B - Operations – Transporting – 01 – D
Patent
B - Operations, Transporting
01
D
182/13
B01D 65/08 (2006.01) B01D 63/08 (2006.01)
Patent
CA 1125182
A B S T R A C T An ultrafilter comprises a housing having first and second parallel walls, an inlet for medium to be filtered and an outlet for medium concentrated by filtering. At least one filter element is disposed in said housing between said first and second parallel walls to define at least one slit-like filter chamber communicating with the housing inlet and outlet. When filter ele- ment comprises a membrane bounding at least one gap-shaped chamber on one side and a substrate layer covered by the membrane on at least one side. The substrate layer is composed of a substantially non-compressible, dimensionally stable material and has a struc- ture comprising a plurality of protuberances having spaces of 0 to 2.5 mm therebetween and a thickness of 0.1 to 0.5 mm.
291736
Franken Walter
Nubbaumer Dietmar
Perl Horst
Weickhardt Ludwig
Moffat & Co.
Sartorius-Membranfilter G.m.b.h.
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