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Class Information
Number: 181/108
Name: Acoustics > Geophysical or subsurface exploration > Seismic source and detector
Description: Subject matter including means for transmitting and receiving seismic waves.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7617908 |
Downhole seismic source |
Nov. 17, 2009 |
| 7591343 |
Apparatuses for generating acoustic waves |
Sep. 22, 2009 |
| 7495995 |
Method and apparatus for investigating a borehole with a caliper |
Feb. 24, 2009 |
| 7467685 |
Array seismic fluid transducer source |
Dec. 23, 2008 |
| 7424928 |
Apparatus, system and method for flexibly coupling sensors to a downhole tool |
Sep. 16, 2008 |
| 7426439 |
Method and apparatus for marine seismic data acquisition |
Sep. 16, 2008 |
| 7377357 |
Marine seismic acquisition method and apparatus |
May. 27, 2008 |
| 7364007 |
Integrated acoustic transducer assembly |
Apr. 29, 2008 |
| 7364008 |
System for imparting mechanical impulse energy to the ground |
Apr. 29, 2008 |
| 7334661 |
Acoustic logging tool sleeve |
Feb. 26, 2008 |
| 7325647 |
Mobile system for seismic emission with fixed coupling devices, and method therefor |
Feb. 5, 2008 |
| 7257050 |
Through tubing real time downhole wireless gauge |
Aug. 14, 2007 |
| 7255196 |
Windshield and sound-barrier for seismic sensors |
Aug. 14, 2007 |
| 7252174 |
Downhole seismic-sonic receiver |
Aug. 7, 2007 |
| 7216737 |
Acoustic isolator between downhole transmitters and receivers |
May. 15, 2007 |
| 7210555 |
Low frequency acoustic attenuator for use in downhole applications |
May. 1, 2007 |
| 7203342 |
Image feature extraction |
Apr. 10, 2007 |
| 7182170 |
Gerotor and bearing system for whirling mass orbital vibrator |
Feb. 27, 2007 |
| 7032707 |
Acoustic isolator downhole applications |
Apr. 25, 2006 |
| 7028806 |
Acoustic isolator for downhole applications |
Apr. 18, 2006 |
| 6985815 |
Instantaneous spectral analysis |
Jan. 10, 2006 |
| 6915875 |
Acoustic isolator for downhole applications |
Jul. 12, 2005 |
| 6899197 |
Method and apparatus for absorbing acoustic energy |
May. 31, 2005 |
| 6883638 |
Accelerometer transducer used for seismic recording |
Apr. 26, 2005 |
| 6868036 |
Oil well acoustic logging tool with baffles forming an acoustic waveguide |
Mar. 15, 2005 |
| 6837332 |
Method and apparatus for cancellation of unwanted signals in MWD acoustic tools |
Jan. 4, 2005 |
| 6834743 |
Wideband isolator for acoustic tools |
Dec. 28, 2004 |
| 6831877 |
System and method for determining an azimuth of a seismic energy source |
Dec. 14, 2004 |
| 6782970 |
Acoustic source using a shaftless electrical hammer |
Aug. 31, 2004 |
| 6739423 |
Acoustic logging tool |
May. 25, 2004 |
| 6712141 |
Method and apparatus for deployment, mounting and coupling of downhole geophones |
Mar. 30, 2004 |
| 6672422 |
Seismic data acquisition |
Jan. 6, 2004 |
| 6631783 |
Mapping reservoir characteristics using earth's nonlinearity as a seismic attribute |
Oct. 14, 2003 |
| 6619423 |
Measuring device for measuring the elastic properties of a surface structure |
Sep. 16, 2003 |
| 6601671 |
Method and apparatus for seismically surveying an earth formation in relation to a borehole |
Aug. 5, 2003 |
| 6561310 |
Method and apparatus for measuring seismic energy imparted to the earth |
May. 13, 2003 |
| 6536553 |
Method and apparatus using acoustic sensor for sub-surface object detection and visualization |
Mar. 25, 2003 |
| 6488116 |
Acoustic receiver |
Dec. 3, 2002 |
| 6480118 |
Method of drilling in response to looking ahead of drill bit |
Nov. 12, 2002 |
| 6478107 |
Axially extended downhole seismic source |
Nov. 12, 2002 |
| 6470996 |
Wireline acoustic probe and associated methods |
Oct. 29, 2002 |
| 6419044 |
Energy source for use in seismic acquisitions |
Jul. 16, 2002 |
| 6418081 |
System for detection of buried objects |
Jul. 9, 2002 |
| 6412592 |
Electrically inclination compensated device for picking up elastic waves |
Jul. 2, 2002 |
| 6213250 |
Transducer for acoustic logging |
Apr. 10, 2001 |
| 6131695 |
Mobile sensor for grounds penetrating sonar |
Oct. 17, 2000 |
| 6076629 |
Low frequency flextensional acoustic source for underwater use |
Jun. 20, 2000 |
| 6076630 |
Acoustic energy system for marine operations |
Jun. 20, 2000 |
| 6065562 |
System for imparting compressional and shear waves into the earth |
May. 23, 2000 |
| 6050361 |
Cavitation-resistant sonar array |
Apr. 18, 2000 |
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