Replacing hydraulic motors with a linear electromagnetic motor eliminates fluid leakage and harmonic generation in seismic sources.
Hydraulic brakes constrain shuttle acceleration in marine seismic airguns, reducing high-frequency noise pollution from uncontrolled gas expansion.
A near-field seismic signal comparison method detects marine air gun faults by measuring operational signals against reference baselines.
A marine vibrator uses a two-stage seal to isolate internal components from water ingress.
Unitary seismic probe integrates source and receiver transducers to reduce near surface deformation while imaging buried utilities at 15 feet.
Orthogonal bender bars rotate dipole poles to 45 degrees, resolving data interpretation errors from eccentric tool positioning.