Patents
Patents for G01V 3 - Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination or deviation (25,929)
08/2011
08/17/2011CN102159969A Method of communication using improved multi frequency hydraulic oscillator
08/17/2011CN102159962A Bucking coil and b-field measurement system and apparatus for time domain electromagnetic measurements
08/17/2011CN102156303A Miniature helium optical pump magnetometer applicable to small-sized aircraft
08/17/2011CN102156302A Goaf ground detection method
08/17/2011CN102156301A Advanced-prediction observation system while drilling
08/17/2011CN102156300A Handheld detector for penetration of metallic foreign bodies in automobile tire
08/17/2011CN101401011B Electric field sensor for marine environments
08/17/2011CN101375500B Proximity and contact sensor and sensor element
08/17/2011CN101089363B Method for drawing track of borehole of running casing
08/16/2011US8001016 Pharmaceutical product packaging
08/16/2011US7999552 Sensor cable for electromagnetic surveying
08/16/2011US7999551 Method for detection of signal source using estimation of noise statistics
08/16/2011US7999550 Multi-sensor system for the detection and characterization of unexploded ordnance
08/16/2011US7999549 Transmission path for use in RF fields providing reduced RF heating
08/16/2011US7999548 Dual lower extremity MRI coil array with simultaneously independent MRI signal detection from both legs
08/16/2011US7999547 System for magnetic resonance imaging assisted surgery
08/16/2011US7999546 MR imaging magnet with body coil illuminating the imaging bore
08/16/2011US7999545 Method for obtaining amplitude and phase profiles of RF pulses for spatially selective excitation
08/16/2011US7999544 Rapid MRI dynamic imaging using mach
08/16/2011US7999543 MR method for spatially-resolved determination of relaxation parameters
08/16/2011US7999542 Method for determining formation parameter
08/16/2011US7999541 System and method for improving the analysis of polymorphic chemical substance forms and concentrations using NQR
08/16/2011CA2710012C Occupant sensor and method for seat belt or other monitoring
08/11/2011WO2011097267A2 Acoustic excitation with nmr pulse
08/11/2011WO2011097063A2 Measurement devices with memory tags and methods thereof
08/11/2011WO2011096982A1 A method of utilization of high dielectric constant (hdc) materials for reducing sar and enhancing snr in mri
08/11/2011WO2011094817A1 Rock property measurements while drilling
08/11/2011US20110193560 Boring technique using locate point measurements for boring tool depth prediction
08/11/2011CA2787851A1 Rock property measurements while drilling
08/10/2011EP2354814A1 Capacitance sensor
08/10/2011EP2353037A2 Processing measurement data that involves computing a derivative of the measurement data that represents a subterranean structure
08/10/2011CN201926770U 井下数字直流电法仪 Downhole instrument digital DC law
08/10/2011CN201926769U 探地仪发射机 Ground penetrating instrument transmitter
08/10/2011CN201926768U 火线识别传输机构 FireWire recognition transmission mechanism
08/10/2011CN201926767U 封条排金属扣检测装置 Seals metal buckle detector row
08/10/2011CN102147484A High-power downhole electromagnetic pulse transmission device
08/10/2011CN102147483A Groundwater-recharge bipolar double-meter electric well logging method
08/10/2011CN102147482A Invention of inductive magnetic sensor used for superficial layer CSAMT (controlled source acoustic magnetotelluric) method
08/10/2011CN101672931B Unipolar trapezoidal pulse current control method and device of inductive load
08/09/2011US7996153 Method and apparatus for formation testing
08/09/2011US7996095 Method and arrangement for controlling a magnetic resonance tomography apparatus
08/09/2011US7994963 High-sensitivity subsurface sensing system
08/09/2011US7994792 Electric field sensor for marine environments
08/09/2011US7994791 Resistivity receiver spacing
08/09/2011US7994790 Electromagnetic and magnetostatic shield to perform measurements ahead of the drill bit
08/09/2011US7994789 Dual field search coil for pulse induction metal detectors
08/09/2011US7994788 Short hybrid microstrip magnetic resonance coils
08/09/2011US7994787 Superconducting magnet, magnetic resonance imaging apparatus, and method of calculating coolability of cryo-cooler
08/09/2011US7994786 System and method for use of nanoparticles in imaging and temperature measurement
08/09/2011US7994785 Method for simultaneously measuring T2* and diffusion with magnetic resonance imaging
08/09/2011US7994784 Systems and methods for rescaling image intensities with diffusion MRI to synthesize complex diffusive geometries
08/09/2011US7994783 Integrated microchip incorporating atomic magnetometer and microfluidic channel for NMR and MRI
08/09/2011US7994770 Transmitter of a system for detecting a buried conductor
08/05/2011CA2730984A1 Secure non-contact switch
08/04/2011WO2011094466A1 Shipping container explosives and contraband detection system using nuclear quadrupole resonance
08/04/2011WO2011094463A1 Transmission line array for explosive detection using nuclear quadrupole resonance
08/04/2011WO2011094462A1 Method and apparatus for sensing the presence of explosives, contraband and other molecules using nuclear quadrupole resonance
08/04/2011WO2011094432A1 Drilling dynamics monitor
08/04/2011WO2011094402A1 Locator assembly for detecting, locating and identifying buried objects and method of use
08/04/2011WO2011094275A2 Nmr contrast logging
08/04/2011WO2011094082A2 Integrated permanent monitoring system
08/04/2011US20110191029 System and method for well test design, interpretation and test objectives verification
08/04/2011US20110187556 Use of Micro-Electro-Mechanical Systems (MEMS) in Well Treatments
08/04/2011US20110187555 Method and apparatus for decoding a signal sent from a measurement-while-drilling tool
08/04/2011US20110187554 Integrated permanent monitoring system
08/04/2011US20110187553 Method and system of an electromagnetic telemetry
08/04/2011US20110187375 Measuring device of the electric properties of solid or liquid geological samples
08/04/2011US20110187374 Microresistivity Imaging with Differentially Raised Electrodes
08/04/2011US20110187373 Steerable magnetic dipole antenna for measurement-while-drilling applications
08/04/2011US20110187372 Acoustic Excitation With NMR Pulse
08/04/2011CA2777553A1 Locator assembly for detecting, locating and identifying buried objects and method of use
08/03/2011EP2352041A1 Method for quantitatively separating the effects of electromagnetic induction and induced polarization
08/03/2011EP2351388A1 Mobile tag tracking system
08/03/2011EP2351147A1 Device for a vertical electromagnetic field component receiver
08/03/2011EP2350701A1 Locating device
08/03/2011EP2350700A2 Method for determining electromagnetic survey sensor orientation
08/03/2011EP2350699A1 Communication system and method in a multilateral well using an electromagnetic field generator
08/03/2011EP2350698A1 System and method for moving table mri
08/03/2011EP2350697A2 Reliable downhole data transmission system
08/03/2011CN102141637A Method for continuously quantitative evaluation of pore structures of reservoir strata by utilizing nuclear magnetic resonance well logging data
08/03/2011CN102141636A Piston type telescoping electrode for through casing resistivity
08/03/2011CN102141635A Method for preventing and telemetering geological disaster applying ultralow frequency radio signal
08/03/2011CN101750632B Method for improving magnet measuring precision of three elements
08/03/2011CN101706585B Method for electrically forecasting danger in underground tunneling engineering
08/03/2011CN101609168B Vehicle detecting system and method based on wireless earth induction
08/03/2011CN101556340B Three-dimensional small surface element magnetotelluric continuous array data acquisition method
08/02/2011US7991555 Electromagnetic directional measurements for non-parallel bed formations
08/02/2011US7991451 Method of operation for a magnetic resonance imaging suite
08/02/2011US7990282 Borehole telemetry system
08/02/2011US7990153 Compensated directional resistivity measurements
08/02/2011US7990152 Locating arrangement and method using boring tool and cable locating signals
08/02/2011US7990151 Tri-pod buried locator system
08/02/2011US7990150 Multifrequency locating arrangement with frequency designation
08/02/2011US7990149 MR involving high speed coil mode switching between I-channel linear, Q-channel linear, quadrature and anti-quadrature modes
08/02/2011US7990148 Cooled NMR probe head and NMR analyzer
08/02/2011US7990147 System and method for electrically contacting local coils with a signal processor remote therefrom in a magnetic resonance scanner
08/02/2011US7990146 Birdcage-like transmitting antenna for MRI
08/02/2011US7990145 Digitized MR signal data encoding with dynamically variable bit rate
08/02/2011US7990144 Multi-channel birdcage body coil for magnetic resonance imaging
08/02/2011US7990143 NMR machine comprising solenoid gradient coils
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