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)
03/2006
03/22/2006EP1635707A2 Explosives detection system using computed tomography (ct) and quadrupole resonance (qr) sensors
03/22/2006CN1749781A Integrated borehole system for reservoir detection and monitoring
03/22/2006CN1749779A Probe needle device
03/22/2006CN1246706C Method and apparatus for determining nature of subterranean reservoirs
03/21/2006US7015697 Multi-frequency boring tool locating system and method
03/21/2006US7015696 Magnetic resonance imaging apparatus and magnetic resonance imaging method
03/21/2006US7015695 Shielded TEM surface array for parallel imaging
03/21/2006US7015694 NMR apparatus and method for stochastic pulsing of earth formations
03/21/2006US7015693 NMR measuring system for weight and humidity of powders
03/21/2006US7015692 Apparatus for active cooling of an MRI patient bore in cylindrical MRI systems
03/21/2006US7013745 Unattended ground sensor assembly
03/21/2006CA2439619C An inhomogeneous background based focusing method for multi-array induction measurements in a deviated well
03/21/2006CA2386988C Virtual steering of induction tool attenuation and phase difference measurements
03/21/2006CA2154378C Method and apparatus for interrogating a borehole
03/16/2006WO2006028701A2 Data fusion receiver
03/16/2006WO2006028678A1 Multi frequency focusing for mwd resistivity tools
03/16/2006US20060058694 Electrodynamic sensors and applications thereof
03/16/2006US20060055584 Sensor fusion for model-based detection in pipe and cable locator systems
03/16/2006US20060055555 Communication apparatus
03/16/2006US20060055418 Systems and methods for resistivity measurement
03/16/2006US20060055411 System and method for locating an anomaly
03/16/2006US20060055410 Transmitter loops in series for geophysical surveys
03/16/2006US20060055409 Circuit arrangement for transferring signals from local MR coils to evaluation units
03/16/2006US20060055408 Balun arrangement and an installation method thereof for a magnetic resonance apparatus
03/16/2006US20060055407 Nuclear magnetic resonance system
03/16/2006US20060055406 Systems, methods and apparatus for specialized magnetic resonance imaging with dual-access conical bore
03/16/2006US20060055405 Method and apparatus for enhanced multiple coil imaging
03/16/2006US20060055404 Imaging nmr method and nmr device
03/16/2006US20060055403 Method for determining characteristics of earth formations
03/16/2006US20060054803 Logging tool with a parasitic radiation shield and method of logging with such a tool
03/16/2006CA2582576A1 Data-fusion receiver
03/16/2006CA2578985A1 Multi frequency focusing for mwd resistivity tools
03/16/2006CA2519740A1 Methods for visualizing distances between wellbore and formation boundaries
03/15/2006EP1247120B1 Apparatus and method for detecting contamination of an object by a metal
03/15/2006EP1153320B1 Focused formation fluid sampling probe
03/15/2006CN1245640C Downhole NMR tool having a programmable pulse sequencer
03/15/2006CN1245639C Integrated borehole system for reservoir detection and monitoring
03/15/2006CN1245638C Methods and system for plant performance analysis
03/14/2006US7012545 Annulus pressure operated well monitoring
03/14/2006US7012432 Induction logging antenna
03/14/2006US7012431 Radio-frequency antenna for a magnetic resonance system
03/14/2006US7012430 Transmit/receive phased array coil system
03/14/2006US7012429 Magnetic resonance imaging system using coils having distributed transmission line elements with outer and inner conductors
03/14/2006US7012428 Method and apparatus of reducing artifacts in phase-cycled steady-state free precession imaging
03/14/2006US7012427 Methods and devices for analysis of sealed containers
03/14/2006US7012426 High-resolution high-speed NMR well logging device
03/14/2006US7012424 Magnetic material detecting apparatus
03/14/2006CA2419813C Apparatus and method for synchronized formation measurement
03/14/2006CA2412453C Nuclear magnetic resonance imaging using phase encoding
03/14/2006CA2318562C Conductive medium for openhole logging and logging while drilling
03/14/2006CA2286435C Method and system for transmitting information by electromagnetic wave
03/14/2006CA2273970C Method for forming a radio frequency responsive target and apparatus for verifying the authenticity of same
03/09/2006WO2006026770A2 Integrated ewp-stm spin resonance microscope
03/09/2006WO2004097456A3 Systems and methods for a portable walk-through metal detector
03/09/2006US20060052936 Tubing expansion
03/09/2006US20060049960 Battery conservation for downhole telemetry
03/09/2006US20060049959 Digital control system for lcd backlights
03/09/2006US20060049829 Magnetic resonance imaging device
03/09/2006DE10352351B4 Influencing unit e.g. piston, positioning determining process for measuring linear motion of influencing unit, involves measuring impedance of coil/tuned circuit with which position of influencing unit can be determined
03/09/2006DE102004038906A1 Movable object detecting method for control device, involves identifying object with superimposed tag by identification device before entering into control area, and transferring object information from tag to evaluating unit
03/09/2006CA2578081A1 System for gaming chip identification and counting
03/08/2006EP1632793A2 Magnetic object detection device
03/08/2006EP1632177A1 Magnetic resonance imaging device and method for judging presence/absence of resonance in the magnetic resonance imaging device
03/08/2006EP1631845A1 Electromagnetic surveying for hydrocarbon reservoirs
03/08/2006EP1631843A1 Object detection system and method of detecting object
03/08/2006CN2763817Y Magnetic signal detector
03/08/2006CN2763816Y Passive signal generator
03/08/2006CN1743872A Multi-parameter dimension-reducing oil-gas-water-layer identifying method
03/08/2006CN1244823C Analysis method for rock induced polarization spectrum for solving permeability
03/08/2006CN1244822C Method for determining pore structure and in-place permeability utilizing induced polarization spectrum of rock
03/08/2006CA2518379A1 Package insert with integrated radio frequency transponder
03/07/2006US7010429 Induction logging system and method featuring multi-frequency skin effect correction
03/07/2006US7009399 Omnidirectional sonde and line locator
03/07/2006US7009398 Portable magnetic resonance surface coil unit with an access opening for manual gripping
03/07/2006US7009397 Magnetic resonance apparatus with a gradient coil system structured for reduced noise emission
03/07/2006US7009396 Method and system for extended volume imaging using MRI with parallel reception
03/07/2006US7009395 Method for MRI with steady-state free precession pulse sequences
03/07/2006US7009394 Method for estimating the number of nuclei of a preselected isotope in a molecular species from and NMR spectrum
03/07/2006US7009393 Nuclear magnetic resonance method of detecting and monitoring the flocculation kinetics of heavy fractions of a complex fluid
03/02/2006WO2006022922A1 Method for locating an anomaly ahead of a drill bit
03/02/2006WO2006021799A1 Reducing scattering related features in terhertz time domain spectroscopy by averaging the impulse waveform over a plurality of sample points
03/02/2006WO2005111664A3 Use of micro-resistivity apparatus to obtain shallow rxo and deep azimuthal formation resistivity
03/02/2006US20060044156 Well site communication system
03/02/2006US20060044155 Data transmission device
03/02/2006US20060043973 Co-located antennas
03/02/2006US20060043972 Subterranean magnetic field protective shield
03/02/2006US20060043971 Measuring method of spatially resolved frequency selective images
03/02/2006US20060043970 Method and apparatus of background suppression in mr imaging using spin locking
03/02/2006DE202005017962U1 Electrical hand tool, for drilling wall has metallic projection e.g. drill, pointing towards wall, which serves as antenna for detecting electromagnetic alternating signals transmitted by alternating field of conductor in wall
03/02/2006CA2578652A1 Method for imaging subterranean formations
03/02/2006CA2576991A1 Correction of nmr artifacts due to constant-velocity axial motion and spin-lattice relaxation
03/02/2006CA2574202A1 Method for locating an anomaly ahead of a drill bit
03/01/2006CN1740821A Multi-parameter collecting system and long-distance monitoring system utilizing the same system
03/01/2006CN1740820A Emission scanning phased array ground detecting radar
02/2006
02/28/2006US7006009 Servicing system for wells
02/28/2006US7005854 Synthetic aperture MRI
02/28/2006US7005853 Prior-information-enhanced dynamic magnetic resonance imaging
02/28/2006US7005850 Magnetic sensor system and method for installing magnetic sensors
02/23/2006WO2006020214A2 Method and apparatus for measuring formation conductivities from within cased wellbores
02/23/2006US20060041795 Data-fusion receiver