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Nippon Steel Chemical and Materials Co Ltd
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Nippon Steel Chemical Co Ltd
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Publication date
Application filed by Nippon Steel Chemical Co LtdfiledCriticalNippon Steel Chemical Co Ltd
Priority to JP24062187ApriorityCriticalpatent/JPS6485177A/ja
Publication of JPS6485177ApublicationCriticalpatent/JPS6485177A/ja
Publication of JPH0337991B2publicationCriticalpatent/JPH0337991B2/ja
Apparatus for controlling the delivery of coarse material from cascade-type air-screening device in the blasting medium cleaning circuit of a blasting machine