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WO/2018/093335A1 |
The present invention relates to a ground stabilization method and system thereof that enables the creation of a safe and workable chamber environment underground for tunnel boring machine (TBM) interventions for maintenance, replacement...
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WO/2018/092428A1 |
Provided are a gas hydrate recovery device and a gas hydrate recovery method that can efficiently melt gas hydrates. Agglomerations of a gas hydrate m and sand are supplied to a gasification tank 5 along with water from a sea bed 2, the ...
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WO/2018/093254A1 |
The invention relates to a device (10) for transporting, in particular skidding or jacking, a heavy object (4) supported on at least one guide (2), comprising an actuator (7) for effecting transport, in particular at least one hydraulic ...
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WO/2018/093259A1 |
The invention relates to a mobile land rig for drilling and/or servicing a well comprising a road vehicle having an elongated chassis supporting a derrick unit, the derrick unit comprising an erectable derrick mast, a drill floor mount f...
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WO/2018/093737A2 |
A monitoring system includes a processor configured to receive sensor data from one or more sensors positioned about a mineral extraction system, input the sensor data into a model to generate a health index predictive of a future condit...
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WO/2018/091543A1 |
The signal transmission system or a sensor system (1, 1') comprises at least one signal line (2) and at least once sensor (10) connected to the signal line, a first tube (3) formed of a metal strip or metal plate (4) having two longitudi...
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WO/2018/094318A1 |
The multifunction wellbore conditioning tool (100, 200, 300) is installed in the bottom hole assembly of a drill string and performs the functions of a cutting tool, keyseat wiper, roller reamer, keyseat wiper, and stabilizer during dril...
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WO/2018/094123A1 |
Methods of treating a subterranean formation penetrated by a well bore, by providing a treatment fluid comprising a blend including a first amount of particulates having a first average particle size between about 3 mm and 2 cm and a sec...
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WO/2018/093267A1 |
Providing hydraulic fluid from a hydraulic pump (64) to a tool (3) connected to respective first and second ends (10a, 10b) of a wellbore linear actuator and such an actuator. Where the actuator has a double acting cylinder (10) with a c...
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WO/2018/093456A1 |
A subsea reservoir pressure maintenance system, including: a subsea chemical storage unit (204); a seawater intake and treatment system (202) that takes in seawater and chemically treats the seawater with a chemical stored in the subsea ...
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WO/2018/093363A1 |
An interrogation system includes lasers and an optical filtering device. The lasers include a primary set of lasers coupled to a primary multiplexer for generating primary light signals and a secondary set of lasers coupled to a secondar...
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WO/2018/093392A1 |
Methods for delivering treatment chemicals into a subterranean formation using treatment fluids that include nanoemulsions are provided. In some embodiments, the methods include providing a treatment fluid including an aqueous base fluid...
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WO/2018/093253A1 |
The present invention relates to a tender assisted drilling system comprising a high-line system adapted to be placed on a tender vessel and an offshore platform onto which a drilling rig is arranged, which high-line system is adapted to...
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WO/2018/093252A1 |
A soil probing device comprises a probing rod with a measuring probe 2, driving means for penetrating the probing rod into the ground, generators 7 for generating acoustic compression and shear waves into the ground, detectors 10 for det...
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WO/2018/093514A1 |
Wellbore tubulars including selective stimulation ports (SSPs) sealed with sealing devices and methods of operating the same are disclosed herein. The wellbore tubulars include a tubular body that defines a tubular conduit and a pluralit...
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WO/2018/093366A1 |
A wellbore distributed acoustic sensing system can include a mode scrambler and a multimode circulator. The mode scrambler can be coupled to a multimode optical fiber for outputting to the multimode optical fiber a multimode optical sign...
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WO/2018/091009A1 |
The invention relates to a borehole pump (1) comprising an eccentric screw pump (2) with at least one stator (3) and at least one rotor (4). The eccentric screw pump (2) has, in its upper end region (5), in each case an upper sealing arr...
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WO/2018/091574A1 |
A system and methods that facilitates the launch and recovery of a subsea sensor carrier from a ship with a winch without the use of an ROV, wherein the system includes * a launch and recovery tool (40) that comprises an interface for op...
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WO/2018/093347A1 |
A downhole tool subassembly has an outer sleeve with a first set of apertures extending from an inner bore of the outer sleeve. An intermediate sleeve positioned is within the outer sleeve and defines an intermediate flow path extending ...
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WO/2018/094184A1 |
A downhole tool suitable for use in a wellbore, the tool having a mandrel made of a reactive metallic material, and further having a mandrel end with a failure point defined by an inner groove and a failure point wall thickness may be in...
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WO/2018/093345A1 |
A method includes comparing a natural frequency of a tubular with a frequency of each of at least two pulse generating devices positioned adjacent each other on the tubular, the tubular and the at least two pulse generating devices compr...
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WO/2018/090890A1 |
The invention relates to the field of marine natural gas hydrate resource development engineering, and specifically, to a method of limited sand control in multiple branch holes utilized in the mining of natural gas hydrates from a marin...
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WO/2018/090859A1 |
Provided are a system and method, based on machine vision and multi-sensor fusion, for automatic operation of a coal mining machine. The system comprises a main machine body of a coal mining machine, an automatic drill rod conveying syst...
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WO/2018/093365A1 |
An interrogation system includes a light signal switch and a reflection signal switch. The light signal switch may be communicatively coupled to an optical light source. The light signal switch may route a light signal generated by the l...
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WO/2018/093299A1 |
The group of inventions relates to the oil-and-gas extraction industry, in particular to equipment for removing deposits of asphaltenes, resins, paraffins, hydrates, calcium salts, etc. from tubing strings of oil and gas wells without ex...
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WO/2018/094368A4 |
The invention discloses systems for improving performance and operational efficiency of wireline tractors. A cooling system improves power capabilities of electrical motors mounted in wheels, which are mounted on a linkage pivotably conn...
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WO/2018/090962A1 |
Disclosed are a wire rope coring drilling rig and a new green construction method capable of replacing trench and shallow-shaft explorations, the wire rope coring drilling rig comprising: a base (1), a principal machine (2), a drilling t...
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WO/2018/091734A1 |
The device (18) comprises an assembly (26) for attaching to and moving on the flow line (16). The attachment and movement assembly (26) comprises at least two clamps (28, 30) that can be actuated selectively to clamp the flow line, the a...
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WO/2018/094220A1 |
A ball launcher and method for actuating wellsite equipment at a wellsite is disclosed. The wellsite has wellhead equipment positioned at an inlet of a wellbore. The ball launcher (411) includes a housing (436), a ball release (638), and...
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WO/2018/094119A1 |
A method of preventive well maintenance with pumping equipment in the well for well rehabilitation using CO2 with varying lengths of producing intervals utilizing varying methods to deliver cleaning energy and varying porosity of aquifer...
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WO/2018/093377A1 |
A variable flow resistance system for use with a subterranean well includes a first flow path configured to receive a fluid, a sensor configured to measure a property of the fluid received into the first flow path, and an actuator config...
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WO/2018/094352A1 |
A method is provided for gravel packing an open hole section of a hydrocarbon producing well (10). The method includes injecting a slurry comprising particulates dispersed in a carrier fluid into an annular space (60) in the open hole se...
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WO/2018/091726A1 |
The device comprises: – an inspection support (24) bearing at least one sensor (25) capable of being positioned facing the production line (16); - a catching and travelling assembly (26) for catching on to and travelling along the prod...
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WO/2018/093326A1 |
Drill bit insert with a sintered cemented carbide body including a hard phase of tungsten carbide (WC) and a binder phase wherein the cemented carbide comprises 5.0 –7.0 wt % Co, 0.10–0.35 wt % Cr, and a Cr/Co weight ratio of 0.015 â...
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WO/2018/093273A1 |
A system for monitoring and managing a plurality of elements of drilling or well control equipment positionable on a mobile drilling unit (100) is described. The drilling or well control equipment (203) is configured to be assembled duri...
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WO/2018/090349A1 |
The invention relates to the technical field of well drilling tools. Provided is a drill pipe raising/lowering tool comprising a handle (1). A lower end of the handle (1) is vertically welded to a corner portion of a skid (2). The skid (...
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WO/2018/090999A1 |
Disclosed is a novel anti-clogging soil improver spout device of a cutter, comprising a spout ring (1), a central bracing plate (2) provided at the center of the spout ring, and an elastic seal plate (3) pressed on the spout ring by mean...
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WO/2018/091919A1 |
A splice connector for a spoolable tube includes a center portion having an outer diameter equal to an outer diameter of the tube. A longitudinal extension extends in each longitudinal direction outwardly from the center portion. The lon...
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WO/2018/094264A1 |
A motion compensating system and method for use on a vessel during well intervention operations through a riser. The system can comprise an upper floor having an opening therethrough, a lower base having an opening therethrough positione...
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WO/2018/090689A1 |
Disclosed is a multifunctional anchor cable drilling machine, comprising a chassis (3), a main boom (1), which is capable of pitching and telescoping, being provided on the chassis (3), a drilling machine (101) being provided on the dist...
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WO/2018/093272A1 |
The invention provides for the use of at least one salt as a water tracer compound, wherein said salt comprises at least one organic or inorganic cation and at least one inorganic anionic metal complex. Typically the tracer is used in in...
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WO/2018/093346A1 |
A downhole tool subassembly having an outer sleeve with a first set of apertures extending from an inner bore through an external surface of the outer sleeve. The downhole tool subassembly further includes a pin coupled to the outer slee...
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WO/2018/090348A1 |
An automatic collision avoidance method for adjacent wells comprises the following steps: acquiring trajectory design information of a well under drilling (1) and drilled trajectory information of an adjacent existing well (2); establish...
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WO/2018/094257A1 |
A downhole tool suitable for use in a wellbore that includes a wedge mandrel having a distal end; a proximate end; an outer surface; and an inner flowbore extending through the wedge mandrel from the proximate end to the distal end. The ...
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WO/2018/093491A1 |
An anchor member comprises a substrate; and at least one insert secured to the substrate and extending outwardly from an outer surface of the substrate. The insert is configured for engagement with another member. In an embodiment, the i...
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WO/2018/094217A1 |
A high pressure compressed gas source is separated from an actuation piston by a pilot valve that is selectively operated with raising annulus pressure to break a rupture disc to provide access to a shuttle type valve. Movement of the sh...
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WO/2018/093678A1 |
A chemical injection valve can include a valve stem, flow between sections of a flow passage being prevented and permitted in respective closed and open positions of the valve stem, a resilient primary seal that prevents flow through an ...
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WO/2018/093344A1 |
Systems and methods for avoiding discrete 3D geological bodies that are hazards to drilling operations by identifying each 3D geological body near a well-path, defining the extents of each 3D geological body relative to the well-path, an...
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WO/2018/093516A1 |
A flow control system for use in a subterranean well includes a flow chamber comprising an inlet and an outlet that is configured to receive a fluid, and a flow restriction member positioned and movable within the flow chamber. The flow ...
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WO/2018/092429A1 |
Provided are a gas hydrate collection device and a gas hydrate collection method for efficiently collecting gas hydrate. Massive gas hydrate m and sediment, together with water from the bottom 2 of water, are supplied to a gasification t...
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