Narrow band magnetostrictive acoustic source
Noise attenuation method
Noise estimation in a vector sensing streamer
Noise shielded hydrophone
Noise suppression during seismic exploration
Noise suppression method
Noise-attenuating streamer-cable bulkhead
Noise-cancelling streamer cable
Noise-suppression method
Non-contact borehole caliber measurement
Non-destructive method of measuring physical characteristics of
Non-linear seismic trace matching to well logs
Non-liquid filled streamer cable with a novel hydrophone
Non-liquid filled streamer cable with a novel hydrophone
Nondestructive downhole seismic vibrator source and processes of