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发明名称
Verfahren zur Herstellung eines Perlit-Filterhilfsmittels
摘要
申请公布号
CH472234(A)
申请公布日期
1969.05.15
申请号
CH19620006663
申请日期
1962.06.01
申请人
JOHNS-MANVILLE CORPORATION
发明人
RENE VANDER LINDEN,CARL;GEORGE RIEDE,RAYMOND
分类号
B01D39/06;B01J20/10;C04B20/06;(IPC1-7):B01D37/02
主分类号
B01D39/06
代理机构
代理人
主权项
地址
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