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1.Method and apparatus for forming coatings of vitreous material on a heated metal billet 失效
Title translation: 在加热的金属坯料上形成玻璃质材料的涂层的方法和装置公开(公告)号:US3044893A
公开(公告)日:1962-07-17
申请号:US1658060
申请日:1960-03-21
Applicant: CEFILAC
Inventor: RENE HEINTZ , JEAN-MARC JOUR
IPC: B21C23/32
CPC classification number: B21C23/32
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公开(公告)号:US3019894A
公开(公告)日:1962-02-06
申请号:US77349658
申请日:1958-11-12
Applicant: CEFILAC
Inventor: JEAN DELCROIX , RENE HUBERT , RENE HEINTZ
CPC classification number: B21C23/212 , B21C35/04
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