des cas, les sondages pétroliers comportent deux ou trois phases de forage qui permettent de mettre en place: une colonne de surface [...]; une colonne technique nécessaire en cas de présence de couches ou fluides susceptibles d'empêcher la poursuite du forage (par exemple les terrains éboulants, des zones contenant des fluides à forte pression); une colonne de production [...]

Spanish

Save record 16

Record 17 2004-09-07

English

Subject field(s)
  • Oil Drilling
  • Equipment (Oil and Natural Gas Extraction)
DEF

The final string of casing set in a well after the productive capacity of the formation has been assured.

CONT

The oil string... contains the flow string of production tubing which conveys the fluid from the producing formation to the surface. Generally it is made from 7"(177. 8 mm) OD casing, but sometimes a liner pipe is used at the bottom of a well to extend the string to the producing zone.

CONT

When oil is found, the drilling stops. The bit and string are pulled out of the hole, and a pipe called a production casing is put into the hole and cemented in place. Another pipe, called tubing, is put inside the casing. The oil will be pumped through the tubing, which is connected to valves on a Christmas tree.

French

Domaine(s)
  • Forage des puits de pétrole
  • Outillage (Extraction du pétrole et du gaz)
DEF

La plus petite colonne de tubages (colonne centrale) mise en place dans un trou de sonde pour des travaux de production ou d'injection.

CONT

Dans la plupart des cas, les sondages pétroliers comportent deux ou trois phases de forage qui permettent de mettre en place : une colonne de surface [...]; une colonne technique [...] [et] une colonne de production, si le puits est «positif», qui permet d'isoler la zone pétrolifère et à l'intérieur de laquelle sera descendu un tube d'écoulement du pétrole (tubing).

CONT

L'effluent (pétrole, gaz, eau éventuellement) chemine depuis le fond du puits jusqu'à la surface par un conduit appelé tubing qui est disposé à l'intérieur du tubage de production.

Spanish

Save record 17

Record 18 2004-09-07

English

Subject field(s)
  • Equipment (Oil and Natural Gas Extraction)
  • Oil Drilling
DEF

A string of casing set to protect a section of the hole and to permit drilling to continue to a greater depth...

French

Domaine(s)
  • Outillage (Extraction du pétrole et du gaz)
  • Forage des puits de pétrole
DEF

[Tubage] servant à protéger la partie supérieure du puits afin de poursuivre le forage en profondeur.

Spanish

Save record 18

Record 19 2004-07-26

English

Subject field(s)
  • Oil Drilling
  • Boring and Drilling (Mines)
DEF

The operation of attempting to recover a piece of drilling or other equipment broken off or lost from the drilling tools and left in the hole.

CONT

Many types of fishing jobs can occur ranging from a single cutter lost from a bit head to a portion of a string of casing parted after being struck.

CONT

This wear resulted from working through the casing for 33 days, which required 220 hours of rotating in the casing and 212 hours of tripping. This long exposure of the surface casing resulted from a fishing job ...

CONT

In a well being drilled, the most common fishing operation is that required by the loss of a bit, one or more drill collars, or a part of the string of drill pipe. In reconditioning a well, it is often necessary to fish for packers, liners, screen pipe, etc.

CONT

Some of the reasons a hole may be lost are a blowout or an unsuccessful fishing job.

French

Domaine(s)
  • Forage des puits de pétrole
  • Sondage et forage miniers
DEF

Opération destinée à retirer d'un sondage les parties d'outil ou objets étrangers qui gênent la continuation du forage.

CONT

En cours de forage, il est fréquent d'assister à des coincements et à des ruptures du train de tiges [...] Le repêchage de tout objet resté dans le trou de sonde prend le nom d'instrumentation, opération très délicate.

OBS

Lorsque l'instrumentation s'avère trop longue et trop onéreuse, il faut se résigner à boucher le trou avec du ciment et à reprendre le forage en déviation au-dessus du poisson.

Spanish

Save record 19

Record 20 2004-07-07

English

Subject field(s)
  • Equipment (Oil and Natural Gas Extraction)
DEF

A casing that is hung from a string of casing previously installed in a well and does not extend to the well-head.

CONT

Where casing liners are used in lieu of full casing strings, the casing liner and the casing to which it is attached shall together meet the relevant design criteria ...

French

Domaine(s)
  • Outillage (Extraction du pétrole et du gaz)
DEF

Tubage qui est suspendu à un train de tubages antérieurement installé dans un puits et qui n'atteint pas la tête du puits.

CONT

Lorsque les tubages partiels sont utilisés plutôt que les colonnes complètes, le tubage partiel et le tubage auquel il est accroché répondent tous les deux aux critères de calcul applicables [...]

Spanish

Save record 20

Record 21 2003-07-08

English

Subject field(s)
  • Oil Drilling
  • Geological Research and Exploration
DEF

Conical-shaped cloth device used in cementing a drill column through perforations and preventing the cement from falling any lower.

CONT

... a cement basket is a funnel shaped rubber bucket which is provided with spring type fingers to hold the upper rim against the well wall. A basket is run on a string of casing... when it is desirable, for reasons such as protecting a formation from contamination, to cement the casing only above the point at which the basket is set.

French

Domaine(s)
  • Forage des puits de pétrole
  • Recherches et prospections géologiques
DEF

Écran conique en toile employé dans la cimentation d'une colonne de forage à travers les perforations, et empêchant le ciment de descendre au-dessous de son point de sortie.

Spanish

Campo(s) temático(s)
  • Perforación de pozos petrolíferos
  • Investigaciones y prospecciones geológicas
Save record 21

Record 22 2001-06-19

English

Subject field(s)
  • Equipment (Oil and Natural Gas Extraction)
  • Oil Drilling
DEF

A special coupling device, inserted one or two joints above the bottom of the casing string, that contains a check valve to permit fluid to pass downward but not upward through the casing.

CONT

The float collar prevents drilling mud from entering the casing while it is being lowered, allowing the casing to float during its descent and also decreasing the load on the derrick. The float collar also prevents a backflow of cement during the cementing operation.

French

Domaine(s)
  • Outillage (Extraction du pétrole et du gaz)
  • Forage des puits de pétrole

Spanish

Save record 22

Record 23 2001-06-19

English

Subject field(s)
  • Equipment (Oil and Natural Gas Extraction)
  • Oil Drilling
DEF

A short, heavy, cylindrical steel section with a rounded bottom, attached to the bottom of the casing string.

OBS

[The float shoe] contains a check valve and functions similarly to the float collar but also serves as a guide shoe for the casing.

French

Domaine(s)
  • Outillage (Extraction du pétrole et du gaz)
  • Forage des puits de pétrole

Spanish

Save record 23

Record 24 2001-03-27

English

Subject field(s)
  • Equipment (Oil and Natural Gas Extraction)
  • Oil Drilling
DEF

A device for sealing the annular space between the top of a liner and the existing casing string.

OBS

Obsolete.

French

Domaine(s)
  • Outillage (Extraction du pétrole et du gaz)
  • Forage des puits de pétrole

Spanish

Save record 24

Record 25 2001-03-27

English

Subject field(s)
  • Engineering Tests and Reliability
  • Petroleum Technology - Safety
DEF

The amount of pressure that, when applied to a string of casing, causes the wall of the casing to fail.

OBS

This pressure becomes of critical importance when a gas kick is being circulated out because gas on the way to the surface expands and exerts more pressure than it exerted at the bottom of the well.

French

Domaine(s)
  • Fiabilité, contrôle et essais (Ingénierie)
  • Sécurité (Technologie pétrolière)

Spanish

Save record 25

Record 26 2001-03-15

English

Subject field(s)
  • Equipment (Oil and Natural Gas Extraction)
CONT

Bootleg packer. A makeshift packer. When it is important to set a string of casing to shut off water between the lowest upperwater sand and the first oil sand, and at the same time it is necessary to run tubing through the open hole to the oil sand, it is often a practice to make an upturned, truncated cone of canvas or leather, the small end of which is the size of the outside of the tubing.

French

Domaine(s)
  • Outillage (Extraction du pétrole et du gaz)
OBS

[Dispositif] permettant de fermer les eaux autour des tubes de pompage.

Spanish

Save record 26

Record 27 2000-08-04

English

Subject field(s)
  • Oil Drilling
DEF

A method of producing a well by which only a small-diameter production casing is set through the pay zone, with no tubing or inner production string employed to bring formation fluids to the surface.

OBS

This type of completion has limited application in small-volume, dry-gas reservoirs.

French

Domaine(s)
  • Forage des puits de pétrole

Spanish

Save record 27

Record 28 2000-07-12

English

Subject field(s)
  • Equipment (Oil and Natural Gas Extraction)
  • Oil Drilling
DEF

A string of casing used to shut off all water above an oil sand.

French

Domaine(s)
  • Outillage (Extraction du pétrole et du gaz)
  • Forage des puits de pétrole

Spanish

Save record 28

Record 29 2000-05-10

English

Subject field(s)
  • Oil Drilling
DEF

To lower a string of casing into the hole.

French

Domaine(s)
  • Forage des puits de pétrole

Spanish

Save record 29

Record 30 2000-03-27

English

Subject field(s)
  • Equipment (Oil and Natural Gas Extraction)
  • Petroleum Technology - Safety
DEF

A large valve, usually installed above the ram preventers, which forms a seal in the annular space between the pipe and wellbore or, if no pipe is present, on the wellbore itself.

CONT

An annular BOP will seal an irregular hole effectively, whether or not the drill string is in the casing, and furthermore the rubber is sufficiently pliable to enable the string to be moved up or down without fluid escaping.

OBS

... often called a Hydril after one of the manufacturers of such units.

OBS

Often any brand of annular preventer is called a Hydril, even though Cameron, Rucker-Shaffer, and others manufacture such units.

French

Domaine(s)
  • Outillage (Extraction du pétrole et du gaz)
  • Sécurité (Technologie pétrolière)
DEF

Obturateur antiéruption annulaire fermant sur tous les diamètres.

CONT

L'obturateur annulaire (annular BOP) est l'obturateur le plus largement utilisé dans l'industrie des forages pétroliers.

OBS

Hydril : Dénomination d'un obturateur annulaire qui porte le nom de la compagnie qui le fabrique.

Spanish

Save record 30

Record 31 2000-03-21

English

Subject field(s)
  • Oil Drilling
  • Equipment (Oil and Natural Gas Extraction)
DEF

A short, heavy, cylindrical steel section, filled with concrete and rounded at the bottom, which is placed at the bottom end of the casing string.

CONT

The guide shoe prevents the casing from hanging up on irregularities in the borehole as it is lowered. A passage through the center of the shoe allows the drilling fluid to pass up into the casing while it is being lowered and the cement to pass out through the shoe during cementing operations.

French

Domaine(s)
  • Forage des puits de pétrole
  • Outillage (Extraction du pétrole et du gaz)

Spanish

Save record 31

Record 32 2000-03-15

English

Subject field(s)
  • Equipment (Oil and Natural Gas Extraction)
  • Oil Production
DEF

A device installed on a gas-lift mandrel, which in turn is put on the tubing string of a gas-lift well. Tubing and casing pressures cause the valve to open and close thus allowing gas to be injected into the fluid in the tubing to cause the fluid to rise to the surface.

French

Domaine(s)
  • Outillage (Extraction du pétrole et du gaz)
  • Production pétrolière

Spanish

Save record 32

Record 33 2000-03-15

English

Subject field(s)
  • Oil Drilling
  • Equipment (Oil and Natural Gas Extraction)
DEF

The first casing or conductor string(generally 30 or 36 in. in diameter) that is set in the drilling of a well from an offshore drilling rig. It prevents sloughing of the ocean-floor formations and is a structural support for the permanent guide base and blowout preventers.

French

Domaine(s)
  • Forage des puits de pétrole
  • Outillage (Extraction du pétrole et du gaz)
DEF

Tube de grand diamètre, en tôle roulée et soudée, généralement mis en place par le génie civil et servant au début d'un forage.

Spanish

Save record 33

Record 34 2000-01-26

English

Subject field(s)
  • Oil Production
DEF

A single well from which two separate formations may be produced at the same time. Production from each zone is segregated by running two tubing strings with packers inside the single string of production casing, or one tubing string with a packer may be run, and the other zone produced through the annulus.

CONT

A miniaturized dual completion may be employed in which two separate 4 ½-in. or smaller casing strings are run and cemented in the same wellbore, or a dual tubingless completion could be utilized.

French

Domaine(s)
  • Production pétrolière
DEF

Mise en production de deux couches superposées par deux colonnes parallèlement ou concentriquement dans l'espace annulaire du forage.

Spanish

Save record 34

Record 35 1999-09-23

English

Subject field(s)
  • Pipes and Fittings
  • Equipment (Oil and Natural Gas Extraction)
DEF

A length of casing with one kind of thread on the field end and a different thread in the coupling.

CONT

Crossover joints are used to make a changeover from one thread to a different one in a string of casing.

French

Domaine(s)
  • Tuyauterie et raccords
  • Outillage (Extraction du pétrole et du gaz)

Spanish

Save record 35

Record 36 1998-12-09

English

Subject field(s)
  • Equipment (Oil and Natural Gas Extraction)
  • Oil Production
DEF

A flanged fitting that supports the tubing string, seals off pressures between the casing and the outside of the tubing, and provides a connection that supports the Christmas tree.

French

Domaine(s)
  • Outillage (Extraction du pétrole et du gaz)
  • Production pétrolière

Spanish

Save record 36

Record 37 1998-12-03

English

Subject field(s)
  • Technical Documents (Industries)
  • Equipment (Oil and Natural Gas Extraction)
DEF

A list of the various grades and weights of pipe available for the casing string, which includes pertinent safety factors such as stress effects to permit selection of the most economical and safest casing for a specific job.

French

Domaine(s)
  • Documents techniques (Industries)
  • Outillage (Extraction du pétrole et du gaz)

Spanish

Save record 37

Record 38 1989-03-20

English

Subject field(s)
  • Sewing Techniques and Stitching
CONT

Mock casings. Plain seams, threaded with round elastic or fine strong string, can substitute for conventional casing. Effect resembles shirring.

French

Domaine(s)
  • Techniques d'exécution et points de couture
CONT

Fausses coulisses. Des coutures simples faites avec un élastique rond ou une solide corde fine remplacent la coulisse classique. Effet de fronces.

Spanish

Save record 38

Record 39 1989-01-24

English

Subject field(s)
  • Clothing (General)
DEF

String, cord,... inserted in casing, hem, heading, or eyelets, to draw up fulness. Often used in garments and dress accessories.

French

Domaine(s)
  • Vêtements (Généralités)

Spanish

Save record 39

Record 40 1987-08-06

English

Subject field(s)
  • Boring and Drilling (Mines)
  • Mining Equipment and Tools
  • Scientific Measurements and Analyses
  • Oil Production
DEF

... a packer assembly which is set in the open hole or in a casing above the producing formation whereby the hydrostatic head of the mud column is contained and thus allows fluid from the formation to flow freely into the test string and to surface where it can be measured and analysed.

French

Domaine(s)
  • Sondage et forage miniers
  • Outillage et équipement (Exploitation minière)
  • Mesures et analyse (Sciences)
  • Production pétrolière
DEF

Dispositif de mise en évidence des fluides imprégnant une formation et de leur pression vierge.

Spanish

Save record 40

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