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Priority to JP4087676ApriorityCriticalpatent/JPS52123928A/ja
Publication of JPS52123928ApublicationCriticalpatent/JPS52123928A/ja
Publication of JPS5430887B2publicationCriticalpatent/JPS5430887B2/ja
JP4087676A1976-04-131976-04-13Method of making effective degas refining in process of droplet degas vacuum moulding method of molten metal
GrantedJPS52123928A
(en)