173237 ⎘
Seismology; Seismic or acoustic prospecting or detecting; Receiving elements for seismic signals; Arrangements or adaptations of receiving elements Receiving elements, e.g. seismometer, geophone or torque detectors, for localised single point measurements
Sub-classes:SENSOR SYSTEMS FOR MEDICAL DEVICES, MOBILE IMAGING VEHICLES, AND WORK VEHICLES
#2METHOD FOR MANAGING SEISMOGRAPH SAMPLED DATA, SEISMOGRAPH, AND STORAGE MEDIUM
#3SUBTERRANEAN PARAMETER SENSING SYSTEMS AND METHODS
#4SENSOR SYSTEM COMPRISING A READOUT CIRCUIT AND METHOD FOR OPERATING A SENSOR SYSTEM COMPRISING A READOUT CIRCUIT
#5APPARATUS, SYSTEM AND METHOD FOR ULTRASONIC IMAGING AND TREATMENT OF TISSUE MICROPATHOLOGY
#6VIRTUAL ARRAYS FOR EARTHQUAKE EARLY WARNING SYSTEMS
#7AUTONOMOUS AERIAL DISTRIBUTED FIBER-OPTIC SENSING DEVICE
#8Networked System and Method for Passive Monitoring, Locating, or Characterizing Activities
#9Modular System and Marine Seismic Monitoring Method by Permanent Point Receivers, Support-Pile Module, Telescopic-Type Pile, Method of Burying and Method of Unearthing of the Telescopic-Type Pile
#10TUNNELING AND NAVIGATION SYSTEM INCLUDING DISTRIBUTED COMMUNICATION AND SENSING SYSTEM
#11FLUID DENSITY AND VISCOSITY MEASUREMENT TOOL WITH NOISE CANCELLATION
#12WEIGHT RELEASE DEVICE
#13Seismic acquisition system based on frequency domain expansion mems sensor
#14Seismometer with high sensitivity, broadband and all-dip
#15Synthetic subterranean source
#16Topside Interrogation For Distributed Acoustic Sensing Of Subsea Wells
#17Systems and methods for identifying deployed fiber cables in real-time
#18Seismic sensor, earthquake detection method, and earthquake detection program
#19SEISMIC SENSOR, EARTHQUAKE DETECTION METHOD, AND EARTHQUAKE DETECTION PROGRAM
#20SYSTEMS AND METHODS FOR ADVANCED SEISMIC SENSORS
#21SUBTERRANEAN PARAMETER SENSING SYSTEMS AND METHODS
#22Systems and methods for identifying deployed fiber cables in real-time
#23METHOD AND APPARATUS FOR REMOVING TUBE WAVE INTERFERENCE FROM OPTICAL FIBER ACOUSTIC WAVE SENSING SEISMIC DATA
#24MEMS-based rotation sensor for seismic applications and sensor units having same
#25Systems and methods for identifying deployed cables
#26Synthetic subterranean source
#27System and method of monitoring a downhole stimulation operation featuring retrievable cable
#283-axis seismic sensor stake, system and method
#29Surveying information management system, surveying information management method, and storage medium storing surveying information management program
#30SENSOR ASSEMBLY
#31Detection of seismic disturbances using optical fibers
#32Systems and methods for seismic data acquisition
#33Networked system and method for passive monitoring, locating or characterizing activities
#34ACCELEROGRAPH AND EMBEDDED PROTOCOL FOR STRUCTURAL HEALTH MONITORING OF CIVIL ENGINEERING STRUCTURERS REGARDING EARTHQUAKE PERFORMANCE
#35Seismic source and wave detector integrated device and method for seismic wave exploration
#36Systems and methods to locate seismic data acquisition units
#37System and Method for Sensing Seismic Acoustic Signals
#38Methods and systems for earthquake detection and prediction
#39Topside interrogation for distributed acoustic sensing of subsea wells
#40Micro-fabricated optical motion sensor
#41Measuring system and method for measuring the displacement of at least one point of a bridge
#42Simultaneous acquisition of distributed acoustic sensing for monitoring
#43Earthquake detector
#44System, method and computer program product for compression of seismic data
#45Locating passive seismic events in a wellbore using distributed acoustic sensing
#46Frequency based method for reducing the effect of multiples in seismic data
#47Hydraulic fracturing modelling and control
#48Topside interrogation for distributed acoustic sensing of subsea wells
#49Directional sensitive fiber optic cable wellbore system
#50Sensing-acquisition-wireless transmission integrated microseismic monitoring system and method
#51Building integrity assessment system
#52Method for obtaining estimates of a model parameter so as to characterise the evolution of a subsurface volume over a time period using time-lapse seismic
#53SEISMIC DEVICE AND SAFETY DEVICE EMPLOYING SAME
#54Energy efficient seismic intrusion detection
#55Parallel dipole line trap seismometer and vibration sensor
#56Detection device based on the piezoelectric property of geological mineral
#57Method of making an acoustic sensor
#58Method and System of Light-Weight Cement Bond Evaluation by Acoustic Vortex Waves
#59NOVEL FREQUENCY-SHIFTING METHOD AND APPARATUS FOR CEMENT-BOND LOGGING
#60Seismic sensor system with microelectromechanical systems (“MEMS”) oscillator clock
#61Ocean bottom seismometer package
#62MEMS-based rotation sensor for seismic applications and sensor units having same
#63Seismic sensor and earthquake determination method
#64Directional sensitive fiber optic cable wellbore system
#65Systems and methods to locate seismic data acquisition units
#66Integrated seismic monitoring system and method
#67Seismic sensor station
#68Seismic sensor station
#69Method For The Measurement Of Angular And/Or Linear Displacements Utilizing One Or More Folded Pendula
#70Systems and methods for seismic data acquisition
#71Multi facility earthquake automation system and method
#72Directional sensitive fiber optic cable wellbore system
#73METHOD FOR TIME DRIFT MEASUREMENT, SEISMIC NODE AND SEISMIC NODE HANDLING SYSTEM
#74Lightning protection for land seismic sensor unit
#75Marine Seismic Use of a Harmonic Distorted Signal
#76Marine data acquisition node
#77Power MOSFET with a deep source contact
#78Multi facility earthquake automation system and method
#79Acoustic transducer
#80Omnidirectional vector electrostatic levitation geophone
#81Systems and methods for seismic data acquisition
#82Pressure-balanced seismic sensor package
#83Seismic sensor and earthquake determination method
#84ACCELEROMETRIC SENSOR FOR SEISMIC MONITORING OF STRUCTURES
#85Distributed optical fiber sensing signal processing method for safety monitoring of underground pipe network
#86OBSERVATION SYSTEM AND OBSERVATION METHOD
#87Coupling evaluation geophone and method for eliminating ground-geophone coupling effect
#88SUBSEA LONG-HAUL TRANSPONDER
#89SYSTEMS AND METHODS FOR ACQUIRING SEISMIC DATA WITH GRADIENT DATA
#90Clamp and bending strain relief apparatus and methods
#91Device and method for determining a refractive index
#92LAND BASED UNIT FOR SEISMIC DATA ACQUISITION
#93Acoustic logging tool utilizing fundamental resonance
#94MICROSEISMIC MONITORING WITH FIBER-OPTIC NOISE MAPPING
#95Ocean bottom seismometer package
#96Ocean bottom seismometer package
#97MEMS-based rotation sensor for seismic applications and sensor units having same
#98Ocean bottom seismometer package
#99High-sensitivity sensor system, detection circuit, and detection method
#100INTEGRATED SEISMIC MONITORING SYSTEM AND METHOD
#101Method for the measurement of angular and/or linear displacements utilizing one or more folded pendula
#102Sensor device having an impact surface
#103Ocean bottom seismometer package
#104System and method for improved seismic acoustic sensor performance
#105System and method for sensing seismic acoustic signals
#106Miniature vector sensor
#107Marine data acquisition node
#108Vibration sensor of magnetic type
#109Detection of seismic signals using fiber optic distributed sensors
#110Autonomous seismic nodes for the seabed
#111Land based unit for seismic data acquisition
#112Method and system for transmitting signals on a multi-conductor cable
#113Underwater node for seismic surveys and method
#114Coupling Assembly
#115DEVICE FOR MONITORING VIBRATIONS
#116Microfabrication technology for producing sensing cells for molecular electronic transducer based seismometer
#117Survey coverage parameters
#118Force feedback electrodes in MEMS accelerometer
#119Seismic acquisition system and technique
#120Environment monitoring system and vibration sensing device
#121Clamp and bending strain relief apparatus and methods
#122Floodable optical apparatus, methods and systems
#123Apparatuses, systems, and methods for accelerometers
#124Pressure-balanced seismic sensor package
#125Triaxial accelerometer assembly and in-situ calibration method for improved geodetic and seismic measurements
#126DATA ACQUISITION APPARATUS USING ONE SINGLE LOCAL CLOCK
#127Simultaneous charging of a plurality of autonomous seismic nodes
#128High sensitivity environmental sensor network and network services for structural health monitoring
#129Autonomous seismic nodes for the seabed
#130Methods and systems for conducting reconnaissance marine seismic surveys
#131OFFSHORE SEISMIC MONITORING SYSTEM AND METHOD
#132MEMS-based rotation sensor for seismic applications and sensor units having same
#133SYSTEM AND METHOD FOR USING VEHICLE MOTION AS A LAND SEISMIC SOURCE
#134Underwater observation apparatus
#135Closed loop control techniques for displacement sensors with optical readout
#136Residual seismic-resistant performance evaluation system
#137Method for determining wellbore position using seismic sources and seismic receivers
#138Method for monitoring an electrical power supply line comprised in a seismic cable, corresponding system, computer program product and non-transitory computer-readable carrier medium
#139Optical fiber distributed sensors with improved dynamic range
#140BEAM STEERED BROADBAND MARINE SURVEY METHOD AND SYSTEM
#141Ocean bottom seismic node system
#142Borehole seismic system
#143Fabrication process and package design for use in a micro-machined seismometer or other device
#144OBSTRUCTION OVERLAY CABLE
#145Microseismic monitoring with fiber-optic noise mapping
#146Wellbore signal monitor with tangential seismic sensors for tube-wave noise reduction
#147WIRELESS SUBSEA SEISMIC SENSOR AND DATA COLLECTION METHODS
#148INTEGRATED SEISMIC MONITORING SYSTEM AND METHOD
#149Method and apparatus for enhanced monitoring of induced seismicity and vibration using linear low frequency and rotational sensors
#150In situ accelerometer calibration
#151Methods and systems for joint seismic and electromagnetic data recording
#152Optical fiber well deployment for seismic surveying
#153Vibration analysis for blasting
#154Apparatus for marine seismic survey
#155Seismic system with ghost and motion rejection
#156Fixation releasing device
#157Dual-coil geophone accelerometer
#158Multi-coil multi-terminal closed-loop geophone accelerometer
#159Seismic receivers as seismic sources
#160Beam accelerometer
#161Computing a gradient based on differences of plural pairs of particle motion sensors
#162Underwater node for seismic surveys and method
#163Optical seismic sensor systems and methods
#164SEISMIC SENSOR DEVICES
#165RF-photonic system for acoustic and/or vibrational sensing using optical fiber and method thereof
#166Land based unit for seismic data acquisition
#167Land based unit for seismic data acquisition
#168Detection of seismic signals using fiber optic distributed sensors
#169Low frequency folded pendulum and vertical seismic sensor utilizing such a folded pendulum
#170METHOD AND DEVICE FOR DETERMINING SIGNATURE OF SEISMIC SOURCE
#171Streamer for seismic prospection comprising tilt compensation of directional sensors
#172Method and apparatus for sensing signals
#173Method and apparatus for sensing underwater signals
#174Constant energy displacements
#175Million channel-class digital seismometer based on computer network
#176Sensor structure and yaw rate sensor
#177Stress-relief device for geophysical equipment or node
#178High sensitivity environmental sensor board and methods for structural health monitoring
#179Combined broadband ocean bottom seismograph with single glass sphere
#180Ocean bottom seismometer package
#181DEVICE FOR DETECTING ACOUSTIC WAVES AND A SYSTEM FOR LOCATING A SOURCE OF ACOUSTIC WAVES
#182Plant biosensor and method
#183Deploying sensor arrays
#184Apparatus and system for acquiring seismic data over a loose surface
#185LEAF SPRING
#186Whispering-gallery-mode-based seismometer
#187Ocean bottom seismometer package
#188Detection of seismic signals using fiber optic distributed sensors
#189Method of providing seismic data
#190Seismic system with ghost and motion rejection
#191Fabrication process and package design for use in a micro-machined seismometer or other device
#192Measuring and modifying directionality of seismic interferometry data
#193Apparatus, systems and methods for enhanced detection, synchronization and online Doppler scale estimation for underwater acoustic communications
#194Deployment and retrieval method for shallow water ocean bottom seismometers
#195Seismic sensor devices
#196Storage system and method for seismic data acquisition units
#197Seismic acquisition system and technique
#198Deriving tilt-corrected seismic data in a multi-axis seismic sensor module
#199System and method of grid generation for discrete fracture modeling
#200Land based unit for seismic data acquisition
#201Plant biosensor and method
#202Non-rigid cable for deployment of ocean bottom seismometers
#203Fabrication process and package design for use in a micro-machined seismometer or other device
#204Method for retrieval of seismic data acquisition units
#205Measuring and modifying directionality of seismic interferometry data
#206Marine vessel working deck for handling of shallow water ocean bottom seismometers
#207Cable clamping sleeve for ocean bottom seismic recording system
#208Breakaway deployment cable for underwater seismic recording system
#209Method and apparatus for seismic data acquisition
#210Method and apparatus for seismic data acquisition
#211Piezocomposite transducer for a downhole measurement tool
#212Method and apparatus for seismic data acquisition
#213Compositions isolated from bovine mammary gland and methods for their use
#214Method and apparatus for seismic data acquisition
#215Directional sensitive fiber optic cable wellbore system