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Matches 1 - 50 out of 142,172

Document Document Title
WO/2018/129013A1
A subsurface hanger apparatus (24) for suspending an electrical submersible pump (10) in subsurface tubing (18) of a well (12) includes a spool assembly (26) having: a tubular shaped spool housing (30), a spool electrical pad (34), and a...  
WO/2018/129349A1
A dynamic power optimization system and method for electric submersible motors. A system to optimize operation of an electric submersible motor electrically coupled to a variable speed drive controlled by a computer performing dynamicall...  
WO/2018/128763A1
An early kick detection system including a kick detection computing device coupled to at least one sensor associated with a drilling system of a well. The kick detection computing device is configured to receive measurement data from the...  
WO/2018/129448A1
Mining systems include a continuous miner; a movable roof support; a roof bolter; and a flexible conveyor train positioned with its front end located under the roof support and extending underneath the roof bolter.  
WO/2018/128558A1
´╗┐Reservoir data obtained from a plurality of fluid reservoirs and comprising dependencies of a composition of a fluid produced from a reservoir on time or on a reservoir pressure or both and at least one parameter characterizing a pore...  
WO/2018/128692A2
This disclosure relates to degradable rubber compositions, such as those, for example, comprising at least one natural rubber; at least one polyurethane; at least one curing agent; and at least one complex using zinc chloride and a disul...  
WO/2018/128549A1
A system (1') for testing the integrity of a well barrier (2), the system (1') comprising: - a well (10) including a wellbore (4) and a upper wellbore termination means (8), such as a wellhead; - a mud circulation system (70) and/or a mu...  
WO/2018/128619A1
The present disclosure provides an perforating device for use within a wellbore. The perforating device comprises a center member having a length, an expansion tool positioned about the center member along at least a portion of the lengt...  
WO/2018/128832A1
An apparatus for use in a wellbore is disclosed that in one non-limiting embodiment includes a rotatable member, a thrust bearing coupled to the rotatable member, wherein the thrust bearing includes a bearing stack that further includes ...  
WO/2018/129136A1
A technique facilitates hydrocarbon fluid production. A well is formed in a subterranean region by drilling a borehole, e.g. a generally vertical wellbore. At least one tunnel is formed and oriented to extend outwardly from the borehole ...  
WO/2018/127579A1
The invention relates to a submersible machine guide assembly suitable for guiding a submersible machine (1) from an upper position towards an operative position, the guide assembly comprising a top mount (11) configured to be arranged a...  
WO/2018/126392A1
A sensing sub-assembly for use with a drilling assembly includes a cylindrical body and at least one sensor coupled to the cylindrical body. The cylindrical body includes an internal flow channel extending therethrough, which is configur...  
WO/2018/129252A1
A drilling system includes a drill string for connecting with a drill bit for drilling a borehole, a fixed stabilizer fixed on the drill string, and an active stabilizer including a body and actuators connecting the body and the drill st...  
WO/2018/128548A1
A riser system for transporting hydrocarbons from a sea bed installation towards a floating installation comprises a Steel Catenary Riser, SCR (100), and at least one flexible flow line (200). The SCR comprises a lower portion (130) havi...  
WO/2018/128636A1
A dissolvable connector allows a wireline or similar conveyance to be detached from a downhole tool or device based on conditions in a downhole environment instead of an external action, such as application of tension or an electrical pu...  
WO/2018/129278A1
A pile driving adapter (10, 10a) includes an upper attachment portion (20, 20a) for selectively attaching the adapter (10, 10a) to a drill head (12) and a lower housing portion (22) including at least a first outer wall (50). The pile dr...  
WO/2018/129241A1
A drilling system includes a rotatable string for connecting with a bit for drilling a borehole, and an active stabilizer which includes a body having an outer surface for contacting a wall of the borehole, and a plurality of actuators c...  
WO/2018/127294A1
The present invention pertains to a yieldable rock anchor (10), comprising an elongated tendon (12) extending longitudinally along a tendon axis (A) from a proximal end (16) to a distal end (18), wherein the tendon includes a substantial...  
WO/2018/129498A1
The present system is disclosed for use in securing bits (12) against rotation in a motor grader. The bit securing system (10) has at least two bits (12), and each bit (12) has a respective shank (24). Each shank (24) has a respective lo...  
WO/2018/126311A1
An electrocoagulation unit for removing one or more dissolved constituents from an untreated feedstock comprises a non-electrically conductive housing having a fluid inlet, a fluid outlet and an interior surface; a cathode and anode arra...  
WO/2018/129350A1
A detonator includes a metal casing having a bore defined by an inner surface a electrical circuit. The electrical circuit may include an insulating body at least partially disposed in the bore, a first and a second lead wire at least pa...  
WO/2018/128701A2
A method of operating a Moineau system to substantially eliminate vibrations, the method includes rotating a first rotational member, and rotating a second rotational member. Each of the first rotational member and the second rotational ...  
WO/2018/126395A1
A method of sensing hydrocarbons in a subterranean rock formation (104), including advancing a drilling assembly (100) within the subterranean rock formation (104). The drilling assembly (100) is configured to discharge a first fluid (16...  
WO/2018/126371A1
Provided is a downhole detector, comprising a waterproof outer housing (1); the top of said waterproof outer housing (1) is provided with a suspension ring (2), the waterproof outer housing (1) is internally provided with a circuit chamb...  
WO/2018/129052A1
A drilling bottom hole assembly for loss circulation mitigation includes a drill bit configured to drill a wellbore in a formation. The drill bit is attached to a drill string. The wellbore includes a high-loss circulation zone into whic...  
WO/2018/126386A1
A downhole detector, comprising: a waterproof housing (1), a top portion of the waterproof housing (1) being provided with a lifting ring, while the waterproof housing (1) is provided therein with a circuit cavity (3) and a battery cavit...  
WO/2018/127552A1
An umbilical termination head (1) for connection of a multi-bore flying lead or umbilical (2) to a structure (10), the flying lead or umbilical comprising multiple conduits (7) leading to couplers (4) being arranged on a connector part (...  
WO/2018/126589A1
Disclosed is a method for controlling wind pressure in a subway tunnel pressure relief hole, said method comprising the following steps: S1, a system collecting relevant parameters of a train, the parameters comprising train speed and tr...  
WO/2018/129053A1
Techniques of hydrocarbon production by fluidically isolating vertical regions of formation are described. A subterranean zone entrapping hydrocarbons includes multiple vertically arranged regions. Each region has a respective permeabili...  
WO/2018/128614A1
Disclosed are approaches to dielectric logging, and particularly to the processing of dielectric logging data, that involve the use of a conductivity model for the logging tool and surrounding borehole and formation that includes an anom...  
WO/2018/125090A1
Methods and compositions for mitigating the embedment of proppant into fracture faces in subterranean formations are provided. In some embodiments, the methods comprise: introducing a treatment fluid into a subterranean formation at or a...  
WO/2018/125260A1
A method of treating in a subterranean formation including combining a demulsifier; proppant; an emulsifier; an oil base fluid; and aqueous base fluid to form an oil-external emulsified fluid; and introducing the oil-external emulsified ...  
WO/2018/126148A1
A slip assembly (10) for handling a tubular, such as drill pipe, is disclosed. In one embodiment, the slip assembly (10) includes a slip bowl (12) having slip segments inserted therein. Each of the slip segments (22, 24, 26, 28, 30) incl...  
WO/2018/125095A1
A method for taking measurements in a wellbore including lowering a downhole logging tool in the wellbore; obtaining, via the logging tool, a plurality measurements of a downhole element; processing the plurality of measurements to obtai...  
WO/2018/125056A1
A method of treating a subterranean formation comprising: providing a proppant; coating the proppant with a geopolymer composition to create a coated proppant; injecting a fracturing fluid into the subterranean formation, wherein the fra...  
WO/2018/125613A1
Directional drilling is an extremely important area of technology for the extraction of oil and gas from earthen formations. The technology of the present application relates to improved non-stabilizer guidance positioning members for di...  
WO/2018/120581A1
Disclosed is a flexible tube-assisted delivery device for a radial horizontal well, comprising an oil pipe (10), and a rotating device (20) and two impellers (30) connected to a bottom opening of the oil pipe (10). A top surface of the r...  
WO/2018/121107A1
A mine anti-explosion trapezoidal sealing wall and a construction method therefor, which are suitable for the situation that it's too late to construct a conventional sealing wall when thermodynamic disasters such as an explosion and a f...  
WO/2018/121035A1
A customized method for determining a coal mining face floor water inrush risk level belongs to the field of coal mining safety. The method comprehensively takes account of the following factors: a water pressure at a coal mining face fl...  
WO/2018/125787A1
This disclosure describes various implementations of a downhole-blower system that can be used to boost production in a wellbore. The downhole-blower system includes a blower and an electric machine coupled to the blower that can be depl...  
WO/2018/122546A1
Downhole electrical energy harvesting and communication in systems for well installations having metallic structure carrying electric current, for example CP current. In some instances there is a harvesting module (4) electrically connec...  
WO/2018/125168A1
Systems and methods for subterranean formation testing. A method may include: lowering a formation testing tool into a subterranean formation, wherein the formation testing tool may include memory, a pump, a formation probe, at least two...  
WO/2018/121143A1
A small-diameter Kelly TBM driven by a center shaft, solving the problem that a TBM structure in the prior art does not meet the requirements for the construction of a small-diameter tunnel. The small-diameter Kelly TBM driven by a cente...  
WO/2018/125729A2
A tubing hanger running tool includes an inner annular body, an outer annular body positioned circumferentially about the inner annular body, and an outer sleeve positioned circumferentially about the outer annular body and configured to...  
WO/2018/125616A1
Directional drilling is an extremely important area of technology for the extraction of oil and gas from earthen formations. The technology of the present application relates to improved positioning elements for directional drilling asse...  
WO/2018/125214A1
Described are tools, systems, and methods for dielectric logging using transient waveforms. In some embodiments, one or more microstrip antennas are employed for the measurements. In various embodiments, the waveforms are processed in th...  
WO/2018/125660A1
A method to provide fractures in a formation includes providing a wellbore in the formation and providing a casing in the wellbore. The method also includes providing communication between an inside of the casing and the formation and in...  
WO/2018/125760A1
A method and system are described for hydrocarbon exploration, development and production. The method relates to performing regression and/or classification in subsurface models to support decision making for hydrocarbon operations. The ...  
WO/2018/122544A1
Downhole electrical energy harvesting and communication in systems for well installations having metallic structure carrying electric current, for example CP current. In some instances there is a harvesting module (4) electrically connec...  
WO/2018/125837A1
A running tool assembly for installing a hanger in a wellhead housing includes a first body configured to support the hanger, a second body coupled to the first body, a piston moveable relative to the second body, wherein the piston incl...  

Matches 1 - 50 out of 142,172