Title:
BOTTOM SEALING MATERIAL, METHOD FOR MANUFACTURING SAME, AND METHOD FOR SEALING THE BED OF A WATERCOURSE.
Document Type and Number:
WIPO Patent Application WO2005087488
Kind Code:
A3
Abstract:
A bottom sealing material (15) for forming a liquid-tight bottom seal wherein material is a bituminous material, which is built-up as a composite membrane comprising a bituminous sub-membrane (16) on which a ballast mass is situated, comprising a mixture of a binder (19) on a mineral material (20). The ballast mass may be covered with a second bituminous sub-membrane (17) and the binder can contain bitumen. The bottom sealing material (15) is used for screening off an area with polluted soil, for forming a dump for environmentally harmful waste or for sealing the bed (32) of a watercourse (1).
Inventors:
ZANDVOORT FRITS (NL)
Application Number:
PCT/NL2005/000206
Publication Date:
April 13, 2006
Filing Date:
March 18, 2005
Export Citation:
Assignee:
ESHA GROUP B V (NL)
ZANDVOORT FRITS (NL)
ZANDVOORT FRITS (NL)
International Classes:
B32B11/00; B32B11/02; E02B3/12; E02D19/18; (IPC1-7): B32B11/00; B32B11/02; E02B3/12; E02D19/18
Foreign References:
| GB1378436A | 1974-12-27 | |||
| US4357377A | 1982-11-02 | |||
| GB1198908A | 1970-07-15 | |||
| GB2016064A | 1979-09-19 | |||
| EP0477127A1 | 1992-03-25 | |||
| DE4309988A1 | 1994-10-06 |
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