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WO/2015/164394A1 |
A core barrel head assembly having at least one electronic instrument that is configured to obtain orientation data; a power source; and a communication means to receive and/or transmit orientation data for use in a core sample down hole...
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WO/2015/164713A1 |
Methods and systems for determining asphaltene onset pressure of a formation fluid are disclosed herein. The method includes positioning a wellbore tool within a wellbore and drawing a formation fluid sample into the wellbore tool. The m...
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WO/2015/160459A1 |
A distributed temperature sensor and a method of determining temperature are described. The distributed temperature sensor includes an optical fiber to filter or remove Stokes Raman scatter and prevent stimulated Raman scatter and a ligh...
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WO/2015/161282A1 |
Evaluation of formation and fracture characteristics based on multicomponent induction (MCI) log data includes automated calculation of inverted biaxial anisotropy (BA) parameters for the formation by performing an iterative BA inversion...
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WO/2015/157394A2 |
Systems and methods for an integrated wellbore stress, stability and strengthening analysis are disclosed. An integrated geomechanical tool can be used to analyze and evaluate stress along the length of the wellbore to identify a safe dr...
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WO/2015/153219A1 |
An embodiment of a method of estimating a property of an earth formation includes: disposing an acoustic tool in a borehole in an earth formation, the acoustic tool including an acoustic source and an acoustic receiver, the borehole havi...
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WO/2015/152943A1 |
A method for downhole formation evaluation includes extracting a fluid sample from a drilling fluid using a controlled gas separator. The evaluation further includes extracting a plurality of individual chemical species from the fluid sa...
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WO/2015/153303A1 |
A method for obtaining fully gain compensated propagation measurements includes rotating an electromagnetic logging while drilling tool in a subterranean wellbore. The tool includes first and second transmitters and first and second rece...
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WO/2015/153821A1 |
A well stimulation modeling method and simulation model for modeling a stimulation treatment involving a chemical reaction between a treatment fluid and a porous medium, such as acid treatment of a carbonate formation. In a wormhole init...
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WO/2015/152909A1 |
Disclosed herein are methods including applying a photo-activated catalyst to a window, directing an ultraviolet light onto the window, producing a bleach via an oxidation reaction, and breaking down organic compounds located on the wind...
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WO/2015/148764A1 |
A method includes providing a water sample for analysis at a well site, or at a location proximate the well site, where the water sample is collected from at least one water source and the water sample comprises at least one analyte. The...
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WO/2015/147652A1 |
The invention provides a tool for planning, constructing, developing, maintaining and abandonment of petroleum wells, comprising representation of a well or each well in a group of well categories, such as a well in the drilling, complet...
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WO/2015/144264A1 |
Probe (11) for producing signals (u(t)) indicative of a local phase composition (O, W) of a fluid (10) flowing in a well (51), comprising a body (13) of electrically insulating material having a tip (15) adapted for contact with the flui...
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WO/2015/147880A1 |
System and method for monitoring frac fluid flow through a column bed includes preparing a vessel (112, 440) with a column including a filtering member (120, 420), a column bed (114, 414) simulating a downhole environment, and a frac flu...
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WO/2015/142353A1 |
Disclosed are methods of fabricating an integrated computational element for use in an optical computing device. One method includes providing a substrate that has a first surface and a second surface substantially opposite the first sur...
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WO/2015/142328A1 |
In some aspects, systems and methods are provided for determining formation properties using data from both a high-frequency dielectric tool (HFDT) and an array induction tool (AIT). The system includes a controller in communication with...
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WO/2015/138325A1 |
A nodal geophysical sensing system includes a ground contact sleeve defining an interior space and having at least one feature on an exterior thereof for contacting and compressing ground materials adjacent the exterior. A nodal geophysi...
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WO/2015/138573A1 |
A well completion system (10) includes tubing (16), and packers (19) that seal the annulus (24) of the well outside the tubing (16). The packers (19) are spaced to define voids in the annulus (24) that are substantially free from hydrost...
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WO/2015/137943A1 |
In some embodiments, an apparatus and a system, as well as a method and an article, may operate to access rock property measurements taken within shale basins; to transform the rock property measurements into Estimated Ultimate Recovery ...
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WO/2015/134565A1 |
An apparatus may include a tubular, a first isolator connected to the tubular and configured to engage an interior surface of the wellbore, a first pressure gauge connected to the tubular and configured to take multiple pressure readings...
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WO/2015/134857A1 |
A method can include receiving formation parameter values associated with a bore of a formation; receiving a pressure stabilization value for fluid flow at a location in the bore of the formation; and, based at least in part on the forma...
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WO/2015/132218A1 |
In a wellbore (1) provided with a non-cemented perforated liner (6) forming a continuous annular space (7) between the liner and the formation (2), the liner having an original perforation pattern being optimized for acid stimulation of ...
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WO/2015/134036A1 |
Multivariate optical computing using polarizers to modulate the intensity of sample-interacted light. The polarizer(s), along with other device components, produce a spectroscopic intensity profile that mimics the regression vector that ...
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WO/2015/131449A1 |
Disclosed is a system for sampling from formation while drilling, comprising: a suction sub (11), the suction sub being configured to suction out and clean a formation fluid; a sampling sub (8), the sampling sub being configured to sampl...
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WO/2015/130300A1 |
An illustrative interferometric system with high-fidelity optical phase demodulation includes a receiver having a fiberoptic coupler that produces optical mterferometry signals having mutual phase separations of 120° and balanced photo-...
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WO/2015/131016A1 |
A method for automatic interpretation of bulls-eye and sinusoidal features observed in LWD images is disclosed. In some embodiments, the method includes an automatic workflow for extracting smooth contours from images that demarcate boun...
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WO/2015/130299A1 |
An illustrative downhole sensing system includes a phase-squeezer assembly, an interferometer with a downhole sensor on the sensing path, and a receiver. The phase squeezer assembly provides a phase-squeezed laser beam, preferably with a...
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WO/2015/126365A1 |
Various embodiments disclosed relate to methods of obtaining data from a subterranean formation and systems for performing the method. In various embodiments, the present invention provides a method of obtaining data from a subterranean ...
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WO/2015/126416A1 |
An illustrative method of determining water-filled porosity of a formation that includes acquiring a downhole temperature, acquiring a total porosity of the formation, acquiring a dielectric measurement of the formation, determining a wa...
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WO/2015/127010A1 |
Systems, devices, and methods for evaluating an earth formation. Apparatus may include a carrier configured for conveyance in a borehole including a conducting tubular comprising a reduced conductivity portion made of reduced conductivit...
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WO/2015/126723A1 |
A measure of the hydraulic conductivity, F c , is obtained to characterize the leaky medium behind well casing between adjacent hydrocarbon producing layers is a subsurface reservoir. The value of F c can be utilized in estimating the ra...
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WO/2015/126369A1 |
Systems, methods, and computer-readable storage devices for scanning a retrieved geological core sample to produce a digital file representing the core sample. Then the digital file is transmitted to a three-dimensional printer that can ...
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WO/2015/122923A1 |
Technologies are described for monitoring characteristics of layers of integrated computational elements (ICEs) during fabrication using an in-situ spectrometer operated in step-scan mode in combination with lock-in or time-gated detecti...
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WO/2015/122906A1 |
A gaseous fuel monitoring system can include a gaseous fuel supply enclosure, an optical line extending along the gaseous fuel supply enclosure, and a relatively highly thermally conductive material contacting both the gaseous fuel suppl...
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WO/2015/116316A1 |
A method for downhole fluid analysis by optical spectroscopy with photoacoustic detection includes positioning a photoacoustic system within a wellbore, applying a laser pulse to the fluid sample using the pulsed laser system, detecting,...
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WO/2015/112373A1 |
Methods, systems, and devices for estimating a parameter of interest of a downhole fluid. Methods may include using at least two solid acoustic transmission media, including a first media and a second media having different acoustic impe...
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WO/2015/113019A1 |
According to certain embodiments, formation fluid properties, such as gas-oil ratio (GOR), formation volume factor (FVF), and density, may be measured at multiple times during sampling. In one embodiment, data representing the measured p...
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WO/2015/113067A1 |
Methods for determining oil-water contact positions and water zone resistivities are provided. In one example, the method may involve performing a 1D inversion on data collected by a resistivity logging tool. Further, the method may invo...
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WO/2015/112688A1 |
Apparatus and methods are provided for finding indications of at least one of a water fraction, a hydrocarbon fraction, water conductivity, and water salinity of a fluid. The fluid is within a flow line that extends through a resonator. ...
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WO/2015/112177A1 |
Apparatus, systems, and methods may operate to select a subset of sensor responses as inputs to each of a plurality of pre-calibrated models in predicting each of a plurality of formation fluid properties. The sensor responses are obtain...
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WO/2015/108724A1 |
An oil well production analyzing system receives production fluid samples from the oil well according to an automated sampling schedule. The fluid samples are received within a degassing cylinder and separated into a liquid phase and a g...
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WO/2015/108880A1 |
A disclosed pressure determination method for tight gas formations includes: obtaining a downhole core sample of a tight gas formation penetrated by a borehole, the core sample having been sealed in a pressure-maintaining core vault duri...
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WO/2015/107079A1 |
The invention relates to a method and a computer-implemented invention for numerical modeling of a geological structure. The present invention solves the problem providing a method for use in the numerical simulation of the in-situ stres...
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WO/2015/108884A1 |
A disclosed effective porosity determination method for tight gas formations includes: obtaining a core sample sealed in a pressure-maintaining core vault during transport out of the borehole; coupling the core vault to a collection cham...
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WO/2015/105475A1 |
An illustrative downhole sensing system and method employs an array of downhole sensors such as extrinsic Fabry-Perot interferometers, each of which provides a sequence of light pulses having spectra indicative of a measurand for that do...
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WO/2015/102516A1 |
A technique facilitates the study of complex fracture networks. A slot manifold is constructed with a system of branched thin channels, e.g. slots, which are joined at intersections. Fluid is flowed through the system of branched thin...
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WO/2015/099671A1 |
Systems and methods are disclosed for improving optical spectrum fidelity of an integrated computational element fabricated on a substrate. The integrated computational element is configured, upon completion, to process an optical spectr...
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WO/2015/099736A1 |
A real-time silica monitoring system can include a plurality of off-site sensors positioned at geographic locations off-site from a hydraulic fracturing well site that detect and measure quantities of airborne silica particles, a plurali...
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WO/2015/097250A1 |
The invention relates to a method (S) of creating a sample of soil (10) treated with lime and/or with hydraulic binders, comprising the following steps: - providing a mould (1) (S1) of pseudo-trapezoidal shape, said mould (1) having side...
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WO/2015/099783A1 |
Apparatuses and methods are described, such as for aligning downhole measurements. Apparatuses and methods include an arrangement of at least two tilted transmitters and at least one tilted receiver along a longitudinal axis of the tool....
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