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WO/2021/058422A1 |
The present invention relates to a well tool device (10) for forming a permanent barrier in a well (WE). The device (10) comprises a housing (20) in which a compartment (30) is provided, a pyrotechnic mixture (40) provided within the com...
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WO/2021/058424A1 |
It is disclosed a well tool device and a method for forming a permanent well barrier. The well tool device (10) comprises: - a housing (20) having a circular cross-section and a longitudinal extension; - a pyrotechnic mixture (40) provid...
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WO/2021/050497A1 |
A downhole tool (55) includes a top sub-assembly configured to couple to a downhole conveyance (17) operable to move the downhole tool through a wellbore; a housing (70) coupled to the top sub-assembly and including a retention sub-assem...
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WO/2021/040531A1 |
The invention is a drill pipe string (10) - conveyed casing cutter tool comprising - a cylindrical main body (0) with casing cutter knife arms (3) rotatable on pivot axles (31) and provided with rotating cogs (32) in a first end of said ...
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WO/2021/038254A1 |
Sealing a well above a barrier or plug, comprising the steps of lowering a first tool on a slickline (21), comprising a plurality of cartridges (26), these cartridges including a plurality of cartridges containing a thermite material at ...
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WO/2021/040759A1 |
A downhole apparatus comprises a casing string with a fluid barrier connected in the casing string. A degradable plug is positioned in the casing string above the fluid barrier. The degradable plug and fluid barrier define upper and lowe...
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WO/2021/040532A1 |
The invention is a drill pipe string (10) - conveyed casing cutter tool comprising - a cylindrical main body (0) with casing cutter knife arms (3) rotatable on pivot axles (31) and provided with rotating cogs (32) in a first end of said ...
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WO/2021/034839A1 |
A cutting assembly (112) is housed within a main body (202). The cutting assembly includes a rotary blade (206) mounted vertically within the main body. A blade motor (212) is coupled to the rotary blade. The blade motor is configured to...
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WO/2021/034325A1 |
A metal patch for patching a downhole well casing comprises a metal sealant having a shape congruent with a section of the downhole well casing and transition-able from a first state to a second state. The metal sealant expands and harde...
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WO/2021/026749A1 |
A compound lining apparatus for a pipeline, comprising a cylindrical body (2), a directing head (3), a control connector (4),an annular sealing assembly (5), and a metal lining tube (6). One end of the cylindrical body (2) is used for in...
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WO/2021/030043A1 |
Provided, in one aspect, is a drillable window assembly. The drillable window assembly, in this aspect, includes a first precut casing joint, the first precut casing joint including a first casing tubular having two or more radially offs...
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WO/2021/012289A1 |
A liner composite device for a pipeline, comprising a cylinder body (2), a steering head (3), a pressure control connector (4), an annular sealing assembly (5), and a metal liner pipe (6). One end of the cylinder body (2) is used for inj...
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WO/2021/011295A1 |
A method of forming a casing window in a casing tubular includes introducing a bottom hole assembly (BHA) into a casing tubular, running the bottom hole assembly to a selected position in the casing tubular, directing an ultrasonic wave ...
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WO/2021/006732A1 |
A first aspect provides a device for processing a conduit. The device comprises a cutting module to cut at least part of the conduit over a longitudinal axis of the conduit by creating a first cut line in the conduit substantially parall...
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WO/2021/002755A1 |
A method for completion of an oil or gas well with production tubing (14), and a well tool device (1) comprising an first pipe part (20) and a second pipe part (22) each having a first end (20a, 22a), and a second end (20b, 22b) with a t...
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WO/2020/260545A1 |
A method of severing casing of an inner casing string located inside an outer casing string in a well bore, without damaging the outer casing string. A casing severing tool is run into the inner casing string and by determining a locatio...
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WO/2020/252597A1 |
Systems and methodologies are provided for simultaneously milling obstructions from within a subterranean wellbore while pumping the milled obstructions and debris from the wellbore to the surface. The present systems and methodologies a...
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WO/2020/256563A1 |
The invention is a casing retrieval drill pipe string (0) conveyed toolstring assembly (1) for a well comprising one or more casings (130, 120, 118), said toolstring assembly comprising: - a casing spear tool (30) arranged for engaging a...
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WO/2020/254659A1 |
A tool (1) for manipulating a material, includes a body (4) defining a chamber (6). At least one source (8) of a pressurised fuel and oxidant mixture (9) or of a monopropellant is in communication with a chamber via an injector device. A...
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WO/2020/251606A1 |
A method and apparatus according to which a perforating gun includes a first detonation train and a second detonation train. The first detonation train is detonable to perforate a wellbore proximate a subterranean formation. The first de...
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WO/2020/229564A1 |
A recovery assembly which includes an anchoring device (38) and jacking tool (34) which incorporates a resetting mechanism (270). The jacking tool (34) is positioned below a cut point (22) on tubing (24) and grips the remaining tubing wh...
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WO/2020/228088A1 |
A sleeve patch plugging continuous oil pipe drag fracturing old well reconstruction method: by means of a sleeve patch plugging continuous oil pipe drag fracturing column to which a continuous oil pipe connector (1), a safety joint (2), ...
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WO/2020/225525A1 |
A packer assembly (2) for deforming casing (4) is described. Packer assembly (2) comprises a first body portion (8) removably connectable to a second body portion (10). An elastomeric packer element (12) is disposed on the first body por...
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WO/2020/222753A1 |
Provided is a valve assembly and method for opening and closing thereof. The valve assembly, in one aspect, includes a valve body having inlet and outlet flow passageways connected by a valve chamber, and a ball valve member having a bor...
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WO/2020/216649A1 |
A method of performing a permanent plugging and abandonment operation of a well (W) by forming at least two barriers (RSB, CRSB), the method comprising the steps of: - providing an amount of a heat generating mixture (40), - positioning ...
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WO/2020/219412A1 |
A blowout preventer (BOP) includes a main body that includes a bore extending therethrough and opposing shear rams configured to shear a tubular positioned within the bore. The opposing shear rams are configured to guide the tubular to b...
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WO/2020/216693A1 |
It is disclosed a well tool device and a method for forming a permanent well barrier. The well tool device (10) comprises: a housing (20); a movable partition device (26a, 26b, 26c) provided within the housing, the partition device (26a,...
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WO/2020/219410A1 |
A blowout preventer (BOP) includes a main body comprising a bore extending therethrough and a pair of opposing upper and lower rams configured to shear a tubular extending through the bore. The upper ram includes a first sloped surface o...
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WO/2020/205613A1 |
An integrated milling and production device includes a production housing having a central bore, one or more flapper valves pivotally disposed within the central bore, and an actuator disposed within the central bore. The flapper valves ...
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WO/2020/193710A1 |
A method for well abandonment in a cased well bore by perforating, washing and cementing to provide a plug over a longitudinal section of the well, wherein logging of the washed outer annulus is performed to evaluate the effectiveness of...
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WO/2020/188481A1 |
A plug and abandonment wellbore intervention technology to longitudinal and circumferential cut a wellbore tubular (30) in the same wellbore intervention, followed by dropping the cut sections into the wellbore below the location of the ...
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WO/2020/190148A1 |
A cutting apparatus (1) comprising an elongated frame (11) which is rotatable around a centre axis (18) and is provided with a first end portion (111) and a second end portion (112), a drive station (16) for a continuous cutting wire (17...
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WO/2020/185327A1 |
An apparatus for performing a milling operation includes a mill having an internal fluid conduit and a fluid port configured to connect the internal fluid conduit to an exterior of the mill. A moveable flow diversion component is configu...
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WO/2020/185285A1 |
A downhole torch system and method of use includes a cylindrical housing, a protective material provided on at least one of the cylindrical housing and the fuel load, and a fuel load located within the cylindrical housing. The protective...
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WO/2020/186140A1 |
A hot bolt clamp and method for repairing a multi-bolt flange of a pipe. The clamp has enclosures that can be assembled around the multi-bolt flange. The clamp has a central opening extending through a first enclosure face and a second e...
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WO/2020/183187A1 |
A method of conveying materials or tools into a well, the well including a plurality of lengths of concentric tubing, comprising the step of permitting at least one cartridge to free-fall under gravity into the well. No line may be conne...
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WO/2020/178577A1 |
A cutting system, at least one cutting tool, and a measurement system, wherein the measurement system is configured to determine an extent, progress and/or geometry of a cut formed by the cutting tool in a wall of a tubular or other memb...
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WO/2020/169977A1 |
A method of abandoning a well, the well including a plurality of lengths of concentric tubing, which includes the steps of lowering an ignitor (70) into the well to be abandoned, filling the innermost tubing (65) with a quantity of therm...
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WO/2019/177707A9 |
A system including a gripping tool and a rotary cutting tool may be used to grip a section of casing while cutting through a lower portion of the casing in a single trip. The gripping tool includes a mandrel with a flow bore extending th...
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WO/2020/165573A1 |
The present disclosure provides apparatus for removing material from an internal surface of a pipe (1). The apparatus comprises a low-power cutting tool for insertion into the pipe (1) and configured to remove material from an internal s...
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WO/2020/010283A8 |
A bi-mill mills an opening through a wellbore casing in a preplanned lateral drilling path in departure from the wellbore axis and through the wellbore casing or rock formation and in the direction of the drilling path. The bi-mill provi...
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WO/2020/152179A1 |
A technique facilitates patching of a tubing (42), e.g. casing (36), in a downhole environment (32). The technique employs a patching system comprising a plurality of expansion rings (48). The expansion rings (48) are moved downhole to a...
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WO/2020/154061A1 |
There is a shaped charge (400) for making an asymmetrical perforation into a casing. The shaped charge (400) includes a case (402) extending along a symmetry axis X and having a back wall (404) and an open end (409); an explosive materia...
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WO/2020/148575A1 |
An example pipe cutting tool includes a plurality of actuators and a plurality of cutters. Each of the plurality of cutters is connected to at least one separate actuator of the plurality of actuators. The at least one separate actuator ...
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WO/2020/150083A1 |
A downhole tool includes a housing configured to be connected between two tubular members. The housing includes a chamber and a plug assembly is disposed in the chamber and divides the chamber into an up-hole portion and a downhole porti...
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WO/2020/144147A1 |
The present invention relates to a downhole method for providing a zonal isolation at a predetermined position in an annulus between a wall of a borehole and a well tubular metal structure having a longitudinal extension in an existing w...
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WO/2020/144148A1 |
The present invention relates to a downhole method for removal of at least part of a first well tubular metal structure in a borehole of an existing well having a top, the first well tubular metal structure having a longitudinal extensio...
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WO/2020/139336A1 |
Provided is a shaped charge for use in a radial cutter. The shaped charge, in one example, includes a circular charge formed into a predetermined shape, the predetermined shape selected to form a concave edge. The circular charge, in thi...
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WO/2020/122732A1 |
A drilling assembly(1), comprising a drill bit (5) and a cutting assembly (2), - said drilling assembly (1) forming a longitudinal center axis (9); - said drill bit (5) and cutting assembly (2) being fastened to a rotatable spline drive ...
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WO/2020/112162A1 |
A casing mill for downhole casing milling has multiple elongated cutter bases hingedly connected to a main body by a plurality of positioning arms. An operating mechanism within the main body of the casing mill, actuated by fluid flow, m...
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