Method and apparatus for communicating coded messages in a wellb
Method and apparatus for communicating coded messages in a...
Method and apparatus for communicating data in a wellbore and fo
Method and apparatus for communicating data in a wellbore and fo
Method and apparatus for downlink communication using...
Method and apparatus for filtering noise from data signals
Method and apparatus for generating fluid pressure pulses
Method and apparatus for generating fluid pressure pulses
Method and apparatus for improved communication in a wellbore ut
Method and apparatus for providing improved pressure pulse chara
Method and apparatus for retrieving logging data from a downhole
Method and apparatus for transmitting information in a borehole
Method and apparatus for transmitting information in a borehole
Method and apparatus for transmitting information in a borehole
Method and means for transmitting data through a drill string in
Method and tool for logging-while-drilling
Method for detection of influx gas into a marine riser of an oil
Method of decoding MWD signals using annular pressure signals
Method of filtering pump noise
Methods and apparatus for preventing jamming of encoder of loggi