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1.发明授权Method and apparatus for preventing piled sheet iron from sintering together during annealing 失效在退火期间防止堆积的铁片一起烧结的方法和装置
公开(公告)号：US2677538A
公开(公告)日：1954-05-04
申请号：US25549851
申请日：1951-11-08
Applicant: ASEA AB
Inventor： JANIS BLAUS , WILLY OLSEN
IPC: C21D9/46
CPC classification number: C21D9/46
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