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Patent Searching and Data


Matches 1 - 50 out of 1,278

Document Document Title
WO/2019/118798A1
A thermal cutter device for cutting downhole objects in a reservoir wellbore, wherein the device lacks moving parts, and thus is more robust and less failure prone than prior art thermal cutter.  
WO/2019/106374A1
A downhole casing cutting and removal assembly (10) and method of use thereof, the assembly comprising a work string (23) with a cutting mechanism (18) and plurality of resettable anchor mechanisms (20B-20D). The arrangement allows a tes...  
WO/2019/108066A1
The invention relates to a method for cutting a tubular structure (1), such as a drill string, at a drill floor of a drilling rig, the method comprising the following steps: i) providing a cut- ting tool (100) at the drill floor comprisi...  
WO/2019/108139A1
The apparatus for removing the production pipe (10) in the borehole is mechanically connected by means of BHA to an electrical power supply (12), coolant supply (13), data cable (14) and control unit (15). The equipment (X) is placed in ...  
WO/2019/098850A1
It is described a downhole apparatus (1), the downhole apparatus (1) comprising: - a sleeve (2) - a tool string (3) - a plug (4) - a means (41) for setting the plug (4) wherein an upper portion (210) of the sleeve (2) is connectable to a...  
WO/2019/099697A1
A tool for cutting a tubular includes a housing, a first blade having a first cutting surface, and a second blade having a second cutting surface. The first blade and the second blade are configured to move between an extended position a...  
WO/2019/086881A1
A method (1) of using hafting (7) and urging (13) tools thru a passageway (8) of coupled (4) pipe (5) to split (15) the pipe's wall (10) into a stacked (14) plurality of cut lengths (3) with cross sections (11) usable to transfer force, ...  
WO/2019/089608A1
A method of plugging a hydrocarbon well by a through-tubing technique allows the tubing to be left in place. Only a short section is cut, milled, perforated, ruptured and expanded, or combinations thereof. A blocking device is sent downh...  
WO/2019/081934A1
A penetrating tool for penetrating an obstruction across a conduit is described. The penetrating tool (10) comprises a body (12) having a longitudinal axis (28), the body defining an internal void (14) and at least one explosive shaped c...  
WO/2019/084047A1
Systems, methods, and devices for a single-line transmission along a plurality of pipes secured end-to- end are disclosed. A system of the disclosure includes a plurality of pipes connected end-to-end forming a pipe string. Each pipe of ...  
WO/2018/132262A3
A method includes installing a blowout preventer onto a wellhead assembly, running a production casing into a wellbore through the blowout preventer and the wellhead assembly, lowering casing slips into the wellhead assembly through the ...  
WO/2019/078982A1
A tubular includes an outer surface and an inner surface defining a passage. A plug is arranged in the tubular blocking the passage. The plug is formed from a disintegrating on demand (DOD) material. An ignition device is coupled to the ...  
WO/2019/078984A1
A modular window mill assembly includes a mill body having a first connection feature and a second connection feature; a mill head having a cutting structure and an engagement feature, the engagement feature configured to matingly engage...  
WO/2019/069054A1
Method and apparatus for removing a section of well tubing. The well tubing (24) is milled in an upward direction on a hydraulic tensioning device (14) which maintains a constant load on the section mill so that long sections of tubing c...  
WO/2019/069055A1
Apparatus (10) and method for removing a section of well tubing. A work string including a hydraulic tensioning device (14) and a section mill (12) are run in a rigless arrangement to provide continuous upward milling of the tubing (24) ...  
WO/2019/063972A1
A method of controlling a well in a geological structure, the well comprising: a first casing string (12a), and a second casing string (12b) at least partially inside the first casing string thus defining a first inter-casing annulus the...  
WO/2019/060684A1
A mechanical service tool that may include one or more anchors, a cutter, a communication and control system, and one or more sensors, as well as methods for operating the mechanical service tool, are provided. The one or more anchors ma...  
WO/2019/055482A1
A tubular string is cut using a severing system deployed from the rig floor inserted through the BOP into the tubular string and landed in a fit-for-purpose wellhead. The cutting operation forms an excess tubular string and a remaining t...  
WO/2019/050770A1
An anchor for securing a well tool can include a longitudinally extending central axis, an outwardly extendable grip member, and a mechanical linkage including multiple pivotably connected links. The links pivot relative to each other in...  
WO/2019/025761A3
A tool for milling a window in a casing (3) of a borehole, the tool comprising: a main body having a longitudinal axis wherein, when the tool is run into a borehole, the longitudinal axis is substantially parallel with the longitudinal a...  
WO/2019/042699A1
The present invention provides a milling tool (1) for a wellbore, comprising a milling section (2) and a metal cuttings removal section (3), the milling section (2) comprises radially arranged milling elements (4); and the metal cuttings...  
WO/2019/038535A1
A section mill (10) and method of removing a section of tubular (150) from a well. The section mill includes elongate blades (14) which have a cutting structure (66) extending along at least a portion of a length from a first edge (62) a...  
WO/2019/034848A1
A valve seat (42a) for a valve (24) is disclosed, the valve seat facilitating cutting of a. body (82) located within the seat. The valve seat comprises a sealing surface (76) for sealing with a valve member (44) and a generally annular c...  
WO/2019/032598A1
A casing patch system comprising a base tubular with two anchor/seals coupled to the base tubular and an expansion tool comprising two expansion devices positioned such that upon expansion of the first anchor/seal, the second expansion d...  
WO/2019/028230A1
A perforating short gun for use in a horizontal well casing. The gun includes a gun carrier and a charge holder to carry shaped charges. The charge holder is inserted into the gun carrier and a selected length of the gun carrier includes...  
WO/2019/025761A2
A tool for milling a window in the casing of a borehole, the tool comprising: a main body having a longitudinal axis wherein, when the tool is run into a borehole, the longitudinal axis is substantially parallel with the longitudinal axi...  
WO/2019/016523A1
A cutting tool, comprising: an elongate main body having an inlet end and an outlet end, a fluid flow path being defined between the inlet and the outlet ends; a piston mounted within the main body and longitudinally movable with respect...  
WO/2019/013650A1
An apparatus (50) and a method for at least partially cracking a frangible material (E) in a portion (B) between a first tubular (5) and a second tubular (4) comprises one or more impact devices (54) arranged and configured to impart one...  
WO/2019/013645A1
A tool for use in a borehole to perform a milling, under reaming, or other cutting operation. The tool comprises a tool body configured for rotation about its longitudinal axis, within the borehole, and a set of cutters, the set comprisi...  
WO/2018/229020A1
The present invention relates to a downhole patch setting tool (1) for expanding a patch over a distance of more than 10 metres in a well (50), the downhole patch setting tool having a top (51) and comprising a tool body (2) having a bor...  
WO/2018/231701A1
A wellbore tool (100) includes a rotatable elongate pipe (102) that includes a first elongate portion (120) extending along a longitudinal axis (122) of the elongate pipe. A first bending portion(104) with a first end attaches to a downh...  
WO/2018/229097A1
Pipe cutting tool (1) comprising a stationary knife (12) fixed in a first plane to a frame (11), and a translatable knife (14) which can be slidably moved along knife translation paths (1 13) arranged in a second plane of said frame (11)...  
WO/2018/226319A1
A roller-mill bit for use in a wellbore includes: a body having a coupling formed at an upper end thereof and a plurality of lower legs; a plurality of roller disks, each roller disk secured to a bearing shaft of a respective leg for rot...  
WO/2018/222319A1
An electromechanical rotary pipe mill or hone including a body, a motor with a mill or hone disposed thereon in radially adjustable position with respect to the body, a clamping device extendable from the body and configured for anchorin...  
WO/2018/217096A1
An assembly for performing a survey of tubing which is stuck in a borehole is described, together with a related method and a device for use in the assembly. In various embodiments, the assembly has a tractor for advancing the assembly a...  
WO/2018/215074A1
The abrasive suspension eroding system disclosed herein has an eroding unit (11), which can be lowered into an existing drilled hole (1), in order to generate a high-pressure erosion jet for the abrasive suspension eroding of material (6...  
WO/2018/203062A1
A method and apparatus for single-trip casing cutting and pulling for well abandonment and slot recovery. Perforations (28) are made in the casing (12) at a maximum depth using a punch tool (18) and fluid circulated through the perforati...  
WO/2018/203063A1
A method and apparatus for single-trip casing cutting and pulling for well abandonment and slot recovery. Perforations (28) are made in the casing (12) at a maximum depth using a punch tool (18) and a pulsed fluid circulated through the ...  
WO/2018/200341A1
A method and sealant to seal microcracks as small as 30 μm by causing methyl methacrylate combined with one or more nanoparticles to flow into the microcrack to be sealed.  
WO/2018/191668A1
A method and apparatus for crimping a charge tube adapted to carry shaped charges to an end fitting for loading shaped charges into a perforating gun.  
WO/2018/191320A1
Drill bits comprise a body having an uphole end and a downhole end. The uphole end is adapted for connection to a tool assembly for rotating the drill bit. The tool assembly has an axis of rotation. The downhole end has one or more cutti...  
WO/2018/182899A1
A milling apparatus for cutting a tubular in a wellbore includes a cutting element on a tool body configured to cut the tubular in a wellbore when the cutting element is activated when the tool is moving upward inside the tubular. The cu...  
WO/2018/174718A1
A method is described for making an opening (100) through a casing pipe (12) in a well (10) in which equipment is tipped to cut out the opening and cut out pieces from the pipe wall are captured, and also that a drill wedge is fitted in ...  
WO/2018/169847A1
A method for creating access to annular spacing during P&A operations is described. Specifically, helical coils are cut into one or more casings before the plugging material is set. The plugging material is able to exit the helical coils...  
WO/2018/169633A1
A method of controllably disintegrating a downhole article comprises disposing the downhole article in a downhole environment, the downhole article containing a matrix material; a first chemical; and a second chemical physically isolated...  
WO/2018/165069A1
A method and apparatus for cutting and pulling a casing string from a well. A downhole casing pulling tool includes a tubular housing having a bore therethrough, a packer assembly configured to isolate an annulus between a casing and the...  
WO/2018/160319A1
A method of controllably disintegrating a downhole article comprises disposing a first article in a downhole environment, the first article being the downhole article to be disintegrated; disposing a second article in the downhole enviro...  
WO/2018/157144A1
Apparatus and methods for penetrating a downhole target within a wellbore include providing a body with a longitudinal axis, a first end, and a second end into a wellbore, the body having a nozzle at the first end. The nozzle is adapted ...  
WO/2018/142122A1
Method and apparatus for single-trip cementing and casing cutting for well abandonment and slot recovery. A casing cutter is described which has a central through bore including a wall to isolate the cutting assembly from cement being pa...  
WO/2018/144985A1
A tethering system includes an adapter configured to couple to an upper end of a subsea anchor, a tensioning system, and a flexible tension member having one end coupled to the tensioning system and the other end coupled to the adapter. ...  

Matches 1 - 50 out of 1,278