1
Eugene Fitzgerald
Eugene A Fitzgerald, Ya Hong Xie, Thomas Langdo, Richard Renjilian, Carl V Thompson: Water purification and enhancement systems. The Water Initiative, May 24, 2012: US20120125203-A1

Water purification system comprising filtration media sized with respect to each other to allow a first contaminant in the water to saturate the first medium with a delay prior to saturation of the second medium with a second contaminant.


2
Eugene A Fitzgerald, Ya Hong Xie, Thomas Langdo, Richard Renjilian, Carl V Thompson: Water purification and enhancement systems. THE WATER INITATIVE, Nixon & Vanderhye P C, December 8, 2015: US09206058

Water purification system comprising filtration media sized with respect to each other to allow a first contaminant in the water to saturate the first medium with a delay prior to saturation of the second medium with a second contaminant.