| 摘要 |
606,923. Filters. BROWNLOW, R. S. Jan. 22, 1946. No. 2080. [Class 46] [Also in Group XVII] A portable filter comprises a container a of pervious fabric, for example canvas or duck, having an upper compartment h separated from a lower compartment k by a partition f carrying a filter m so that impure water supplied to the compartment k is filtered, and is also cooled by evaporation. The container is in the form of a bag secured by wire clips tc a bottom plate c, the partition f.and an upper ring q. The filter m is a hollow cylinder of porous earthenware, kieselguhr or other similar material cemented to a metal clip n provided with an outlet spigot o. |
