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Patent Searching and Data


Matches 401 - 450 out of 1,198

Document Document Title
WO/2017/062396A1
A shock mitigation device (100) comprising: a first end (130), a second end (140), and an inner tubular (150), wherein the inner tubular defines an internal cavity (110). In certain embodiments the present disclosure relates to shock mit...  
WO/2017/058582A1
A cutting insert for milling wellbore casing in a downhole environment includes a body having a cutting face and a chip-breaking face. The cutting face and chip-breaking face are oriented at a face angle relative to each other, the face ...  
WO/2017/053151A1
An apparatus for cutting and/or milling of tubulars in a wellbore, especially using coiled tubing. An elongated main body has a longitudinal bore, with a piston slidably positioned in the bore. The piston is connected to one or more oper...  
WO/2017/048292A1
A back-off tool comprises a magazine cylinder having one distal end of a long mast rod secured to the lower end-face of a magazine cylinder. The magazine cylinder is attached to an electrically detonated firing head. A first plurality of...  
WO/2017/049077A1
An expandable tubular is provided with a shoe releasably coupled to its lower end. The shoe comprises an uphole facing, fixed diameter, cutting edge with milling elements affixed thereon. A portion of the tubular is expanded in a wellbor...  
WO/2017/046613A1
The invention provides a downhole tool for cutting a wellbore casing. The downhole tool comprises a gripping mechanism for gripping a section of wellbore casing and a cutting mechanism configured to cut the casing. The grip mechanism is ...  
WO/2017/048290A1
A mini-severing and back-off tool includes a tubular magazine for a column of explosive pellets that are sized in diameter to provide a predetermined weight of explosive per unit column length. The tubular wall is vented at prescribed in...  
WO/2017/044101A1
An integrated rotating control device and gas handling system for a marine drilling system is disclosed. The system includes a flow spool; a riser sealing tool coupled to the flow spool; a rotating control device coupled to the riser sea...  
WO/2017/039983A1
A milling tool includes a cutting block in a recess in a tool body. The cutting block is configured to extend radially outward from and retract radially inward toward the tool body. The milling tool further includes a milling blade in a ...  
WO/2017/035537A1
Apparatus and adapter are usable for aligning downhole torch apparatuses and cutting devices, including axial pyro torches, circulating pyro torches, and radial cutting and perforating torches, within a wellbore for removal of one or mor...  
WO/2017/030806A1
Methods and tools for cutting a component in a wellbore are include use of a downhole tool that is tripped into a wellbore. The downhole tool includes at least one sensor that determines whether a quality of a cement around casing satisf...  
WO/2017/023509A1
A rotary tool for milling tubing in a borehole comprises at least one cutter with a cutter body and a cutting surface on the body. Each cutter is shaped and positioned on the tool so as to reduce tensile stress in the cutter, thereby red...  
WO/2017/016936A1
A sacrificial breakaway mechanism (1) comprising: a first piece (5) attached to a fixed structure (3); a second piece (6); a plurality of connectors (11, 12) running between the second piece (6) and the fixed structure (3); and a sacrifi...  
WO/2017/019500A1
Downhole tools and methods, of which the downhole tool includes an expandable sleeve defining a bore therethrough, and a first body positioned at least partially within the bore of the expandable sleeve. The first body is slidable relati...  
WO/2017/019147A1
Method for increasing production rate of horizontal wells having hydraulic fractures formed along a horizontal segment of the well by drilling drain holes to intersect the hydraulic fractures is provided.  
WO/2017/009613A1
A downhole apparatus (10) that is selectively reconfigurable between a first configuration and a second configuration. The downhole apparatus comprises an actuator (24) for controlling the reconfiguration between the first and second con...  
WO/2017/011567A2
In one embodiment, a method of completing a wellbore includes positioning an expandable tubular having a support layer disposed on an exterior of the expandable tubular inside a casing; mechanically expanding the tubular and the support ...  
WO/2017/007946A1
Some embodiments include an apparatus for cutting a pile. In some embodiments, the apparatus includes a shaft module including a cylindrical shaft including a first cavity configured to receive the pile. In some embodiments, the apparatu...  
WO/2017/007766A1
In a plug an abandon environment with casing and a tubular string running through the casing a tool is placed at a desired location for a severing of the inner tubular. A first set of blades is extended from a housing to cut radially unt...  
WO/2016/202834A1
A redressing method for arranging an inner production casing within an existing production casing in order to re-establish production of hydrocarbon-containing fluid in a well, comprises providing the inner production casing to having a ...  
WO/2016/203274A1
A subsea connector system (10) for providing a connection with a subsea well component comprises a latch assembly (14) defining a through bore and a latch member (18) mounted on the latch assembly. A mandrel (20) extends through said bor...  
WO/2016/195508A1
The present invention relates to a plug (1) comprising a crusher mechanism for a dissolvable sealing device, where the sealing device comprises one or more glass layers (2) positioned in a wellbore. The invention is characterized in that...  
WO/2016/191720A1
A method of cutting a tubular includes disposing a rotatable cutter assembly in the tubular, the cutter assembly including a blade (20) having a cutting portion (50); engaging the tubular using a trailing cutting structure of the cutting...  
WO/2016/186516A1
An essentially cylindrical tubular milling tool for milling wellbore sidewalls, where the cylindrical tubular milling tool at least comprises: one or more side cutters arranged on the outer periphery of the cylindrical tubular milling to...  
WO/2016/186517A1
The present invention relates to a shrinking tool (1) for shrinkage and recovery of a wellbore tubular, where the tool (1) comprises at least: a. one forming die (15) arranged along the axis of said wellbore tubular, b. one pulling means...  
WO/2016/176725A1
A blowout preventer and method of closing a wellbore. The blowout prevented has a main body containing a wellbore, a passage transverse to the wellbore, a shearing device located in the passage; and a charge that, when activated, propels...  
WO/2016/179289A1
A control line cutting tool is mounted for rotation in response to lifting the cut segment. The blade is oriented to cut as the cutter is forced to rotate to follow a spiral groove in the portion of the body below the cut. When the follo...  
WO/2016/179375A1
An example shut-off device includes an upper valve body, and a lower valve body. The lower valve body connects to the upper valve body to surround a section of a pipe to form a chamber therein. A cutting blade in the chamber is tightenin...  
WO/2016/178561A1
The present invention relates to a method and a tool for enabling removal of tubing from a hydrocarbon well, which tubing is at its upper end provided with a tubing hanger mounted in a central passage of the wellhead. The method involves...  
WO/2016/176259A1
A mill assembly having a mill shaft body, removable bearing and removable blade sleeve. The shaft body presents a mounting portion having a plurality of arcuate curved contact faces for transmission of rotational forces.  
WO/2016/172500A1
A method of cutting a tubular includes providing a rotatable cutting tool in the tubular, the cutting tool having a blade with a cutting structure thereon; extending the blade relative to the cutting tool; rotating the cutting tool relat...  
WO/2016/170048A1
The present invention relates to a downhole plug and abandonment system (100) for a well (105), comprising a first well tubular metal structure (101a) having a wall, a second well tubular metal structure (101b) having a wall, the second ...  
WO/2016/172477A1
Shearing gate valve including a gate (64), a cutting blade (102) coupled to the gate configured to shear a tubular (32), a first seat (60) configured to form a seal with the flow control element to block the flow of fluid, and a second s...  
WO/2016/172568A1
Perforations in an existing borehole are covered with an expandable clad or elongated tubular that is expanded on location with the expansion equipment then removed. The clad is made of a disintegrating material such as a controlled elec...  
WO/2016/166531A2
A method of removing material from a target is described. The method comprises the steps of providing a tool, the tool having at least one propellant source; pressurising the tool to a pressure higher than the environmental pressure; ign...  
WO/2016/156862A2
The invention provides a method of determining the condition of a cement bond of a casing in a wellbore. The method comprises perforating a tubing in the wellbore at a zone of interest and displacing a settable composition through the pe...  
WO/2016/161376A1
A shaped charge retainer ring for use in containing the liner of a shaped charge and the explosive material. Generally, when completing a subterranean well for the production of fluids, minerals, or gases from underground reservoirs, sev...  
WO/2016/158902A1
The present invention shortens construction time, ensures freedom of design for cover members, and does not constrain the direction in which a circular tube extends. A first sheet is created, the first sheet having a planar shape or a ra...  
WO/2016/161283A1
A downhole tool for conveyance within a wellbore extending into a subterranean formation. The downhole tool includes a sealing material and a laser apparatus, and is operable to create and fill a void with the sealing material to form a ...  
WO/2016/139481A1
A tool for severing or assisting in the severing of a conduit is described. The tool comprises a housing defining a void, the void arranged, in use, to at least partially encircle a conduit and an at least one void access, the/each void ...  
WO/2016/137664A1
A method of forming a lateral borehole in a pay zone located within an earth subsurface is provided. The method includes determining a depth of a pay zone in the earth subsurface, and then forming a wellbore within the pay zone. The meth...  
WO/2016/137822A1
Tubing in a borehole is removed using a rotary milling tool comprising a plurality of elements projecting from or extensible from the body of the tool. The elements are distributed azimuthally around the tool body. The elements comprise ...  
WO/2016/137666A1
A downhole hydraulic jetting assembly is provided herein. The assembly is useful for steerably jetting multiple lateral boreholes into a subsurface formation from an existing parent wellbore of any inclination. The assembly is useful for...  
WO/2016/133978A1
A method of cutting a casing and a formation includes providing a rotatable cutting tool in a wellbore, wherein the rotatable cutting tool includes a first portion configured for cutting the casing and a second portion configured for cut...  
WO/2016/123166A1
A downhole tool for conveyance within a tubular secured in a wellbore extending into a subterranean formation. The downhole tool includes a sealing material and a laser apparatus operable to cut a slot in the tubular. The downhole tool i...  
WO/2016/122720A1
A high energy pipe severing tool is arranged to align a plurality of pressure balanced explosive pellets along a unitizing central tube that is selectively separable from a tubular external housing. The explosive pellets are loaded seria...  
WO/2016/122451A1
A method of removing a wellbore isolation device comprising: causing or allowing at least a portion of the isolation device to undergo a phase transformation in the wellbore; and milling at least a portion of the isolation device that do...  
WO/2016/122929A1
A downhole tool that includes a cutter and jacking system and methods of using such a tool to remove a portion of casing or tubing from a wellbore. The tool may include an upper slip and a lower slip configured to selectively engage casi...  
WO/2016/118525A1
Systems and methods for removing casing from a wellbore including a casing removal tool that includes a tubular body configured to contain a thermite fuel mixture configured to initiate into a molten thermite fuel. The casing removal too...  
WO/2016/113525A1
A ball valve comprises a housing, a ball seat (42) arranged in the housing and a ball member (44) mounted within the housing and being rotatable relative to the ball seat between open and closed positions. The ball seat and ball member d...  

Matches 401 - 450 out of 1,198