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Class Information
Number: 367/25
Name: Communications, electrical: acoustic wave systems and devices > Seismic prospecting > Well logging
Description: Subject matter wherein the deflected acoustic waves are detected by means which travels through a passageway in the earth.
Sub-classes under this class:
Patents under this class:
Patent Number |
Title Of Patent |
Date Issued |
8711655 |
Single well reservoir characterization apparatus and methods |
Apr. 29, 2014 |
8687460 |
Methods and apparatus of source control for synchronized firing of air gun arrays with receivers in a well bore in borehole seismic |
Apr. 1, 2014 |
8688382 |
Detection of downhole vibrations using surface data from drilling rigs |
Apr. 1, 2014 |
8681582 |
Method for sonic indication of formation porosity and lithology |
Mar. 25, 2014 |
8646519 |
Low-profile suspension of logging sensor and method |
Feb. 11, 2014 |
8605542 |
Detection of seismic signals using fiber optic distributed sensors |
Dec. 10, 2013 |
8600717 |
Production optimization for oilfields using a mixed-integer nonlinear programming model |
Dec. 3, 2013 |
8600716 |
Method for updating a model of the earth using microseismic measurements |
Dec. 3, 2013 |
8589079 |
Method and system for passive electroseismic surveying |
Nov. 19, 2013 |
8566036 |
Method and system for passive electroseismic surveying |
Oct. 22, 2013 |
8566037 |
Method and system for passive electroseismic surveying |
Oct. 22, 2013 |
8559272 |
Acoustic logging while drilling tool having raised transducers |
Oct. 15, 2013 |
8553493 |
Method for permeable zone detection |
Oct. 8, 2013 |
8553492 |
Seismic source controller and display system |
Oct. 8, 2013 |
8547788 |
Methods for making acoustic anisotropy logging while drilling measurements |
Oct. 1, 2013 |
8526269 |
Methods and systems for deploying seismic devices |
Sep. 3, 2013 |
8494776 |
Method and system for passive electroseismic surveying |
Jul. 23, 2013 |
8478533 |
Method and system for passive electroseismic surveying |
Jul. 2, 2013 |
8422334 |
System, method and computer program product for detection of seismic events from a network |
Apr. 16, 2013 |
8411529 |
Walkaway VSP calibrated sonic logs |
Apr. 2, 2013 |
8400872 |
Seismic source which incorporates earth coupling as part of the transmitter resonance |
Mar. 19, 2013 |
8369183 |
Analysis of fracture networks |
Feb. 5, 2013 |
8369667 |
Downhole cable |
Feb. 5, 2013 |
8347658 |
Method and system for passive electroseismic surveying |
Jan. 8, 2013 |
8339897 |
Automatic dispersion extraction of multiple time overlapped acoustic signals |
Dec. 25, 2012 |
8332155 |
System and method for hydrocarbon gas pay zone characterization in a subterranean reservoir |
Dec. 11, 2012 |
8305845 |
Methods and systems for seismic signal detection |
Nov. 6, 2012 |
8301383 |
Estimating in situ mechanical properties of sediments containing gas hydrates |
Oct. 30, 2012 |
8290711 |
Method of estimating the fracture density in a rock medium |
Oct. 16, 2012 |
8279713 |
Acoustic transmitter comprising a plurality of piezoelectric plates |
Oct. 2, 2012 |
8243549 |
Estimating seismic anisotropy of shales |
Aug. 14, 2012 |
8238194 |
Methods and systems for compressing sonic log data |
Aug. 7, 2012 |
8228758 |
Image generation of a wellbore |
Jul. 24, 2012 |
8223586 |
Method and system to determine the geo-stresses regime factor Q from borehole sonic measurement modeling |
Jul. 17, 2012 |
8199609 |
Multi-mode downhole acoustic source |
Jun. 12, 2012 |
8186432 |
Well logging fluid for ultrasonic cement bond logging |
May. 29, 2012 |
8154951 |
Model-based relative bearing estimation of three-component receivers |
Apr. 10, 2012 |
8130591 |
Downhole measurements of mud acoustic velocity |
Mar. 6, 2012 |
8125852 |
Methods and systems for seismic signal detection |
Feb. 28, 2012 |
8125848 |
Acoustic logging-while-drilling tools having a hexapole source configuration and associated logging methods |
Feb. 28, 2012 |
8121791 |
Spectral shaping inversion and migration of seismic data |
Feb. 21, 2012 |
8116167 |
Method and system for generating a beam of acoustic energy from a borehole, and applications thereof |
Feb. 14, 2012 |
8116532 |
Extraction of processed borehole image elements to create a combined image |
Feb. 14, 2012 |
8107316 |
Controlled source imbalance apparatus, systems, and methods |
Jan. 31, 2012 |
8107317 |
Technique and system for performing a cross well survey |
Jan. 31, 2012 |
8102732 |
Anisotropy measurement while drilling |
Jan. 24, 2012 |
8095318 |
Method for estimating formation dip using combined multiaxial induction and formation image measurements |
Jan. 10, 2012 |
8091633 |
Tool for locating and plugging lateral wellbores |
Jan. 10, 2012 |
8090227 |
Purging of fiber optic conduits in subterranean wells |
Jan. 3, 2012 |
8077546 |
Method for monitoring a multi-layered system |
Dec. 13, 2011 |
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