Absorbing pollutants from surfaces

申请公布号：GB2337690(A)

申请号：GB19990012140

申请日期：1999.05.26

申请公布日期：1999.12.01

申请人：

JOHN DENBY * DOWNING

发明人：JOHN DENBY * DOWNING

分类号：B01D15/00;B01D17/02;B01J20/26;C09K3/32;(IPC1-7):E02B15/04

主分类号：B01D15/00

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