Soil screening method for dredging rivers, city canals and harbors, involves scooping soil with scoop equipment and sucking soil and water from scoop equipment into outlet tube

摘要

The shafts of a screening device are rotated to drive a scoop equipment (1) such that the scoop equipment scoops soil from under the water. A pump (4) sucks soil and water from the scoop equipment into an outlet tube (3). An independent claim is also included for a screening device.