Available Technology

Method and apparatus for prolonging the service life of a collective protection filter using a guard bed

A method for extending the service life of a Collective Protection (CP) filter includes: providing at least one CP filter comprising a filter bed; and passing an airstream through a guard bed configured to protect the filter bed by removing one or more of airborne contaminants and battlefield contaminants. An apparatus for extending the service life of a CP filter includes: a CP filter comprising a filter bed; and a guard bed configured to protect the filter bed by removing one or more of airborne contaminants and battlefield contaminants.
Patent Number: 
9,034,289
Patent Issue Date: 
May 19, 2015
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