Liquid purification or separation – Processes – Ion exchange or selective sorption
Reexamination Certificate
2006-04-11
2006-04-11
Barry, Chester T. (Department: 1724)
Liquid purification or separation
Processes
Ion exchange or selective sorption
C210S688000, C210S747300, C210S170050, C210S263000, C210S284000
Reexamination Certificate
active
07025887
ABSTRACT:
A treatment facility for removing toxic metals from storm water runoff to provide clean water. The treatment facility includes a pretreatment chamber for removing large toxic particles from the storm water runoff and absorbent chamber for removing fine particles of toxic metals from the storm water runoff. The absorption chamber has an absorption bed of three absorptive materials for removing the fine particles of toxic metals from the storm water runoff.
REFERENCES:
patent: 6190548 (2001-02-01), Frick
patent: 6719910 (2004-04-01), Thiem et al.
Anguiano Gary Daniel
Foreman Mark Erik
Kirts Richard Eugene
Barry Chester T.
Kalmbaugh David S.
The United States of America as represented by the Secretary of
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