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WO/2015/073489A9 |
A method for monitoring condition of a wellbore includes initializing a value of at least one parameter having a relationship to likelihood of a drill string becoming stuck in a wellbore (the HCF). During drilling operations, at least on...
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WO/2015/160355A1 |
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/2015/156893A1 |
A method for optimizing drilling fluids by creating a proper particle size analysis and distribution curve of particle sizing within drilling fluid. The particle size distribution curve is maintained with a maximum particle sizing of 6 m...
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WO/2015/153680A1 |
Systems and methods for optimizing oil recovery and reducing water production in smart wells using integrated reactive/proactive optimization to determine optimal downhole valve settings.
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WO/2015/148841A1 |
An apparatus and method for the actuation of down-hole tools are provided. The down-hole tool that may be actuated and controlled using the apparatus and method may include a reamer, an adjustable gauge stabilizer, vertical steerable too...
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WO/2015/148871A1 |
Process control system and method using data-stream segmentation, segment modeling, and Bayesian belief networks for analyzing sensor data are used to determine equipment events, such as equipment failure and equipment stress conditions,...
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WO/2015/148838A1 |
An apparatus and method for the actuation of down-hole tools are provided. The down-hole tool that may be actuated and controlled using the apparatus and method may include a reamer, an adjustable gauge stabilizer, vertical steerable too...
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WO/2015/126315A9 |
A rock drilling machine (2) which is adapted to intermittently produce shock wave pulses for transfer over a drill string (3) to a rock disintegrating drill bit (6). The rock drilling machine includes: a force setting unit (8) which is a...
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WO/2015/138811A2 |
System and methods of modeling fluids in a simulation of fluid production in a multi-reservoir system with a common surface network are provided. Pressure-volume-temperature (PVT) data is determined for fluids in each of a plurality of r...
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WO/2015/138810A1 |
System and methods of simulating fluid production in a multi-reservoir system with a common surface network are presented. An equation of state (EOS) characterization of fluids is matched with a delumped EOS model representing different ...
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WO/2015/138669A1 |
Systems, methods, and media for planning drilling operations using modeling and simulation systems, and information obtained from drilling rig markets. Method, systems, and computer program products perform operations including querying ...
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WO/2015/138807A1 |
System and methods of simulating different phase states of fluids in a reservoir are presented. A phase envelope is approximated in response to a non-successful calculation of the saturation pressure. If a given temperature is above a ma...
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WO/2015/137931A1 |
Techniques for controlling a bottom hole assembly (BHA) include determining a first candidate BHA control signal; generating an input to a BHA control, the input comprising a perturbation signal superimposed on the first candidate BHA co...
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WO/2015/138805A1 |
System and methods of simulating fluid production in a multi-reservoir system with a common surface network are provided. Black oil data is matched with a common equation of state (EOS) model for each of a plurality of reservoirs. The bl...
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WO/2015/138724A1 |
Methods, systems, and computer program products for designing a horizontal well in a hydrocarbon field having naturally fractured reservoir integrates workflows from multiple oilfield related disciplines, including a geophysics workflow,...
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WO/2015/130836A1 |
The present disclosure relates, in some embodiments, to methods and systems of geosteering or geological operations. In some embodiments, systems of the present disclosure may transmit MWD or LWD data to a processor. The processor may ex...
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WO/2015/130406A1 |
System and methods for monitoring casing wear for a well during a drilling operation are provided. Casing design parameters for a planned well are determined during a planning phase of the drilling operation. A wear factor along a length...
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WO/2015/126423A1 |
Systems and methods for total asset modeling by updating a preexisting integrated asset model in the form of a unique type model during different stages of an asset lifecycle to identify and evaluate a new asset during the asset lifecycle.
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WO/2015/120905A1 |
A method for initiating a remote operation mode of a work machine, the method comprising: providing the work machine with a work machine-specific safety key; receiving, at a remote control station, a notification from the work machine in...
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WO/2015/123289A1 |
A method of assigning geophysical reference values to a well trajectory includes defining a set of geophysical reference parameters and assigning a tolerance to each geophysical reference parameter. A Geomodel is processed to determine v...
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WO/2015/122824A1 |
Damping device for a percussion device of a hydraulic rock drilling machine (1) with a striking direction (R), including a damping piston (5) for action in an axial direction against a tool, wherein the damping piston (5) exhibits a firs...
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WO/2015/119766A1 |
A closed loop method for using model predictive control (MPC) to control direction drilling attitude includes receiving a demand attitude and a measured attitude. The received attitudes are processed using a closed loop MPC scheme to obt...
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WO/2015/119875A1 |
A method for estimating the wear of a drilling tool is disclosed. The method includes selecting a first incremental distance along a length of a formation. The method further includes determining a first characteristic of the formation a...
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WO/2015/119703A1 |
Embodiments of a geosteering system, method of operation, and associated media are disclosed. The system includes a computing system (200) at a facility (102) remote from at least one rig site (104). The computing system includes at leas...
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WO/2015/116103A1 |
A smart legend groups plot lines that reflect the same type of drill string analysis. The smart legend includes parent level legend entries, each parent level legend entry including child level legend entries. The child level legend entr...
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WO/2015/114725A1 |
Provided is a drilling device with improved fuel efficiency, reduced impact on the environment, and the like. Specifically, a drilling device (1) is put into an idling state by maintaining the engine speed at a first speed while waiting ...
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WO/2015/116101A1 |
A depth range manager provide users with a way to run and retain multiple depth range analyses for a drill string operation, including the operational parameters for each analysis. This allows users easily to view and compare the analyse...
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WO/2015/112944A1 |
A method for continuously determining characteristics of a process fluid includes inline real-time analysis. In one embodiment, inline analysis of water, oil, and salt anions provides continuously obtained measurements for determination ...
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WO/2015/112208A1 |
A system, computer program product, and computer implemented method are provided for determining an optimal acidizing placement design which would yield a prescribed profile of injection or production rate that accounts for the drawdown ...
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WO/2015/112211A1 |
Systems and methods for determining an optimal acid placement design for a production well near an aquifer are provided. An optimal acid placement that is determined accounts for the drawdown from heel to toe of the production well and r...
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WO/2015/112778A1 |
A test stand, for testing several parameters of power tongs used to make and break drill and casing pipe segments, comprises a base having a vertical, rotating shaft bearing along its length one or more disk brakes for stopping rotation ...
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WO/2015/112418A1 |
Hybrid gas fracturing methods and systems utilizing an early stage gas treatment fluid, which may contain a dispersed phase of fluid loss control agent particles, followed by a proppant stage(s) to form a fracture system having a branche...
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WO/2015/109106A1 |
A system for increasing the detecting degradation of a wellbore. The system comprises a computer memory configured for storing computing instructions and a processor operably coupled to the computer memory. The system comprises a sensor ...
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WO/2015/102751A2 |
A method for scheduling wellbore construction activities includes entering a well plan into a computer. The well plan includes estimated start and stop times for a plurality of activities in a predetermined sequence. Progress of selected...
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WO/2015/100484A1 |
A method and apparatus for directional drilling using mechanical wave detectors and a drill string having a drill bit at a drill bit end of the drill string. During an underground drilling operation in an underground formation, a mechani...
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WO/2015/103573A1 |
Oilfield management includes obtaining a binary variable array describing configurable elements of an oilfield design, partitioning the binary variable array into subgroups, and applying a transformation function to each subgroup to obta...
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WO/2015/102583A1 |
In one aspect, a resistivity logging tool for a fluid-producing formation if provided. The resistivity logging tool includes at least one transmitter device connected to at least one excitation electrode, multiple receiver devices respec...
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WO/2015/103185A1 |
Specialized computing systems, devices, interfaces and methods facilitate the simulation of downhole wellbore re-entry procedures such as sidetracking, rat hole extension, hole enlargement, window modification, fishing, and other re-entr...
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WO/2015/102792A1 |
In some aspects, techniques and systems for operating a subterranean region model are described. A global system model represents a subterranean region. Subsystem models of the global system model are identified. Each of the subsystem mo...
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WO/2015/103187A1 |
Specialized computing systems, devices, interfaces and methods facilitate the simulation of downhole wellbore abandonment procedures such as section milling and casing milling. Computing systems, devices, interfaces and methods enable a ...
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WO/2015/103182A1 |
Specialized computing systems, devices, interfaces and methods facilitate the simulation of downhole milling procedures such as wellbore departure milling procedures. Computing systems, devices, interfaces and methods enable a user to de...
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WO/2015/100165A1 |
A method of visualizing borehole system data includes obtaining first borehole system data, second borehole system data, third borehole system data, and fourth borehole system data corresponding to first, second, third, and fourth boreho...
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WO/2015/094766A1 |
A system and method to determine health prognostics for selection and management of a tool for deployment in a downhole environment are described. The system includes a database to store life cycle information of the tool, the life cycle...
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WO/2015/094174A1 |
This disclosure is related to real-time calibration of drilling modeling programs and to the estimation of pipe stretch to perform corrections for the inclination and azimuth measurements and the estimation of pipe twist to perform corre...
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WO/2015/095456A1 |
A method for monitoring operation of a pumping system for pumping anomalies is provided. In one embodiment, the method includes operating a pump of a downhole tool to pump fluid through the downhole tool and continually measuring an oper...
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WO/2015/088964A1 |
A method for defining a permissible borehole curvature includes determining curvature characteristics of at least one of a borehole and a downhole assembly in the borehole and calculating an envelope of permissible borehole curvatures fr...
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WO/2015/088720A1 |
Methods are provided for determining the drilling state of a downhole tool and controlling the trajectory of the downhole tool in a wellbore during a drilling operation. One method may include identifying a drilling parameter indicative ...
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WO/2015/086777A1 |
The invention relates to a method for detecting a malfunction during drilling performed using a bit, the method comprising: a) comparing a first quantity (E) representative of the mechanical specific energy (MSE) with a first threshold v...
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WO/2015/088527A1 |
An example slip-ring interface may include a first section and a second section rotationally independent from the first section. At least one conductor path between the first section and the second section may be selectively associated w...
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WO/2015/084481A1 |
A method and computer system for performing simulation of a field having a subterranean formation. The method includes obtaining measured core sample data of a core sample retrieved from the formation, the core sample data measured by in...
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