Maryland's Defense Patent Database

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

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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.

Inventors: 
Peterson, Gregory W.; Pompeii, Michael A.; Rossin, Joseph A.
Patent Number: 
Technical domain: 
Other Fields
FIle Date: 
2014-04-04
Grant Date: 
2015-05-19
Grant time: 
410 days
Grant time percentile rank: 
7
Claim count percentile rank: 
9
Citations percentile rank: 
1
'Cited by' percentile rank: 
1
Assignee: 
UNITED STATES OF AMERICA