Patents
Sitemap › G01 - Measuring; Testing › G01V - Geophysics; Gravitational measurements; Detecting masses or objects; Tags › G01V 3 - Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination or deviation
Patents for G01V 3 - Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination or deviation (25,929)
12/2012
12/05/2012CN202583478U Person existence identification device on grass field
12/05/2012CN102809763A Un-grounded induced-polarization measuring method and un-grounded induced-polarization instrument
12/05/2012CN102808628A Construction method of passage of large-section tunnel by water diversion fault
12/05/2012CN102087368B Method for measuring wave speed with reflection method with approximate source-geophone distance
12/04/2012US8326540 Method and apparatus for fluid migration profiling
12/04/2012US8324901 Upconverter
12/04/2012US8324900 Magnetic resonance integrated-circuit low-noise amplifier
12/04/2012US8324899 MR coil with fiber optical connection
12/04/2012US8324898 Tailored radiofrequency pulses for uniform saturation in magnetic resonance imaging
12/04/2012US8324897 Digital NMR signal processing systems and methods
12/04/2012US8324896 Preallocatable transmission data memory element of an MR transmission unit in array applications
12/04/2012US8324895 MWD/LWD NMR imaging with long echo trains
12/04/2012CA2555942C System and method for towing subsea vertical antenna
12/04/2012CA2548926C Method of data acquisition during survey of buried linear conductors
11/2012
11/29/2012WO2012162625A2 Method for physical modeling of reservoirs
11/29/2012WO2012162508A2 Method and apparatus for object/material detection
11/29/2012WO2012162208A2 Systems and methods for optimizing low frequency output from airgun source arrays
11/29/2012WO2012161645A1 Ground penetrating radar system comprising a magnetoresistive sensor
11/29/2012WO2012160578A1 Device for detecting the vibration characteristics of buried objects using acoustic techniques
11/29/2012WO2012159546A1 Tunnel water inrush advance prediction device using nuclear magnetic resonance difference and method
11/29/2012US20120299743 Electric Field Communication for Short Range Data Transmission in a Borehole
11/29/2012US20120299596 Method and Apparatus for Measuring Borehole Mud Resistivity
11/29/2012US20120299595 High resolution resistivity earth imager
11/29/2012US20120298243 Method and apparatus for determining position in a pipe
11/29/2012DE102011050669A1 Method for selecting batch of e.g. magmatic rock for manufacturing building raw materials utilized for railroad line construction, involves assigning characteristic of natural stone to corresponding category to select batch of stone
11/28/2012EP2527876A1 Automatic anisotropy, azimuth and dip determination from upscaled image log data
11/28/2012EP2527835A2 Method and Apparatus for Measuring Borehole Mud Resistivity
11/28/2012EP2526435A1 Radio frequency energy deposition analysis
11/28/2012CN202563826U Seat display instrument for library
11/28/2012CN102803997A Millimeter wave imaging device and program
11/28/2012CN102798898A Non-linear conjugate gradient three-dimensional inversion method of magnetotelluric field
11/28/2012CN102798897A Pit-well ground magneto-telluric field nonlinear conjugate gradient two-dimensional inversion method
11/28/2012CN102798896A Synthesis processing method of logging signal of array induction logging instrument and system thereof
11/28/2012CN102798895A Zigbee-based wireless borehole pseudorandom monitor device and method
11/28/2012CN102180341B Scraper state detection device of scraper conveyor
11/28/2012CN101937097B Cabinet body provided with gamma detector and neutron detector and radioactive substance detection system
11/28/2012CN101840002B Detection device and method for suspect metal object in shoe based on electromagnetic sensor
11/28/2012CN101680964B An antenna of an electromagnetic probe for investigating geological formations
11/28/2012CN101652679B Localization system for an earth moving machine
11/28/2012CN101634719B Inverter for outputting cascade high voltage
11/28/2012CN101535843B Metal object detecting apparatus
11/27/2012US8321131 Radial density information from a Betatron density sonde
11/27/2012US8319656 Method, system, and apparatus of downhole time interlaced communications
11/27/2012US8319588 Hollow cylindrical thermal shield for a tubular cryogenically cooled superconducting magnet
11/27/2012US8319498 Microresistivity imaging at multiple depths of investigation
11/27/2012US8319497 Marine sensor streamer having pressure activated stiffness enhancement
11/27/2012US8319496 Magnetic resonance method and apparatus for reducing RF heating in the patient
11/27/2012US8319495 Multi-port RF systems and methods for MRI
11/27/2012CA2621895C Systems and methods for managing information relating to medical fluids and containers therefor
11/22/2012WO2012158666A1 Apparatus and method for multi-component wellbore electric field measurements using capacitive sensors
11/22/2012WO2012094162A3 Three dimensional metamaterials from conformal polymer coating layers
11/22/2012US20120293180 Apparatus for measuring permittivity of rocks and fault clays using permittivity sensor
11/22/2012US20120293179 Apparatus and Method for Multi-Component Wellbore Electric Field Measurements Using Capacitive Sensors
11/22/2012US20120293178 Automatic anisotropy, azimuth and dip determination from upscaled image log data
11/22/2012US20120293177 Receiver coil assembly with air and ferromagnetic cored sensors for geophysical surveying
11/22/2012CA2834079A1 Apparatus and method for multi-component wellbore electric field measurements using capacitive sensors
11/21/2012EP2524248A1 Stabilization system for sensors on moving platforms
11/21/2012CN202549163U Device for detecting collision of electronic barrels in hoisting machinery practice test
11/21/2012CN202548339U Nut detection jig structure
11/21/2012CN202537199U Wireless detection ingredient bag and beverage preparation device
11/21/2012CN102792190A Stabilization system for sensors on moving platforms
11/21/2012CN102792189A A method of utilization of high dielectric constant (HDC) materials for reducing SAR and enhancing SNR in MRI
11/21/2012CN102789002A Method and apparatus for locating gas hydrate
11/21/2012CN102788998A Measuring device for physical model experiment of total-space transient electromagnetic method
11/21/2012CN102788997A Magnetic proximity sensor
11/21/2012CN102788996A Resistance-type winter bamboo shoot detector and detection method
11/21/2012CN101669044B Applications of wideband em measurements for determining reservoir formation properties
11/20/2012US8315804 Method of and apparatus for analyzing data from an electromagnetic survey
11/20/2012US8314618 Magnetic resonance method for quantification of transverse relaxation times
11/20/2012US8314617 Method for at least partly determining and/or adapting an attenuation map used for correcting attenuation of positron emission tomography image data sets in a combined magnetic resonance-positron emission tomography device
11/20/2012US8314616 Magnetic resonance method and apparatus for determining the magnetization transfer constant in spin echo imaging sequences
11/20/2012US8314615 Apparatus and method to improve magnet stability in an MRI system
11/20/2012US8314614 PROPELLER MRI with phase correction
11/20/2012US8314613 Electrochemical biosensor measuring system
11/19/2012DE202012008162U1 Vorrichtung zur berührungslosen Detektion von Fahrzeugen Device for the contactless detection of vehicles
11/15/2012WO2012155118A1 Portable photonic sensor system as an early detection tool for ovarian cancer
11/15/2012WO2012155001A2 Buried object locator apparatus and systems
11/15/2012WO2012154146A1 Spot indicating metal detector apparatus
11/15/2012WO2012154142A1 System for remotely prospecting mineral resource deposits
11/15/2012WO2012152916A2 System and method for generating fluid compensated downhole parameters
11/15/2012WO2012152724A2 Systems and methods for investigating a formation surrounding a borehole
11/15/2012WO2012151695A1 Geophysical survey transported system of impulsive electromagnetic type, system fabrication process and corresponding detection methods
11/15/2012WO2012113010A8 A metal detector
11/15/2012WO2012096953A3 Electrical imager operating in oil-based mud and low resistive formation
11/15/2012WO2012066467A3 Sensor for determining downhole parameters and methods for using same
11/15/2012WO2011139323A3 Method and system for sliding door pattern cancellation in metal detection
11/15/2012US20120290210 Systems and methods for investigating a formation surrounding a borehole
11/15/2012US20120290207 Boring technique using locate point measurements for boring tool depth prediction
11/15/2012US20120290206 System and method for real-time quality control for downhole logging devices
11/15/2012US20120286967 Downhole Data Transmission System
11/15/2012US20120286790 Determining Formation Parameters Using Electromagnetic Coupling Components
11/15/2012US20120286789 Tracking the positional relationship between a boring tool and one or more buried lines using a composite magnetic signal
11/15/2012DE102012014303A1 Detecting device for use in traffic control system to perform contactless detection of e.g. lorry in e.g. car park, has magnetometers for measuring geomagnetic field, and electronic evaluation modules connected with switching circuit
11/15/2012DE102011075622A1 Sensor sowie Verfahren zur Detektion einer Anzahl von Objekten Sensor and method for detecting a number of objects
11/14/2012EP2521928A1 Surface communication device and method for downhole tool
11/14/2012CN202533593U Full-digitalization signal processing system of metal vortex effect phase detection
11/14/2012CN202533592U Picture receiver space-entering detection device and sickbed and X-ray machine
11/14/2012CN102782525A Electromagnetic proximity detection method and unit
11/14/2012CN102782250A Magnetic ranging system for controlling a drilling process
11/14/2012CN102780492A User-defined encoding method of transmission waveform of high-density electric instrument
1 ... 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 ... 260