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WO/2019/151970A1 |
The modular 'Sea Level Gas Separators of Oil Well Effluent' (SLGOE) units about a rig vicinity preclude gas entrainment reaching the rig. When operative as an 'Emergency operational SLGOE unit' (EOS unit), functional only after a blow-ou...
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WO/2019/152950A1 |
An imaging device (124), laser(s) (190, 192), lag calculation, and/or volume calculations are used to determine cuttings volume per unit depth. A projected or theoretical volume can be calculated based on parameters of the borehole being...
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WO/2019/144663A1 |
A drilling and dust removal integrated device of a mining drill carriage, comprising: a drill pipe (2); a drill carriage motor (1) rotated to drive the drill pipe to drill; a dust hood (10) provided corresponding to the drill pipe; a cyc...
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WO/2019/148078A1 |
A technique facilitates filtration of solids from a well fluid to during a pumping operation. The system may comprise a downhole pump, e.g. a downhole rod lift pump, having a pump housing through which a well fluid is moved during pumpin...
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WO/2019/147139A2 |
A tool (100) and a method for determining material quality of a hydrocarbon wellbore cross section, the hydrocarbon wellbore cross section comprising one or more tubular elements having filling materials in between, the tool comprising: ...
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WO/2019/145122A1 |
An apparatus for drilling a well which includes a drill bit (2) arranged at the end of a length of drill tubing (4), a motor (3) to rotate the drill bit and steering means to steer the drill bit, and including torque measuring means (5) ...
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WO/2019/147356A1 |
Extracting a core sample from within a wellbore is optimized based on information extracted from acoustic signals that are generated downhole. The acoustic signals provide an indication of the formation being cored, which is used to obta...
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WO/2019/148173A1 |
Systems for automatedly delivering explosives with variable densities are disclosed herein. Methods of automatedly delivering explosives with variable densities are disclosed herein. Methods of determining an emulsion explosive density p...
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WO/2019/144661A1 |
Disclosed are a mining drill and a dust removal device therefor. The mining drill comprises a drill rotary device (1) and a drill rod (2), and during operation, the drill rotary device (1) drives the drill rod (2) to drill so as to perfo...
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WO/2019/144223A1 |
A passive rotating jointed tubular continuous snubbing injector is provided for moving connected, segmented oilfield tubulars axially into or out of horizontal, extended-reach oil and natural gas wells that may contain pressurized fluid ...
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WO/2019/147601A1 |
Methods and systems pertaining to generating a startup or other operating order of pumps of a pumping system for performing a subterranean formation fracturing operation, and/or another pumping operation, and for coordinating distributio...
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WO/2019/147884A1 |
A pressure control device (100) for sealing about a tubular string (102) comprises: a flange (206) disposed about a central axis, an annular extension (226) extending from the flange and an annular seal (305) element coupled to the annul...
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WO/2019/147170A1 |
The invention relates to a downhole acoustic emitter. The technical result is an increase in efficiency and a broadening of functional capabilities. The downhole acoustic emitter comprises a housing with a hermetically sealed section fil...
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WO/2019/147827A1 |
Service life characteristics of an elastomer component used for sealing in a BOP are monitored. Measurements are made in situ on the BOP while deployed at a wellsite. The measurements can be related to contact pressure and/or sealing pre...
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WO/2019/147840A1 |
A tunnel system includes at least two adjacent tunnel lining systems and a sealing system. Moreover, the tunnel lining systems can include plural tunnel lining segments.
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WO/2019/147881A1 |
A rotating control device (100) includes a housing (110) with a sensor port (116) extending to a central housing bore, a sensor (120) in the port, and a rotating sleeve assembly (RSA) (125) extending within the central bore. The RSA (125...
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WO/2019/147398A1 |
A string of coiled tubing (29) having a power cable (35) therein supports and supplies power to an electrical submersible well pump assembly (15) in a well. The coiled tubing has an upper section (29a) and a lower section (29b) joining e...
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WO/2019/147123A1 |
A method of installing a reinforced thermoplastic pipe (RTP) (102) in a production tube is provided, the method includes the steps of preparing a bottom assembly (703) in a production well, swaging connectors (707, 709) onto both ends of...
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WO/2019/148009A2 |
A method and apparatus for containing one or more shaped charges in a single plane, arrayed about the center axis of a gun body, and detonated from a single initiator in a shaped charge cluster assembly.
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WO/2019/147297A1 |
A system and method for controlling a drilling tool inside a wellbore makes use of Bayesian optimization with range constraints. A computing device samples observed values for controllable drilling parameters such as weight-on-bit (WOB) ...
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WO/2019/147283A1 |
Treatment fluid compositions that include a carrier fluid, a crosslinkable polymer, one or more degradable fibers grafted with a crosslinking moiety capable of crosslinking the crosslinkable polymer, and optionally a proppant or gravel. ...
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WO/2019/122004A3 |
A downhole catcher device comprises a catching mechanism which is configured to be transferable between a first mode and a second mode. The catching mechanism is further configured for passing by a first operation element if the catching...
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WO/2019/147633A1 |
Technologies related to training machine-learning-based surrogate models for phase equilibria calculations are disclosed. In one implementation, an equation of state (EOS) for each of one or more regions of a reservoir is determined base...
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WO/2019/145201A1 |
A cutting tool (106) for a tunnel boring machine comprises a tool head (115) equipped with at least one wear sensor (315) which tool head can be releasably connected to a tool holder (206, 321). A line arrangement comprising a wireless, ...
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WO/2019/147967A1 |
A method includes receiving sensor data characterizing one or more properties of a first formation undergoing drilling; determining, based on the received sensor data and a plurality of clustered historical data, an identity of the first...
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WO/2019/144507A1 |
Disclosed is a mechanical downhole tool for vertical well drilling using a screw cam, consisting of a motor assembly, a universal shaft assembly and a straightening assembly. The front end of the motor assembly is connected to the univer...
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WO/2019/144662A1 |
Disclosed are a mining drill and a dust suction cover therefor, and a dust removal device. The dust suction cover (1) comprises: a conical cover (10) and a cylindrical cover (20), wherein a top opening of the conical cover (10) matches a...
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WO/2019/147268A1 |
A wellbore assembly can include a completion string having a side pocket. A downhole device can be positioned within the side pocket of the completion string. The downhole device can have a first end sized and shaped for coupling to a to...
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WO/2019/147689A1 |
A method for evaluating or improving performance of a drilling operation comprises, during the drilling operation, receiving a performance parameter of a component of a drilling system measured by a sensor of the drilling system. The mea...
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WO/2019/148128A1 |
A downhole temporary pressure isolation tool configured to withstand very high gas pressures at high temperatures may be achieved by a variety of configurations, processes, and techniques. In particular implementations, a barrier valve h...
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WO/2019/148151A1 |
A wellbore fluid may include an aqueous base fluid; a mixture of metal bromides dispersed in the aqueous base fluid; and a plurality of nanoparticles suspended in the aqueous base fluid, where the metal bromides and the plurality of nano...
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WO/2019/078728A3 |
A system and method of cleaning an annular area in a well (2), comprising: - a first pipe body (4) and a surrounding second pipe body (6); - a first annulus (8) containing a clean fluid (10), and a surrounding second annulus (12) contain...
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WO/2019/147294A1 |
A method for controlling a target switch assembly (232A) in a chain of switch assemblies (232A to 232M) includes distributing (1100) the chain of switch assemblies (232A to 232M) in a wellbore (211); placing (1102) a controller (206) at ...
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WO/2019/147820A1 |
A reaming tool for use in a wellbore has an elongated tubular body with an outer surface. There are at least first and second reamer sections formed on the tubular body, with the first and second reamer sections (i) being positioned circ...
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WO/2019/145393A1 |
The present invention relates to a downhole wireline intervention tool for performing intervention in a well, comprising a wireline (3), a motor (4) powered by the wireline (3), a positive displacement pump (5) driven directly or indirec...
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WO/2019/144238A1 |
A sub adapted for injection into the wellbore and sensing, the sub comprising: (a) an elongated body; (b) an inner bore having multi-material spacers of different radiation transparencies; and (c) an outer wall having recessed portions a...
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WO/2019/148152A1 |
A technique facilitates formation of a gravel pack along relatively lengthy wellbores. According to an embodiment, a completion system comprises a plurality of screen assemblies. The completion system also has an alternate path system di...
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WO/2019/147385A1 |
A perforation gun assembly comprising a plurality of guns with a box fitting at one end and a modified pin fitting at the distal end, the modified pin fitting further comprising an end cap secured to an internal charge carrier, aligning ...
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WO/2019/146359A1 |
Provided is a downhole plug for well drilling, wherein the downhole plug can restore a flow path in a short time by quickly degrading after hydraulic fracturing. A downhole plug (10) includes a mandrel (1) made of a degradable material a...
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WO/2019/147768A1 |
A new method of gathering data real time during production or simulation tests using a gravity deployed tool, referred to as a fiber-line intervention tool ("FLI" or "FLIT") to monitor bottom-hole pressure and temperature for well testin...
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WO/2019/055241A9 |
A system including a rig site with at least one pollution control system located on the rig site. The pollution control system is configured to modify an output of light, noise, or vibrations from the rig site to an environment surroundi...
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WO/2019/145602A1 |
An arrangement and a method for installing a casing in a borehole. The arrangement (100) comprises a casing (1), a boring pipe (2) which is adapted within the casing (1), the boring pipe (2) comprising flow channels for compressed air (3...
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WO/2019/140975A1 |
The present invention relates to a reciprocating sampling method and device for use in fixed-point sampling of gas content, wherein the method comprises the following steps: 1) performing sectional drilling, according to a predetermined ...
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WO/2019/141966A1 |
A method and system for recovering oil from a subterranean reservoir, the method comprising: delivering an injection gas through an injection flow path into a plurality of regions of the reservoir via a plurality of outflow devices arran...
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WO/2019/143875A1 |
A main bore (11) is drilled with an inclined section (17) extending toward a hydrocarbon bearing earth formation (21). First and second laterals (25, 29) are drilled from the inclined section downward into the formation at a steeper angl...
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WO/2019/143796A1 |
A water content sensor is positioned within a flowline downstream of a well-choke. The water content sensor is configured to determine a water content percentage of a production fluid flowing through the flowline. A temperature sensor is...
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WO/2019/140812A1 |
A mining system and method for a single steeply-inclined thick coal seam coal, wherein a transport chute (2) is constructed along a coal seam floor (1), and a production system is formed with mountains on both sides of a mining area. In ...
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WO/2019/141457A1 |
The present invention relates to a subsea housing assembly comprising a subsea housing having a first and a second housing portion. The first housing portion (10) comprises a first electrical connection (15) for data communication and th...
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WO/2019/140492A1 |
The present invention provides a rock bolt (14) comprising a cable (21) formed from multiple wound strands. The rock bolt also comprises a sleeve (16) surrounding the cable along at least portions of the cable, and multiple collars (17) ...
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WO/2019/144040A2 |
Analysis and control of drilling mud and additives is disclosed using a mud analysis system and a mud additive system that may automatically monitor and control the drilling mud during drilling of a well. The mud analysis system may acqu...
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