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WO/2017/135930A1 |
Methods and apparatuses that measure thermal conductivity and electrical conductivity of a emulsified drilling fluid may be used to indirectly measure the salinity and the average specific gravity of the solids in the emulsified drilling...
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WO/2017/135932A1 |
The water cut of a fluid used or produced in conjunction with wellbore operations may be measured or otherwise estimated using an ion selective fiber sensor. For example, a method may include flowing a fluid comprising an aqueous phase a...
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WO/2017/132736A1 |
A method (100) of enabling at surface orientation data transfer from a contactless orientation system (11) coupled with an inner core tube (12) to one or more record carriers on or associated with a core sample (14) held in the core tube...
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WO/2017/129523A1 |
Drilling mud properties in a mud recirculation system (13) of an oil and/or gas well drilling assembly (1) are automatically adjusted by an automated mud treating assembly (20,25) that is governed hierarchal primary and secondary optimiz...
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WO/2017/129893A1 |
The invention relates to a distributed device for the detection of a substance, comprising: a distributed optical excitation source (21) including a first optical fibre (22) having a plurality of extraction regions (24), each extraction ...
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WO/2017/129738A1 |
A down-hole tool is presented, the down-hole tool being adapted to operate in a well bore, comprising a housing having a front side fluid inlet, an internal side surrounding an inner channel portion and a fluid outlet in connection with ...
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WO/2017/132650A1 |
An instrumentation system includes a detection apparatus and a data logging apparatus that detect and record various inflow parameters and outflow parameters of the well during the completion phase or other operational phase of the well....
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WO/2017/131606A1 |
Various embodiments disclosed relate to drilling rig gas trap gas sampling. In various embodiments, the present invention provides a method of gas sampling. The method include flowing a gas sample from a sample container to a gas trap. T...
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WO/2017/126974A1 |
A method of conducting a pressure integrity test for an underground formation (42), the method comprising: whilst fluid is supplied to and/or released and returned from the underground formation (42) under pressure, using an automated mo...
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WO/2017/127108A1 |
A system for determining a wettability associated with a subterranean formation can include a dielectric logging tool, a resistivity logging tool, a pulsed neutron tool, and a computing device. The dielectric logging tool can transmit a ...
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WO/2017/123515A1 |
A method for managing a reservoir, including: receiving a plurality of geological data values associated with the reservoir; identifying a plurality of catchment areas associated with the reservoir based on the plurality of geological da...
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WO/2017/123272A1 |
Gas pressure gradient data of a reservoir interval is received. A gas mixture molecular weight is initialized. A gas deviation factor of the reservoir interval is iteratively calculated by a computer. The iterative calculation includes c...
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WO/2017/120447A1 |
Techniques for positioning energy infrastructure such as petroleum well pads, and related access roads and gathering pipelines are disclosed. In one embodiment, a system for positioning energy infrastructure comprises one or more process...
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WO/2017/120099A1 |
Models of complex reservoir systems including fracture networks and faults are provided from pressure transient test data obtained from a well in a region of interest in the reservoir. An analytic solution methodology is provided to inte...
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WO/2017/120520A2 |
A method of electrically logging a section of a wellbore includes circulating a wellbore fluid within the wellbore, the wellbore fluid including a base fluid; and a crosslinked and branched polymeric fluid loss control agent formed from ...
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WO/2017/114443A1 |
The invention relates to the technical field of well logging interpretation. Provided is a method for determining a dissolution degree of a karst reservoir comprising: extracting, from electrical imaging logging image data associated wit...
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WO/2017/116412A1 |
A method for continuous measuring of hardness in subterranean formation material includes pressing the tip of an indenter in an indentation assembly against the surface of formation material with a prescribed force; creating an indentati...
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WO/2017/116261A1 |
The invention relates to the geophysical surveying of oil and gas wells, and can be used for determining hydraulic fracture parameters, and more particularly for determining the geometric characteristics of hydraulic fractures (azimuth, ...
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WO/2017/112437A1 |
A method and an apparatus for characterizing a fluid provide for flowing a sample fluid through a microfluidic flow line and subsequently flushing the flowline with flushing fluid alone or together with heating and/or exposure to a pulsa...
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WO/2017/111966A1 |
A visualization module of an imaging system having a 3D geocellular model generated for illustrating rock types within a subterranean formation. The visualization module can determine that cells of the 3D geocellular model are visible to...
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WO/2017/108789A1 |
A smart test plug (6) for inspecting the integrity of a cement plug (2) or other barrier in an abandoned oil and/or gas production wellbore (1) as well as its own sealing performance comprises: - a pair of expandable seals (8,9) for seal...
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WO/2017/112429A1 |
A method and an apparatus for characterizing a fluid provide for flowing a sample fluid through a microfluidic flow line in a first direction and into contact with a microfluidic sensor, measuring a property of the fluid sample using the...
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WO/2017/108098A1 |
The seabed drill system comprises a drilling mast module (1) for placing drill rods (42), said drill rods (42) drilling the seabed, and it is characterized in that it also comprises: - a core barrel rack module (3) comprising a frame (33...
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WO/2017/102736A1 |
In a device and a method for analyzing drilling mud, in particular removed material from the end of a drilling string, said material being conveyed along with the drilling mud, the device comprises a crusher (8) having at least one roll ...
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WO/2017/105435A1 |
Disclosed are pump-down sensor devices that operate in conjunction with a fiber-optic sensing system to take downhole measurements and communicate them to the surface while moving untethered through a borehole. A pump-down sensor device ...
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WO/2017/105420A1 |
A device is described for measuring downhole flow rate, density and fluid fractions of oil-gas-water mixtures in a production string.
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WO/2017/105424A1 |
A device is described for downhole seismic sensing utilizing electro acoustic technology in conjunction with moveable downhole seismic sources.
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WO/2017/100565A1 |
Changes in capillary pressure and relative permeabilities in reactive transport codes or reservoir simulators are formed by computer modeling. Based on continuum-scale hydraulic properties, the pore size distribution (PSD) is determined ...
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WO/2017/099717A1 |
A method and system for mapping fractures in a subterranean formation by generating micro-seismic events within fractures using energetic fracturing fluid. The micro-seismic events may be generated by injecting reactive particles and exp...
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WO/2017/100219A1 |
A coring tool including a coring bit operable to obtain a core sample of a subterranean formation from a sidewall of a wellbore extending into the subterranean formation. The coring tool also includes a storage tube, an actuator operable...
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WO/2017/095961A1 |
A method includes operating a downhole acquisition tool including a guard probe and a sample probe in a wellbore that contains a fluid that includes a native reservoir fluid and a contaminant. The method also includes receiving a first p...
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WO/2017/091193A1 |
Switchable multi-antenna fluid sensing systems and methods, including a tubular-mounted switchable multi-antenna fluid sensing system that includes two antenna arrays that each senses fluid characteristics not sensed by other antenna arr...
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WO/2017/091302A1 |
The present disclosure relates to a downhole packer assembly that includes an inner packer and a drain coupled to the inner packer. The drain includes a sample inlet, a guard inlet, and a seal disposed between the sample inlet and the gu...
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WO/2017/087482A1 |
A system and method for developing a wellbore is disclosed. A sample is obtained from the wellbore during a drilling operation. A first test device tests the sample to obtain a first measurement of a parameter of the sample. The first me...
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WO/2017/086949A1 |
A method may include collecting measurement data using a first operational sensor and a second operational sensor of a downhole tool, standardizing optical responses of each operational sensor to a master sensor in a tool parameter space...
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WO/2017/086957A1 |
A system for locating water floods, in some embodiments, comprises: multiple transducers for coupling to a borehole casing to inject current into a formation within which the casing is disposed; and multiple electrodes, each of the elect...
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WO/2017/086956A1 |
A system for locating water floods, in some embodiments, comprises: multiple non-reference electrodes with insulative pads for coupling to a borehole casing; a reference electrode with an insulative pad for coupling to the borehole casin...
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WO/2017/086961A1 |
A method of cross-tool optical fluid model validation includes selecting verified field data measured with a first sensor of an existing tool as validation fluids and selecting a second sensor for a new tool or on a different existing to...
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WO/2017/087788A1 |
An apparatus for mixing fluids within a conduit and monitoring performance of the mixing is provided. In one embodiment, the apparatus includes a conduit (12, 44) and a fluid mixer (14, 42) coupled to the conduit for mixing fluid flowing...
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WO/2017/082913A1 |
Systems and methods using multi-electrode configurations for characterizing fluids in subterranean formations during various treatment operations are provided. In certain embodiments, the methods comprise: placing a tubular base structur...
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WO/2017/082883A1 |
A method includes deploying a fluid sampling tool string downhole, the fluid sampling tool string including a control module and a plurality of fluid sampling modules. The method also includes receiving, by the control module, a telemetr...
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WO/2017/082915A1 |
Methods and systems for the use of a thin-layer spectroelectrochemical cell to detect porphyrins in a wellbore environment are provided. In one embodiment, methods for the use of a thin-layer spectroelectrochemical cell to detect porphyr...
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WO/2017/079179A1 |
A method includes pumping fluid from outside of a downhole tool through a flowline of the downhole tool with a pump. The method further includes taking a first plurality of measurements over time using at least one sensor and estimating ...
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WO/2017/076151A1 |
Disclosed is a method of acquiring the rock component content in a stratum, the method comprising: on the basis of acquired element capture spectroscopy logging data, performing normalization processing on each element yield in the strat...
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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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