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Class Information
Number: 367/31
Name: Communications, electrical: acoustic wave systems and devices > Seismic prospecting > Well logging > Amplitude measurement > Of noncompressional acoustic wave energy
Description: Subject matter wherein the energy of propagating stresses other than compressional stresses is measured.










Patents under this class:
1 2 3 4

Patent Number Title Of Patent Date Issued
8576661 Device and method for imaging of non-linear and linear properties of formations surrounding a borehole Nov. 5, 2013
8571799 Method for cost effective sampling and characterization of heterogeneous unconventional hydrocarbon regions Oct. 29, 2013
8553495 Device and method for imaging of non-linear and linear properties of formations surrounding a borehole Oct. 8, 2013
8547789 Method for gas zone detection using sonic wave attributes Oct. 1, 2013
8509028 Separation and noise removal for multiple vibratory source seismic data Aug. 13, 2013
8462584 Sonic borehole caliper and related methods Jun. 11, 2013
8379483 Method and apparatus for determining radial shear velocity variation from dipole acoustic logging Feb. 19, 2013
8352192 Method for performing constrained polarization filtering Jan. 8, 2013
8289808 System and method to estimate compressional to shear velocity (VP/VS) ratio in a region remote from a borehole Oct. 16, 2012
8248886 Separation and noise removal for multiple vibratory source seismic data Aug. 21, 2012
8219319 Workflow for petrophysical and geophysical formation evaluation of wireline and LWD log data Jul. 10, 2012
8125848 Acoustic logging-while-drilling tools having a hexapole source configuration and associated logging methods Feb. 28, 2012
8117014 Methods to estimate subsurface deviatoric stress characteristics from borehole sonic log anisotropy directions and image log failure directions Feb. 14, 2012
8072840 Fracture clusters identification Dec. 6, 2011
8009509 Automated mud slowness estimation Aug. 30, 2011
7830744 Method for determining reservoir permeability form borehole Stoneley-wave attenuation using Biot's poroelastic theory Nov. 9, 2010
7830745 Identifying the Q-factor using microseismic event generated S-coda waves Nov. 9, 2010
7813219 Electro-magnetic acoustic measurements combined with acoustic wave analysis Oct. 12, 2010
7796468 Prediction of shallow drilling hazards using seismic refraction data Sep. 14, 2010
7784538 Using an acoustic ping and sonic velocity to control an artificial lift device Aug. 31, 2010
7782709 Multi-physics inversion processing to predict pore pressure ahead of the drill bit Aug. 24, 2010
7777606 Fracture cluster mapping Aug. 17, 2010
7773454 Method and apparatus for cement evaluation using multiple acoustic wave types Aug. 10, 2010
7769572 Method of imaging subsurface formations using a virtual source array Aug. 3, 2010
7764572 Methods and systems for acoustic waveform processing Jul. 27, 2010
7755972 Borehole apparatus and methods for simultaneous multimode excitation and reception to determine elastic wave velocities, elastic modulii, degree of anisotropy and elastic symmetry configuratio Jul. 13, 2010
7751980 Method and apparatus for evaluating elastic mechanical properties of a transversely isotropic formation Jul. 6, 2010
7746725 Fracture clusters identification Jun. 29, 2010
7672193 Methods and systems for processing acoustic waveform data Mar. 2, 2010
7668043 Methods and systems for sonic log processing Feb. 23, 2010
7663969 Use of Lamb waves in cement bond logging Feb. 16, 2010
7660196 Methods for processing dispersive acoustic waveforms Feb. 9, 2010
7660198 Passive seismic event detection Feb. 9, 2010
7656747 Ultrasonic imaging in wells or tubulars Feb. 2, 2010
7652950 Radial profiling of formation mobility using horizontal and vertical shear slowness profiles Jan. 26, 2010
7646674 Borehole apparatus and methods for simultaneous multimode excitation and reception to determine elastic wave velocities, elastic modulii, degree of anisotropy and elastic symmetry configuratio Jan. 12, 2010
7602669 Tube-wave seismic imaging Oct. 13, 2009
7558153 Radial profiling of slowness: methods and apparatus for near-wellbore alteration estimation Jul. 7, 2009
7529152 Use of an effective tool model in sonic logging data processing May. 5, 2009
7529151 Tube-wave seismic imaging May. 5, 2009
7529150 Borehole apparatus and methods for simultaneous multimode excitation and reception to determine elastic wave velocities, elastic modulii, degree of anisotropy and elastic symmetry configuratio May. 5, 2009
7525872 Method and apparatus for cement bond evaluation using transversely polarized shear waves Apr. 28, 2009
7518949 Shear wave velocity determination using evanescent shear wave arrivals Apr. 14, 2009
7492664 Method for processing acoustic reflections in array data to image near-borehole geological structure Feb. 17, 2009
7471591 Method and apparatus for azimuthal logging of shear waves in boreholes using optionally rotatable transmitter and receiver assemblies Dec. 30, 2008
7463550 Stoneley radial profiling of formation shear slowness Dec. 9, 2008
7099810 Acoustic logging tool having quadrupole source Aug. 29, 2006
7095676 Assessing a solids deposit in an oilfield pipe Aug. 22, 2006
7042802 Determination of stress characteristics of earth formations May. 9, 2006
7020045 Block and module for seismic sources and sensors Mar. 28, 2006

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