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Class Information
Number: 340/853.8
Name: Communications: electrical > Wellbore telemetering or control (e.g., subsurface tool guidance, data transfer, etc.) > With orientation sensing of subsurface telemetering equipment (other than drilling equipment)
Description: Subject matter combined with a determination of the angular direction of the subsurface communications equipment with respect to a vertical axis.


Patents under this class:

Patent Number Title Of Patent Date Issued
7620394 Reusing frequencies of a fixed and/or mobile communications system Nov. 17, 2009
7424527 System and method for transmitting pollution information over an integrated wireless network Sep. 9, 2008
7301474 Wireless communication system and method Nov. 27, 2007
7171345 System and method for simulating an input to a telematics system Jan. 30, 2007
7104331 Optical position sensing for well control tools Sep. 12, 2006
7002484 Supplemental referencing techniques in borehole surveying Feb. 21, 2006
6988566 Acoustic position measurement system for well bore formation Jan. 24, 2006
6927698 Shuttle-in receiver for radio-imaging underground geologic structures Aug. 9, 2005
6845563 Method and device for the measurement of the drift of a borchole Jan. 25, 2005
6833795 Underground utility detection system and method employing ground penetrating radar Dec. 21, 2004
6661738 Orientation and calibration of acoustic vector sensor arrays Dec. 9, 2003
6533502 Wireless apparatus and method for analysis of piles Mar. 18, 2003
6480119 Surveying a subterranean borehole using accelerometers Nov. 12, 2002
6434435 Application of adaptive object-oriented optimization software to an automatic optimization oilfield hydrocarbon production management system Aug. 13, 2002
6301551 Remote pile driving analyzer Oct. 9, 2001
6271767 Inductively coupled underwater modem Aug. 7, 2001
6229453 Method to transmit downhole video up standard wireline cable using digital data compression techniques May. 8, 2001
6050349 Hydraulic system for mud pulse generation Apr. 18, 2000
5585790 Method and apparatus for determining alignment of borehole tools Dec. 17, 1996
5300929 Method for delineating an anomalous geologic structure Apr. 5, 1994
5258755 Two-source magnetic field guidance system Nov. 2, 1993
5210533 Apparatus and method for positioning a tool in a deviated section of a borehole May. 11, 1993
5204673 Borehole televiewer system depth encoding and decoding method Apr. 20, 1993
5194859 Apparatus and method for positioning a tool in a deviated section of a borehole Mar. 16, 1993
5159578 Apparatus for rotating a transducer assembly of a borehole logging tool in a deviated borehole Oct. 27, 1992
4930595 Method and apparatus for determining the profile of a subterranean passage Jun. 5, 1990
4905774 Process and device for guiding a drilling tool through geological formations Mar. 6, 1990
4873522 Method for transmitting downhole data in a reduced time Oct. 10, 1989
4800981 Stabilized reference geophone system for use in downhole environment Jan. 31, 1989
4786474 Flow-through housing Nov. 22, 1988
4763258 Method and apparatus for trelemetry while drilling by changing drill string rotation angle or speed Aug. 9, 1988
4646277 Control for guiding a boring tool Feb. 24, 1987
4614250 Logging method and apparatus using a sonde equipped with measuring pads Sep. 30, 1986
4596293 Targetable drill with pressure telemetering of drill parameters Jun. 24, 1986
4459760 Apparatus and method to communicate information in a borehole Jul. 17, 1984
4434654 Borehole orientation detection system employing polarized radiation Mar. 6, 1984
4293046 Survey apparatus, method employing angular accelerometer Oct. 6, 1981
4021774 Borehole sensor May. 3, 1977



 
 
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