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Patent Searching and Data


Matches 1 - 50 out of 14,152

Document Document Title
WO/2021/003096A1
Methods, systems, and computer-readable medium to perform operations including: clipping an average velocity grid of a seismic reference surface (SRSAV), in an oil and gas field, to remove average velocity data of a region containing hig...  
WO/2021/002761A1
A computer implemented method of obtaining a model of a sub-surface region, the model comprising a three-dimensional matrix of sub-surface material property values, and comprising: a) providing a set of geologically realistic models, con...  
WO/2021/003097A1
Systems and methods, including computer-implemented systems and methods, for determining an optimized geometry of seismic sources and receivers in order to generate a desired dense wavefield. The systems and methods may include generatin...  
WO/2021/003120A1
A method for characterizing a tubular includes obtaining acoustic waveform data in a time domain using an acoustic transducer configured to emit an acoustic signal and receive a return acoustic signal and transforming the acoustic wavefo...  
WO/2020/264479A1
A method includes obtaining data representing a subterranean volume, the data having been collected by a user in a field, generating a digital model representing at least the subterranean volume based in part on the data, searching the d...  
WO/2020/261092A1
Detection system (100) comprising: a drill bit (200) in which one or more electro-acoustic transducers (10, 11, 12) configured to operate as a transmitter and/or receiver, are integrated; analogue driving electronic circuits (110) and an...  
WO/2020/260474A1
Exemplary embodiments relate to a method, a computer program and a device for detecting one or more objects in the seabed. The method comprises a receiving of a receiver signal. The receiver signal is based on a scatter of acoustic signa...  
WO/2020/263194A1
Disclosed is a geophysical or seismic exploration system. The system comprises a set of explosive device magazines configured for carrying a plurality of explosive device components, wherein the explosive device components are configurab...  
WO/2020/264100A1
Systems and methods for generating seismic images of subterranean features including: receiving raw seismic data of a subterranean formation; selecting a portion of the raw seismic data; transforming the selected portion of the raw seism...  
WO/2020/258341A1
Disclosed is an underground pipeline positioning device, comprising a column body (1), two sides of the column body (1) being provided with anti-collision plates (2), the upper end of the column body (1) being provided with a hand push r...  
WO/2020/256758A1
A seabed object detection system is provided. The system can include a receiver array. The receiver array can include a plurality of receivers disposed on a plurality of streamers. The plurality of streamers can include a central port si...  
WO/2020/256755A1
A seabed object detection system is provided. The system can include a source array. The source array can include a first source and a second source. The system can include a data processing system including one or more processors. The d...  
WO/2020/256752A1
A seabed object detection system is provided. The system can include a receiver array. The receiver array can include a plurality of receivers disposed on a plurality of streamers. The plurality of streamers can include a central port si...  
WO/2020/256753A1
A seabed object detection system is provided. The system can include a receiver array including a first streamer and a second streamer. The system can include a first plurality of receivers coupled with the first streamer and a second pl...  
WO/2020/257761A1
A computer- implemented method includes receiving a plurality of sensor signals (1202), each signal of the plurality of sensor signals being tagged with an associated time and depth. The method also includes selecting a baseline signal (...  
WO/2020/256757A1
A seabed object detection system is provided. The system can include a receiver array including streamers. The system can include a plurality of receivers coupled with the streamers. The system can include a receiver array cross-cable to...  
WO/2020/257302A1
The embodiments herein describe a seismic source that includes at least two firing heads connected to a shared reservoir of compressed gas. When underwater, a controller can instruct the firing heads to fire at the same time or at differ...  
WO/2020/251581A1
An acoustic logging method that may comprise acquiring waveforms for multiple acoustic wave modes as a function of tool position in a borehole; deriving position-dependent mode dispersion curves from the waveforms; accessing a computed l...  
WO/2020/249701A1
Methods for performing a marine survey of a subterranean formation using a hybrid combination of ocean bottom seismic ("OBS") receivers, wide towed sources, and moving streamers are described herein. In one aspect, a sail line separation...  
WO/2020/252419A1
The subject disclosure relates to the interpretation of borehole sonic data using machine learning. In one example of a method in accordance with aspects of the instant disclosure, borehole sonic data is received, and machine learning is...  
WO/2020/251725A1
Systems and methods are provided for identifying one or more properties of a rock formation. A system may be configured to receive sensor data obtained from one or more sensors, the sensor data generated from drilling operations performe...  
WO/2020/249722A1
A method and apparatus for generating a geophysical data product by a process of: acquiring standard-offset survey data for a subterranean formation with a standard- offset survey spread towed at a standard-offset spread depth; acquiring...  
WO/2020/251557A1
An apparatus and system for deploying an acoustic sensor are disclosed, in some embodiments, an acoustic sensor includes a transducer comprising a piezoelectric material layer having a front side from which the transducer is configured t...  
WO/2020/251554A1
A wellbore system includes a logging unit having a retrievable logging cable coupled to a downhole tool within a wellbore and a depth correlation unit in the downhole tool that provides current depth data for the wellbore through the ret...  
WO/2020/251576A1
A seismic source is positioned at the surface of a geologic formation and a plurality of seismic receivers is positioned in a wellbore of the geologic formation. Seismic wavefield data is obtained based on the seismic source outputting s...  
WO/2020/247234A1
Systems and methods for identifying anomalies in a subterranean formation based on seismic attributes include: receiving a seismic cube and a seismic surface, wherein the seismic cube includes traces recorded at receivers deployed to col...  
WO/2020/247503A1
Embodiments herein use an acquisition vessel towing a plurality of receivers and a seismic source and a source vessel towing a seismic source to acquire seismic data corresponding to a subsurface below a bottom surface of a body of water...  
WO/2020/244044A1
The present invention relates to the field of geological exploration and development evaluation of oil and gas resources, and discloses a fault sealing evaluation method for extracting a static quality coefficient by means of well loggin...  
WO/2020/247250A1
A method and apparatus for determining a gas influx into a wellbore. A work string defining an inner bore area and an annulus area, with a pair of inner bore sensors in the inner bore and a pair of annulus sensors in the annulus. A proce...  
WO/2020/243993A1
A photoelectric composite geophone (1), comprising a housing (101), an optical fiber detection assembly (102) and a piezoelectric detection assembly (103). The optical fiber detection assembly (102) comprises a first compliant cylinder (...  
WO/2020/247010A1
Drilling systems and related methods are disclosed. A drilling system may include a drill bit positioned at an end of a drill string, and one or more sources and receivers positioned on the drill string behind the drill bit. The sources ...  
WO/2020/242335A1
Example sensor assemblies, seismic sensor incorporating the sensor assemblies, and methods relating thereto are disclosed. In an embodiment, the sensor assembly includes an electrically conductive outer housing, and an electrically in...  
WO/2020/242455A1
Using a reservoir simulator, a reservoir model state is obtained. The reservoir model state is used to trace streamlines to obtain streamline trajectories and detect fluid fronts along the streamlines. Using the streamline trajectories, ...  
WO/2020/243282A1
Systems and methods for picking seismic stacking velocity based on structures in a subterranean formation include: receiving seismic data representing a subterranean formation; generating semblance spectrums from the seismic data represe...  
WO/2020/243670A1
This device allows one to measure seismic activity from a hand-held device, in particular a mobile phone. A microfabricated whispering gallery mode (WGM) based seismometer operates in conjunction with an application installed on a mobile...  
WO/2020/239346A1
Handling device (10) comprising a winch (11) comprising a frame (12) intended to be attached to a structure of a surface vessel (B), and a first drum capable of turning relative to the frame (12) about a first axis of rotation and an ass...  
WO/2020/243216A1
A method for interpreting seismic data includes receiving seismic data that represents a subterranean volume, and generating inline probability values and crossline probability values using a first machine learning technique. The first m...  
WO/2020/239345A1
Sonar device (301) intended to be towed by a surface ship (B) and comprising a towing cable (2) and a set of at least one towed device comprising a towed body (4) intended to be towed by the surface ship (B) via the towing cable (2), the...  
WO/2020/242986A1
Provided herein are systems and methods for generating reservoir models including the SOC nature of the Earth's crust. The methods employ seismic emission tomography (SET) to generate three dimensional models of a formation providing per...  
WO/2020/242448A1
Systems and methods relate to borehole seismic studies. Traditionally, borehole seismic studies are conducted using geophones. Seismic acquisition can be performed using fiber optic Distributed Acoustic Sensing (DAS). Because DAS measure...  
WO/2020/242336A1
Example seismic sensors and methods relating thereto are disclosed. In an embodiment, the seismic sensor includes an outer housing and a proof mass disposed in the inner cavity of the outer housing. In addition, the seismic sensor includ...  
WO/2020/233798A1
A method for ultrasound detection of a reflector (1) comprises the following steps: (A) Receiving at least one raw signal sr from an ultrasound transducer (3). The at least one raw signal represents at least one ultrasound wave (4) refle...  
WO/2020/237001A1
A method can include accessing volumetric data from a data store, where the volumetric data correspond to a region; generating structured shape information for the region using at least a portion of the volumetric data; and, in response ...  
WO/2020/236008A1
A distributed acoustic sensing system 1 for acquiring seismic data is presented. The system 1 comprises: a sensing cable 2 and an instrument float 3. The sensing cable 2 is for sensing seismic waves and is suitable for use on the seabed ...  
WO/2020/236179A1
Embodiments disclosed herein include components, devices, systems, and operations and functions for generating a seismic profile. An optical signal is generated in an optical signal medium disposed in proximity to a formation. A seismic ...  
WO/2020/234309A1
The invention relates to an acoustic sensor comprising: - a component (18) having an input and an output, the component (18) being able to conduct light waves in a plurality of propagation modes between the input and the output, the comp...  
WO/2020/236153A1
Apparatus, methods, and systems for determining body wave slowness values for a target formation zone. A method includes selecting a target axial resolution based on the size of a receiver array, obtaining a plurality of waveform data se...  
WO/2020/228546A1
The present invention relates to a mining-induced stress assessment method based on microseismic damage reconstruction, and is suitable for use in the field of microseismic monitoring for mine safety. The method specifically comprises: p...  
WO/2020/229870A1
The invention relates to an assembly (10) for acquiring a physical parameter in a granular media (12) comprising: - at least one probe (14) comprising a housing receiving a control unit and at least one geophysical sensor connected to th...  
WO/2020/231287A1
A system provides seismic images of the subsurface by enhancing pre-stack seismic data. The system obtains seismic data comprising a plurality of seismic traces that are generated by measuring reflections of seismic waves emitted into...  

Matches 1 - 50 out of 14,152