Sterilizing device and method using polyurethane iodine sponge

Liquid purification or separation – Processes – Chemical treatment

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Details

210501, 2101981, 422263, C02F 168

Patent

active

049684396

ABSTRACT:
A canteen containing an iodine polyurethane complex open cell foam sponge for sterilization of water contained in the canteen.

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patent: 4657672 (1987-04-01), Allen
patent: 4728498 (1988-03-01), Theevwes
patent: 4731391 (1988-03-01), Garvey
patent: 4883587 (1989-11-01), LeVeen et al.
patent: 4888118 (1989-12-01), Barnes et al.

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