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Browse by Category: Main > Communications
Class Information
Number: 367/69
Name: Communications, electrical: acoustic wave systems and devices > Seismic prospecting > Land-reflection type > Display systems > Well logging type
Description: Subject matter wherein the information or intelligence displayed is obtained from an acoustic wave detector which travels through a passageway in the earth.










Patents under this class:
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Patent Number Title Of Patent Date Issued
8634272 Televiewer image wood-grain reduction techniques Jan. 21, 2014
8614713 Computer implemented method to create a near real time well log Dec. 24, 2013
8270250 Programmable data acquisition for tubular objects Sep. 18, 2012
8228758 Image generation of a wellbore Jul. 24, 2012
8086408 Method for positioning a wire using sensor information Dec. 27, 2011
7925483 Methods for visualizing distances between wellbore and formation boundaries Apr. 12, 2011
7885142 Method and apparatus for logging foam cement in cased boreholes Feb. 8, 2011
7834519 Method and device for precisely resisting and moving high load Nov. 16, 2010
7676326 VH Reservoir Mapping Mar. 9, 2010
7638923 Operating method for a hydraulic injection valve comprising a piezoelectric actuator and a control unit Dec. 29, 2009
7630872 Methods for visualizing distances between wellbore and formation boundaries Dec. 8, 2009
7622847 Method and device for precisely resisting and moving high load Nov. 24, 2009
6823297 Multi-scale finite-volume method for use in subsurface flow simulation Nov. 23, 2004
6697710 Gas pipe explorer robot Feb. 24, 2004
6671600 Production method using global positioning system Dec. 30, 2003
6205087 Sonic data logging system Mar. 20, 2001
6147929 Method for predicting continuous and discontinuous waveguide targets using interwell seismic signature characteristics Nov. 14, 2000
6078869 Method and apparatus for generating more accurate earth formation grid cell property information for use by a simulator to display more accurate simulation results of the formation near a well Jun. 20, 2000
6018497 Method and apparatus for generating more accurate earth formation grid cell property information for use by a simulator to display more accurate simulation results of the formation near a well Jan. 25, 2000
5809163 Method of characterizing texture heterogeneities of geological formations traversed by a borehole Sep. 15, 1998
5594176 Scan assembly and method for transferring power and data across a rotary interface Jan. 14, 1997
5519668 Methods and devices for real-time formation imaging through measurement while drilling telemetry May. 21, 1996
H1289 Borehole televiewer system depth monitoring and recording system Feb. 1, 1994
5239467 Method for enhancing geophysical data by nonlinear compression of the dynamic range Aug. 24, 1993
5237539 System and method for processing and displaying well logging data during drilling Aug. 17, 1993
5179541 Acoustic borehole televiewer Jan. 12, 1993
5164548 Method and apparatus for ultrasonic scanning of a borehole having improved sensor array and timing circuit Nov. 17, 1992
5138585 Method for fluid identification and evaluation within wellbores using ultrasonic scanning Aug. 11, 1992
5134471 System for monitoring the walls of a borehole using a video camera Jul. 28, 1992
5121363 Fracture detection logging tool Jun. 9, 1992
5038378 Method and apparatus for smoothing measurements and detecting boundaries of features Aug. 6, 1991
4999817 Programmable gain control for rotating transducer ultrasonic tools Mar. 12, 1991
4991095 Process for three-dimensional mathematical modeling of underground geologic volumes Feb. 5, 1991
4984221 Borehole acoustic logging system having automatic reflection signal level control Jan. 8, 1991
4969128 Borehole acoustic logging system having synchronization Nov. 6, 1990
4962490 Acoustic logging method for determining the dip angle and dip direction of a subsurface formation fracture Oct. 9, 1990
4916673 Method and apparatus for detecting the peak of an analog signal Apr. 10, 1990
4870627 Method and apparatus for detecting and evaluating borehole wall fractures Sep. 26, 1989
4867264 Apparatus and method for investigating wellbores and the like Sep. 19, 1989
4855820 Down hole video tool apparatus and method for visual well bore recording Aug. 8, 1989
4855965 Time ramped gain for borehole televiewer Aug. 8, 1989
4852069 Thin bed evaluation device Jul. 25, 1989
4847814 Three-dimensional borehole televiewer display Jul. 11, 1989
4837753 Method and apparatus for logging a borehole Jun. 6, 1989
4829488 Drive mechanism for borehole televiewer May. 9, 1989
4821164 Process for three-dimensional mathematical modeling of underground geologic volumes Apr. 11, 1989
4803667 Televiewer processing system Feb. 7, 1989
4780858 Borehole televiewer mudcake monitor Oct. 25, 1988
4777629 Method and apparatus for detecting the peak of an analog signal Oct. 11, 1988
4774573 Method and apparatus for generating a video display from signals produced by borehole scanning Sep. 27, 1988

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