Downhole wireline cleaning tool (1) adapted to scrape and remove objects such as scale decreasing an inner diameter of a casing in a wellbore comprising a tool housing (4) having a first housing part (5) and a second housing part (6) a projectable arm (7) which is pivotably connected with the first housing part at a...

The present invention relates to an annular barrier to be expanded in an annulus between a well tubular structure and an inside wall of a borehole downhole for providing zone isolation between a first zone and a second zone of the borehole comprising a tubular part for mounting as part of the well tubular structure ...

The present invention relates to an annular barrier to be expanded in an annulus between a well tubular structure and an inside wall of a borehole downhole. The annular barrier comprises a tubular part for mounting as part of the well tubular structure, an expandable sleeve surrounding the tubular part and having an...

The present invention relates to a downhole expandable metal tubular having an axial extension to be expanded in a well downhole to abut against an inner face of a casing or a borehole comprising a first section having a first outer diameter two circumferential projections having a second outer diameter which is lar...

The present invention relates to a downhole system for unloading a liquid of a well in an annulus between an intermediate casing and a production tubular metal structure. The downhole system comprises the intermediate casing; a pump at a top of the well, configured to pressurise the annulus to displace the liquid in...

The present invention relates to an annular barrier to be expanded in an annulus between a well tubular structure and an inside wall of a borehole downhole for providing zone isolation between a first zone and a second zone of the borehole. The annular barrier comprises a tubular part for mounting as part of the wel...

The present invention relates to a downhole sensor system for measuring a pressure of a fluid downhole in a well comprising a well tubular structure having an inside and being arranged in a borehole with a wall and an annulus defined between the well tubular structure and the wall of the borehole a sensor unit havin...

The present invention relates to a disconnecting tool (1) for disconnecting a drill pipe from a lower casing in a borehole and having an axial extension along a centre line (2) comprising an axial force generator (4) comprising a first part (5) and a second part (6) and providing an axial movement of the second part...

The present invention relates to a downhole well tubular structure configured to be arranged in a borehole in a formation comprising a well tubular part having an opening and an inner face the well tubular part having an axial extension a first sleeve configured to slide within the well tubular part along at least p...

The present invention relates to a downhole well system for producing hydrocarbon containing fluid from a reservoir downhole comprising a well tubular structure having an inside a first and a second annular barrier for isolating an annulus outside the well tubular structure each annular barrier comprising a tubular ...

The present invention relates to a downhole flow control device for controlling a flow of a fluid from a borehole into a well tubular structure and/or from the well tubular structure into the borehole comprising a base tubular having an axial axis and adapted to be mounted as part of the well tubular structure the b...

The present invention relates to a downhole cleaning tool for removing residues or precipitation solids on an inner face of a casing or liner. The downhole cleaning tool comprises a tool body having a bore and a wall at least one inlet in the wall of the tool body said inlet being fluidly connected with the bore a s...

The present invention relates to a gas lift system (1) arranged in a well (65) having a top (10) and comprising a well fluid (11) the gas lift system comprising a casing (61) arranged in the borehole defining a surrounding annulus (62) an opening (86) in the casing and a pumping unit (12) for pumping gas (8) into th...

The present invention relates to a downhole pumping assembly for being introduced in a well inside a casing and submerged in well fluid the downhole pumping assembly extending in a longitudinal direction and being adapted for connection with a wireline. The downhole pumping assembly comprises a pump section comprisi...

The present invention relates to a downhole system for completing a well. The downhole system comprises a downhole well tubular structure having a wall and being configured to be arranged in a borehole of the well and a first annular barrier for being expanded in an annulus between the downhole well tubular structur...

The present invention relates to a downhole wireless transfer system (1) for transferring signals and/or power comprising a production casing (2) arranged in a borehole (3) defining an annulus (4) therebetween the production casing having an inner face (5) and an outer face (6) a downhole tool (7) comprising a first...

The invention relates to a sealing method for sealing off a leak in a casing (2) or for sealing of a production zone (1) where the casing (2) having a circumference and perforations (3) is situated in a borehole downhole, but with a distance to the inner wall of the borehole, creating an intervening space (4) there ...

The present invention relates to a propelling tool (1) enabling a forward drive for operation in a pipeline (3)  a casing  a well  or any other cavity. The propelling tool comprises a supply tubing (4) containing the supply fluid  a housing (5) connected to the supply tubing having a supply inlet (6) provided in the...

Abstract DOWNHOLE FLOW DEVICE The present invention relates to a downhole flow device for controlling a flow of fluid between an annulus and an inner bore of a well tubular metal structure arranged in a borehole. The downhole flow device comprises a tubular part comprising a first opening and an axial extension, a...

Downhole system comprising: - a first tubular structure (1A) and a second tubular structure (IB) arranged partly inside of it - a first electrical unit (20) comprising a first inductive coupler part (20A) and being arranged on an outer face (21) of the first tubular structure and electrically connected with an elect...

The present invention relates to a downhole wireline machining tool string for increasing an inner diameter of a well tubular metal structure in a well. The downhole wireline machining tool string has a longitudinal axis (4) and comprises a rotatable tool part (5) comprising a machining tool (7) having a first end p...

The present invention relates to a pulling tool (1) for latching onto an object (30) such as a plug downhole in a wellbore The pulling tool comprises a base element (10) extending in a longitudinal direction from a proximal end (10a) for being connected to a wireline tool to a distal end (10b) adapted to engage the ...

The present invention relates to a downhole tool head (1) for mounting onto a downhole tool (10) for drilling in a formation downhole or for releasing precipitated solids (2)  such as ice  scales or the like  in a cavity fluid in a pipeline  a casing (3)  a well or any other cavity downhole. The downhole tool head c...

The present invention relates to an annular barrier system (100) connected with a well head (40) via a well tubular structure (3) comprising a first annular barrier (1) and a second annular barrier (21) to be expanded in an annulus (2) between the well tubular structure and an inside wall (4) of a casing (20) or a b...

The present invention relates to a cleaning tool for cleaning and treating an inner surface of a downhole casing. The cleaning tool comprises a tool housing a mechanical cleaning tool section comprising mechanical cleaning elements for releasing elements of the inner surface of the casing in order to clean the casin...

The present invention relates to an annular barrier to be expanded in an annulus between a well tubular structure and a wall of a borehole downhole for providing zone isolation between a first zone having a first pressure and a second zone having a second pressure of the borehole. The annular barrier comprises a tub...

The present invention relates to a downhole production casing string for insertion in a borehole in a reservoir the downhole production casing string having a first end nearest a top of the borehole and a second end furthest away from the top the downhole production casing string extending along a longitudinal axi...

The present invention relates to a method for controlling a drilling or cutting operation performed by a wireline tool downhole comprising the steps of commencing a drilling or cutting operation in a downhole object such as a casing or valve; detecting vibration produced during the drilling or cutting operation in t...

The present invention relates to sealing method for sealing a zone of a casing in a well the zone comprising several leaks perforations and/or weakened casing parts or other irregularities having a casing characteristic which when measured is found to be outside a predetermined interval. The sealing method comprises...

The present invention relates to an annular barrier (1) to be expanded in an annulus (2) between a well tubular structure and an inside wall (4) of a borehole (5) downhole comprising a tubular part for mounting as part of the well tubular structure said tubular part (6) having a longitudinal axis; an expandable slee...

The present invention relates to a release device (10) for releasably connecting a downhole object (80) such as a running tool or a plug to a setting tool the release device extending between a proximal end (10a) adapted to be coupled to the setting tool and a distal end (10b) adapted to be coupled to the downhole o...

The present invention relates to a stimulation method for stimulating oil or gas containing parts of a formation said parts being situated between an injection or a production well and a production well. The method comprises the steps of arranging at least one mechanical wave activation device in one or more injecti...

The present invention relates to an annular barrier (1) to be expanded in an annulus between a well tubular structure and an inside wall of a borehole downhole comprising a tubular part (6) for mounting as part of the well tubular structure said tubular part having a longitudinal axis an expandable sleeve surroundin...

The present invention relates to an annular barrier to be expanded in an annulus between a well tubular structure and an inside wall of a borehole downhole for providing zone isolation between a first zone and a second zone of the borehole the annular barrier comprising a tubular metal part for mounting as part of ...

The present invention relates to a scanning tool (1) for scanning an object down-hole. The tool has a longitudinal axis and comprises an emitting device (2) for emitting radiation, a lens (3) for transmitting the radiation in a predetermined pattern (4) of radiation, and a receiving device (5). In a first position o...

The invention relates to a logging tool (1) for determining properties of a fluid (2) surrounding the tool arranged downhole in a casing (3) comprising a wall (4) and having a longitudinal extension. The logging tool has a substantially longitudinal cylindrical shape with a longitudinal axis and, when seen in cross-...

The present invention relates to a wireless downhole unit (1) adapted to be lowered into a well (2) in a casing (3) having an inner wall (4) and an inner diameter (Dc). The wireless downhole unit comprises an electrical motor (5) a pump (6) and driving means (7) for allowing movement of the wireless downhole unit wi...

The present invention relates to a downhole punch for insertion into a wall of a casing. The downhole punch comprises a body having a first end and a second end and a through bore forming an inner face of the body and an outer face of the body wherein the first end comprises at least one cutting edge at least formin...

A downhole stroking tool (1) comprising a housing (2) a first chamber (3) a first tool part (4) comprising a pump unit (5) providing pressurised fluid to the chamber a shaft (6) penetrating the chamber and a first piston (7) dividing the first chamber into a first chamber section (8 8a) and a second chamber section ...

The present invention relates to a downhole tool for guiding a device into a side track of a borehole, the tool having a tool axis and comprising a tool housing connected to an energy source. The invention further relates to a method for moving the downhole tool into a side track.

The present invention relates to a downhole inflow control system for controlling an inflow of fluid into a casing from outside the casing, such as from a reservoir or an intermediate casing. The downhole inflow control system comprises a casing having an axial extension and a wall having a wall thickness (t), an in...

The present invention relates to a formation fixation device for securing a tubular in an open hole wellbore the formation fixation device comprising a tubular part a fixation unit and a fluid passage. Furthermore the invention relates to a downhole fixation system for securing a casing comprising a first end and a ...

The present invention relates to a downhole completion comprising a production casing (4) and a sliding sleeve assembly (1) connected as part of a production casing comprising a tubular part (2) and a tubular sleeve (2b).

The present invention relates to a downhole tool extending in a longitudinal direction comprising a tool housing an arm assembly movable between a retracted position and a projecting position in relation to the tool housing the arm assembly comprising an arm member connected with the tool housing in one end an arm a...

The present invention relates to a downhole driving unit (11) for insertion into a well comprising a driving unit housing (51) a hydraulic motor (23) comprising a hydraulic motor housing (93) a wheel assembly (90) comprising a stationary part (91) and a rotational part (92) the stationary part being connected with t...

The present invention relates to a downhole driving unit (11) for insertion into a well comprising a driving unit housing (51) a hydraulic motor comprising a hydraulic motor housing (93) the hydraulic motor comprising a cam ring (24) a wheel assembly (90) comprising a stationary part (91) and a rotational part the s...

The present invention relates to a downhole tool extending in a longitudinal direction comprising a tool housing; an arm assembly pivotally mounted about a pivot point fixed in relation to the tool housing and movable between a retracted position and a projecting position in relation to the tool housing; an arm acti...

The present invention relates to a downhole tool extending in a longitudinal direction comprising a tool housing; an arm assembly movable between a retracted position and a projecting position in relation to the tool housing; an arm activation assembly arranged in the tool housing for moving the arm assembly between...

The present invention relates to a downhole driving unit (11) for insertion into a well comprising a driving unit housing (51) an arm assembly (60) movable between a retracted position and a projecting position in relation to the driving unit housing an arm activation assembly (41) arranged in the driving unit housi...

The present invention relates to a downhole driving unit (11) for insertion into a well comprising a driving unit housing (51) a hydraulic motor (23) comprising a hydraulic motor housing (93) a wheel assembly (90) comprising a stationary part (91) and a rotational part (92) the stationary part being connected with t...

The present invention relates to a method for verifying a well model comprising the steps of receiving stored well data of an existing well forming a model based on the received well data submerging a tool for performing a work task into the existing well wherein the tool is arranged to sense present well characteri...

The present invention relates to a downhole tool comprising a tool housing for accommodating components of the downhole tool the tool housing comprising; a first tool housing part having a first end face and a second end face and an activation unit removably connected with the first tool housing part the activation ...

The present invention relates to a downhole tool extending in a longitudinal direction comprising a tool housing; an arm assembly movable between a retracted position and a projecting position in relation to the tool housing; an arm activation assembly for moving the arm assembly between the retracted position and t...

The present invention relates to an annular barrier system (100) for expanding an annular barrier (1) in an annulus (2) between a well tubular structure (3) and an inside wall (4) of a borehole downhole. The annular barrier system comprises an annular barrier (1) having a tubular part (5) for mounting as part of the...

The present invention relates to a downhole electrical motor elongated in a longitudinal direction comprising a housing a stator comprised inside the housing a rotor comprised inside the stator rotatably connected to the stator wherein the rotor has a locked end and a non locked end and is locked in the locked end t...

The present invention relates to an annular barrier to be expanded in an annulus between a well tubular structure and an inside wall of a borehole downhole comprising a tubular part for mounting as part of the well tubular structure said tubular part having a longitudinal axis an expandable sleeve surrounding the tu...

The present invention relates to a multifunctional downhole wireline tool for fluid sampling and fluid jetting in a well downhole comprising a pump having a pump opening and a fluid chamber for collecting a sample of fluid or storage of fluid to be jetted the fluid chamber having a first chamber end connected with t...

The present invention relates to a downhole cleaning system for cleaning an element inside a casing in a wellbore comprising well fluid having a wellbore pressure comprising the casing a cleaning tool having a longitudinal direction and comprising a rotatable nozzle head having a plurality of nozzles a tool housing ...

The present invention relates to a downhole wireline tool for performing an operation in a well at a depth of up to 15 km downhole the tool being powered by direct current at a predetermined voltage in a first end by a power supply unit which is configured to provide a specific steady state voltage selected from a ...

The present invention relates to a downhole string (1) for drilling through a low pressure zone (Zlow) in a formation (45) in a well (3) comprising a drawdown casing (2) having a first end (4) closest to a top (5) of the well and a second end (6) and an operational tool (8) connected to the second end of the drawdow...

The present invention relates to a formation penetrating tool submersible into a casing in a well for hydraulically penetrating a formation and having a longitudinal tool axis comprising a tool housing a supply hose slidable in the tool housing for supplying a high pressurised fluid to a nozzle and the tool housing ...

The invention relates to a positioning method for determining a position of a downhole tool moving at a velocity in a casing in a well comprising the steps of measuring a magnitude and/or direction of a magnetic field by means of a first sensor several times over a time period while moving along a first part of the ...

The present invention relates to an intervention blowout preventer (1) for being mounted on a well head (2) or a Christmas tree comprising a plurality of valves (3 4) arranged in fluid communication with each other connected and forming a tubular pipe (5) enclosing a cavity being in fluid communication with the well...

The present invention relates to a casing module for being part of a downhole casing system comprising a base pipe extending in a longitudinal direction and having a circumference a functional assembly mounted over the base pipe to define a casing module flow path between the functional assembly and the base pipe an...

The present invention relates to a downhole tubing cutter tool for submerging into a casing in a wellbore and separating an upper part of the casing from a lower part of the casing by cutting the casing from within the tool extending in a longitudinal direction comprising a tool housing having a first and a second h...

The present invention relates to a valve changing system (1) for retrieving and installing a valve (2) in a well (3). The valve changing system comprises a tool string comprising a retrieving tool (4) for taking out the valve comprising a housing (5) and an arm (6) pivotally connected with the housing said arm havin...

The present invention relates to a downhole expandable metal tubular to be expanded in a well downhole from a first outer diameter to a second outer diameter to abut against an inner face of a casing or borehole, the downhole expandable metal tubular having an outer tubular face and a longitudinal extension and comp...

The present invention relates to a downhole completion system comprising a production casing installed in a borehole and an annular barrier system to be expanded in an annulus between a production casing and a wall of a borehole or another well tubular structure downhole for providing zone isolation between a first ...

The present invention relates to a downhole tubular assembly for sealing an opening in a well tubular structure in a borehole downhole comprising a first tubular part made of metal having an inner face an inner diameter an outer diameter and a first length in an unexpanded state and a second tubular part having an o...

Subsea well intervention module (100) for performing well intervention operations in a well (101) through a well head (120) from a surface vessel (102) comprising a supporting structure (110) a pipe assembly (170) fastened to the supporting structure and having two opposite ends an inner diameter and a cavity (182) ...

The invention relates to a sequence valve for use in a hydraulic plant, which sequence valve has a pressure-controlled slide valve (5) with a spring return and in a starting position defines a first cavity (10), which cavity is connected with a tank and the hydraulic plant, and in a second, pressurised position clos...

Subsea well intervention module for well intervention operations to be performed in a well from a surface vessel via a wireline. The intervention module comprises a supporting structure, an attachment means for removably attaching the supporting structure to a structure of a well head or an additional structure, a w...

The invention relates to a positioning tool for determining the position in a casing downhole. The positioning tool has a longitudinal tool axis and comprises a detecting unit comprising a first magnet for generating a magnetic field, a first sensor arranged in a first plane and at a first distance from the first ma...

The present invention relates to a logging tool for detecting an element present in a fluid surrounding the tool downhole. The element is at least one bubble, particle or debris in the fluid, and the tool has a longitudinal axis and comprising an emitting device for emitting radiation, a lens for transmitting the ra...

The present invention relates to a wellbore pumping system submerged into a wellbore for unloading liquid from a wellbore comprising well fluid such as gas having a wellbore pressure comprising a pump having an inlet and an outlet a tubing fluidly connected with the outlet of the pump and a driving unit connected wi...

The present invention relates to wellbore surveillance system for obtaining fluid reservoir information data such as the position and amount of gas oil and/or water while draining hydrocarbons from an oil or gas field via a casing in a wellbore in a formation the casing having a vertical part near a top of the casin...

The present invention relates to a downhole safety device (1) for a downhole tool (2) for controlling a delivery of electricity from a power device to an electrical component in the tool comprising a first member (3) comprising a plurality of conductors (4) and a second member (6) comprising a plurality of conductor...

The present invention relates to a blowout preventer for being mounted on a well head comprising a plurality of valves arranged in fluid communication with each other connected and forming a tubular pipe. Furthermore the invention relates to a launcher system a well intervention module a well intervention system and...

The present invention relates to an expansion device to be inserted in a casing or well tubular structure for expanding an annular barrier downhole. The annular barrier comprises a tubular structure for mounting as part of the well tubular structure an expandable sleeve surrounding the tubular structure and a connec...

The present invention relates to an annular barrier for being expanded in an annulus between a well tubular structure and an inside wall of a borehole downhole. The annular barrier comprises a tubular part for mounting as part of the well tubular structure; an expandable sleeve made of a first metal surrounding the ...

The present invention relates to a completion assembly for running into a borehole in a formation through a well head or blowout preventer comprising a casing string having a first end and a second end and a drill pipe having a first end and a second end and extending through the well head or the blowout preventer a...

The present invention relates to a an inflow assembly (1) for controlling fluid flow between a hydrocarbon reservoir (2) and a production casing in a well comprising a first tubular (4) having an axial extension and at least one inlet (5) and a first wall (6) with at least a first axial channel (7) extending in the ...

The present invention relates to a logging tool for logging formational changes in a borehole the logging tool having a longitudinal axis. The logging tool comprises a radiating source (5) for emitting an interaction signal a detector (6) for detecting a reaction signal and a screen (7) for limiting a volume (53) in...

The present invention relates to a downhole well operation system for operating a driving unit and a logging tool downhole and transmitting well logging data from at least one logging tool to a surface data acquisition system by means of a wireline. The system comprises a surface transceiver a wireline a downhole tr...

The present invention relates to a downhole tool comprising a tool housing an electronics assembly comprising an electronic module located within the housing wherein the electronics assembly further comprises a plurality of transistor elements being electrically connected with the electronic module and being arrange...

The present invention relates to use of an annular barrier in a cementless downhole completion system, wherein the annular barrier comprises a tubular metal part being mounted as part of a first well tubular metal structure arranged in a borehole in a formation and the annular barrier is arranged opposite an imperme...

The present invention relates to an annular barrier (1) for being expanded in an annulus (2) between a well tubular structure (3) and a wall (4) of a borehole (5) downhole for isolating a first zone (101) from a second zone (102) in the annulus between the well tubular structure and the wall of the borehole the annu...

The present invention relates to a completion system for connecting several screens into a well tubular structure mounted from base pipe sections. The completion system comprises a first screen assembly and a second screen assembly, each screen assembly comprising a base pipe section mounted as part of the well tubu...

The present invention relates to a downhole device for being moved downwards in a well by fluid to assist stimulation of a production zone of the well the well comprising a well tubular structure having a first opening and a first movable sleeve arranged opposite the first opening and the well tubular structure havi...

The invention relates to a sealing arrangement (100) for sealing a leak (21) in a casing (2) or for sealing off a production zone (1) where the casing having a circumference and perforations (3) is situated in a borehole (22) downhole, but with a distance to an inner wall of the borehole, creating an intervening spa...

The present invention relates to an annular barrier to be expanded in an annulus between a well tubular structure and an inside wall of a borehole downhole for providing zone isolation between a first zone and a second zone of the borehole. The annular barrier comprises a tubular part extending in a longitudinal dir...

Apparatus and methods for controlling and communicating with one or more tools in a dovvnhole tool string includ-ing a tractor, an auxiliary tractor tool, a logging tool, a safety sub, a release mechanism, a unit containing sensors for monitoring downhole conditions, a setting tool, and a perforating gun. Control an...

The present invention relates to a downhole pressure compensating device for use in combination with a downhole tool comprising a housing with a chamber and an internal hollow section a first piston dividing the chamber into a first section and a second section the first section being in fluid communication with a f...

The present invention relates to downhole injection tool (1) for injecting an injection fluid into an annular space (5a) surrounding the downhole injection tool and enclosed by an inside wall (3a) of a borehole or a well tubular structure (3). The downhole injection tool comprises an injection unit (la) comprising a...

cccbbThe present invention relates to a downhole valve system (1) for controlling inflow of a fluid from and to a formation (100) comprising a casing (2) having an inner surface (3) an outer diameter (OD) and an inner diameter (ID) and a cross section (A) defined by the inner diameter the casing comprising a plurali...

The present invention relates to a retrieval system for retrieving a well component, such as a plug, from a well tubular metal structure having a restriction and a top, said retrieval system comprising a tool string having a longitudinal extension and comprising a connection tool configured to connect with the well ...

The invention relates to a ranging system (1) for controlling a drilling process downhole. The ranging system has a longitudinal direction and comprises a drilling tool (2) for drilling a first borehole (3), the drilling tool having a tool axis (4) and comprising a magnetic field source (5) in the form of an electro...

The present invention relates to a downhole system comprising an upper casing and a lower casing arranged in a borehole and comprising one or more annular barrier(s) having an expandable sleeve, wherein the lower casing is fastened with the upper casing by means of an annular barrier.

Drilling tool (1) for drilling openings in a cement ballast tank (3) of an oil rig in order to gain access to an internal space in the ballast tank comprising an electrical motor (6) driving a first shaft (7); a pump (8) driven by the motor for pumping well fluid in through an inlet (9) and out through an outlet (10...

The present invention relates to a completion method for completing a uniform inner bore downhole completion system in a reservoir in a formation comprising the steps of drilling a hole in the formation inserting a surface casing having an inner surface casing diameter cementing an outer face of the surface casin...

The present invention relates to a downhole tool (10) to be submerged into a well fluid from a top of a well comprising a first tool section (21) a tool housing (3) having an inner face (4) a downhole communication module (1) for communicating through a well fluid in a downhole well to operate the downhole tool comp...

The present invention relates to a downhole stimulation system for stimulating production. The system has first and second inflatable packers (6) for isolating a production zone (10) the packers being inflated through aperture (15) a sliding sleeve valve (17) arranged between the two packers the sleeve having an ope...

The present invention relates to a downhole annular barrier to be expanded in an annulus between a well tubular structure and a wall of a borehole or another well tubular structure downhole in order to provide zone isolation between a first zone having a first pressure and a second zone having a second pressure of t...

The present invention relates to an annular barrier to be expanded in an annulus between a well tubular structure and a wall of a borehole downhole for providing zone isolation between a first zone having a first pressure and a second zone the annular barrier comprising a tubular metal part for mounting as part of t...

The present invention relates to a downhole plug and abandonment system comprising a well tubular structure having an inside and a wall and being arranged in a borehole a first plug arranged in the well tubular structure for sealing off a lower part of the well tubular structure a second plug arranged in the well tu...

The present invention relates to a downhole tool head (1) for mounting onto a downhole tool (10) for drilling in a formation downhole or for releasing precipitated solids (2), such as ice, scales or the like, in a cavity fluid in a pipeline, a casing (3), a well or any other cavity downhole. The downhole tool he...

The present invention relates to a workover tool string (1) for cutting into a production tubing (2) of a well completion (100) having a top (3), the well completion comprising a casing (4) into which the production tubing is arranged and a production packer (5) arranged between the casing and the production tubing ...

The present invention relates to a downhole machining system (1) for machining a casing (2) in a borehole in a well having a top. The downhole machining system comprises a first tool part (4) having an axial extension (5) and an anchoring section (6); a second tool part (7) adapted to rotate and move axially in rela...

(EN)The present invention relates to an annular barrier to be expanded in an annulus between a well tubular structure and an inside face of a casing or borehole downhole for providing zone isolation between a first zone and a second zone of the casing or borehole, the annular barrier having an axial extension and co...

The present invention relates to a downhole operational tool for moving a tool part between a retracted position and a projected position in a well. The downhole operational tool comprises a tool body having an axial extension; the tool part being movable perpendicularly to the axial extension between the retracted ...

The present invention relates to an offshore coiled tubing system for running a coiled tubing into a subsea well offshore, comprising a well comprising a well tubular metal structure having a top and an inner face, a blowout preventer (BOP) arranged in the top of the well tubular metal structure, and a sluice having...