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经营范围
发明名称
Process for treating bentonite and products thereof
摘要
申请公布号
GB9815450(D0)
申请公布日期
1998.09.16
申请号
GB19980015450
申请日期
1998.07.17
申请人
COLIN STEWART MINCHEM LTD
发明人
分类号
C11D3/12
主分类号
C11D3/12
代理机构
代理人
主权项
地址
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