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发明名称
Verfahren zur Herstellung einer amorphen, besonders für die Kautschukverarbeitung geeigneten Tonerde
摘要
申请公布号
AT172907(B)
申请公布日期
1952.10.25
申请号
ATD172907
申请日期
1948.07.15
申请人
SPOLEK PRO CHEMICKOU A HUTNI VYROBU, NARODONI PODNIK VEREIN FUER CHEMISCHE UND METALLURGISCHE PRODUKTION, NATIONALUNTERNEHMEN
发明人
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主分类号
代理机构
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