专利名称：Multi purpose three pass drum dryer发明人：Harvey Wenger申请号：US06/202113申请日：19801030公开号：US04477984A公开日：19841023
摘要：A multi purpose three pass drum dryer comprised of two independent andintermeshed systems utilizing an air circulation flowing contrary to the progression of thematerial through the dryer.
申请人：SCHMIDT; WILFRED O.
代理人：Wilfred O. Schmidt
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