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1.发明授权
公开(公告)号：US3259485A
公开(公告)日：1966-07-05
申请号：US24384762
申请日：1962-12-11
Applicant: STORA KOPPARBERGS BERGSLAGS AB
Inventor： THEODOR KOOTZ , ERWIN KLOTH , WALTER WAGNER
CPC classification number: F27D27/00 , B01F11/0094 , C21C5/46 , F27D2003/0038
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