Recharge device and method for NH3 cartridge

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 9021790
APP PUB NO 20130205757A1
SERIAL NO

13642837

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ATTORNEY / AGENT: (SPONSORED)

Importance

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Abstract

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A device and method relating to the storage and delivery of ammonia for use in an after-treatment device for NOx reduction in an exhaust stream, is disclosed. The device includes a cartridge having an ammonia adsorbing and desorbing material contained therein, and a recharging device for use in recharging the material with ammonia after the ammonia is released to a pre-determined level. The method includes providing a sealable cartridge having an interior, providing a predetermined amount of an ammonia-containing material within the interior of the container, positioning a recharging device within the interior of the sealable cartridge, releasing ammonia gas from the ammonia-containing material into an after-treatment device for use in the exhaust system of a vehicle for the reduction of NOx, introducing liquid ammonia into the recharging device, and recharging the ammonia-containing material for re-use in the exhaust system.

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Patent Owner(s)

  • INTERNATIONAL ENGINE INTELLECTUAL PROPERTY COMPANY, LLC

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Boyd, George D New Palestine, US 4 10
Mella, Ramon A Greenfield, US 5 12
Odom, Donald Brent Alexandria, US 2 8

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Maintenance Fees

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11.5 Year Payment $7400.00 $3700.00 $1850.00 Nov 5, 2026
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