公开(公告)号：DE2530304A1

公开(公告)日：1977-01-20

申请号：DE2530304

申请日：1975-07-08

Applicant: BASF AG

Inventor： DIETRICH ERNST ,  GUENTHER ERNST DIPL ING ,  HOERAUF WERNER DIPL ING ,  KISSEL ERNST DIPL ING ,  LINGE HERMANN DR ,  NEUMANN ECKART DIPL ING ,  SCHAEFER EBERHARD

IPC: C08G69/00 ,  B29B13/06 ,  F26B17/14 ,  F26B21/14 ,  B29B3/04

Abstract: A vertical cylinder for drying and heating granules which includes an inlet at the top of the cylinder, a conically tapered outlet at the bottom of the cylinder, a rotatable screening ring beneath the inlet, a chute beneath the screening ring and a scraper above the ring inlets for gases in the downward extending section of the cylinder, a shell and tube heat exchanger located coaxially in the bottom quarter of the cylinder, a horizontally movable grid as flow control device below the heat exchange and a discharge zone below the grid.