32.
    发明专利
    未知

    公开(公告)号:DE10224759A1

    公开(公告)日:2003-12-18

    申请号:DE10224759

    申请日:2002-06-04

    Applicant: BASF AG

    Abstract: The packing which fills the column completely is formed by layering or winding two or more differently structured webs of ceramic, plastic or carbon made non-woven material which is chemically and mechanically stable under the processing conditions of distillation or reactive distillation.

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