The invention relates to a lifting plug for connection with a tubular member, the lifting plug comprising a body comprising an externally threaded portion; a flange at a first end of the body for engagement with a lifting means; and a grease collection groove interrupting at least a part of the externally threaded portion.
B65D 59/00 - Plugs, sleeves, caps, or like rigid or semi-rigid elements for protecting parts of articles or for bundling articles, e.g. protectors for screw-threads, corner protectors, end caps for tubes or for bundling rod-shaped articles
F16L 57/00 - Protection of pipes or objects of similar shape against external or internal damage or wear
E21B 19/06 - Elevators, i.e. rod- or tube-gripping devices
The invention relates to a lifting plug for connection with a tubular member, the lifting plug comprising a tubular body comprising an externally threaded portion; one or more apertures extending through the tubular body within the externally threaded portion; and a flange at a first end of the tubular body for engagement with a lifting means.
E21B 17/042 - CouplingsJoints between rod and bit, or between rod and rod threaded
B65D 59/00 - Plugs, sleeves, caps, or like rigid or semi-rigid elements for protecting parts of articles or for bundling articles, e.g. protectors for screw-threads, corner protectors, end caps for tubes or for bundling rod-shaped articles
A lifting plug for connection with a tubular member, the lifting plug including a tubular body including an externally threaded portion; one or more apertures extending through the tubular body within the externally threaded portion; and a flange at a first end of the tubular body for engagement with a lifting device.
Provided is an oil-well metal pipe which has excellent galling resistance even when a plating layer is formed on or above a contact surface of only one of a pin and a box. An oil-well metal pipe (1) according to the present disclosure includes: a pin (40) including a pin contact surface (400) with an external thread part (41); and a box (50) including a box contact surface (500) with an internal thread part (51). The oil-well metal pipe (1) according to the present disclosure further includes: a zirconium oxide coating (100) formed on one of the pin contact surface (400) and the box contact surface (500); a first resin coating (310) formed on or above the zirconium oxide coating (100); a plating layer (200) formed on or above the other of the pin contact surface (400) and the box contact surface (500); and a second resin coating (320) formed on or above the plating layer (200).
In the present invention, a threaded joint (100) comprises a pin (10) and a box (20). The pin (10) includes a pin seal surface (12) and a tapered male thread part (13). The tapered male thread part (13) includes male thread parts (131, 132). The first male thread part (131) is disposed on the side of the pin seal surface (12) near the pipe body (31). The second male thread part (132) is disposed on the side of the first male thread part (131) near the pipe body (31). The box (20) includes a box seal surface (22) and a tapered female thread part (23). The tapered female thread part (23) includes female thread parts (231, 232). The first male thread part (131) and the first female thread part (231) have a first taper ratio (T1). The second male thread part (132) and the second female thread part (232) have a second taper ratio (T2) that is smaller than the first taper ratio (T1).
The invention relates to a cable clamping device (1) intended to be attached to a tube (2) of a tubular column, the device being used in applications in energy production, transportation and storage, and comprising a base (3) extending in a first plane and comprising a first opening (5), and a holder (4) comprising: • a main portion (6) having a central segment (7), the central segment comprising a second opening (5') facing the first opening; • a first tab (8) able to accommodate a cable and comprising a first end forming a first stop surface (9), • a second tab (10) able to accommodate a cable and comprising a second end forming a second stop surface (11), the clamping device further comprising a pressure-applying means (13) that has a third opening (25) facing the first and second openings, and a rod (12) that has an axis of rotation (R) and passes through the first, second and third openings, the pressure-applying means being rigidly attached to the rod.
This is an underground storage system (1) for storing fluids. It comprises a cavity (2) formed in the ground (3), said cavity (2) having a bottom (7), a support element (4) comprising at least one opening (9), an assembly element (6) inserted into the opening (9) of the support element (4), the assembly element (6) comprising ventilation vents to allow the fluid contained in the tank (5) to escape in the event of a leak, and at least one tank (5), said tank (5) having a longitudinal axis, a lower end (11) closed by a first closing means (10), and an upper end (12) closed by a second closing means (13).
This underground storage system (1) for storing fluids comprises a cavity (2) formed in the ground (3), said cavity (2) having a bottom (7), a support element (5) comprising at least one opening, an assembly element (19) inserted into the opening of the support element (5), a ventilation device (4) comprising at least one ventilation space and at least one tank (6), said tank (6) having a longitudinal axis, a lower end (14) closed by a first closing means (15), and an upper end (16) closed by a second closing means (17), said upper end (16) being assembled to the support element (5) so that the tank (6) is suspended inside the cavity (2) and that an axial clearance (G) able to absorb thermal expansion of said tank (6) remains between the first closing means (15) and the bottom (7).
This is an underground storage system (1) for storing fluids. It comprises a cavity (2) made in the ground (3), said cavity (2) having a bottom (6), a support element (4) comprising at least one opening, at least one tank (5), said tank (5) having a longitudinal axis, a lower end (13) closed by a first closing means (12), and an upper end (14) closed by a second closing means (15), and means of access from the outside of the cavity (2) comprising at least one of the following: means for accessing each tank (5); means for accessing the inside of the tanks (5); and means for accessing the content of the cavity (2).
A lifting plug for connection with a tubular member, the lifting plug including a body having an externally threaded portion, a flange at a first end of the body for engagement with a lifting device, and a grease collection groove interrupting at least a part of the externally threaded portion, the grease collection groove collecting and removing excess grease from the threaded portion during use.
A stabbing guide device is for a steel tube to be secured on a portion of the tube used in a tubular column for oil and gas, energy, or storage applications. The device includes a substantially cylindrical body extending along a rotational axis to surround the portion of the first steel tube, the body forming an open ring so that a circumferential gap subsists between two free ends of the body, and a locking door secured to the body at one of the two free ends and movable compared to the body between a locked position in which the locking door rotates towards the body and surrounds the first tube, an intermediate position in which the locking door is slid along the rotational axis towards a lower end of the body, and an unlocked position in which the locking door is rotated radially away from the body.
A threaded end of a tubular component is for drilling and/or operating a hydrocarbon well, transporting oil and gas, transporting or storing hydrogen, carbon capture or geothermal energy, comprising at least one thread extending over its outer or inner peripheral surface, wherein the thread is coated with a layer comprising a zinc-chromium (Zn—Cr) alloy in which zinc (Zn) is the predominant element by weight, relative to the total weight of the alloy. A process for preparing a threaded end, as defined above, includes at least one electrodeposition, on the surface of the thread of the end, of an aqueous composition comprising one or more zinc salts, one or more chromium salts, one or more electrolytes and one or more surfactants.
An oil-well metal pipe according to the present disclosure can be fastened with high torque. An oil-well metal pipe (1) according to the present disclosure includes a resin coating (100) on or above at least one of a pin contact surface (400) and a box contact surface (500). The resin coating (100) contains: an epoxy resin: 40.0 to 97.0 mass %; a magnesium silicate hydroxide powder: 3.0 to 50.0 mass %; TiO2: 0 to 10.0 mass %; a wax: 0 to 10.0 mass %; a fluorine-based additive: 0 to 20.0 mass %; and graphite: 0 to 10.0 mass %; and satisfies Formula (1):
An oil-well metal pipe according to the present disclosure can be fastened with high torque. An oil-well metal pipe (1) according to the present disclosure includes a resin coating (100) on or above at least one of a pin contact surface (400) and a box contact surface (500). The resin coating (100) contains: an epoxy resin: 40.0 to 97.0 mass %; a magnesium silicate hydroxide powder: 3.0 to 50.0 mass %; TiO2: 0 to 10.0 mass %; a wax: 0 to 10.0 mass %; a fluorine-based additive: 0 to 20.0 mass %; and graphite: 0 to 10.0 mass %; and satisfies Formula (1):
(
C
W
+
C
F
+
C
G
)
/
(
C
Mg
+
C
TiO
2
+
C
Si
)
≤
0.28
(
1
)
where, in Formula (1), a content in mass % of the wax is substituted for CW, a content in mass % of the fluorine-based additive is substituted for CF, a content in mass % of the graphite is substituted for CG, a content in mass % of the magnesium silicate hydroxide powder is substituted for CMg, a content in mass % of the TiO2 is substituted for CTiO2, and a content in mass % of the silane coupling agent is substituted for CSi.
A metal tubular component adapted to be associated with at least one other metal tubular component to form a joint, said metal tubular component having a longitudinal axis, a body and at least one first axial end adjacent to the body, said first axial end being provided with a connector including a thread and an internal abutment surface, the metal tubular component further including a wall with an internal surface, said internal surface being coated with a layer of a thermally-insulating material, said layer of thermally-insulating material being covered by a liner, said liner having an axial portion extending along the longitudinal axis and a radial portion, said radial portion extending along the internal abutment surface.
A method for connecting threaded portions of a first tubular component and a second tubular component, including the obtaining of a make-up graph. The method further includes the evaluation of the connection quality of the first and second tubular components, on the basis of first and second models, by acceptance or rejection of the make-up graph obtained and assignment of a connection status respectively representing the conforming or non-conforming state of the connection of the first and second tubular components.
G06F 30/28 - Design optimisation, verification or simulation using fluid dynamics, e.g. using Navier-Stokes equations or computational fluid dynamics [CFD]
16.
Securing system intended to secure a cable to a tube
A securing system intended to secure a cable to a tube for a tubular column for oil & gas, energy, or storage applications, the securing system includes a first ring configured to bear against the tube, a second ring configured to bear against the tube, and a central body arranged and blocked in relative displacement along a longitudinal axis between the first ring and the second ring. The securing system includes a cable securing mechanism having an outside housing for securing the cable, said outside housing having an opening for receiving through said opening the cable in the outside housing, said opening of the outside housing being arranged on an outside surface of the securing system, said outside surface being turned outwardly relative to an inside housing of the securing system, said inside housing being configured to house the tube.
An oil-well metal pipe according to the present disclosure includes: a pipe main body that includes a pin which includes a pin contact surface including an external thread part and which is formed at a first end portion, and a box which includes a box contact surface including an internal thread part and which is formed at a second end portion; and a Zn—Ni alloy plating layer which is formed on at least one of the pin contact surface and the box contact surface. The X-ray diffraction intensities of the Zn—Ni alloy plating layer satisfy Formula (1).
An oil-well metal pipe according to the present disclosure includes: a pipe main body that includes a pin which includes a pin contact surface including an external thread part and which is formed at a first end portion, and a box which includes a box contact surface including an internal thread part and which is formed at a second end portion; and a Zn—Ni alloy plating layer which is formed on at least one of the pin contact surface and the box contact surface. The X-ray diffraction intensities of the Zn—Ni alloy plating layer satisfy Formula (1).
I
18
/
(
I
18
+
I
36
+
I
54
)
≥
0.6
(
1
)
An oil-well metal pipe according to the present disclosure includes: a pipe main body that includes a pin which includes a pin contact surface including an external thread part and which is formed at a first end portion, and a box which includes a box contact surface including an internal thread part and which is formed at a second end portion; and a Zn—Ni alloy plating layer which is formed on at least one of the pin contact surface and the box contact surface. The X-ray diffraction intensities of the Zn—Ni alloy plating layer satisfy Formula (1).
I
18
/
(
I
18
+
I
36
+
I
54
)
≥
0.6
(
1
)
Here, in Formula (1), in units of cps, an X-ray diffraction intensity of {411} and {330} is substituted for I18, an X-ray diffraction intensity of {442} and {600} is substituted for I36, and an X-ray diffraction intensity of {552} is substituted for I54.
A tubular component for a well pipe including a transmitting antenna, a first reading antenna axially spaced apart from the transmitting antenna by a distance D, excitation electronics connected to the transmitting antenna and arranged to emit an electromagnetic field E having a first electromagnetic characteristic, reading electronics connected to the first reading antenna and arranged to detect temporal and intentional variations in the electromagnetic field according to the first characteristic.
E21B 47/13 - Means for transmitting measuring-signals or control signals from the well to the surface, or from the surface to the well, e.g. for logging while drilling by electromagnetic energy, e.g. of radio frequency range
H01Q 1/22 - SupportsMounting means by structural association with other equipment or articles
19.
PROTECTOR FOR A THREADED END OF A TUBULAR COMPONENT
A protector for protecting a male or female threaded end of a tubular component for drilling, for the exploitation of hydrocarbon wells, for transporting oil and gas, for transporting or storing hydrogen, for capturing carbon or geothermal energy, the male or female threaded end being provided with at least one external or internal thread, the protector includes a main body that is intended to receive the male or female threaded end, the main body having a peripheral side wall extending in an axial direction, wherein a housing is provided in a thickness of the peripheral side wall, said housing extending around the peripheral side wall, at least one threaded ring detachably housed in said housing, the threaded ring having a thread that is intended to be screwed onto the external or internal thread of the male or female threaded end.
The present invention provides a metal pipe for oil wells, the metal pipe being provided with a Zn-Ni alloy plating layer that has high hardness. A metal pipe for oil wells according to the present disclosure is provided with a pipe main body that comprises a pin and a box, and is additionally provided with a Zn-Ni alloy plating layer that is formed on a pin contact surface or a box contact surface. The Ni content in the Zn-Ni alloy plating layer is 14.8% by mass to 25.0% by mass, and the bulk density of the Zn-Ni alloy plating layer is 7.00 g/cm3 or more.
C10M 117/02 - Lubricating compositions characterised by the thickener being a non-macromolecular carboxylic acid or salt thereof having only one carboxyl group bound to an acyclic carbon atom, cycloaliphatic carbon atom or hydrogen
pinboxbox, respectively; the axial length from the sealing point (SP) to the tip of the pin (10) is a pin lip length L; and the angle that the shoulder surface (11) of the pin (10) makes with a plane (S1) perpendicular to the axial direction of the threaded joint (100) is a shoulder angle θ.
Provided is a slim threaded joint that has excellent sealing performance with respect to internal pressure, excellent sealing performance with respect to external pressure, and excellent strength with respect to compressive loads and that maintains sealing performance with respect to external pressure even after repeated loading. The present invention provides a slim threaded joint in which external pressure seals 21, 31 and internal pressure seals 23, 33 are provided in front of and behind thread parts 22, 32, a nose part 24 for maintaining internal pressure sealing performance is provided to a tip part of a pin 2, and torque shoulder surfaces 25, 35 are provided to the tip of the nose part 24, wherein contact between insertion surfaces of the thread parts 22, 32 during compressive loading bears a portion of the compressive load. The shoulder angle θ of the torque shoulder surfaces 25, 35 is reduced to reduce the amount that the pin 2 presses into a box 3 and the amount that an open end part of the box 2 undergoes diameter-reducing deformation toward the inside in the radial direction during compressive loading and to suppress accumulation of damage near an outer seal surface.
This threaded joint comprises a pin (10) and a box (20). The pin (10) and box (20) fastened together comprise a threaded portion (101), an interior seal portion (102), and an exterior seal portion (103). A value Lth of the ratio of the amount of interference δth of the threaded portion (101) to tan (θth) when the slope angle of the threaded portion (101) is θth, a value Lint of the ratio of the amount of interference δint of the interior seal portion (102) to tan(θint), when the slope angle of the interior seal portion (102) is θint, and a value Lext of the ratio of the amount of interference δext of the exterior seal portion (103) to tan(θext), when the slope angle of the exterior seal portion (103) is θext, satisfy condition (1) or condition (2) below. Lth > Lext and Lint ≠ Lth (1); Lth > Lint and Lext ≠ Lth (2)
A threaded connection comprising: a first tubular component (1) having a first male threaded portion (16) and a second male threaded portion (17), a root width in the first male threaded portion (16) decreasing in a direction oriented a first pipe body (3), the root width being constant in the second male threaded portion (17), the second tubular component (2) comprising a female threaded zone (10) having a first female threaded portion (19) with a root width decreasing in a direction oriented towards a second pipe body (5), the connection being partially made up in a self-locking arrangement in order to provide a locking region (18) and a non-locking region (20), a female distal thread (22) of the locking region (18) has a width such that FDTW/TH>=125%, in which FDTW is a tooth width of the female distal thread (22) of the locking region and TH is the tooth height of said female distal thread (22).
A connection device includes a first tubular element, a second tubular element, and a coupling sleeve in order to connect the first tubular element and the second tubular element. A first male portion of the first tubular element includes a free end which has an annular sealing lip. The sealing lip covers an outer sealing surface of the second tubular element. The sealing lip has an outer periphery on which an outer thread is provided.
Provided is an oil-well metal pipe that has an excellent anti-seize property, and is capable of keeping a threaded joint from loosening even when screwing and unscrewing are repeated. An oil-well metal pipe (1) according to the present disclosure comprises a pipe body (10) including a first end portion (10A) and a second end portion (10B). The pipe body (10) includes a pin (40) formed at the first end portion (10A), and a box (50) formed at the second end portion (10B). The pin (40) includes a pin contact surface (400) including a male thread portion (41). The box (50) includes a box contact surface (500) including a female thread portion (51). The oil-well metal pipe (1) further comprises a resin coating film (100) formed as an uppermost layer on at least one of the pin contact surface (400) and the box contact surface (500). The resin coating film (100) includes an epoxy resin, and an organic carboxylic acid.
F16L 15/04 - Screw-threaded jointsForms of screw-threads for such joints with additional sealings
E21B 43/00 - Methods or apparatus for obtaining oil, gas, water, soluble or meltable materials or a slurry of minerals from wells
29.
OIL WELL STEEL PIPE WITH THREADED CONNECTION, METHOD FOR PRODUCING OIL WELL STEEL PIPES CONNECTED BODY USING OIL WELL STEEL PIPE WITH THREADED CONNECTION, AND METHOD FOR PRODUCING OIL WELL STEEL PIPE WITH THREADED CONNECTION
This invention provides an oil well steel pipe with a threaded connection with which excellent galling resistance is obtained without using a compound grease, and which can suppress the occurrence of rust on a pin contact surface and can also keep shouldering torque at a low level. An oil well steel pipe with a threaded connection of the present disclosure includes a pipe main body including a first end portion and a second end portion. The pipe main body includes a pin formed at the first end portion, and a box formed at the second end portion. A light oil is applied to a pin contact surface of the pin. A solid lubricant coating is formed on a box contact surface of the box.
An oil-well steel pipe according to the present disclosure includes: a pipe main body that includes a pin which includes a pin contact surface, and a box which includes a box contact surface; and a Zn—Ni alloy plating layer which is formed on at least one of the pin contact surface and the box contact surface. The chemical composition of the pipe main body contains, in mass %, C:0.01 to 0.60%, Cr:0 to 8.0% and Fe:80.0% or more. In addition, when a region containing C in an amount that, in mass %, is 1.5 times or more greater than the C content of the pipe main body is defined as a C-concentrated layer, the thickness of the C-concentrated layer in the wall thickness direction of the pipe main body is within the range of 0 to 1.50 μm.
The invention relates to a device for measuring the dimensions of a threaded element (1), the device comprising a first laser line sensor (3) and a second laser line sensor (4) having a second optical measurement direction, the second optical measurement direction forming a non-zero angle A with the first optical measurement direction in a plane containing the first optical measurement direction, the first laser line sensor (3) and the second laser line sensor (4) being mounted so as to move on a frame (2) and having at least one measurement path for acquiring geometric data on the threaded element (1) which passes through a calibration jig (5) and is capable of passing through a portion of the threaded element (1), the device comprising an electronic unit arranged to construct a complete profile using a first partial profile from the first laser line sensor (3) and a second partial profile from the second laser line sensor (4) and according to at least one measurement carried out on the calibration jig (5).
G01B 11/25 - Measuring arrangements characterised by the use of optical techniques for measuring contours or curvatures by projecting a pattern, e.g. moiré fringes, on the object
G01B 11/24 - Measuring arrangements characterised by the use of optical techniques for measuring contours or curvatures
Provided is a slim threaded joint that is for steel pipes and that is capable of exhibiting high torque resistance performance and high sealing performance. A threaded joint 1 for steel pipes comprises: a pin 10 having a male thread 11 formed of a wedged thread having a two-step thread structure; and a box 20 having a female thread 21 including a wedged thread having a two-step thread structure. The pin 10 and the box 20 respectively have, at a middle portion of the two-step thread, inner seal portions 13, 23 and outer seal portions 14, 24, and respectively have shoulder surfaces 12, 22 provided between the inner and outer seal portions. In a fastened state, the male thread 11 is tightly attached to and fitted with the female thread 21 to generate a locking effect. Meanwhile, in the fastened state, there is a minute gap between the shoulder surfaces 12, 22. The size of the gap is determined such that the shoulder surfaces 12, 22 make contact with each other by single round or several rounds of a yield compression load Lc on the thread joint 1.
A tubular threaded joint for the drilling, operation of hydrocarbon wells, transport of oil and gas, carbon capture or geothermal energy, comprising a male tubular element and a female tubular element, each of said male or female tubular elements comprising respectively a male threaded portion and a female threaded portion, one or the other of the male or female threaded portions optionally comprising an anticorrosive and/or lubricating solid coating, said male threaded portion and female threaded portion comprise respectively at least one male threading tooth or one female threading tooth and a threaded axial gap TAG ensuring a space, in the mounted state, between an stab flank of said male threading tooth and a load flank of said female threading tooth, wherein said threaded axial gap TAG is greater than or equal to a minimum gap TAGmin.
The invention relates to a tubular connection (1) comprising a first tubular component (2) and a second tubular component (3), each tubular component (2, 3) comprising a thread (8) and a sealing surface (9, 7, 13, 15), the threads (8, 14) having a variable thread pitch, the threads (8, 14) being intermeshed when the tubular connection (1) is in a mounted state, the sealing surfaces (7, 9, 13, 15) being in sealed contact when the tubular connection (1) is in the mounted state, the tubular connection (1) comprising a reference mark (26), the reference mark having an optimal relative position between the tubular components (2, 3), characterised in that the optimal relative position corresponds to a nominal optimal relative position to which a correction is applied, the correction being dependent on the characteristics of the one from among the first tubular component (2) and the second tubular component (3) on which the reference mark is arranged and on a target torque of the tubular connection (1).
The invention relates to a metal tubular connector (1) comprising a first tubular component (2) and a second tubular component (3), the first tubular component (2) and the second tubular component (3) being metallic, the first tubular component (2) extending along a first axis (4), the second tubular component (3) extending along a second axis (7), the first axis (4) and the second axis (7) intersecting, the first tubular component (2) comprising an opening, an open end (8) of the second tubular component (3) being contiguous with the first tubular component (2) along a junction zone, the junction zone being delimited by the opening, the connector (1) also comprising a material deposit (14) in the junction zone so as to provide a seal for the junction zone, the material deposit (14) having a flat surface extending in a plane parallel to the first axis (4) and parallel to the second axis (7), the flat surface being arranged in line with the junction zone.
F16L 41/02 - Branch units, e.g. made in one piece, welded, riveted
F16L 41/08 - Joining pipes to walls or pipes, the joined pipe axis being perpendicular to the plane of a wall or to the axis of another pipe
B23K 31/02 - Processes relevant to this subclass, specially adapted for particular articles or purposes, but not covered by any single one of main groups relating to soldering or welding
B23K 33/00 - Specially-profiled edge portions of workpieces for making soldering or welding connectionsFilling the seams formed thereby
B23K 31/12 - Processes relevant to this subclass, specially adapted for particular articles or purposes, but not covered by any single one of main groups relating to investigating the properties, e.g. the weldability, of materials
An inspection device (1) for a tubular good comprising a first body part (2) comprising odometer and profilometers, a second body part (4) rotatably mounted on the first body part, a body motor (5) arranged to rotate the second body part (4), whereas the second body part comprises at least one array of eddy current test sensors (7), and a scanning electronics (9).
G01N 27/904 - Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating magnetic variables for investigating the presence of flaws using eddy currents with two or more sensors
Inspection device for tubular good with ultrasonic sensors An inspection device (1) for a tubular good comprising a first body part (2), a second body part (4) rotatably mounted on the first body part, a body motor (5) arranged to rotate the second body part (4), whereas the second body part comprises at least one array of ultrasonic sensors (41, 51), the inspection device (1) further comprising scanning electronics (9) mounted on said second body part (4), said scanning electronics (9) being connected to the ultrasonic sensors (41, 51), wherein said scanning electronics (9) comprises a circuitry arranged to drive emission and reception of ultrasonic signals by ultrasonic sensors (41, 51) of said array of ultrasonic sensors and said scanning electronics being arranged to generate an A-scan, wherein scanning electronics (9) and ultrasonic sensors (41, 51) are mounted on the second body part (4) such that scanning electronics (9) and ultrasonic sensors (41, 51) are rotated at a same rotation speed when second body part (4) is rotated.
G01N 29/11 - Analysing solids by measuring attenuation of acoustic waves
G01N 29/22 - Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic wavesVisualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object Details
G01N 29/06 - Visualisation of the interior, e.g. acoustic microscopy
Provided is a metal pipe for oil wells, the pipe having outstanding high-torque performance. A metal pipe for oil wells (1) according to the present disclosure comprises a main pipe body (10). The main pipe body (10) has a pin (40) and a box (50). The pin (40) includes a pin contact surface (400) including a male pin section (41). The box (50) includes a box contact surface (500) including a female screw section (51). The metal pipe for oil wells (1) further comprises a resin coating film (100) formed as a top layer on at least either the pin contact surface (400) or the box contact surface (500). The resin coating film (100) includes an epoxy resin. The resin coating film (100) was measured using a 1222 of the three components is 110.0 µs or less.
Provided is a metal pipe for an oil well, the metal pipe comprising a Zn-Ni alloy plating layer having excellent seizure resistance. A metal pipe (1) for an oil well according to the present disclosure comprises a pipe body (10) including a first end part (10A) and a second end part (10B). The pipe body (10) includes a pin (40) formed on the first end part (10A) and a box (50) formed on the second end part (10B). The pin (40) includes a pin contact surface (400) including a male screw part (41). The box (50) includes a box contact surface (500) including a female screw part (51). The metal pipe (1) for an oil well further comprises a Ni plating layer (100) formed on the pin contact surface (400) and/or the box contact surface (500), and a Zn-Ni alloy plating layer (110) formed on the Ni plating layer (100). The deposition amount of the Ni plating layer (100) is larger than or equal to 6.00 g/m 2.
A metal tubular connecting part includes a total axial length, an inner surface, and an outer surface. The inner and outer surfaces delimit a wall, an outer transition surface, and an inner transition surface. The outer transition surface and the inner transition surface delimit a transition thickness of the wall. A first threaded end is defined by a first outer surface portion extending over a first axial length. A second threaded end is defined by a second inner surface portion extending over a second axial length. The sum of the first axial length and the second axial length is less than or equal to the total axial length of the connecting part.
Provided is a threaded joint which is for a steel pipe and which can improve seizure resistance performance and manufacturability. A threaded joint 1 for a steel pipe comprises: a pin 10; and a box 20. The pin 10 has a male screw 11, an inner pin seal surface 12, and an outer pin seal surface 13. The box 20 has a female screw 12, an inner box seal surface 12, and an outer box seal surface 23. The male screw 11 includes a tapered region 111 positioned on the outer pin seal surface 13 side, and a tapered region 112 positioned on the inner pin seal surface 11 side. The gradient β1 of the tapered region 112 is smaller than the gradient α1 of the tapered region 111. The insertion surface pitch of screw threads included in the male screw 112 is constant. The screw threads included in the tapered region 112 have a screw thread width wider than that of screw threads included in the tapered region 111.
A flush self-locking threaded connection partially in a non-locking engagement comprises a first and a second tubular component provided respectively with male and female threaded zone at their respective ends. First portions of the male and female threaded zones with varying thread width and root cooperate along a self-locking tightening arrangement. A locking region within the threaded connection is located in the middle of non-locking regions, and radially centered to the pipe body API tolerances in order to withstand high torque and seal performances.
The invention relates to a tubular component (1) for a tubular threaded joint, the tubular component (1) having a main body (2) and a threaded connection element (3), the threaded connection element (3) extending axially from the main body (2) as far as a free end (4) of the tubular component (1), the threaded connection element (3) having a helical thread (6), the tubular component (1) having a metal portion (8) and a portion (7) made of composite material, wherein the metal portion (8) forms the free end (4) of the tubular component (1), the helical thread (6) having a first threaded portion (11) and a second threaded portion (12), the metal portion (8) having the first threaded portion (11), the portion (7) made of composite material having the second threaded portion (12), the portion (7) made of composite material being in radial contact with the metal portion (8) in line with the second threaded portion (12).
This invention provides an oil-well metal pipe which is capable of achieving both high yield torque and excellent galling resistance in a compatible manner. An oil-well metal pipe of the present disclosure includes a pipe main body. The pipe main body includes a pin that is formed at the first end portion, and a box that is formed at the second end portion. A plating layer is formed on a first contact surface, which is one of a pin contact surface of the pin and a box contact surface of the box, and a solid lubricant layer is formed on the plating layer. An arithmetic average roughness Ra of a second contact surface, which is the other of the pin contact surface and the box contact surface, is 0.5 to 10.0 μm, and a semi-solid or liquid anti-rust coating is formed on the second contact surface.
The invention relates to an underground storage system (1) for fluid storage, comprising a recess (2) having a bottom (3), a support element (4) comprising at least one opening (7) suitable for receiving an assembly element (18), at least one tank (10) having a longitudinal axis (l), a lower end (14) and an upper end (12), a first closure means (16) suitable for closing the tank (10) at its lower end (14), and a second closure means (17) suitable for closing the tank (10) at its upper end (12), the upper end (12) being suitable for being assembled to the support element (4) via the assembly element (18) so that the tank (10) is suspended inside the recess (2) and an axial clearance (G) suitable for absorbing an axial thermal expansion of the tank (10) remains between the first closure means (16) and the bottom (3).
The invention relates to a protector (1, 2) for a tubular threaded element (49) for drilling, operating hydrocarbon wells, transporting oil and gas, transporting or storing hydrogen, and capturing carbon or geothermal energy, the protector (1, 2) comprising a main body (4), the main body (4) comprising at least one inner axial surface (21) extending axially and facing outward in such a way as to face the inner surface of a tubular threaded element (49) in the mounted state, which protector is characterised in that the inner axial surface (21) of the main body (4) is provided with at least one seal (10) that is arranged so as to block solid particles (50) in the mounted state.
An oil-well metal pipe according to the present disclosure has a pipe main body including a first end portion and a second end portion. The pipe main body includes a pin formed at the first end portion, and a box formed at the second end portion. The pin includes a pin contact surface including an external thread part, and the box includes a box contact surface including an internal thread part. The oil-well metal pipe according to the present disclosure also includes a resin coating containing a resin, a solid lubricant powder, and copper phthalocyanine on or above at least one of the pin contact surface and the box contact surface.
C10M 107/28 - Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds containing monomers having an unsaturated radical bound to a carboxyl radical, e.g. acrylate
C10M 107/30 - Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
C10M 107/38 - Lubricating compositions characterised by the base-material being a macromolecular compound containing halogen
C10M 139/00 - Lubricating compositions characterised by the additive being an organic non-macromolecular compound containing atoms of elements not provided for in groups
In a threaded connection for pipe having a two-step thread construction with intermediate shoulder surfaces, compression resistance is further improved. Upon completion of make-up of the pin 2 and box 3, the diameter of a stabbing clearance is 0.15 mm or smaller, where the stabbing clearance is defined between the stab flank of a male thread including an inner thread portion 27 and an outer thread portion 23 and the stab flank of a female thread including an inner thread portion 36 and an outer thread portion 32, thereby causing the stab flanks of the male and female threads to start to be in contact before the angle of rotation θ of the intermediate shoulder surfaces 25 and 34 as appearing in a longitudinal cross section starts to rapidly increase, thus preventing accumulation of damage in the intermediate shoulder surfaces 25 and 34.
Securing system intended to secure a cable to a tube for a tubular column for oil & gas, energy, or storage applications, said securing system comprising:—a bearing surface and an outside surface, the bearing surface being turned inwardly, said bearing surface defining an inside housing for the tube, the outside surface being turned outward relative to the bearing surface,—a tube fixing mechanism having an open state and a closed state, the tube fixing mechanism being configured to fix the securing system on the tube in the closed state of the tube fixing mechanism, the tube being housed in the inside housing in said closed state of the tube fixing mechanism, said tube fixing mechanism being mobile relative to the tube in an open state of the tube fixing mechanism; said tube fixing mechanism comprises a band, the band extending along a longitudinal axis, the band extending radially, the band extending around the tube, said band forming the bearing surface,—a cable securing mechanism having an outside housing for securing the cable, said outside housing having an opening for receiving, through said opening, the cable inside the outside housing, said opening of the outside housing being arranged on the outside surface.
The invention relates to a threaded joint (1) having a longitudinal axis (x), said joint comprising a first tubular component (C1) and a second tubular component (C2) screwed together, a first axial length BSL between a female inner abutment surface (23) and a female outer abutment surface (21) being greater than a second axial length PSL between a male inner abutment surface (13) and a male outer abutment surface (11), the first axial length BSL and the second axial length PSL being such that a gap (30) is formed between the male outer abutment surface (11) and the female outer abutment surface (21), said gap (30) being closable by contact between the male outer abutment surface (11) and the female outer abutment surface (21) when an axial compressive load is applied.
This internal inspection device is for determining a length and inner diameter of a tubular good. The internal inspection device includes a first positioning sensor, a second positioning sensor spaced axially from the first positioning sensor, a displacement sensor the displacement of the internal inspection device inside the tubular good between two positions sensed by the respective positioning sensors, the internal inspection device further including a electronic arranged to computing the length of the tubular good by adding a distance measured by the displacement sensor and a predetermined length.
G01B 5/04 - Measuring arrangements characterised by the use of mechanical techniques for measuring length, width, or thickness specially adapted for measuring length or width of objects while moving
F16L 55/32 - Constructional aspects of the propulsion means, e.g. towed by cables being self-contained
G01B 11/12 - Measuring arrangements characterised by the use of optical techniques for measuring diameters internal diameters
The invention relates to a threaded joint (1) comprising a male end (2) having a male thread (4) and a male free end (13), a female end (3) having a female thread (5) and a female free end (8), the female end (3) further comprising at least one extension (6) extending axially from the side of the female thread (5) and forming the female free end (8), the at least one extension (6) being radially flexible and comprising, on an inner surface (9), an extension shoulder (10) arranged so as to engage with a locking surface (11) extending from an outer surface (12) of the male end (2) and axially limit the relative movement of the male end (2) relative to the female end (3) in one direction.
Provided is an oil-well metal pipe which has excellent galling resistance even when a plating layer is formed on or above a contact surface of only one of a pin and a box. An oil-well metal pipe (1) according to the present disclosure includes: a pin (40) including a pin contact surface (400) with an external thread part (41); and a box (50) including a box contact surface (500) with an internal thread part (51). The oil-well metal pipe (1) according to the present disclosure further includes: a zirconium oxide coating (100) formed on one of the pin contact surface (400) and the box contact surface (500); a first resin coating (310) formed on or above the zirconium oxide coating (100); a plating layer (200) formed on or above the other of the pin contact surface (400) and the box contact surface (500); and a second resin coating (320) formed on or above the plating layer (200).
This drifting device for a tubular good includes a body, a means of propelling the body through the tubular good, and at least one attachment part for attaching a cylindrical drift mandrel to the body, wherein the attachment part is so configured to enable a degree of mobility of the cylindrical drift mandrel with respect to the body along a radial direction.
Provided is a metal pipe for an oil well, the metal pipe having excellent seizure resistance, even when a plating layer is formed only on or above the contact surface of one among a pin and a box. A metal pipe for an oil well (1) according to the present disclosure comprises: a pin (40) including a pin contact surface (400) having a male thread portion (41); and a box (50) including a box contact surface (500) having a female thread portion (51). The metal pipe for an oil well (1) according to the present disclosure further has: a zirconium oxide coating film (100) formed on one among the pin contact surface (400) and the box contact surface (500); a first resin coating film (310) formed on or above the zirconium oxide coating film (100); a plating layer (200) formed on or above the other among the pin contact surface (400) and the box contact surface (500); and a second resin coating film (320) formed on or above the plating layer (200).
Stabbing guide device (30) for a steel tube (10) designed to be secured on a portion (12) of said tube (1) used in a tubular column for oil and gas, energy, or storage applications, said device (30) comprising: - a substantially cylindrical body (32) extending along a rotational axis (A1) designed to surround the portion (12) of the first steel tube (10), said body (32) forming an open ring so that a circumferential gap (J1) subsists between two free ends (33a, 33b) of said body (32); - a locking door (34) secured in a non-detachable way to the body (32) at one of the two free ends (33a, 33b) of said body (32) and movable compared to said body (32) between a locked position in which the locking door (34) rotates towards the body (32) and surrounds the first tube (10), an intermediate position in which the locking door (34) is slid along the rotational axis (A1) towards a lower end (35) of the body (32) and an unlocked position in which the locking door (34) is rotated radially away from the body (32).
A steel pipe is for drilling, exploiting hydrocarbon wells, transporting petrol and gas, carbon capture or geothermal energy. The steel pipe includes at least one male or female insert and a metal body. The insert includes at least a first thread axis, at least one toric or frusto-conical sealing surface, a threaded portion and a non-threaded portion connected to the metal body. The metal body is made entirely by additive manufacturing and the insert includes an anchoring profile arranged so as to adhere the additive material of the metal body.
A high-torque threaded connection with male and female threadforms constituted by wedge threads is provided with high shear resistance and high torque resistance. The radius of curvature r1 of the base of the load flank of the first thread 111, located at the end of the male threadform 11 associated with the tip, is not lower than the thread height Th×0.14, and more preferably not lower than Th×0.16, to improve the shear resistance of the first thread 111. Further, the thread pitch may be reduced to increase the number of threads to increase the area of contact for load flanks, or only the radius of curvature of the base of the load flank of the first thread located at the end of the male threadform associated with the tip may be increased and smaller radii of curvature may be provided for the other portions to increase the area of contact for load flanks, thereby maintaining high torque resistance.
Tubular metal component (1) which can be combined with at least one other tubular metal component to form a joint, said tubular metal component (1) comprising a longitudinal axis (x), a body (12) and at least one first axial end (2) adjacent to the body (12), said first axial end (2) being provided with a connector comprising a screw thread (3, 300) and an internal abutment surface (5, 500), the tubular metal component (1) also comprising a wall (7) provided with an internal surface (8), said internal surface (8) being coated with a layer of thermally insulating material (9), said layer of thermally insulating material (9) being coated with a coating (11), said coating (11) having an axial portion (11ax) extending along the longitudinal axis (x) and a radial portion (11rad), said radial portion (11rad) extending along the internal abutment surface (5, 500).
An oil-well metal pipe according to the present disclosure can be fastened with high torque. An oil-well metal pipe (1) according to the present disclosure includes a resin coating (100) on or above at least one of a pin contact surface (400) and a box contact surface (500). The resin coating (100) contains: an epoxy resin: 40.0 to 97.0 mass%; a magnesium silicate hydroxide powder: 3.0 to 50.0 mass%; TiO2: 0 to 10.0 mass%; a wax: 0 to 10.0 mass%; a fluorine-based additive: 0 to 20.0 mass%; and graphite: 0 to 10.0 mass%; and satisfies Formula (1): (CW+CF+CG)/(CMg+CTiO2+CSi) ? 0.28 (1) where, in Formula (1), a content in mass% of the wax is substituted for CW, a content in mass% of the fluorine-based additive is substituted for CF, a content in mass% of the graphite is substituted for CG, a content in mass% of the magnesium silicate hydroxide powder is substituted for CMg, a content in mass% of the TiO2 is substituted for CTiO2, and a content in mass% of the silane coupling agent is substituted for CSi.
An oil-well metal pipe according to the present disclosure has a high shear strength. An oil-well metal pipe according to the present disclosure includes a resin coating (100) on or above at least one of a pin contact surface (400) and a box contact surface (500). The resin coating (100) contains: a resin: 50.0 to 99.5 mass%, a wax: 0 to 10.0 mass%, a fluorine-based additive: 0 to 30.0 mass%, graphite: 0 to 10.0 mass%, a rust preventive pigment: 0 to 30.0 mass%, a coloring pigment: 0 to 10.0 mass%, a coupling agent: 0 to 10.0 mass%, and one type or two types selected from a group consisting of a magnesium silicate hydroxide powder: 1.5 to 50.0 mass% and TiO2: 0.5 to 30.0 mass%; and satisfies Formula (1). (W+F+G)/(M+T) ? 5.00 (1)
The present invention relates in particular to a threaded end 1, 2 of a tubular component for drilling and/or exploiting a hydrocarbon well, transporting oil and gas, transporting or storing hydrogen, carbon capture or geothermy, comprising at least one thread 3, 4 extending on its outer or inner peripheral surface, the thread of which is coated with a layer 15 comprising a zinc-chromium (Zn-Cr) alloy, the zinc (Zn) of which is the predominant element by weight, relative to the total weight of the alloy. The present invention also relates to a method for preparing a threaded end 1, 2, as defined above, of a tubular component intended for drilling and/or exploiting a hydrocarbon well, transporting oil and gas, transporting or storing hydrogen, carbon capture or geothermy, comprising at least one electrolytic deposition, on the surface of the thread 3, 4 of the end, of an aqueous composition comprising one or more zinc salts, one or more chromium salts, one or more electrolytes and one or more surfactants.
The present invention relates in particular to a threaded end 1, 2 of a tubular component for drilling and/or exploiting a hydrocarbon well, transporting oil and gas, transporting or storing hydrogen, carbon capture or geothermy, comprising at least one thread 3, 4 extending on its outer or inner peripheral surface, the thread of which is coated with a layer 15 comprising a zinc-chromium (Zn-Cr) alloy, the zinc (Zn) of which is the predominant element by weight, relative to the total weight of the alloy. The present invention also relates to a method for preparing a threaded end 1, 2, as defined above, of a tubular component intended for drilling and/or exploiting a hydrocarbon well, transporting oil and gas, transporting or storing hydrogen, carbon capture or geothermy, comprising at least one electrolytic deposition, on the surface of the thread 3, 4 of the end, of an aqueous composition comprising one or more zinc salts, one or more chromium salts, one or more electrolytes and one or more surfactants.
A method for connecting threaded portions (3, 4) of a first tubular component (1) and of a second tubular component (2), comprising obtaining a torque curve. In addition, the method comprises assessing the quality of the connection between the first and second tubular components (1, 2), on the basis of first and second models, by validating or rejecting the obtained torque curve and assigning a connection status that is representative of the compliant or non-compliant state of the connection between the first and second tubular components (1, 2), respectively.
G01L 5/24 - Apparatus for, or methods of, measuring force, work, mechanical power, or torque, specially adapted for specific purposes for determining value of torque or twisting moment for tightening a nut or other member which is similarly stressed
E21B 17/042 - CouplingsJoints between rod and bit, or between rod and rod threaded
F16L 15/00 - Screw-threaded jointsForms of screw-threads for such joints
70.
PROTECTOR FOR A THREADED END OF A TUBULAR COMPONENT
The invention relates to a protector (1) for protecting a male (11) or female threaded end of a tubular component (10) for drilling, exploiting hydrocarbon wells, transporting oil and gas, transporting or storing hydrogen, carbon capture or geothermy, the male or female threaded end being provided with at least one external or internal thread (14), the protector comprising: - a main body (2) intended to receive the male or female threaded end, the main body comprising a peripheral side wall (4) extending in an axial direction (X), in which a housing (7) is provided in a thickness of the peripheral side wall, the housing extending around the peripheral side wall, - at least one threaded ring removably housed in the housing, the threaded ring having a thread intended to be screwed onto the external or internal thread of the male or female threaded end.
The invention relates to a protector (1) for protecting a male (11) or female threaded end of a tubular component (10) for drilling, exploiting hydrocarbon wells, transporting oil and gas, transporting or storing hydrogen, carbon capture or geothermy, the male or female threaded end being provided with at least one external or internal thread (14), the protector comprising: - a main body (2) intended to receive the male or female threaded end, the main body comprising a peripheral side wall (4) extending in an axial direction (X), in which a housing (7) is provided in a thickness of the peripheral side wall, the housing extending around the peripheral side wall, - at least one threaded ring removably housed in the housing, the threaded ring having a thread intended to be screwed onto the external or internal thread of the male or female threaded end.
A threaded tubular element (1, 2) for use in drilling, operating hydrocarbon wells, transporting petroleum and gas, transporting or storing hydrogen, carbon capture or in the field of geothermal energy, comprising a metal body (5) and at least one threaded end (3, 4) comprising at least one threaded portion (14,15), the threaded end (3, 4) comprising a multilayer coating (10) on at least one portion of the surface of the threaded end (3, 4), characterised in that the multilayer coating (10) comprises a first layer (11) comprising a solid zinc-nickel coating electrodeposited onto the at least one portion of the surface of the threaded end (3, 4), a second oxalate conversion layer (12) above the first layer (11), a third layer (13) comprising a polyurethane matrix or an epoxy matrix filled with solid lubricating particles above the second layer (12).
A threaded tubular element (1, 2) for use in drilling, operating hydrocarbon wells, transporting petroleum and gas, transporting or storing hydrogen, carbon capture or in the field of geothermal energy, comprising a metal body (5) and at least one threaded end (3, 4) comprising at least one threaded portion (14,15), the threaded end (3, 4) comprising a multilayer coating (10) on at least one portion of the surface of the threaded end (3, 4), characterised in that the multilayer coating (10) comprises a first layer (11) comprising a solid zinc-nickel coating electrodeposited onto the at least one portion of the surface of the threaded end (3, 4), a second oxalate conversion layer (12) above the first layer (11), a third layer (13) comprising a polyurethane matrix or an epoxy matrix filled with solid lubricating particles above the second layer (12).
E21B 17/042 - CouplingsJoints between rod and bit, or between rod and rod threaded
C10M 171/00 - Lubricating compositions characterised by purely physical criteria, e.g. containing as base-material, thickener or additive, ingredients which are characterised exclusively by their numerically specified physical properties, i.e. containing ingredients which are physically well defined but for which the chemical nature is either unspecified or only very vaguely indicated
C10M 177/00 - Special methods of preparation of lubricating compositionsChemical modification by after-treatment of components or of the whole of a lubricating composition, not covered by other classes
C10N 30/06 - OilinessFilm-strengthAnti-wearResistance to extreme pressure
C10N 30/12 - Inhibition of corrosion, e.g. anti-rust agents, anti-corrosives
An oil-well metal pipe including a Zn-Ni alloy plating layer that has high adhesion is provided. An oil-well metal pipe according to the present disclosure includes: a pipe main body that includes a pin which includes a pin contact surface including an external thread part and which is formed at a first end portion, and a box which includes a box contact surface including an internal thread part and which is formed at a second end portion; and a Zn-Ni alloy plating layer which is formed on at least one of the pin contact surface and the box contact surface. The X-ray diffraction intensities of the Zn-Ni alloy plating layer satisfy Formula (1). I18/(I18+I36+I54)?0.60 (1) Here, in Formula (1), in units of cps, an X-ray diffraction intensity of {411} and {330} is substituted for I18, an X-ray diffraction intensity of {442} and {600} is substituted for I36, and an X-ray diffraction intensity of {552} is substituted for I54.
A self-locking threaded connection partially in a non-locking engagement includes a first and a second tubular component provided respectively with male and female threaded zone at their respective ends. First portions of the female threaded zones with varying thread width and root cooperate together along a self-locking tightening arrangement. A locking region within the threaded connection is located in the middle of non-locking, and radially centered to the pipe body API tolerances in order to withstand high torque and seal performances.
A threaded connection for pipes according to the present embodiment includes a pin, a box, and a Zn—Ni alloy plating layer. The pin has a pin contact surface that includes an external thread part. The box has a box contact surface that includes an internal thread part. The Zn—Ni alloy plating layer is disposed on or above at least one of the pin contact surface and the box contact surface. The Zn—Ni alloy plating layer contains graphite.
The invention relates to a tubular component (1) of a well pipe, comprising a transmitting antenna (2), a first reading antenna (3) spaced axially apart from the transmitting antenna (2) by a distance D, excitation electronics (4) connected to the transmitting antenna (2) and arranged to transmit an electromagnetic field E having a first electromagnetic characteristic, and reading electronics (11) connected to the first reading antenna (3) and arranged to detect temporal and intentional variations of the electromagnetic field according to said first characteristic.
E21B 47/13 - Means for transmitting measuring-signals or control signals from the well to the surface, or from the surface to the well, e.g. for logging while drilling by electromagnetic energy, e.g. of radio frequency range
A steel tubular pipe, which is threaded, sleeved, or integral, includes at least one first male threaded end, an inner surface, and a metal deposition layer on the inner surface and of thickness between 0.01 mm and 0.8 mm deposited on all or part of the inner surface of the pipe.
Threaded joint, comprising a first and a second tubular component (C1, C2), the first tubular component comprising a first pipe body (10) and a male end (1), the male end comprising a distal surface (17) and a male threaded zone (13) at a male end, the second tubular component comprising a second pipe body (20) and a female end (2) comprising a distal surface and a female threaded zone (23), both male and female threaded zones (13, 23) comprising respectively a varying zone where thread have varying width, and a non varying zone, adjacent to the varying zone, where thread have a constant width, the varying zone of the male threaded zone being made up with the varying zone of the female threaded zone, and non varying zone of the male threaded zone being made up with the non varying zone of the female threaded zone, a thread profile of the male and female threaded zones being trapezoidal and a pin external shoulder (37) of the male end is in axial abutting contact against a corresponding abutment surface (42) of the female distal surface.
P), is such that, when the pin and box are made up and upon application of an axial compressive load, the pin and box are slightly axially compressed by the compressive load and the pin end shoulder surface comes into pressure contact with the box end shoulder surface to bear part of the compressive load.
The invention relates to a connection device (1) comprising a first tubular element (3), a second tubular element (2) and a coupling sleeve (4) for connecting the first tubular element (3) to the second tubular element (2); the first male portion (6) of the first tubular element (3) comprising a free end which comprises an annular sealing lip (16), the sealing lip (16) being configured to cover an outer sealing surface (14) of the second tubular element (2), the sealing lip (16) having an outer periphery (17) on which an outer thread (12) is formed.
The invention relates to a connection device (1) comprising a first tubular element (3), a second tubular element (2) and a coupling sleeve (4) for connecting the first tubular element (3) to the second tubular element (2); the first male portion (6) of the first tubular element (3) comprising a free end which comprises an annular sealing lip (16), the sealing lip (16) being configured to cover an outer sealing surface (14) of the second tubular element (2), the sealing lip (16) having an outer periphery (17) on which an outer thread (12) is formed.
A threaded connection comprising: a first tubular component (1) having a first male threaded portion (16) and a second male threaded portion (17), a root width in the first male threaded portion (16) decreasing in a direction oriented a first pipe body (3), the root width being constant in the second male threaded portion (17), the second tubular component (2) comprising a female threaded zone (10) having a first female threaded portion (19) with a root width decreasing in a direction oriented towards a second pipe body (5), the connection being partially made up in a self-locking arrangement in order to provide a locking region (18) and a non-locking region (20), a female distal thread (22) of the locking region (18) has a width such that FDTW/TH >= 125%, in which FDTW is a tooth width of the female distal thread (22) of the locking region and TH is the tooth height of said female distal thread (22).
A threaded connection comprising: a first tubular component (1) having a first male threaded portion (16) and a second male threaded portion (17), a root width in the first male threaded portion (16) decreasing in a direction oriented a first pipe body (3), the root width being constant in the second male threaded portion (17), the second tubular component (2) comprising a female threaded zone (10) having a first female threaded portion (19) with a root width decreasing in a direction oriented towards a second pipe body (5), the connection being partially made up in a self-locking arrangement in order to provide a locking region (18) and a non-locking region (20), a female distal thread (22) of the locking region (18) has a width such that FDTW/TH >= 125%, in which FDTW is a tooth width of the female distal thread (22) of the locking region and TH is the tooth height of said female distal thread (22).
The invention relates to a blasting system (40) for a sandblasting device comprising: • a first sandblasting nozzle (1) comprising a first outlet port (11) and configured to blast a first sandblasting jet from the first outlet port (11), said first sandblasting jet having a component along a longitudinal axis (x) of the blasting system (40) in a first sandblasting direction, and • a second sandblasting nozzle (2) comprising a second outlet port (21) and configured to project a second sandblasting jet from the second outlet port (21), the second sandblasting jet having a component along said longitudinal axis (x) of the blasting system (40) in a second sandblasting direction, the first sandblasting direction along the longitudinal axis (x) of the blasting system (40) being opposite to the second sandblasting direction along the longitudinal axis (x).
B24C 3/32 - Abrasive blasting machines or devicesPlants designed for abrasive blasting of particular work, e.g. the internal surfaces of cylinder blocks
The invention relates to a sandblasting nozzle (1) comprising: * a first fluid supply pipe (2) comprising a fluid inlet (201) and a fluid outlet (202), said fluid outlet (202) comprising a first outlet port (6), and * a second sandblasting agent supply pipe (3) comprising a sandblasting agent inlet (301) and a sandblasting agent outlet (302), said sandblasting agent outlet (302) comprising a second outlet port (8), the fluid outlet (202) opening through the first outlet port (6) into the second pipe (3) opposite the second outlet port (8), and said fluid outlet (202) being configured such that a mixture of sandblasting agent supplied to the second pipe (3) and pressurised fluid supplied to the first pipe (2) is ejected from the nozzle through the second outlet port (8).
B24C 3/32 - Abrasive blasting machines or devicesPlants designed for abrasive blasting of particular work, e.g. the internal surfaces of cylinder blocks
An oil-well steel pipe including a Zn-Ni alloy plating layer that has excellent galling resistance is provided. An oil-well steel pipe according to the present disclosure includes: a pipe main body that includes a pin which includes a pin contact surface, and a box which includes a box contact surface; and a Zn-Ni alloy plating layer which is formed on at least one of the pin contact surface and the box contact surface. The chemical composition of the pipe main body contains, in mass%, C: 0.01 to 0.60%, Cr: 0 to 8.0% and Fe: 80.0% or more. In addition, when a region containing C in an amount that, in mass%, is 1.5 times or more greater than the C content of the pipe main body is defined as a C-concentrated layer, the thickness of the C-concentrated layer in the wall thickness direction of the pipe main body is within the range of 0 to 1.50 ?m.
F16L 15/04 - Screw-threaded jointsForms of screw-threads for such joints with additional sealings
89.
OIL WELL STEEL PIPE WITH THREADED CONNECTION, METHOD FOR PRODUCING OIL WELL STEEL PIPES CONNECTED BODY USING OIL WELL STEEL PIPE WITH THREADED CONNECTION, AND METHOD FOR PRODUCINGOIL WELL STEEL PIPE WITH THREADED CONNECTIO
This invention provides an oil well steel pipe with a threaded connection with which excellent galling resistance is obtained without using a compound grease, and which can suppress the occurrence of rust on a pin contact surface and can also keep shouldering torque at a low level. An oil well steel pipe with a threaded connection of the present disclosure includes a pipe main body 10 including a first end portion 10A and a second end portion 10B. The pipe main body 10 includes a pin 40 formed at the first end portion 10A, and a box 50 formed at the second end portion 10B. A light oil 80 is applied to a pin contact surface 400 of the pin 40. A solid lubricant coating 60 is formed on a box contact surface 500 of the box 50.
F16L 15/04 - Screw-threaded jointsForms of screw-threads for such joints with additional sealings
90.
SCREW JOINT-EQUIPPED OIL WELL PIPE, METHOD FOR PRODUCING OIL WELL PIPE CONNECTING BODY WHICH USES SCREW JOINT-EQUIPPED OIL WELL PIPE, AND METHOD FOR PRODUCING SCREW JOINT-EQUIPPED OIL WELL PIPE
Provided is a screw joint-equipped oil well pipe which is capable of suppressing shouldering torque, minimizing rusting on the pin contact surface, and attaining excellent seizure resistance without using compound grease. A screw joint-equipped oil well pipe according to the present disclosure is equipped with a pipe main body (10) which includes a first end section (10A) and a second end section (10B). The pipe main body (10) includes a pin (40) formed at the first end section (10A) and a box (50) formed at the second end section (10B). The pin contact surface (400) of the pin (40) is coated with light oil (80). The box contact surface (500) of the box (50) has a solid lubrication film (60) formed thereon.
A device for a steel tube designed to be secured on a portion of the tube used in a tubular hydrocarbon column includes a substantially cylindrical envelope extending along a longitudinal axis and designed to surround the box portion of the first steel tube and the envelope forming an opened ring so that a circumferential gap subsists between two free ends of the envelope; and a locking mechanism fixed to the envelope in the vicinity of the circumferential gap and configured to bring the free ends of the envelope closer to each other in a locked position.
Provided is a steel pipe for an oil well, the pipe comprising a Zn-Ni alloy plating layer having excellent seizure resistance. The steel pipe for an oil well according to the present disclosure comprises: a pipe body including a pin that includes a pin contact surface, and a box that includes a box contact surface; and a Zn-Ni alloy plating layer formed on at least one of the pin contact surface and the box contact surface. The chemical composition of the pipe body contains, in mass%, C: 0.01–0.60%, Cr: 0–8.0%, and Fe: 80.0% or more. Furthermore, when a C-enriched layer is defined as a region containing 1.5 times or more the C content of the pipe body in mass%, the thickness of the C-enriched layer of the pipe body in the wall thickness direction is 0–1.50 μm.
b) which are offset radially with respect to a longitudinal axis of the second tubular component by a second shoulder (28). The second shoulder is to abut the first shoulder once the male portion is connected to the female portion. The threaded tubular connection comprises an inner short length fluid tight seal.
The invention relates to a tubular threaded seal (1) for drilling, the exploitation of hydrocarbon wells, the transport of petroleum and gas, carbon capture or geothermal energy, comprising a male tubular element (2) and a female tubular element (3), each of said male tubular element (2) and female tubular element (3) respectively comprising a male threaded portion (4) and a female threaded portion (5). Either the male threaded portion (4) or female threaded portion (5) optionally comprises a solid anti-corrosion and/or lubricating coating (10), said male threaded portion (4) and female threaded portion (5) respectively comprising at least one male thread tooth (6) or one female thread tooth (5) and a thread axial clearance TAG (8) providing a space, in the installed state, between an engagement flank (14) of said male thread tooth and a bearing flank (15) of said female thread tooth (7), characterised in that said thread axial clearance TAG (8) is greater than or equal to a minimum clearance TAGmin.
The invention relates to a tubular threaded seal (1) for drilling, the exploitation of hydrocarbon wells, the transport of petroleum and gas, carbon capture or geothermal energy, comprising a male tubular element (2) and a female tubular element (3), each of said male tubular element (2) and female tubular element (3) respectively comprising a male threaded portion (4) and a female threaded portion (5). Either the male threaded portion (4) or female threaded portion (5) optionally comprises a solid anti-corrosion and/or lubricating coating (10), said male threaded portion (4) and female threaded portion (5) respectively comprising at least one male thread tooth (6) or one female thread tooth (5) and a thread axial clearance TAG (8) providing a space, in the installed state, between an engagement flank (14) of said male thread tooth and a bearing flank (15) of said female thread tooth (7), characterised in that said thread axial clearance TAG (8) is greater than or equal to a minimum clearance TAGmin.
The invention relates to a tubular element (2, 20, 30, 40) comprising a body (4), the body having a first surface (3, 43) on which a thread (5, 45) is formed, a second surface (7, 47) radially opposite the first surface (3, 43), and a sealing surface (10, 50) located on the first surface (3, 43), said body (4) being made from a steel having a first yield strength Ys1, the tubular element comprising a segment (11, 21, 31, 41) extending radially from the second surface (7, 47) in line with the sealing surface (10, 50) and having a second yield strength Ys2 greater than the first yield strength Ys1.
The invention relates to a tubular threaded element (2, 20, 30) comprising at least one thread (5, 25), a distal end (8, 28), a body (4), and a segment (11, 21, 31) extending from the body (4) to the distal end (8, 28), the segment (11, 21) comprising the distal end (8, 28), the body (4) having a first surface on which the thread (5, 25) is at least partially formed, the segment (11, 21) comprising a sealing surface (10, 30) located axially between the distal end (8, 28) and the at least one thread (5, 25), said body (4) being made from a steel having a first yield strength Ys1 and said segment (11, 21) being made from a steel having a second yield strength Ys2 greater than the first yield strength Ys1.
The invention relates to a tubular element (2; 20, 30, 40, 50) comprising a body (4, 34), the body (4, 34) having a first surface (12, 32) on which a thread (5; 7; 35; 37) is formed and a second surface (13; 33) radially opposite the first surface (12; 32), said body (4; 34) being made from a steel having a first yield strength Ys1, the tubular element further comprising a segment (11; 21; 31; 41) extending radially from the second surface (13; 33) and extending axially at the thread (5; 7; 35; 37), said segment (11; 21; 31; 41) being made from a steel having a second yield strength Ys2 greater than the first yield strength Ys1.
Threaded tubular connection for the casing of hydrocarbon wells obtained by makeup of a male tool joint with a female tool joint, the connection includes in order from a free edge of the male tool joint: an inner metal-metal seal, a first threaded portion, an intermediate abutment, an intermediate metal-metal seal and a second threaded portion, the free edge being at a non-zero axial distance from the female tool joint, the threaded portions each comprising a helix equipped with a load flank, a thread crest, a stabbing flank, a thread root, such that a pitch of the load flank and a pitch of the stabbing flank of the first threaded portion, and respectively a pitch of the load flank and a pitch of the stabbing flank of the second threaded portion fulfil the following condition: SFLb1=LFLb1=SFLb2=LFLb2=SFLp1=SLFLp2=LFLp2.
