Ichikawa Woolen Textile Co., Ltd.

Shigeaki Sasaki

Shoichi Nakamura

An apparatus for thickening and extracting the liquid from a sludge comprises a sludge-thickening assembly wherein solid matters in the sludge are coagulated to form coagulated flocs and the floc sludge is separated and thickened, and an assembly for extracting liquid from said floc sludge under pressure to obtain a dehydrated cake. The sludge-thickening assembly comprises coagulation means for the sludge, a first and a second screen rolls having a reticulate material covering the outer surface; and the assembly for extracting the liquid comprises an endless moving flocked filter belt, means for supporting the belt, a cylinder forced to closely contact with an upper portion of said endless moving flocked filter belt, and at least one press roll urging said endless moving flocked filter belt against said cylinder.

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Chiba, Japan

Shigeaki Sasaki