| Patents for G01V 3 - Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination or deviation (25,929) |
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| 02/15/2005 | US6856271 Signal processing for object detection system |
| 02/15/2005 | US6856135 Boring tool tracking/guiding system and method with unconstrained target location geometry |
| 02/15/2005 | US6856132 Method and apparatus for subterranean formation flow imaging |
| 02/10/2005 | WO2005012947A1 Transmitter antenna |
| 02/10/2005 | WO2005012054A1 Inspection/detection device paticularly for use under a vehicle |
| 02/10/2005 | US20050033544 Detectable components and detection apparatus for detecting such components |
| 02/10/2005 | US20050030059 Multi-frequency focusing for MWD resistivity tools |
| 02/10/2005 | US20050030038 Apparatus and methods for reducing borehole current effects |
| 02/10/2005 | US20050030037 Method and apparatus for internal calibration in induction logging instruments |
| 02/10/2005 | US20050030035 Electromagnetic wave resistivity tool |
| 02/10/2005 | US20050030033 Microfluidic device with multiple microcoil NMR detectors |
| 02/10/2005 | US20050030025 Methods and apparatuses for fast chemical shift magnetic resonance imaging |
| 02/10/2005 | US20050030021 Systems and methods for NMR logging |
| 02/10/2005 | US20050030020 Abnormal pressure determination using nuclear magnetic resonance logging |
| 02/10/2005 | US20050030019 Method for determining the resistivity index, as a function of the water saturation, of certain rocks of complex porosity |
| 02/10/2005 | CA2532387A1 Transmitter antenna |
| 02/09/2005 | EP1157364A4 Rf identification process and apparatus |
| 02/09/2005 | CN1578914A Objective oriented nmr logging method and apparatus |
| 02/09/2005 | CN1188713C Underground ferromagnetic pipeline detecting method |
| 02/09/2005 | CN1188712C Surveying and detecting using vibrative electric signal combined with earthquake wave |
| 02/09/2005 | CN1188696C Method for determining foreign-body yarn portion in checked yarn |
| 02/08/2005 | US6853937 Soil characteristics survey device and soil characteristics survey method |
| 02/08/2005 | US6853194 Electromagnetic target discriminator sensor system and method for detecting and identifying metal targets |
| 02/08/2005 | CA2274969C Apparatus for sensing vehicles |
| 02/03/2005 | WO2005010560A1 Method for removing air wave effect from offshore frequency domain controlled-source electromagnetic data |
| 02/03/2005 | US20050024060 Electromagnetic wave resistivity tool having a tilted antenna for geosteering within a desired payzone |
| 02/03/2005 | US20050024057 Methods of using measured time resolved photon emission data and simulated time resolved photon emission data for fault localization |
| 02/03/2005 | CA2533161A1 Method and apparatus for examining a substance,particularly tissue, to characterize its type |
| 02/03/2005 | CA2532115A1 Method and apparatus for mud pulse telemetry |
| 02/02/2005 | EP1502129A1 Detection of ferromagnetic objects approaching a magnet |
| 02/02/2005 | CN1575426A In situ method for determining soil liquefaction tendency and its prevention by electro-osmosis |
| 02/02/2005 | CN1575377A Forming openings in a hydrocarbon containing formation using magnetic tracking |
| 02/02/2005 | CN1575376A In situ recovery from a hydrocarbon containing formation using barriers |
| 02/02/2005 | CN1575375A In situ updating of coal |
| 02/02/2005 | CN1575374A Seismic monitoring of in situ conversion in a hydrocarbon containing formation |
| 02/02/2005 | CN1575373A In situ thermal processing of a hydrocarbon containing formation via backproducing through a heater well |
| 02/02/2005 | CN1573358A Magnetic mark detector for detecting location of buried objects utilizing magnetic mark |
| 02/02/2005 | CN1573013A Directional electromagnetic resistivity apparatus and method |
| 02/02/2005 | CN1573012A Determination of borehole geometry inside cased wells with crosswell electromagnetics |
| 02/01/2005 | US6850068 Formation resistivity measurement sensor contained onboard a drill bit (resistivity in bit) |
| 02/01/2005 | US6850060 Method and apparatus for rapid characterization of diffusion |
| 02/01/2005 | US6848317 Method and apparatus for uniformizing output signal levels of micro-electro mechanical systems (MEMS) capacitive sensors |
| 02/01/2005 | CA2276426C Method for formation evaluation while drilling |
| 02/01/2005 | CA2187964C Sliding interleaved motsa for magnetic resonance imaging |
| 01/27/2005 | WO2005008267A1 Antenna for detecting magnetic field, and gate for detecting detection tag employing the antenna |
| 01/27/2005 | WO2005008257A2 Display and analysis of multicontrast-weighted magnetic resonance images |
| 01/27/2005 | WO2005008187A2 Fluid flow properties from acoustically stimulated nmr |
| 01/27/2005 | WO2005008028A1 Electrical imaging in conductive and non-conductive mud |
| 01/27/2005 | WO2004097459B1 Seismic-electric water-table detection system and method |
| 01/27/2005 | WO2004081608A3 Apparatus for detecting the presence of electrically-conductive debris |
| 01/27/2005 | US20050017723 Evaluation of fracture geometries in rock formations |
| 01/27/2005 | US20050017722 Method and apparatus for determining the nature of subterranean reservoirs |
| 01/27/2005 | US20050017721 Airborne geophysical measurements |
| 01/27/2005 | US20050017715 Magnetic resonance fluid analysis apparatus and method |
| 01/27/2005 | US20050016290 Anti-entrapment system |
| 01/27/2005 | CA2531072A1 Fluid flow properties from acoustically stimulated nmr |
| 01/26/2005 | EP1499236A2 Method and apparatus for refinably accurate localization of devices and instruments in scattering environments |
| 01/26/2005 | CN2674467Y Pipeline positioning apparatus |
| 01/26/2005 | CN1570670A Method for determining pore structure and in-place permeability utilizing induced polarization spectrum of rock |
| 01/26/2005 | CN1186649C Equipment and method for calculating spin-spin relaxation time distribution |
| 01/25/2005 | US6847208 Tube array coil for quadrupole resonance (QR) scanning |
| 01/25/2005 | US6845936 Stable heli-borne vector platform for performing geophysical measurements |
| 01/20/2005 | WO2005006023A1 Method and apparatus for imaging earth formation |
| 01/20/2005 | WO2005006022A1 Geophysical data acquisition system |
| 01/20/2005 | WO2005004703A2 Methods and apparatuses for fast chemical shift magnetic resonance imaging |
| 01/20/2005 | WO2004092633A3 Spoolable composite coiled tubing connector |
| 01/20/2005 | US20050015205 Method and system for analyzing multi-variate data using canonical decomposition |
| 01/20/2005 | CA2531801A1 Geophysical data acquisition system |
| 01/20/2005 | CA2531457A1 Method and apparatus for imaging earth formation |
| 01/20/2005 | CA2530298A1 Methods and apparatuses for fast chemical shift magnetic resonance imaging |
| 01/19/2005 | EP1498019A1 Harvester with a metal detecting device |
| 01/19/2005 | EP1497533A1 Magnetically activated well tool |
| 01/19/2005 | EP0722290B1 Magnetic determination of position and orientation |
| 01/19/2005 | CN1566990A Method and apparatus for measuring characteristic for fluid in downhole well casing based on nuclear magnetic resonance |
| 01/19/2005 | CN1566989A Underground pipe network omnibearing visualized information management system and its establishing method |
| 01/19/2005 | CN1185508C Electromagnetic wave logging method without skin effect |
| 01/19/2005 | CN1185507C Method for determining fluid fraction in an earth formation |
| 01/18/2005 | US6844728 Preconditioning spins near a nuclear magnetic resonance region in a borehole |
| 01/18/2005 | US6844727 Method and apparatus of reducing ringing in a nuclear magnetic resonance probe |
| 01/18/2005 | US6844713 Compact stud finder |
| 01/18/2005 | US6843332 Three dimensional steerable system and method for steering bit to drill borehole |
| 01/18/2005 | CA2384833C An electromagnetic induction method and apparatus for the measurement of the electrical resistivity of geologic formations surrounding boreholes cased with a conductive liner |
| 01/13/2005 | WO2005004035A2 Method and apparatus for ground detection and removal in vision systems |
| 01/13/2005 | US20050007124 Microwave sensor |
| 01/13/2005 | US20050007118 Micromachined alkali-atom vapor cells and method of fabrication |
| 01/13/2005 | US20050007109 Fluid flow properties from acoustically stimulated NMR |
| 01/13/2005 | US20050006090 Electrical imaging in conductive and non-conductive mud |
| 01/12/2005 | EP1496372A1 Method for forming the image in millimetre and sub-millimetre wave band (variants), system for forming the image in millimetre and sub-millimeter wave band (variants), diffuser light (variants) and transceiver (variants) |
| 01/12/2005 | EP1495346A1 Method and apparatus for locating objects using parametric inversion |
| 01/12/2005 | EP1495342A2 Time domain induction method and apparatus for locating buried objects in a medium by inducing and measuring transient eddy currents |
| 01/12/2005 | EP1272862B1 Detecting errors in the determination of magnetic location or orientation |
| 01/12/2005 | CN2671238Y Multifunctional satellite network long-range monitoring system for petroleum drilling |
| 01/12/2005 | CN2670957Y Microlaterolog explosion cables |
| 01/12/2005 | CN1564950A Human body detection method in vehicle |
| 01/12/2005 | CN1564024A Width realtive processing method of super broadband ground finding radar based on time frequency analysis |
| 01/12/2005 | CN1184491C Concealed weapons detection system |
| 01/11/2005 | US6842697 Method for downhole logging |
| 01/11/2005 | US6842113 Microwave sensor |
| 01/11/2005 | US6842006 Marine electromagnetic measurement system |
| 01/11/2005 | US6841996 Nuclear magnetic resonance apparatus and methods for analyzing fluids extracted from earth formation |