adhering sediment removal device and deposition sediment removal method

摘要

PROBLEM TO BE SOLVED: To efficiently form a device for removing sticking earth and sand.;SOLUTION: A sticking earth and sand-removing device 100 includes: a cylindrical scraper 101 which is formed by circumferentially arranging a plurality of vertical members 102 along the inner wall 20 of a container to make them into one united body; and a rotating mechanism 130 which rotates the cylindrical scraper 101 about the center axis of the container 10.;COPYRIGHT: (C)2012,JPO&INPIT