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公开(公告)号：US2753170A
公开(公告)日：1956-07-03
申请号：US25563451
申请日：1951-11-09
Applicant: METALLURG PROCESSES CO
Inventor： NESS HAROLD J , RUSCIANO FRANK A
IPC: C21D1/74
CPC classification number: C21D1/74
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