Liquid purification or separation – Particulate material type separator – e.g. – ion exchange or... – With spaced non-particulate separating means
Patent
1989-09-18
1991-12-10
Cintins, Ivars
Liquid purification or separation
Particulate material type separator, e.g., ion exchange or...
With spaced non-particulate separating means
210501, B01D 3602
Patent
active
050715518
ABSTRACT:
A water purifier comprising a primary filter for removing residual chlorine and other impurities, a secondary filter disposed downstream of the primary filter for removing microorganisms and antimicrobial means disposed between the primary filter and the secondary filter. The water purifier of the invention can be used for long time since the proliferation of microorganism, which causes clogging of the secondary filter, is effectively prevented.
REFERENCES:
patent: 2038171 (1936-04-01), Gudmundsen
patent: 3872013 (1975-03-01), Mishino et al.
patent: 4492618 (1985-01-01), Eder
Muramatsu Yasuyuki
Tsujimura Yoshihisa
Cintins Ivars
Kabushiki Kaisha Aiaishi
Tolpin Thomas W.
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