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公开(公告)号：US3152074A
公开(公告)日：1964-10-06
申请号：US77273758
申请日：1958-11-10
Applicant: STAMICARBON
Inventor： FONTEIN FREEK J , LEEMAN JAN N J
IPC: F26B5/08
CPC classification number: F26B5/08
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2.发明授权
公开(公告)号：US3147212A
公开(公告)日：1964-09-01
申请号：US12724561
申请日：1961-07-27
Applicant: STAMICARBON
Inventor： KOPPEN CHRISTIANUS W J VAN , FONTEIN FREEK J
IPC: B03B5/44
CPC classification number: B03B5/447
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