Ships hull cleaning procedure removes marine growths using ultrasound from chain of rod vibrators moved along hull in normal environment

摘要

A ships hull cleaning procedure uses ultrasound to remove slimy biological films and stronger fixed marine growths using ultrasound from a rod vibrator or chain of rod vibrators moved along the hull whilst moored in a basin or in the normal water environment. INDEPENDENT CLAIM is included for the admixture of chemical or abrasive cleaning agents in the basin contents.