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)
05/2007
05/22/2007US7221171 Enhanced subsurface membrane interface probe (MIP)
05/22/2007US7221163 Magnetic resonance system with suppression of capacitive coupling between an RF source and the subject
05/22/2007US7221162 RF transmitter arrangement for an MR system, and method for determining a setting parameter therefor
05/22/2007US7221161 Coil arrays for parallel imaging in magnetic resonance imaging
05/22/2007US7221160 MR device provided with differently optimized RF coil arrays
05/22/2007US7221159 Communication systems for use with magnetic resonance imaging systems
05/22/2007US7221158 Permeability determinations from nuclear magnetic resonance measurements
05/22/2007US7219748 Downhole signal source
05/22/2007CA2367010C Method for downhole logging
05/22/2007CA2214774C Automatic tuning apparatus and method for substance detection using nuclear quadrupole resonance and nuclear magnetic resonance
05/21/2007CA2568520A1 Method of migrating rfid transponders in situ
05/18/2007WO2007056420A2 Methods and systems for active non-intrusive inspection and verification of cargo and goods
05/18/2007WO2007056320A2 Permittivity measurements with oil-based mud imaging tool
05/18/2007WO2007055790A2 Displaced electrode amplifier
05/18/2007WO2007055788A2 Standoff compensation for imaging in oil-based muds
05/18/2007WO2007055787A2 Oil based mud imaging tool with common mode voltage compensation
05/18/2007WO2007055786A2 Ombi tool with guarded electrode current measurement
05/18/2007WO2007055784A2 Oil based mud imaging tool that measures voltage phase and amplitude
05/18/2007WO2007024349A3 Multiple tracks scanning tool
05/18/2007WO2006065678A3 Method for predicting rate of penetration using bit-specific coefficients of sliding friction and mechanical efficiency as a function of confined compressive strength
05/18/2007WO2006065503A3 Audience matching network with performance factoring and revenue allocation
05/18/2007WO2006012623A3 Imaging tissue deformation using strain encoded mri
05/18/2007WO2004055491A8 Novel method for sequence determination using nmr
05/18/2007CA2618735A1 Permittivity measurements with oil-based mud imaging tool
05/18/2007CA2611752A1 Oil based mud imaging tool with common mode voltage compensation
05/18/2007CA2588696A1 Standoff compensation for imaging in oil-based muds
05/17/2007US20070108982 Method and device for determining petrophysical parameters
05/17/2007US20070108981 Method and system for determining an electromagnetic response from an earth formation and method of drilling a borehole
05/17/2007US20070108980 Spatially reconfigurable magnetic resonance coil
05/17/2007US20070108979 Magnetic resonance imaging system with reduced cooling needs
05/17/2007US20070108978 Apparatus and method for patient movement tracking
05/17/2007US20070108977 Method and apparatus for improving the quality of kinematic mr images
05/17/2007US20070108976 B1 field control in magnetic resonance imaging
05/16/2007CN2901343Y High density AC electromagnetic measuring resistance rate, instrument
05/16/2007CN2901342Y Central high density resistance rate instrument coverage cable
05/16/2007CN1965249A Surface real-time processing of downhole data
05/16/2007CN1963563A Magnetism orientation apparatus of dynamic institution and measuring method for pipeline
05/15/2007US7218244 Common interface architecture for horizontal directional drilling machines and walk-over guidance systems
05/15/2007US7218224 Human body detection sensor
05/15/2007US7218116 Boring tool tracking/guiding system and method with unconstrained target location geometry
05/15/2007US7218115 Superconductor probe coil for NMR apparatus
05/15/2007US7218114 Shimmed magnetic resonance imaging apparatus and shimming method therefor
05/15/2007US7218113 Magnetic resonance system and operating method for RF pulse optimization
05/15/2007US7218112 Combined MR/PET system
05/15/2007US7218111 Instrument to measure the polarization of a hyperpolarized substance
05/15/2007US7218110 Method and apparatus for diffusion magnetic resonance imaging with the effects of eddy currents compensated
05/15/2007US7218109 Method and control device for operating a magnetic resonance tomography apparatus to select appropriate local coils
05/15/2007US7218108 Magnetic resonance imaging apparatus and processing method for magnetic resonance imaging collection data
05/15/2007US7218107 Adaptive image homogeneity correction for high field magnetic resonance imaging
05/15/2007US7218106 MRI with automatic contour-controlled separation between RF coil and object being imaged
05/15/2007US7218105 Nuclear quadrupole resonance measurements
05/15/2007US7218104 Squid detected NMR and MRI at ultralow fields
05/15/2007US7217069 Hand-held tool with a removable object sensor
05/15/2007CA2401940C Methods and apparatus for measuring flow velocity in a wellbore using nmr and applications using same
05/15/2007CA2191788C Method for phasing electronic labels and reading station and electronic label used in said method
05/10/2007WO2007053845A2 Method of geologic exploration for subsurface deposits
05/10/2007WO2007053251A1 Method for phase and amplitude correction in controlled source electromagnetic survey data
05/10/2007WO2007053025A1 A method for hydrocarbon reservoir mapping and apparatus for use when performing the method
05/10/2007WO2007051915A2 Device for carrying out magnetic imagery of the part of the subsoil bordering the wall of an oil well
05/10/2007WO2007051721A1 Measuring device and method for locating objects enclosed in a medium, using high-frequency electromagnetic signals
05/10/2007WO2007051251A1 Potential field analysis system
05/10/2007US20070104030 Measurement while drilling bi-directional pulser operating in a near laminar annular flow channel
05/10/2007US20070103333 Method for determining fill level on the basis of travel time of a high-frequency measuring signal
05/10/2007US20070103162 Oil Based Mud Imaging Tool With Common Mode Voltage Compensation
05/10/2007US20070103161 Standoff Compensation For Imaging In Oil-Based MUDs
05/10/2007US20070103160 Cross-Component Alignment Measurement and Calibration
05/10/2007US20070103159 Method for compensating dielectric attenuation in downhole galvanic measurements
05/10/2007US20070103158 Flux Plane Locating in an Underground Drilling System
05/10/2007US20070103157 Method and control device for determination of the position of a local coil in a magnetic resonance apparatus
05/10/2007US20070103156 Mr imaging with sensitivity encoding in the readout direction
05/10/2007US20070103155 Method and apparatus for magnetic resonance imaging using directional selective K-space acquisition
05/10/2007US20070103154 Method for localized excitation for accurate center frequency measurements with MRI
05/10/2007US20070103153 Volume coil for a magnetic resonance tomography apparatus
05/10/2007DE202007003079U1 Eigenpotentialsonde zur schnellen Messung der elelktrischen Potentialverteilung und der Langzeitmessung des erdelektrischen Feldes Self-potential probe for the rapid measurement of the elelktrischen potential distribution and the long-term measurement of the field erdelektrischen
05/10/2007CA2628111A1 A method for hydrocarbon reservoir mapping and apparatus for use when performing the method
05/09/2007EP1783517A1 Multi-dimensional imaging method and apparatus
05/09/2007EP1782101A2 Multi-mode landmine detector
05/09/2007EP1782100A1 Method and apparatus for metal detection employing digital signal processing
05/09/2007EP1782097A1 Combination tool for aligning, measuring distances and sensing objects under a surface
05/09/2007EP1485673A4 Methods and apparatus for sensing angular position of a rotatable shaft
05/09/2007CN2898301Y Microspherical polar plate combined with compensated-density slide board
05/09/2007CN1961222A Metal detection device
05/09/2007CN1961221A Method for using a Kalman filter approach to process electromagnetic data
05/09/2007CN1959438A Tool, or locking element or analogue capable of sending out natural signal
05/09/2007CN1959433A Method for tracking moving target, and tracking system
05/08/2007US7215190 Magnetic resonance imaging method involving sub-sampling
05/08/2007US7215125 Method for measuring a formation parameter while inserting a casing into a wellbore
05/08/2007US7215124 Method and apparatus for improving the quality of kinematic MR images
05/08/2007US7215123 Method, system storage medium and software arrangement for homogenizing a magnetic field in a magnetic resonance imaging system
05/08/2007US7215122 Phantom for production of controllable fMRI signal
05/08/2007US7215121 Balun arrangement and installation method thereof for a magnetic resonance apparatus
05/08/2007US7215120 Cavity resonator for MR systems
05/08/2007US7215119 Method and MR apparatus for dynamic frequency detection in MR spectroscopy
05/08/2007CA2318390C Electromagnetic logging tool with reflector for directional sensing
05/08/2007CA2280148C Magnetostrictive element having optimized bias-field-dependent resonant frequency characteristic
05/08/2007CA2199120C Time-of-flight radio location system
05/04/2007CA2563146A1 Multi-dimensional imaging method and apparatus
05/03/2007WO2007050329A2 Apparatus and method for guiding energy in a subsurface electromagnetic measuring system
05/03/2007WO2007048648A1 Device for recognising metallic foreign components
05/03/2007WO2007048515A1 Apparatus and method for finding an appliance