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发明名称
Removing zinc from carbon black
摘要
Carbon black, generally in pellet form, contaminated with zinc (for instance the char obtained by pyrolysing scrap rubber) is purified by contact with chlorine or hydrogen chloride gas and separation of the resultant gaseous zinc chloride.
申请公布号
GB2087853(A)
申请公布日期
1982.06.03
申请号
GB19800037407
申请日期
1980.11.21
申请人
TOSCO CORP
发明人
分类号
C01G9/04;C09C1/56;(IPC1-7):01B31/02
主分类号
C01G9/04
代理机构
代理人
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