Oil tank insert - comprises buoyant net-type body on which resilient sacks are mounted

摘要

The tank insert comprises a net-type buoyant body, on whose members resilient sack-type containers are mounted. The body can have >=1 unions to allow inflation and evacuation, the latter causing it to sink to the tank bottom, for the oil in it to be discharged. The body can comprise a series of plastic hoses joined together to form a net with triangular, square or polygonal mesh, and the containers can also be of plastic. The tank insert is partic. for the tanks of an oil tanker, minimising loss in the event of a collision etc.