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WO/2015/094843A1 |
A downhole acoustic logging tool includes at least one acoustic transmitter and first and second arrays of acoustic receivers deployed on a tool body. The first array of acoustic receivers includes a plurality of axially spaced apart aco...
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WO/2015/094243A1 |
Systems and methods are disclosed for reducing delamination or cracking in a multilayer film stack fabricated on a substrate. The multilayer film stack is designed to optically process a sample fluid interacted electromagnetic radiation ...
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WO/2015/095646A1 |
The present disclosure relates to a method and apparatus for sampling a fluid from an environment having a primary filtering on a focused sampling probe and guard filtering system that is exposed upon movement of the focused sampling probe.
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WO/2015/094348A1 |
Method and apparatus are disclosed for use of a fiber-optic sensor loop for use within a wellbore; with a plurality of light sources optically coupled to the fiber-optic sensor loop; at least one electromagnetically sensitized region wit...
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WO/2015/095268A1 |
A drilling system includes a downhole sampling tool configured to be placed in a wellbore of a subterranean formation and configured to pump formation fluid from the subterranean formation into the downhole sampling tool. The downhole sa...
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WO/2015/088354A1 |
A system and a method are described for control of flow of oil and gas in pipelines on an installation in connection with testing of the oil and gas from a well, comprising: at least, a first test manifold (12;16) to which a number of we...
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WO/2015/088563A1 |
A disclosed electromagnetic (EM) interferometry system includes a first EM field sensor at a first position in a downhole environment. The system also includes a second EM field sensor at a second position in the downhole environment. Th...
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WO/2015/088528A1 |
An example method for downhole operations using a magnetic monopole includes positioning at least one of a transmitter and a receiver within a first borehole. At least one of the transmitter and the receiver may be a magnetic monopole. T...
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WO/2015/088908A1 |
In one aspect, an apparatus for use in a wellbore formed in a formation is disclosed that in one embodiment includes a probe for obtaining a formation fluid into a flow line, a pump for extracting formation fluid from a formation into th...
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WO/2015/085855A1 |
An isotope labeling testing method at a water outlet portion of a high water-cut horizontal well includes the following steps in sequence：a) solidifying isotopes from an isotope release device in a water-soluble carrier; b) connecting ...
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WO/2015/088507A1 |
Various embodiments can include apparatus or methods to operate and provide detection packages. In various embodiments, detection packages may include an illuminating device, a photodetector, and an optical coupling component disposed be...
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WO/2015/081392A1 |
The invention relates to fluid injection tubing with a collar for a test string, having a locking system by abutment against the drilling well head ram, wherein fluid injection tubing (1) for use in a test string (E) of drilling equipmen...
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WO/2015/084784A1 |
A computer system including a processor executing processor-executable code stored in a non-transitory processor-readable medium, causing the processor to receive a signal via an input port, including data indicative of an amount of a co...
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WO/2015/081957A1 |
Disclosed is a directional drilling arrangement comprising a drill head (2) arranged at the end of a drill string (3),wherein the drill head (2) includes direction means (4) for directing the directional drilling arrangement in a specifi...
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WO/2015/084339A1 |
A logging tool may include a stabilization source configured to emit gamma rays, a gamma ray detector configured to collect gamma rays from the stabilization source and a formation and an analysis module. The analysis module may be confi...
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WO/2015/080971A1 |
An apparatus for measuring fluid characteristics includes: a solid transparent body including a plurality of internally reflective surfaces defining a n-sided base having a polygonal shape and having at least three sides, each reflective...
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WO/2015/078773A1 |
Disclosed is a method of modelling a subsurface volume. History data for one or more parameters over a first period of time is obtained. The first period of time comprises a plurality of schedule periods, each schedule period having asso...
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WO/2015/081216A1 |
An ROV-mountable flush and sample skid is described that reduces the project cost and deliveries, and also improves HSE risk during Subsea Pump installation campaigns. The ROV skid can be configured as part of a standard ROV tooling acro...
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WO/2015/074243A1 |
Disclosed are an intelligent test system and method for a multi-segment fractured horizontal well. The intelligent test method for a multi-segment fractured horizontal well comprises: step A: placing a test tubular column into an undergr...
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WO/2015/073000A1 |
Various embodiments include apparatus and methods structured to interrogate a plurality of sensor assemblies, where each sensor assembly may have one or more transmissive optical sensors. The plurality of sensor assemblies can be arrange...
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WO/2015/072976A1 |
In some implementations, a method for validating an acoustic bond-log tool includes having a test fixture including a wellbore casing emulating tubing. An outer tubing emulates a well formation and forms a perimeter of an annulus surroun...
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WO/2015/072966A1 |
A cement testing apparatus has a pressure vessel system defining a first interior volume sealed from a second interior volume. The pressure vessel system has a confining pressure port in fluid communication with the first interior volume...
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WO/2015/069297A1 |
Disclosed are systems of positional tracking of a downhole projectile using a downhole monitoring tool. One downhole monitoring tool includes a body, at least one sensor arranged on the body and configured to detect a wellbore projectile...
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WO/2015/069239A1 |
System, methods, and apparatuses for determining properties of a production fluid downhole are presented. In one instance, a system includes a sample-filled sensing device for vibrating a first suspended tube containing a sample of produ...
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WO/2015/069290A1 |
A disclosed measurement system includes a fluid system that circulates a sample fluid exhibiting one or more unknown characteristics and being configured to receive a standard fluid that exhibits a known characteristic corresponding to a...
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WO/2015/069299A1 |
In some aspects, completion interval attributes are designed for wellbore intervals based on the stratigraphic positions of the respective wellbore intervals. The completion interval attributes can be determine by a completion design sys...
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WO/2015/065387A1 |
Method and apparatus are presented for monitoring environmental parameters in one or more abandoned wellbores. A mandrel with a radially expandable sealing element is positioned downhole, such as in a tubing string, to provide pressure i...
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WO/2015/066260A1 |
Example systems described herein to perform downhole fluid analysis include a depressurizer to be positioned downhole in a geological formation to depressurize a formation fluid in the geological formation. In such example systems, the d...
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WO/2015/065391A1 |
A downhole formation fluid sampler. The sampler includes at least one sampling chamber having an internal fluid chamber, a fluid inlet operable to receive a formation fluid and a fluid outlet. An inflatable bag is disposed within the int...
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WO/2015/063205A2 |
A method for determining one or more parameters of a formation fracturecomprises injecting a viscous fluid in the formation via a flow path;measuring pressure at a location along the flow path; andcalculating one or more parameters of a ...
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WO/2015/065933A1 |
Methods of acquiring viscosity of a downhole fluid in a wellbore penetrating a subterranean formation is provided. The downhole fluid is measurable by a vibrating wire viscometer positionable in the wellbore. The method involves acquirin...
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WO/2015/060816A1 |
Disclosed are systems and methods of using integrated computational elements to determine unknown interferents in a fluid being monitored. One method includes monitoring a fluid with an optical computing device comprising at least two in...
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WO/2015/057242A1 |
Techniques for managing a hydraulic fracturing operation include receiving a selection of a proxy model that represents a first principles model of a hydraulic fracturing operation, the proxy model including at least one property of a pl...
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WO/2015/057222A1 |
Methods for analyzing sag in a section of a wellbore may utilize computational methods that produce sag profiles, which may be useful in performing further wellbore operations. The computational method may include inputs of at least one ...
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WO/2015/057208A1 |
Methods and apparatuses for determining the swell of a subterranean formation sample when contacted with a fluid at subterranean conditions.
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WO/2015/053759A1 |
Disclosed are systems and methods for monitoring drilling fluids. One system includes a flow path containing a fluid having at least one component present therein, and a movable housing having at least one optical computing device config...
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WO/2015/050834A1 |
An example downhole tool may include a tool body and a first conformable sensor coupled to the tool body. The first conformation sensor may include a flexible material, a transmitter coupled to the flexible material, and a plurality of r...
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WO/2015/050550A1 |
Systems and methods for extracting and analyzing formation fluids from solids circulated out of a subterranean formation are provided. In one embodiment, the methods comprise: providing a sample of formation solids that have been separat...
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WO/2015/050864A1 |
An example method for downhole fluid measurement may include positioning a first sensor within a downhole casing. The first sensor may include a first flexible material, a first transmitter coupled to the first flexible material, and a f...
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WO/2015/051133A1 |
A method for estimation of water properties and hydrocarbon properties in a subsurface formation includes acquiring a plurality of well log measurements from the subsurface formation. The water properties and the hydrocarbon properties a...
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WO/2015/051220A1 |
The present disclosure relates to a downhole fluid analysis method that includes withdrawing formation fluid into a downhole tool at a plurality of stations within a wellbore, analyzing the formation fluid within a fluid analyzer of a do...
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WO/2015/051229A1 |
An apparatus for estimating a property of a downhole fluid includes a carrier configured to be conveyed through a borehole penetrating the earth, a fluid extraction device disposed at the carrier and configured to extract a sample of the...
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WO/2015/050551A1 |
Systems, methods and devices for analyzing a sample of fluid extracted from a hydrocarbon-producing geological formation to detect a quantitative amount of hydrogen sulfide or disclosed. The systems methods and devices involve including ...
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WO/2015/050833A1 |
A method of evaluating a shale source rock formation comprising: determining in situ partial pressures of a light hydrocarbon utilizing a downhole Raman tool and producing a map of spatial and vertical variations of the in situ partial p...
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WO/2015/050824A1 |
A method for obtaining a fluid sample downhole that has at least a target fluid and an undesirable fluid may include receiving the fluid sample into a sample tank positioned that has a main chamber and isolating at least a portion of the...
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WO/2015/047238A1 |
Disclosed are systems and methods for calibrating integrated computational elements. One method includes measuring with a spectrometer sample interacted light comprising spectral data derived from one or more calibration fluids at one or...
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WO/2015/047249A1 |
Disclosed are systems and methods for measuring the gas content in drilling fluids in real time using optical computing devices. One system includes a flow path circulating a drilling fluid into and out of a borehole during drilling oper...
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WO/2015/048447A1 |
A probe of a downhole tool deployable into a wellbore penetrating a subterranean formation is provided. The downhole tool has at least one flowline extendable therein. The formation has a clean fluid therein. The probe includes a base ca...
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WO/2015/047247A1 |
Disclosed are systems and methods for monitoring drilling fluids in real time. One method includes circulating a drilling fluid into and out of a borehole, generating a first output signal with a first optical computing device arranged n...
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WO/2015/047256A1 |
A disclosed method includes measuring properties of a formation with a logging tool disposed in a borehole. The method also includes acquiring measurement data corresponding to the measured properties of the formation. The method also in...
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