Patent ID: 6544487
Filing Date: 2003-04-08
Classification: B01F,C02F

Abstract:
A chemical feeder comprising:(a) a housing having a chamber therein; (b) at least one canister for holding solid chemical material supported within said chamber, said canister having a plurality of perforations in its lower portion, (c) at least one inlet in said housing extending into said chamber, said inlet being situated such that liquid introduced into said chamber through said inlet is in spaced relationship with said canister, said perforations in said canister being such as to expose only the lower portion of the solid chemical material contained within said canister to liquid introduced into said chamber, and (d) at least one outlet in said housing through which liquid having chemical material dissolved therein flows out of said chamber, said outlet being adapted to maintain said chamber substantially flooded with liquid during operation of the feeder.