Liquid purification or separation – Filter – Supported – shaped or superimposed formed mediums
Patent
1982-06-14
1984-03-27
Hart, Charles N.
Liquid purification or separation
Filter
Supported, shaped or superimposed formed mediums
2104935, 210503, 55484, 55492, 55521, B01D 2706, B01D 5000
Patent
active
044393210
ABSTRACT:
A filter means for filtering fluid comprises a first filter section and a second filter section. The filter means is formed by using a folded sheet material having a trapezoid or a sector form. The second filter section of the filter means has a filtering performance different from that of the first filter section of the filter means.
REFERENCES:
patent: 3056501 (1962-10-01), Thorman et al.
patent: 4093437 (1978-06-01), Ichihara et al.
patent: 4313740 (1982-02-01), Kalishman
Akado Hajime
Fukuta Toshiaki
Miyakawa Susumu
Taki Yoshihiro
Hart Charles N.
Millard Wanda L.
Nippondenso Co. Ltd.
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