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Title: Autonomous data transmission apparatus

A autonomous borehole data transmission apparatus for transmitting measurement data from measuring instruments at the downhole end of a drill string by generating pressure pulses utilizing a transducer longitudinally responsive to magnetic field pulses caused by electrical pulses corresponding to the measured downhole parameters.
  1. (4675 W. 3825 S, Salt Lake City, UT 84120)
Issue Date:
OSTI Identifier:
Kotlyar, Oleg M. (4675 W. 3825 S, Salt Lake City, UT 84120) INEEL
Patent Number(s):
US 5615172
Contract Number:
Research Org:
Idaho National Engineering and Environmental Laboratory, Idaho Falls, ID
Country of Publication:
United States
autonomous; data; transmission; apparatus; borehole; transmitting; measurement; measuring; instruments; downhole; drill; string; generating; pressure; pulses; utilizing; transducer; longitudinally; responsive; magnetic; field; caused; electrical; corresponding; measured; parameters; data transmission; measuring instrument; magnetic field; drill string; electrical pulses; borehole data; measurement data; transmission apparatus; electrical pulse; pressure pulse; measuring instruments; field pulse; generating pressure; pressure pulses; /367/175/181/