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WO/2020/233127A1 |
Disclosed is an efficient rotary drilling drill bit device with combined drilling and stirring for a large-section open caisson. The rotary drilling drill bit device comprises a gear transmission box (10), a driving gear (11), driven gea...
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WO/2020/234619A1 |
The invention relates to a device for determining a volume of liquid in a hydrocarbon fluid sample, the device including: a cell (1) comprising an upper part (3) defined by a tubular sidewall (5) and a lower part (4) defined by a closed ...
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WO/2020/235996A1 |
A communication and navigation system for allowing a user to communicate and navigate undergrounds, wherein said system comprises a gateway communication node arranged for providing communication between an external communication network...
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WO/2020/237046A1 |
A hybrid bit includes a fixed cutting structure and a rolling cutting structure. The fixed cutting structure includes a plurality of fixed cutting elements. The rolling cutting structure is coupled to the fixed cutting structure and incl...
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WO/2020/198278A3 |
An apparatus and system for generating pressure pulses for enhancing and completing a well bore within a coiled tubing assembly including: a CT-MWD-FTD tool longitudinally and axially positioned within the center of a main valve assembly...
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WO/2020/236208A1 |
According to various aspects of the subject technology, a tool collar is provided. The tool collar may include a recessed portion comprising a component segment and a threaded segment, a pressure sleeve covering the recessed portion, and...
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WO/2020/236320A1 |
A magnetic system for determining a position of an untethered dissolvable frac package for use in a hydraulic fracturing or stimulation operation. The system includes an array of magnets operable to produce a magnetic field that is opera...
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WO/2020/235649A1 |
A coevolutionary combinatorial optimization system comprising: a problem acquisition unit that acquires information indicating a prescribed problem; a parameter acquisition unit that acquires parameters for an algorithm for optimizing an...
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WO/2020/236004A1 |
A device for continuous water pressure measurement in a hydrocarbon reservoir comprising a pressure sensor, a hydrophilic membrane positioned between a reservoir formation and the pressure sensor, the hydrophilic membrane having a surfac...
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WO/2020/237154A1 |
A first layer of the multi-layered reservoir is produced through a coiled tubing production string. The coiled tubing production string is located within a wellbore that includes a first horizontal section within the first layer. The coi...
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WO/2020/236365A1 |
A downhole system includes a first tubular having a terminal end including a first connector portion, an inlet, an inner surface, an outer surface, and a first conduit extending between the inner surface and the outer surface fluidically...
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WO/2020/236876A1 |
Systems and methods presented herein facilitate operation of well-related tools. In certain embodiments, a variety of data (e.g., downhole data and/or surface data) may be collected to enable optimization of operations related to the wel...
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WO/2020/236141A1 |
A wellbore isolation assembly has an outer housing having an inner bore having a treatment port formed therein, and a floating inner mandrel disposed within the inner bore. The floating inner mandrel can have an inner bore formed thereth...
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WO/2020/236226A1 |
Methods and systems involving thermal desorption of an oily slurry are provided. In some embodiments, such systems include a desorption: vessel including, an inner chamber; a heating unit: disposed adjacent to the desorption vessel confi...
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WO/2020/233473A1 |
A drilling rig and a matching drill pipe (5) for use with same. The drilling rig comprises a gear-type pneumatic motor (1), a decelerator (2), a power shaft (3), a rotary seal device (4) and a matching drill pipe (5) for use with same. A...
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WO/2020/236220A1 |
Disclosed is an acoustic sensor system comprising an electrical connector, at least one transducer connected to the electrical connector, a fluid compensating piston connected to the electrical connector, a housing having the electrical ...
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WO/2020/236177A1 |
Pumping of wellbore fluid to a surface may have a detrimental effect on the pump performance due to high gas concentrations in the fluid. A pump system that utilizes a helix gas separator provides greater pump efficiency by effectively r...
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WO/2020/237152A1 |
Methods, systems, and computer-readable medium to perform operations including: obtaining, in real-time from one or more sensors of a drilling system, real-time drilling data of a drilling operation of drilling a wellbore; using the dril...
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WO/2020/236232A1 |
A method can include receiving sensor data during drilling of a portion of a borehole in a geologic environment; determining a drilling mode from a plurality of drilling modes using a trained neural network and at least a portion of the ...
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WO/2020/236142A1 |
A downhole tool may comprise a tool body that is a structural support for the downhole tool, an upper arm attached at one end to the tool body, a pad attached at an opposite end of the upper arm, a lower arm attached at one end to a slid...
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WO/2020/234259A1 |
The present invention relates to a drill string rod (10) for percussion drilling. The drill string rod comprises: an elongated intermediate section (11) extending along an axis A; a first coupling (12) intended to be connected to a corre...
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WO/2020/234567A1 |
A connector (10) for connecting a first wellbore tubular (12) to a second wellbore tubular (14) comprises a tubular housing (16) connectable to the second tubular and comprising an internal surface (20) facing an internal bore (18), and ...
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WO/2020/236444A1 |
Acid stimulation operations in a wellbore may be conducted using frac plugs constructed of a hydrolytically degradable polymer. The frac plugs may be constructed of an aliphatic polyester such as PGA and may be readily pumped into positi...
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WO/2020/236799A1 |
Systems, methods, and computer-readable media of which the method includes obtaining a knowledge graph comprising elements and relationships that connect together the elements, receiving a raw oilfield data, generating structured oilfiel...
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WO/2020/234464A1 |
This invention relates to a method and a system of abating carbon dioxide (CO2) and/or hydrogen sulfide (H2S) in a geological reservoir. Water is pumped or transferred from a water source to an injection well. The gasses are merged with ...
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WO/2020/236136A1 |
The disclosure is directed to a method and system that estimates the number of active fractures for a given hydraulic fracturing fluid pressure. The hydraulic fracturing pressure can be correlated to a corresponding hydraulic fracturing ...
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WO/2020/236137A1 |
Methods and compositions for use in the inhibition of the formation of gas hydrate agglomerates are provided. In some embodiments, a method is provided that includes: providing an emulsion drilling fluid including: a continuous phase inc...
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WO/2020/236785A1 |
A sensor assembly communicatively coupled to a processing device is configured to be disposed within and move along a pipe configured to flow a fluid. The sensor assembly includes a tubular housing configured to be centrally retained wit...
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WO/2020/236442A1 |
A wellbore system for perforating a subterranean formation including a dissolvable perforating gun that may be wirelessly operated to fire at a predetermined wellbore location and thereafter fragmented and dissolved with wellbore fluids....
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WO/2020/236430A1 |
A control unit includes a rotatable tubular body that rotates around a spindle. A torque transfer unit may be attached to the tubular body and the spindle. A force applied to the torque transfer unit by a biasing element may control a fi...
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WO/2020/236131A1 |
A method for detecting events includes receiving measurements from a plurality of sensors, and executing a machine learning model trained to identify events based on the measurements. The machine learning model identifies the events base...
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WO/2020/236153A1 |
Apparatus, methods, and systems for determining body wave slowness values for a target formation zone. A method includes selecting a target axial resolution based on the size of a receiver array, obtaining a plurality of waveform data se...
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WO/2020/237263A1 |
A clip with a body formed from an elongate rigid member, the body having first and second ends, a first hook-shaped formation, in a first plane, formed at the first end and a second hook-shaped formation, in a second plane, formed at the...
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WO/2020/228189A1 |
A generation system and method for a high-precision three-dimensional navigation map of a fully mechanized mining surface, applicable to use in the technical field of unmanned mining. The generation system comprises a channel wave seismo...
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WO/2020/231414A1 |
A method for identifying a shape of a borehole may comprise disposing a measurement assembly into the borehole, transmitting a pressure pulse from the at least one transducer, recording the echo with the at least one transducer producing...
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WO/2020/228380A1 |
Provided is a vehicle-mounted tunnel collapse monitoring and early-warning system, comprising a movable vehicle. The movable vehicle carries a tunnel face monitoring module, a data storage module and a processor. The system can perform f...
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WO/2020/231446A1 |
A thermal sensor module, comprising: a housing, wherein the housing comprises a first end and a second end, wherein the housing is hollow and configured to allow a fluid to flow into the housing through the first end and exit through the...
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WO/2020/227789A1 |
A subsea variable speed drive apparatus comprising a pressure resistant container (90) comprising a curved wall section having a curved, internal surface (90a); and a variable speed drive comprising at least one power electronics module ...
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WO/2020/232100A1 |
Methods, systems, and computer-readable medium to perform operations including: determining, in real-time, values of drilling parameters of a drilling system drilling a wellbore; calculating, based on the values of the drilling parameter...
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WO/2020/231516A1 |
A method for stimulating production of hydrocarbons from a sandstone formation includes the steps of injecting a stimulation fluid into the sandstone formation, the stimulation fluid formed from a hydrofluoric acid precursor and an oxidi...
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WO/2020/231498A1 |
A pump comprising a pump fluid end having a reciprocating element bore; a reciprocating element having a front end opposite a fluid intake end and comprising a peripheral wall defining a hollow cylindrical body; a movable manifold compri...
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WO/2020/231457A1 |
Systems, methods, and computer-readable media are provided for detecting sand in a production flow. An example method can include receiving acoustic field data generated by at least one acoustic sensor on a downhole tool lowered into a b...
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WO/2020/232088A1 |
Methods for prediction and inhibition of calcium carbonate scale in hydrocarbon wells include generating a confusion matrix for each of several machine learning methods. The confusion matrix is generated by executing a machine learning m...
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WO/2020/231497A1 |
A valve assembly comprising a valve seat, a valve body, a valve spring, and a valve guide, wherein the valve seat and/or a valve seat housing in which the valve seat is seated comprises a plurality of grooves; wherein the valve body comp...
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WO/2020/231321A1 |
A device (20; 30; 40) for measuring strain in an elongated metallic bar (10), the device (20; 30; 40) comprising a housing (25; 35; 45) arranged to be secured to the metallic bar (10), at least one optical sensor (15), at least one light...
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WO/2020/232052A1 |
Systems and methods for communicating between surface equipment and a downhole tool installed in a well. First and second toroidal transformers are positioned around an inner one of a pair of coaxial structural members of a well completi...
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WO/2020/231271A1 |
A method of preparing a fluid produced at an offshore production facility for transportation. The method comprises: part-processing the produced fluid to form a semi-stable oil product; and loading the semi-stable oil product directly on...
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WO/2020/231462A1 |
A distributed acoustic system may comprise an interrogator which includes a single photon detector, an umbilical line comprising a first fiber optic cable and a second fiber optic cable attached at one end to the interrogator, and a down...
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WO/2020/232221A1 |
Systems and methods include a method providing automated production optimization for smart well completions using real-time nodal analysis including comingled production calibration. Real-time well rates and flowing bottom-hole pressure ...
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WO/2020/232089A1 |
Methods for prediction and inhibition of calcium carbonate scale in hydrocarbon wells using machine learning include extracting training data including parameters from aqueous samples. Each aqueous sample is collected from a respective h...
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