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Patent Searching and Data


Matches 1 - 50 out of 13,247

Document Document Title
WO/2018/223571A1
Disclosed are a monopole acoustic logging-while-drilling instrument used in cooperation with a bottom drilling tool assembly, and a method for measuring the shear wave velocity of slow formation by applying the monopole acoustic logging-...  
WO/2018/226541A1
A method for deblending seismic signals includes entering as input to a computer recorded signals comprising seismic energy from a plurality of actuations of one or more seismic energy sources. A model of deblended seismic data and a ble...  
WO/2018/224620A1
The probe (12) comprises: - a hollow casing (50) defining a closed inner compartment (52), the hollow casing (50) having at least an end (60) to be placed in contact with the ground; - at least a sensor (54A) received in the closed inner...  
WO/2018/227054A1
The present disclosure is directed to systems and methods to perform or facilitate operation of a seismic survey. The system can include a seismic data acquisition unit. The seismic data acquisition unit can include a cap free subsea con...  
WO/2018/224607A1
The method comprises: - defining (200) a geometry of acquisition of the seismic dataset specifying a location of a plurality of seismic sources and a location of a plurality of seismic receivers, - inducing (202) a seismic signal with at...  
WO/2018/227034A1
A method for performing a formation-related operation based on corrected vertical seismic profile (VSP) data of an earth formation includes performing a VSP survey and applying a normal moveout (NMO) correction equation to the survey dat...  
WO/2018/224585A1
The method comprises providing at least one seismic source (30) in a seismic source area (31) and providing a plurality of seismic receivers (32) in said seismic source area (10), said method comprising measuring a first type of ground v...  
WO/2018/222054A1
A method of calculating the temperature and/or porosity of a geological structure, wherein there is provided at least two geophysical parameters of the geological structure, the method comprising inverting the at least two geophysical pa...  
WO/2018/222704A2
A geologic survey system includes a plurality of acoustic sources spaced at intervals over a target area of a terranean surface. Each of the plurality of acoustic sensors is configured to generate a seismic energy wave. The system also i...  
WO/2018/222563A1
A technique includes receiving data representing a measurement acquired by a tool motion sensor of a downhole sonic measurement tool; and receiving data representing a measurement acquired by a pressure sensor of the sonic measurement to...  
WO/2018/222541A1
A vibration sensing optical fiber cable is provided. The cable includes at least one optical fiber embedded in the cable jacket such that vibrations from the environment are transmitted into the cable jacket to the optical fiber. The cab...  
WO/2018/222535A1
A strain sensing optical fiber cable is provided. The cable includes at least one optical fiber embedded in the cable jacket such that vibrations from the environment are transmitted into the cable jacket to the optical fiber. The cable ...  
WO/2018/222700A1
A deviated or horizontal wellbore is drilled in a geologic formation with a multiphase fluid including a gas by a rotating drill bit positioned at a downhole end of a drill string. Portions of the gas are released into the wellbore durin...  
WO/2018/216827A1
A device related to earthquake shock mitigation, according to one embodiment, comprises: a database unit for storing a map for a geological structure and information on each location on the map; and a determination unit, which searches t...  
WO/2018/217201A1
Methods and systems for characterizing fractures in a subterranean formation are provided. The method includes introducing an encapsulated explosive unit into a casing located in a wellbore within the subterranean formation and maintaini...  
WO/2018/215866A1
A method is described for predicting fault seal from a digital pre-stack seismic image including defining a window based on the at least one fault surface; calculating, via the computer processor, a seismic amplitude vs reflection angle ...  
WO/2018/217447A1
A downhole measurement tool configured to be run through a bore includes a source and a 3-component receiver. The source is configured to emit a source signal, which may be a compressional or a shear wave, into a volume of material surro...  
WO/2018/218030A1
A seismic node assembly (100) includes a power source (144) and a seismic sensor (110), e.g., with the power source disposed in a power source module (102) and the seismic sensor disposed in a sensor module (104). A coupling can be defin...  
WO/2018/215689A1
The method for seismic qualification of a component of a genset (10) comprises the steps of determining a Required Response Spectrum (RRS) for the component (101), running the genset (10) through a seismic test cycle in a normal configur...  
WO/2018/217872A1
A seismic node deployment system comprises a cable supply with one or more seismic nodes configured for coupling to the cable at one or more attachment locations for deployment to a water column. A node attachment system is configured to...  
WO/2018/217706A1
A method for computing amplitude independent gradient for seismic velocity inversion in a frequency domain includes receiving seismic data associated with a region. The region comprises one or more earth subsurface layers represented by ...  
WO/2018/215865A1
A method is described for predicting fault seal based on a digital seismic image including defining a fault coordinate system locally parallel and perpendicular to the at least one fault surface; extracting seismic amplitudes from a sub-...  
WO/2018/212780A1
Method for acquiring seismic data is described. The method includes determining a non-uniform optimal sampling design that includes a compressive sensing sampling grid. Placing a plurality of source lines or receiver lines at a non-unifo...  
WO/2018/209838A1
A system for detecting hydrates near seafloor. The system comprises a vessel-carried portion (1) and a deep tow portion (2). The vessel-carried portion (1) comprises: an integrated monitoring host machine (11) configured to issue an acqu...  
WO/2018/213012A1
Methods, systems, and computer programs are presented for estimating the differences, due to building retrofitting, in damage caused to a building by an earthquake. One method includes operations for accessing a database to retrieve curr...  
WO/2018/213283A1
The present disclosure describes methods and systems, including computer-implemented methods, computer program products, and computer systems, for suppressing noises in seismic data. One computer-implemented method includes receiving, at...  
WO/2018/213063A1
The present disclosure describes methods and systems, including computer-implemented methods, computer program products, and computer systems, for generating a velocity model for a subsurface area. One computer-implemented method include...  
WO/2018/211083A1
A system comprises a tool arrangement (4) which is configured for measuring a property of an environment in, or adjacent to, an elongated space; a line (6) coupled to the tool arrangement, the line including an optical fibre for distribu...  
WO/2018/208168A1
A method for conducting a seismic survey for collecting seismic data, the method may include towing strings of seismic sources coupled to a vessel, towing a plurality of lead-in cables coupled to the vessel and towing a plurality of stre...  
WO/2018/209225A1
A system adapted to provide alert signals to individuals or institutions and/or control signals to utilities control units to automatically stop the flow of gas, water, electricity, oil, etc., such signals being delivered in response to ...  
WO/2018/208676A1
A method for full-waveform sonic (FWS) wavefield separation includes receiving FWS data; performing an anti-aliasing linear Radon transform on the received FWS data; extracting Radon-transformed FWS data corresponding to a wave component...  
WO/2018/208579A1
A method for evaluating and optimizing complex fractures, in one non-limiting example far-field complex fractures, in subterranean shale reservoirs significantly simplifies how to generate far-field fractures and their treatment designs ...  
WO/2018/209214A1
A method adapted to provide alert signals to individuals or institutions and/or control signals to utilities control units to automatically stop the flow of gas, water, electricity, oil, etc., such signals being delivered in response to ...  
WO/2018/208172A1
A method of fluid substitution, wherein an initial data set is provided, wherein a substituted data set is provided, wherein a rock physics model is provided, wherein the initial data set comprises initial data of a geophysical parameter...  
WO/2018/208634A1
A method includes receiving well log data for a plurality of wells. A flag is generated based at least partially on the well log data. The wells are sorted into groups based at least partially on the well log data, the flag, or both. A m...  
WO/2018/209188A1
A system adapted to provide alert signals to individuals or institutions and/or control signals to utilities control units to automatically stop the flow of gas, water, electricity, oil, etc., such signals being delivered in response to ...  
WO/2018/207091A1
A method is described for a manner of geologic analysis using seismic data. The method includes steps to produce improved amplitude versus angle (AVA) information that may be used for analysis of geologic features of interest including e...  
WO/2018/207090A1
A method is described for a manner of geologic analysis using seismic data. The method includes steps to produce improved amplitude versus angle (AVA) information that may be used for analysis of geologic features of interest including e...  
WO/2018/209219A1
An apparatus for detecting a location of an optical fiber having an acoustic sensor disposed subsurface to the earth includes an acoustic emitter configured to emit a first signal having a first frequency and a second signal having a sec...  
WO/2018/204084A1
Embodiments, including systems and methods, for deploying ocean bottom seismic nodes. Two or more underwater vehicles (such as remotely operated vehicles (ROVs)) may be deployed by a surface vessel and each connected to the surface vesse...  
WO/2018/204110A1
A method for determining properties of a laminated formation traversed by a well or wellbore employs measured sonic data, resistivity data, and density data for an interval-of-interest within the well or wellbore. A formation model that ...  
WO/2018/203265A1
A system and method for analyzing geologic features including fluid estimation and lithology discrimination may include the steps of identifying areas of interest on a seismic horizon, computing statistical data ranges for the seismic am...  
WO/2018/202869A1
Techniques are disclosed relating to geophysical surveying. In some embodiments, a marine survey vessel (10) tows multiple sensor streamers (20) including a group of four innermost streamers in a cross-line direction relative to a center...  
WO/2018/204142A1
A method for refraction-based surface-consistent amplitude compensation and deconvolution includes receiving seismic traces, the seismic traces generated using at least one source and at least one receiver; calculating an amplitude resid...  
WO/2018/204114A1
A separate three-dimensional (3D) integration filter mask if precomputed for each of x, y, and z dimensions with a given operator length. A portion of a 3D post- stack seismic data set is received for processing and loaded into a generat...  
WO/2018/204920A1
A data acquisition program, which includes core, image log, microseismic, DAS, DTS, and pressure data, is described. This program can be used in conjunction with a variety of techniques to accurately monitor and conduct well stimulation.  
WO/2018/199786A1
The device for measuring vibrations, particularly seismic ones, incorporating a base assembly (1) and the inert mass (2), which contains measuring arms (4) and a reference interferometer (3) attached to the base assembly (1) and the iner...  
WO/2018/201114A1
A system and method combines model-based inversion and supervised neural networks to develop high resolution rock property volumes from surface seismic data. These volumes have higher frequency and are calibrated to fit well log data. In...  
WO/2018/200305A1
Embodiments, including systems and methods, for remotely controlling underwater vehicles (such as ROVs) and deploying ocean bottom seismic nodes from the underwater vehicles. A direct data connection may be created between an Integrated ...  
WO/2018/195661A1
There is described a method of making an acoustic sensor having a frequency response approximating a desired frequency response. The method comprises wrapping optical fiber around a core according to a wrapping pattern. The wrapping patt...  

Matches 1 - 50 out of 13,247