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发明名称
FILTER MATERIAL
摘要
A non-woven cellulose ester fibrous filter sheet material comprising cellulose ester staple fibers and cellulose ester fibrels which exhibits improved filtration properties and the method of its preparation.
申请公布号
ZA7705993(B)
申请公布日期
1979.05.30
申请号
ZA19770005993
申请日期
1977.10.06
申请人
CELANESE CORP
发明人
KEITH C;TUCKER R
分类号
A24D3/10;B01D39/18;D01D5/06;D01D5/40;D01F2/28;D04H1/42;D21H13/06
主分类号
A24D3/10
代理机构
代理人
主权项
地址
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