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WO/2017/078700A1 |
An illustrative formation flow simulation method includes: measuring horizontal and vertical permeability of at least one bed in a formation penetrated by a vertical borehole; representing the borehole as a linear, discretized borehole f...
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WO/2017/079154A1 |
An apparatus for determining density of fluid returning from a wellbore (return fluid) during drilling of the wellbore being drilled using a drill string having a drill bit at an end thereof is disclosed. The apparatus in one embodiment ...
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WO/2017/076490A1 |
Gas-extraction device (152) for extracting at least one gas contained in a drilling mud, the device comprising: - an enclosure (162), - an equipment (164) for supplying the drilling mud to the enclosure (162), - an equipment (170) for in...
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WO/2017/070161A1 |
A valve includes an outer piston, an inner piston telescopically disposed in the outer piston. A cavity separates at least a portion of the inner piston and the outer piston. The valve also includes a seal disposed in the cavity and that...
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WO/2017/070059A1 |
A method for transmitting data from a downhole tool is provided. In one embodiment, the method includes acquiring data for a formation fluid through downhole fluid analysis with a downhole tool in a well. The acquired data can include op...
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WO/2017/069745A1 |
A well system includes a target wellbore that penetrates a subterranean formation and a relief wellbore drilled toward the target wellbore and a target intercept location where a fluid flows into the target wellbore from the subterranean...
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WO/2017/069765A1 |
Systems and methods for maintaining operation of gas sampling equipment utilized in oil and gas operations, wherein an isolation valve is deployed along a gas extraction conduit in order to isolate a gas analysis system from pressurized ...
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WO/2017/069633A1 |
A system for optimising injection of a diluent to one, some or all of one or more wells comprising a downhole pump and holding means for the diluent, said holding means being connected to the or each well via one or more injection lines ...
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WO/2017/062310A1 |
A method of detecting an analyte includes vaporizing at least a portion of a fluid within a wellbore, passing the vaporized fluid adjacent a chemiresistive sensing element coupled to a drill string within the wellbore and sensing a resis...
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WO/2017/061986A1 |
A microfluidic optical computing device having a microfluidic layer including a microfluidic channel that receives a portion of a sample, and a method for using it are provided. The device includes one light source to interact with the p...
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WO/2017/060702A1 |
A method of monitoring a parameter of a hydrocarbon well, pipelineor formation is provided.The method comprisesintroducing a tracer into the hydrocarbon well, pipelineor formation; producing a fluid from the hydrocarbon well, pipelineor ...
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WO/2017/058885A1 |
A method for estimating a permeability of an earth formation includes: receiving a discrete fracture network (DFN) of the earth formation; representing the DFN as one or more volume sections, each volume section having a plurality of bou...
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WO/2017/059163A1 |
Provided herein are methods and apparatus for collecting and preserving core samples from a reservoir. In some embodiments, a method includes obtaining core samples from a reservoir using a rock and fluid sampling tool and depositing the...
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WO/2017/058166A1 |
A selective stimulation system includes coiled tubing in which a distributed sensor array is disposed. The distributed sensor array is to measure hydrocarbon production parameters along the distributed sensor array in a wellbore of a for...
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WO/2017/058712A1 |
A brake device for engaging an inner surface of a drill string within a borehole. The brake device has a driving member that defines a plurality of wedge surfaces, a brake retainer that receives at least a portion of the driving member, ...
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WO/2017/052523A1 |
Methods for correcting temperatures measured in producing wells are provided. In one embodiment, a method includes receiving formation fluid within a completion string in a well, wherein the formation fluid passes from a formation and ra...
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WO/2017/048284A1 |
Methods and systems are presented in this disclosure for determining information (e.g., visual information) about locations of different fluids flowing along a casing in a wellbore. A plurality of radio frequency (RF) micro-electro-mecha...
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WO/2017/048545A1 |
A method for determining porosity associated with organic matter (PAOM) in a well or formation is provided. A system for performing the method is also provided.
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WO/2017/048248A1 |
Disclosed are methods in which measurements are obtained from a plurality of sensors secured in spaced relation to one another across at least a portion of the depth of reservoir of some form in order to identify one or more characterist...
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WO/2017/040834A1 |
Examples of nano-level evaluation of kerogen-rich reservoir rock are described. A micro-scale beam is formed from kerogen-rich reservoir rock. The beam has reservoir rock and kerogen, which has polymeric properties. A maximum dimension o...
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WO/2017/041078A1 |
A method includes operating a downhole acquisition tool in a wellbore in a geological formation. The wellbore or the geological formation, or both, contains a fluid that includes a native reservoir fluid of the geological formation and a...
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WO/2017/039675A1 |
An example formation fluid analysis tool includes an optical element and a detector configured to receive light passed through the optical element. The optical element is configured to receive light from a fluid sample and comprises a su...
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WO/2017/035562A1 |
A spearing device (10) for collection of a sample of bulk material and a method of collecting a sample. The spearing device (10) comprises a tubular spear portion (11) for receiving a sample of material through an open end (14). The tubu...
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WO/2017/040158A1 |
Methods and apparatus for obtaining a sample of a fluid at a wellsite and obtaining a rheological property of the fluid by performing a microrheology analysis on the sample. The fluid may be a well treatment fluid used at the wellsite fo...
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WO/2017/034599A1 |
A liquid sampling container with an internal mixer includes a sealed outer body configured to hold a sample multi-phase fluid obtained from a multi-phase fluid stream. An inlet line is attached to the outer body. The sample multi-phase f...
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WO/2017/034574A1 |
A degasser system may comprise a mass flow controller device and a sample pump coupled to a sample degasser for controlling the dilution of gases extracted from drilling fluid in the sample degasser by a dilution fluid, such as nitrogen ...
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WO/2017/035433A1 |
An example system for obtaining relative permeability from unsteady state saturation profiles is described herein. The system can include a pressure source configured to inject a first fluid into a core, and a nondestructive test (NDT) d...
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WO/2017/034528A1 |
Methods and systems are presented in this disclosure for evaluation of formation properties (e.g., permeability, saturation) based on interpretation of data obtained by production logging tools (PLTs). Based on the PLT data, a production...
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WO/2017/030681A1 |
A method for evaluating the potential effectiveness of refracing a previously fracked oil/gas well is accomplished by isolating a plurality of previously fracked zones of an oil/gas well in a formation and measuring the fluid flow rates ...
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WO/2017/031283A1 |
An overshot assembly for operative coupling to a wireline and a head assembly within a drilling system. The overshot assembly has a proximal body portion, a distal body portion, and a spindle received within the distal body portion. The ...
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WO/2017/030599A1 |
A multiple curve capillary pressure data set derived from a core sample is discriminated into groups of similar curves representing similar pore structure groups. Primary reservoir development controlling factors (RDCFs) are identified f...
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WO/2017/031402A1 |
The present invention relates to a method for enhancing oil and oil residue recovery from oil-containing rock formations by supplementing a water cycle of a water alternate gas process with nutrients such that the formation resident micr...
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WO/2017/030559A1 |
Analyzing crude oils and, more specifically, indirectly measuring asphaltene concentration in crude oils may be performed via nuclear magnetic resonance (NMR) techniques. For example, determining the asphaltene concentration of a crude o...
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WO/2017/030549A1 |
Method and articles for evaluating mud effect in imaging tool measurements are described. In an example, the method includes taking a plurality of measurements with a sensor positioned down a borehole, the sensor offset from a wall of th...
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WO/2017/027901A1 |
An apparatus (10) for capturing drilling fluid returns in an exploration drilling process, as well as a related method of capturing the drilling fluid returns. The apparatus (10) is adapted to be fitted onto a drill collar/casing (11) ad...
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WO/2017/027040A1 |
Calibration of optical computing devices is achieved using mapping functions that map real detector responses to simulated detector responses which are simulated using high-resolution spectra of traceable optical filters and optical comp...
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WO/2017/024533A1 |
A method for evaluating stress sensitivity of a tight gas reservoir, comprising: carrying out a pressure recovery well test interpretation on an oil-gas well model, acquiring the pressure model of the tight gas reservoir; and acquiring t...
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WO/2017/027307A2 |
A method and device are described for making in situ measurements of the density and viscosity of downhole fluids at subterranean wells. An oscillator circuit is deployed in the well comprising an amplifier, a feedback loop, and an elect...
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WO/2017/020141A1 |
The invention relates to an automated sampling tool or apparatus for mineral concentrates, comprising at least one master automatic change plate, at least one slave automatic change plate, at least one sampling tubular assembly anchor pl...
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WO/2017/015719A1 |
A downhole sensing device deployment control apparatus (10) includes means to control speed of the sensing device progressing within a borehole associated with a drilling operation. A mechanical, electrically powered and/or hydro-dynamic...
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WO/2017/019072A1 |
Two or more Integrated Computational Element ("ICE") structures are designed and utilized in an optical computing device to combinatorily reconstruct spectral patterns of a sample. To design the ICE structures, principal component analys...
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WO/2017/019077A1 |
A cross-well tomography method, in some embodiments, comprises using a receiver arrangement in one borehole to measure a response of a formation to a source arrangement in a second borehole, wherein at least one of the receiver arrangeme...
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WO/2017/019030A1 |
A system having a downhole sensor device and a compression device to obtain a sparse representation of data in downhole telemetry applications is described. The downhole sensor device can collect sensor data while the downhole sensor dev...
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WO/2017/011505A1 |
During drilling operations various drilling mud properties may be measured and predicted. Uncertainties in the measured or predicted values may also be calculated. The estimated uncertainties may then be used to optimize mud sampling int...
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WO/2017/009613A1 |
A downhole apparatus (10) that is selectively reconfigurable between a first configuration and a second configuration. The downhole apparatus comprises an actuator (24) for controlling the reconfiguration between the first and second con...
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WO/2017/011499A1 |
Methods control systems for viscosity and density control may include a frequency loop shaping filter for shaping the frequency response in real-time for a multiple inputs multiple outputs (MIMO) system. For example, a method may include...
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WO/2017/011510A1 |
A mud sag monitoring system may be configured for real-time evaluation of sagging potential of a circulating mud. The monitoring system may include both physics-based sagging prediction models and data-driven sagging detection classifier...
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WO/2017/011509A1 |
Two control strategies may be implemented to optimize mud circulation in a drilling mud circulation system. In a networked control strategy, the mud circulation system does not involve any centralized controller yet all the local control...
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WO/2017/011516A1 |
Methods and systems for enhancing workflow performance in the oil and gas industry may estimate the properties of drilling muds (e.g., density and/or viscosity) located downhole with methods that utilize real-time data, estimated drillin...
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WO/2017/011514A1 |
Methods and systems for enhancing workflow performance in the oil and gas industry may include modeling preferred sensor locations, sensor types, and sampling frequency for effective and efficient monitoring of a mud circulation system. ...
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