| 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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| 05/05/2005 | US20050094346 Method for detecting an object of conducting material and corresponding sensor |
| 05/05/2005 | US20050093548 Underground exploration apparatus, system and method |
| 05/05/2005 | US20050093547 Method and apparatus for minimizing direct coupling for downhole logging devices |
| 05/05/2005 | US20050093546 System and method for locating an anomaly |
| 05/05/2005 | US20050092487 System and method for locating an anomaly ahead of a drill bit |
| 05/05/2005 | US20050092483 In situ thermal processing of a hydrocarbon containing formation using a natural distributed combustor |
| 05/04/2005 | EP1528413A2 A method for the generation and application of anisotropic elastic parameters |
| 05/04/2005 | EP1527361A1 Scanner for nuclear quadrupole resonance measurements and method therefor |
| 05/04/2005 | EP1527360A1 Near-field antenna array with signal processing |
| 05/04/2005 | CN1611965A Apparatus and methods for J-edit nuclear magnetic resonance measurement |
| 05/04/2005 | CN1611744A Apparatus and methods for determining isotropic and anisotropic formation resistivity in the presence of invasion |
| 05/04/2005 | CN1200273C Measuring method for degree of saturation containing oil |
| 05/03/2005 | US6888353 Magnetic anomaly homing system and method using magnetic total field scalars |
| 05/03/2005 | US6888351 Interface for coupling an array of coils to a magnetic resonance imaging system |
| 05/03/2005 | US6886644 Apparatus and method for horizontal drilling |
| 04/28/2005 | WO2005038483A1 Proximity sensor |
| 04/28/2005 | WO2004085990B1 Obtaining multi-dimensional nuclear spin proton density distributions |
| 04/28/2005 | WO2004081335A3 A motor pulse controller |
| 04/28/2005 | WO2004061419A3 Systems and methods for estimating properties of a sample |
| 04/28/2005 | US20050090986 Method and device for the generation and application of anisotropic elastic parameters |
| 04/28/2005 | US20050088181 Apparatus and methods for determining isotropic and anisotropic formation resistivity in the presence of invasion |
| 04/28/2005 | US20050088176 Correction of motion influences in NMR signals |
| 04/28/2005 | US20050088165 Radio-wave propagation characteristic forecasting system and its method, and program |
| 04/27/2005 | EP1526391A1 In-vehicle human body detecting method |
| 04/27/2005 | EP1525490A1 Low esr switch for nuclear resonance measurements |
| 04/27/2005 | EP1328832A4 Method for determination of apparent resistivities of anisotropic reservoirs |
| 04/27/2005 | CN1199056C Buried object management system |
| 04/26/2005 | US6885947 Method for joint interpretation of multi-array induction and multi-component induction measurements with joint dip angle estimation |
| 04/26/2005 | US6885943 Simultaneous resolution enhancement and dip correction of resistivity logs through nonlinear iterative deconvolution |
| 04/26/2005 | US6885941 Method for predicting properties of a sedimentary deposit from a thickness contour of the deposit |
| 04/26/2005 | US6883702 Method and apparatus for NMR measurement of wettability |
| 04/26/2005 | CA2256771C Electrical logging of a laminated earth formation |
| 04/21/2005 | WO2005036338A2 System and methods for upscaling petrophysical data |
| 04/21/2005 | WO2005036208A2 System and methods for t1-based logging |
| 04/21/2005 | WO2005036207A2 Security scanners with capacitance and magnetic sensor arrays |
| 04/21/2005 | WO2005036096A2 Measuring vector components of an electric field |
| 04/21/2005 | WO2005008257A3 Display and analysis of multicontrast-weighted magnetic resonance images |
| 04/21/2005 | US20050083161 Induction measurements with reduced borehole effects |
| 04/21/2005 | US20050083064 [semi-conductive shell for sources and sensors] |
| 04/21/2005 | US20050083063 Electromagnetic method for determining dip angles independent of mud type and borehole environment |
| 04/21/2005 | US20050083061 Methods and systems for estimating formation resistivity that are less sensitive to skin effects, shoulder-bed effects and formation dips |
| 04/21/2005 | US20050083060 Boring tool tracking/guiding system and method with unconstrained target location geometry |
| 04/21/2005 | US20050083049 Conveyor with a metal detecting device |
| 04/21/2005 | DE202005001360U1 Metal detector has headphones with an ear insert that is held in a mounting so that it can rotate to match the direction of pulling of the detector connection cable |
| 04/21/2005 | CA2852097A1 System and methods for t1-based logging |
| 04/21/2005 | CA2828175A1 System and methods for t1-based logging |
| 04/21/2005 | CA2540791A1 System and methods for t1-based logging |
| 04/20/2005 | EP1523876A1 Conveyor with a metal detecting device |
| 04/20/2005 | EP1523689A1 Well logging tool and method for determining resistivity |
| 04/20/2005 | EP1206759A4 Magnetic sensor |
| 04/20/2005 | CN1608167A In situ thermal processing of a hydrocarbon containing formation using a natural distributed combustor |
| 04/19/2005 | US6882283 Cable plow installation monitor method and apparatus |
| 04/19/2005 | US6882162 System for the wireless transmission of information and/or energy between a removable vehicle seat and the vehicle body |
| 04/19/2005 | US6882154 Tracking the positional relationship between a boring tool and one or more buried lines using a composite magnetic signal |
| 04/19/2005 | US6882147 NMR detection of small amount of fast transversal relaxation component in mixtures |
| 04/19/2005 | CA2447877C Active signal conditioning circuitry for well logging and monitoring while drilling nuclear magnetic resonance spectrometers |
| 04/14/2005 | WO2005034141A2 Parallel transceiver for nuclear magnetic resonance system |
| 04/14/2005 | WO2005034059A1 A security device |
| 04/14/2005 | WO2005033743A1 Frequency dithering to avoid excitation pulse ringing |
| 04/14/2005 | US20050078303 Studfinder and laser line layout tool |
| 04/14/2005 | US20050078028 System and methods for obtaining ground conductivity information using GPR data |
| 04/14/2005 | US20050078011 Identically programmed intelligent electrodes for use in geoelectrical surveys |
| 04/14/2005 | US20050077902 Electromagnetic surveying for hydrocarbon reservoirs |
| 04/14/2005 | DE102004031841A1 Antennenstruktur für Bohrlochmessvorrichtung und Bohrlochmessvorrichtung An antenna structure for downhole measurement device and logging device |
| 04/14/2005 | CA2539821A1 Parallel transceiver for nuclear magnetic resonance system |
| 04/13/2005 | EP1224490A4 Multi-resolution graph-based clustering |
| 04/12/2005 | US6879165 Detector having remote dialogue facilities |
| 04/12/2005 | US6879161 Method and apparatus for distinguishing metal objects employing multiple frequency interrogation |
| 04/12/2005 | US6879154 Method for determining the resistivity index, as a function of the water saturation, of certain rocks of complex porosity |
| 04/12/2005 | CA2140951C Single switching method of eliminating the effect of electromagnetic coupling between a pair of receivers |
| 04/10/2005 | CA2484298A1 Studfinder and laser line layout tool |
| 04/09/2005 | CA2480815A1 Identically programmed intelligent electrodes for use in geolectrical surveys |
| 04/07/2005 | WO2005031913A2 Antenna system |
| 04/07/2005 | US20050073322 Sensor system for measurement of one or more vector components of an electric field |
| 04/07/2005 | US20050073313 Position and orientation locator/monitor |
| 04/07/2005 | US20050073310 Method and apparatus for obtaining spatial information and measuring the dielectric constant of an object |
| 04/07/2005 | US20050073307 Detector of non-authorized materials in a zone having protected access |
| 04/07/2005 | US20050073302 Integrated sensor system for measuring electric and/or magnetic field vector components |
| 04/07/2005 | US20050072011 Device for detecting magnetic azimuth |
| 04/07/2005 | DE10342045A1 Vorrichtung zur Umfelderkennung A device for detecting surroundings |
| 04/06/2005 | EP1521101A1 Detector of unallowed objects in a zone with protected access |
| 04/06/2005 | CN1605083A Soil and topography surveying |
| 04/06/2005 | CN1603861A Ground magnetic prospecting observation method adopting cutting control line |
| 04/06/2005 | CN1195997C Method for evaluating rock stratum structure using nuclear magnetic resonance and other well-logging data |
| 04/06/2005 | CN1195996C Water saturation and sand fraction determination from borehole resistivity imaging tool, transverse induction logging and tensorial water saturation model |
| 04/06/2005 | CN1195995C Airborne electromagnetic system |
| 04/06/2005 | CN1195994C Method for eliminating oscillation in nuclear magnetic resonance measuring period |
| 04/06/2005 | CA2483462A1 Method of determining irregularities in ground formations |
| 04/05/2005 | US6876959 Method and apparatus for hydraulic fractioning analysis and design |
| 04/05/2005 | US6876878 Medical broad band electromagnetic holographic imaging |
| 04/05/2005 | US6876202 System, method and computer product geological surveying utilizing natural electromagnetic fields |
| 04/05/2005 | CA2383879C Interferometric processing method to identify bed boundaries |
| 04/05/2005 | CA2258410C Radial sounding electrical well logging instrument |
| 04/05/2005 | CA2202114C Method for nmr diffusion measurement |
| 04/02/2005 | CA2483713A1 A detector of non-authorized materials in a zone having protected access |
| 03/31/2005 | WO2005029133A1 Method and system for detection of objects |
| 03/31/2005 | WO2005029132A1 Method and apparatus for metal target proximity detection at long distances |
| 03/31/2005 | US20050069391 Hand-held tool with a removable object sensor |
| 03/31/2005 | US20050068042 Electronic non-contacting linear position measuring system |
| 03/31/2005 | US20050068036 Apparatus and method for wireline imaging in nonconductive muds |