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专利名称：Unloading device发明人：Alvin B. Kennedy, Jr.申请号：US05/878693申请日：19780217公开号：US04174922A公开日：19791120
摘要：The present invention relates to a new and improved method of unloading dryparticulate matter in containers wherein the containers are positioned in an encloseddrum and rotated. Thereafter, a releasable spout mounted with the drum enables thedry particulate matter to be dumped or released from the drum without danger toworkmen or dangerous spreading of the dust from the dry matter.
申请人：KENNEDY, ALVIN B JR
代理人：Guy E. Matthews
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