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Patent Searching and Data


Matches 151 - 200 out of 142,252

Document Document Title
WO/2018/117854A1
The invention relates to a method of cleaning a production tubing (10) in a producing petroleum well. The method comprises steps of: i) providing a collection tool (100) that configured for both selectively collecting debris (90) while r...  
WO/2018/118653A1
A system includes a hanger running tool that has a tool body configured to couple to a hanger via a first set of threads, a first sleeve coupled to configured to couple to the tool body via a second set of threads, where the first set of...  
WO/2018/118297A1
A downhole assembly includes a downhole tool including a degradable-on-demand material including: a matrix material; and, an energetic material configured to generate energy upon activation to facilitate the degradation of the downhole t...  
WO/2018/118438A1
An apparatus includes a conduit forming part of a drilling fluid return path from a wellbore. The the conduit has at least one well outflow control in the conduit. The at least one well fluid outflow control has at least two annular flow...  
WO/2018/112538A1
A system and method for determining a depth in a drill hole associated with a drilling operation include means and steps for: determining a value for at least one constant parameter and/or a value for at least one variable parameter of a...  
WO/2018/113492A1
Provided is a positioner for reinforcing steel bars of tunnel side wall. At least two groups of reinforcing steel bar positioning arm mechanisms are provided on the same side of an inverted trestle (4). The reinforcing steel bar position...  
WO/2018/114013A1
The invention relates to a method for leaching out a cavity, to a cavity which is produced using the method, and to an energy storage device which is produced using the method. In order to leach out the cavity, a flush pipe device with a...  
WO/2018/119097A1
A system for securing different first and second drill tools to a drill head including a socket is provided. The system includes a chuck adapted for positioning at least partially within the socket of the drill head, the chuck including ...  
WO/2018/112678A1
Disclosed is a pile casting torque multiplier (1), wherein an upper connecting plate (2) is connected to a power head box (21); the upper connecting board (2) is connected to a planetary gear shaft connecting ring (3); a planetary gear s...  
WO/2018/118859A1
The present disclosure relates to a separating device for removing solid particles from fluids. The present disclosure also relates to a process for making said separating device, and to the use of said separating device for removing sol...  
WO/2018/115347A1
A flow base system (1) for subsea wells is disclosed, the flow base system comprising a header pipe (2) for production fluid extended through the flow base system,wherein from opposite sides of the header pipe (3) a set of flow base modu...  
WO/2018/118273A1
An anti-extrusion ring including a ring body having a cross sectional shape, a radial contact surface making up a part of the cross sectional shape of the ring body the radial contact surface being configured to preferentially load a rad...  
WO/2018/114806A1
A machine (100) for cutting material includes an undercarriage (102) including propulsion device for propelling the machine (100) and a cutter head (110) disposed on a tool support and positioning assembly (120) movably supported by the ...  
WO/2018/117999A1
Combined wireline and wireless apparatus and related methods are disclosed herein. An example apparatus includes a tool string including a tool bus and a first acoustic repeater coupled to the tool string. The first acoustic repeater is ...  
WO/2018/118291A1
A device can include a collar positioned in a wellbore that can include an outer wall. The outer wall can define an inner area of the collar and can prevent fluid flow between the inner area of the collar and an outer area of the collar ...  
WO/2018/114230A1
The invention relates to a rotary drilling tool and to a method for creating a borehole in the ground, comprising a main body, a removal apparatus, which has at least one hammer unit, which comprises an axially reversingly driven hammer ...  
WO/2018/118921A1
Two or more bores are machined from a block of material with opposing end connections. The outer surface is rounded and a reactive element is mounted to the mandrel exterior with gauge rings at opposed ends to contain the element when it...  
WO/2018/118020A1
A method may include drilling a deviated wellbore penetrating a subterranean formation according to bottom hole assembly parameters and surface parameters; collecting real-time formation data during drilling; updating a model of the subt...  
WO/2018/118397A1
A well fluid particle screen assembly includes a base pipe having first and second pipe segments. First and second sets of perforations are located in sidewalls of the first and second pipe segments. First and second screens are mounted ...  
WO/2018/115838A1
A fluid control system, comprising an apparatus comprising a first and second fluid port, first and second control lines, a valve arrangement being configurable between a first state in which the first fluid port is in fluid communicatio...  
WO/2018/118154A1
A remote command and control center for a longwall mining system that can be located away from the longwall face and belt line components such as the cutter, conveyor and roof supports is provided. The command and control center is compr...  
WO/2018/112899A1
An experimental device and device for conducting multiphase separation on natural gas hydrate well drilling liquid. The experiment device comprises a solid-phase separator (1), a liquid injection module, a gas injection module, and a gas...  
WO/2018/118017A1
Downhole tools for isolating and analyzing one or more gases include a gas separation assembly in fluid communication with a gas specific analyzer. The gas separation assembly includes a piston disposed within a housing and a separation ...  
WO/2018/118000A1
Wireless acoustic communication apparatus and related methods are disclosed herein. An example apparatus includes a first rod and a second rod. The first rod and the second rod are to form a rod string. The example apparatus includes a f...  
WO/2018/115882A1
Downhole apparatus (30) comprises: a tubular body (42) for incorporation in a tubing string (24); a float valve (30) mounted in the body (42) and operable to prevent flow up though the body; and a float valve retainer (38) maintaining th...  
WO/2018/112614A1
A mechanically actuated traveling valve for use in fluid pumping equipment is provided. More particularly, a mechanically actuated traveling plug valve having a valve seat and a valve plug is provided for use in subsurface positive displ...  
WO/2018/117853A1
A system (100, 101) for handling a pipe string (5), the system comprising a drill floor (10) having a well centre opening (11), a first lifting unit (1a) and a second lifting unit (1b), each lifting unit (1a,1b) having a respective pipe ...  
WO/2018/112560A1
A method (60) of determining core orientation of a core sample (12) cut from the ground by a drill rig (10) having a drill string and a drill bit (20) coupled to a downhole end of the drill string. Drilling data (Cn, Rn) is continuously ...  
WO/2018/115336A1
A description is given of a drilling fluid for earth drilling, wherein the drilling fluid comprises a liquid and at least one mineral. A recycling device preconditions supplied drilling fluid. At least one drilling fluid analyser is prov...  
WO/2018/118014A1
Wellbore servicing fluids including a shape memory material and methods of use are provided. A method may include: providing a wellbore servicing fluid including: a base fluid; and a shape memory material; deforming the shape memory mate...  
WO/2018/118003A1
An apparatus and method according to which a zone of a wellbore that traverses a subterranean formation is completed. The apparatus includes a flow joint including a first internal flow passage, and a plurality of openings formed radiall...  
WO/2018/112647A1
A downhole probe of a drilling rig has a probe sleeve for protecting the downhole probe. The probe sleeve may be made of a metal or a polymer such as polyphenylene sulfide. The probe sleeve may be heat-shrinkable to provide a tight fit b...  
WO/2018/112792A1
Disclosed are a heading machine cutterhead fixed and variable displacement combined hydraulic motor drive system and a control method. The system comprises a variable displacement hydraulic motor set (E1, …, Ee), a fixed displacement h...  
WO/2018/115892A1
A tool for fracturing at least one tubular is described. The tool comprises a plurality of parallel columns of explosives and a detonation system configured to detonate the columns of explosives. The columns are arranged such that upon d...  
WO/2018/118550A1
An apparatus includes a housing and at least two pipe ram systems engageable with the housing. Each of the at least two pipe ram systems comprises an actuator, a bonnet and a sealing pipe ram element. The at least two pipe ram systems ar...  
WO/2018/115210A1
A control method and system for avoiding collisions between components of a machine (100) includes a controller (191) that receives position signals from sensors (200, 202, 204, 210, 220) associated with movable components of the machine...  
WO/2018/118296A1
A downhole assembly includes a downhole tool including a degradable-on-demand material and a triggering system. The degradable-on-demand material includes a matrix material and an energetic material configured to generate energy upon act...  
WO/2018/118054A1
The disclosed embodiments include downhole gamma-ray generators and methods to utilize downhole gamma-ray generators in a downhole environment. In one embodiment, a downhole gamma-ray generator includes a target foil formed from a first ...  
WO/2018/119169A1
A tool for use in a borehole penetrating a formation method and a method for using the tool is disclosed. The tool includes a gyroscope for obtaining a first measurement of a rotation rate of the apparatus and at least one accelerometer ...  
WO/2018/114418A1
The invention relates to a pipe for conveying a petroleum effluent comprising water and at least one of the acidic compounds carbon dioxide CO2 and hydrogen sulphide H2S, the pipe comprising at least one mechanical reinforcement metal pa...  
WO/2018/114803A1
A machine (100) includes an undercarriage (102) having propulsions devices such as continuous tracks (104) and a cutter head (110) disposed on a cutter boom (122) that is slidably supported over the undercarriage (102). During operation,...  
WO/2018/116991A1
The present invention provides a method for decomposing a polyoxalate, which hydrolyzes a polyoxalate in water, and which is characterized by promoting the hydrolysis of the polyoxalate by having a chelating agent for trapping Ca ions or...  
WO/2018/115334A1
The invention relates to a device for locating a drill head of a ground drilling device, comprising a wireless probe, the probe being arranged on or in a flying object.  
WO/2018/118374A1
A method and system are described to form a subsurface model for use in hydrocarbon operations. The method and system utilize stability proxies with the subsurface models, such as simulation models, and to manage the reservoir simulation.  
WO/2018/118055A1
An electromagnetic induction tool and method. The electromagnetic induction tool may comprise a tool body, a gap sub may separate different sections of the tool body and may be positioned to at least partially hinder the flow of an axial...  
WO/2018/116140A1
A drill bit for coupling in use downhole drilling apparatus, the drill bit comprising: an annular coring drill bit that is rotatable to cut a formation bore face to create a core plug, a concentric drill bit that can be repeatedly axiall...  
WO/2018/113227A1
Disclosed is an electrical pulse blockage-removal and permeability increasing method for a coal bed methane well that is suitable for efficient exploitation of a coal bed methane well, the blockage-removal and permeability increasing met...  
WO/2018/118965A1
A pipe handling apparatus and method for using the pipe handling apparatus is described. The pipe handling apparatus can be used by putting a boom of the pipe handling apparatus in a nesting position. The boom of the pipe handling appara...  
WO/2018/112540A1
A drill bit for use with a drill head coupled to a drill pipe, the drill head having a return passageway extending inside the drill pipe, the drill bit including: an annular body defining a body hole extending through the body, the body ...  
WO/2018/118028A1
A downhole inductive coupling system, a method of deploying an electrically connected system downhole, and a method of transmitting electrical signals between downhole components. The downhole inductive coupling system comprises a cable,...  

Matches 151 - 200 out of 142,252