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发明名称
摘要
申请公布号
SE332306(B)
申请公布日期
1971.02.01
申请号
SE19670017765
申请日期
1967.12.22
申请人
JOHNS-MANVILLE CORP
发明人
OTTENSTEIN O
分类号
B01J20/283;B01D53/04;B01J20/281;C01B33/113;C07J75/00;G01N30/02;G01N30/88;G01N30/90;(IPC1-7):G01N31/08
主分类号
B01J20/283
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代理人
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