Brushing – scrubbing – and general cleaning
Patent
1989-01-10
1990-05-15
Spitzer, Robert
Brushing, scrubbing, and general cleaning
55 68, 55 75, 55158, 55389, 585818, B01D 5322, B01D 5304
Patent
active
049254596
ABSTRACT:
A mixture of at least two constituents A and B is submitted to selective separation across a selective membrane.
The membrane comprises an active layer comprising particles of a selective solid (5) dispersed in a continuous non-porous and non-elastomeric polymer phase (4) and a porous support (6). The thickness of the active layer is less than 100 micrometers, advantageously less than 20 micrometers.
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Hennepe et al., J. of Membrane Science 35 (1987), Dec. 15, No. 1, pp. 39-55.
Deschamps Andre
Grehier Alain
Robert Eric
Rojey Alexandre
Institut Francais du Pe'trole
Spitzer Robert
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