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WO/2018/063229A1 |
A method including generating integrated computational element (ICE) models and determining a sensor response as the projection of a convolved spectrum associated with a sample library with a plurality of transmission profiles determined...
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WO/2018/063140A1 |
The embodiments herein relate to formation testers having reactive filter materials for detecting analytes in subterranean formation operations. The formation include a body having an outlet, a probe extendable from the body and having a...
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WO/2018/064018A1 |
A method for generating a log of a value of a property of a fluid in an earth formation versus depth includes: obtaining a plurality of samples of drilling fluid that are entrained with a formation gas and correlating each sample to a de...
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WO/2018/063149A1 |
A method includes drawing a fluid into a flow control assembly coupled to a completion string positioned within a wellbore, the flow control assembly including a first fluidic device and a second fluidic device, where the first and secon...
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WO/2018/063237A1 |
A borehole fluid imaging system includes a plurality of radiation sources located circumferentially around the borehole. A plurality of radiation detectors are located circumferentially around the borehole. The plurality of radiation det...
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WO/2018/063254A1 |
Systems and methods for placing well bores and/or portions of completed well systems in a subterranean formation relative to tar mats or other phenomena in the formation are provided. In some embodiments, the methods comprise: identifyin...
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WO/2018/063234A1 |
A method and system are disclosed that provide chemical composition data of a fluid. The system includes a first downhole electro-opto-mechanical device to transmit microwave radiation through the fluid. The microwave radiation is genera...
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WO/2018/063309A1 |
The present disclosure relates to vibration frequency sensors comprising a vibratable flow tube having an interior for receiving a fluid, a vibration detector coupled to the flow tube for detecting a frequency of the fluid received by th...
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WO/2018/063144A1 |
A system, method, and device for determining volume concentration with diffraction of electromagnetic radiation. A device for determining a volume concentration of a fluid in a sample comprises a transducer, a transmitter, a detector, an...
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WO/2018/063364A1 |
A method, system, and device for terahertz spectroscopy to analyze a sample. The device comprises a transmitter, a waveguide, a receiver, and a processor. The transmitter generates electromagnetic (EM) radiation in a terahertz frequency ...
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WO/2018/058017A1 |
A sensing system that includes a cylindrical body including an internal flow channel that channels a first fluid therethrough, and a sampling chamber. The sampling chamber is in flow communication with an ambient environment. A venturi d...
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WO/2018/056952A1 |
A method includes obtaining a measurement of one or more properties of a downhole fluid using a fluid analysis tool. The fluid analysis tool includes fluid sensors and one or more processors coupled with the fluid sensors. A first predic...
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WO/2018/056979A1 |
A method is provided, including: forming an optical computing device having a first plurality of sensing elements selected to measure a characteristic of a sample, generating a transmission function from a first add-on integrated computa...
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WO/2018/056947A1 |
Pressure coring where the core apparatus drills the core sample and seals the core sample at its native downhole pressure (e.g., several thousand psi) may be expanded to include nuclear magnetic resonance (NMR) imaging components to prod...
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WO/2018/056978A1 |
A device including at least two ICEs that optically interact with a sample light to generate a first and a second modified lights is provided. The at least two ICEs include alternating layers of material, each of the layers having a thic...
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WO/2018/056976A1 |
A system includes an optical computing device having an optical multiplexer that receives a sample light generated by an optical interaction between a sample and an illumination light is provided. The system includes sensing elements tha...
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WO/2018/052491A1 |
A method for characterizing a hydraulic fracture in a subsurface formation includes inducing a pressure change in a well drilled through the subsurface formation. At least one of pressure and pressure time derivative are measured in or a...
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WO/2018/052863A1 |
Provided in some embodiments is a method of manufacturing a pipe conformable water-cut sensors system. Provided in some embodiments is method for manufacturing a water-cut sensor system that includes providing a helical T-resonator, a he...
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WO/2018/052865A1 |
Provided in some embodiments are systems and methods for measuring the water content (or water-cut) of a fluid mixture. Provided in some embodiments is a water-cut sensor system that includes a helical T-resonator, a helical ground condu...
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WO/2018/053102A1 |
Systems and methods are provided for monitoring industrial equipment in operational state or subsequent to repair. In addition, systems and methods are provided for detection and diagnostics of equipment failure in order to inform of a c...
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WO/2018/052412A1 |
Methods for monitoring a drilling process that uses a drilling fluid are described. The methods include measuring an initial salinity of a water phase of the drilling fluid, diluting the drilling fluid with a known amount of water to for...
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WO/2018/052451A1 |
The present application relates sensing reactive components in fluids by monitoring band gap changes to a material having interacted with the reactive components via physisorption and/or chemisorption. In some embodiments, the sensors of...
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WO/2018/049055A2 |
A method for monitoring salt creep while drilling includes obtaining data representing a subterranean domain, the subterranean domain comprising a salt layer, obtaining an initial model of salt creep for a well penetrating the salt layer...
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WO/2018/047009A1 |
Well completion (200) is accomplished by obtaining a sample of geological material (202) from the subsurface (114) and generating primary data (204) for the sample of geological material (104). The primary data include textural data, che...
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WO/2018/048439A1 |
Fluid properties like viscosity, yield strength, and density may be measured by analyzing fluid motion in response to disturbing the surface of the fluid. For example, a method may include disturbing a surface of a fluid in one or more l...
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WO/2018/045187A1 |
A rotary coring bit for use in rotary sidewall coring in a wellbore, the coring bit comprising: a rotary coring bit body forming a core chamber within; and a core catching torsion spring disposed within the core chamber, the core catchin...
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WO/2018/039466A1 |
Methods and apparatus for determining at least one parameter of interest of an earth formation. Methods include using at least one transmitter to initiate at a single location in the formation a first electromagnetic signal at a first fr...
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WO/2018/039072A1 |
Various implementations include devices and methods for collecting a fluid (e.g., groundwater) and preserving the collected sample within the collection device during transportation from the field to the laboratory. The collection device...
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WO/2018/038717A1 |
Systems and methods are described herein. The method generally includes generating frequency responses of one or more sample fluids having known fluid properties, selecting an equivalent circuit model for modeling the frequency responses...
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WO/2018/039038A1 |
A method for measuring contact angles between a solid-fluid pair, such as at reservoir pressure-temperature conditions, using X-ray images of a specific solid-fluid-fluid configuration. A column is formed out of a mineral or a rock. A co...
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WO/2018/039636A1 |
In some embodiments, a system for automatically evaluating slurry properties includes a down-hole measurement device configured to be lowered into slurry provided in an excavated hole, the measurement device comprising an outer housing, ...
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WO/2018/034802A1 |
Disclosed is a method for restoring, maintaining, or increasing well productivity or reducing a water cut. The method comprises positioning an acoustic device in a well located within the geological formation and performing an acoustic t...
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WO/2018/035222A1 |
A method for generating a phase envelope log to characterize a subsurface formation includes drilling the borehole with a drill string, circulating a drilling fluid in the borehole, drawing a fluid sample representing a fluid contained i...
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WO/2018/034927A1 |
A downhole electromagnetic logging tool having two or more antenna groups spaced along a longitudinal axis of the logging tool, each antenna group having one antenna or multiple antennas proximally located or collocated, each antenna gro...
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WO/2018/034946A1 |
A system and method for logging in a wellbore where sensor assemblies on a logging tool are deployed and landed in the wellbore. After the sensor assemblies are landed in the wellbore and released from the logging tool, the logging tool ...
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WO/2018/035186A1 |
A sampling tool includes a tubular member and a sampling piston positioned within the tubular member. The sampling piston has a bore formed axially-therethrough. A secondary piston is positioned within the bore of the sampling piston. A ...
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WO/2018/031661A1 |
A sampling system and relief valve are disclosed. The system can include a bypass loop (108) for receiving a fluid. The system can also include sample receivers (116). The system further includes a sample extractor (101) configured to ob...
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WO/2018/031022A1 |
Disclosed herein are methods and systems for fluid characterization of fluid samples from a downhole fluid sampling tool. A fluid characterization method may include obtaining a fluid sample of a reservoir fluid; analyzing the fluid samp...
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WO/2018/030993A1 |
A subterranean characterization and fluid sampling device for analyzing a fluid from a subterranean formation includes a controller, a tool body, and a probing module. The tool body includes a fluid testing module configured to receive a...
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WO/2018/031021A1 |
Disclosed are methods and systems for determination of fluid contamination of a fluid sample from a downhole fluid sampling tool. A method may comprise obtaining a fluid sample, wherein the fluid sample comprises a reservoir fluid contam...
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WO/2018/024636A1 |
A christmastree assembly for a subsea hydrocarbon extraction facility, the christmas tree assembly includes a fluid pipeline and a sensor assembly comprising a plurality of sensors configured to monitor a plurality of properties relating...
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WO/2018/027016A1 |
An embodiment of a method for evaluating a schedule for removing a core sample includes generating a model of the core by applying a value of each of the input parameters, one or more of the input parameter values associated with an unce...
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WO/2018/022123A1 |
A technique facilitates evaluation of a fluid flowing through a tubing and includes at least one sensor deployed along an interior of the tubing. Each sensor comprises a plurality of electrodes and insulation material disposed between th...
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WO/2018/018865A1 |
A method and device for recognizing a thief zone in an oil pool. The method comprises: calculating a single reservoir stratum unit thickness output contribution value and a relative contribution coefficient of each reservoir stratum in o...
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WO/2018/022079A1 |
A formation-tester tool may be positioned downhole in an openhole wellbore. The formation-tester tool may suspend proppant in fracturing fluid located in a chamber of the formation-tester tool. The formation-tester tool may generate a te...
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WO/2018/022956A1 |
Methods, systems, and computer readable medium for unsteady-state determination of relative permeability are described herein. An example method can include injecting at least one fluid into a core to obtain a plurality of fixed two-phas...
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WO/2018/017930A1 |
A method may include drilling a wellbore, the wellbore intersecting a shale formation at an interval of the shale formation and casing at least a portion of the wellbore. The method may also include perforating the casing at the interval...
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WO/2018/012995A1 |
Pulse-code observation well testing comprises a comprehensive solution to the problem of inter-well observation well testing, and is intended for significantly broadening the practical applications of traditional observation well testing...
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WO/2018/013875A1 |
A technique includes acquiring dry condition and wet measurements using an optical spectrometer for a plurality of lamp intensities. The technique includes determining candidate maximum optical densities as a function of the lamp intensi...
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WO/2018/002712A1 |
A sensor for measuring a property comprises: a radiation source, a detector and a sensing element. The radiation source is operable to produce a radiation beam. The detector is provided with a detecting surface for receiving radiation an...
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