Auxiliary filter for enhanced chemical protection

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United States of America Patent

PATENT NO 11794140
SERIAL NO

16877033

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Abstract

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A process and device for enhancing the chemical protection capability of a collective protection filter whereby the process stream exiting the collective protection filter is passed through an Auxiliary Filter. The auxiliary filter containing an ammonia removal media, such as zirconium hydroxide impregnated with zinc chloride (ZnCl2/Zr(OH)4), an oxidizing media, preferably zirconium hydroxide impregnated with potassium permanganate (KMnO4/Zr(OH)4), and a methyl bromide removal media, preferably activated carbon impregnated with triethylenediamine (TEDA/carbon). The auxiliary filter and process are configured to remove toxic industrial chemicals including NH3, NOx (mixtures of NO and NO2) and CH2O, and CH3Br.

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Patent Owner(s)

Patent OwnerAddress
THE UNITED STATES OF AMERICA1176 HOWELL STREET NUWC NEWPORT RI 02841

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Ballantyne, Ryan Columbus, US 2 11
Boruch, Michael Fredericksburg, US 1 0
Clark, William Fredericksburg, US 49 1320
Corso, Bruce Fredericksburg, US 1 0
Feaver, William B Columbus, US 5 26
Hoene, Jeffery Stephen Churchville, US 1 0
Hunt, Joseph King George, US 4 0
Kennihan, Neil Dahlgre, US 1 0
Kinter, Robert Waldorf, US 1 0
Knapke, Michael J Plain City, US 12 126
LaMoy, Craig King George, US 1 0
Noltimier, Mark Columbus, US 2 0
Peterson, Gregory Bel Air, US 10 38
Pompeii, Michael Fredericksburg, US 1 0
Puckace, Nicole Darlington, US 1 0
Ritchey, Chris Bel Air, US 1 0
Rossin, Joseph A Columbus, US 41 343
Rossin, Rachel L Ashville, US 1 0
Warder,, Jr Richard King George, US 1 0

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