Diesel fuel filter/water separator

Abstract From the Canadian patent

A separating device for separating a pair of immiscible components from a fluid mixture such as, separating water from a diesel fuel oil/water mixture includes a housing and a filter cartridge mounted on the housing such that the filter cartridge is oriented substantially horizontally. The housing includes an inlet fitting, an outlet fitting, and a sump for receiving the fluid component separated from the mixture. Because of the orientation of the housing the, coalesced water or heavier component of the fluid mixture tends to collect in the lower portion of the filter cartridge and drains into the sump, where it may be drained periodically. The lighter component or fuel oil is communicated …