Lithium-exchanged faujasites for carbon dioxide removal

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United States of America Patent

PATENT NO 7608133
APP PUB NO 20070199448A1
SERIAL NO

11383589

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Abstract

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A process for removal of carbon dioxide from air using lithium-exchanged X-zeolites at low carbon dioxide partial pressures is provided. The process is particularly useful in applications where fresh air is not available and exhaled air needs to be recycled. An apparatus for carrying out the process is also provided.

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Patent Owner(s)

Patent OwnerAddressTotal Patents
HONEYWELL INTERNATIONAL INC.MORRISTOWN, NJ8376

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
MacKnight, Allen A Signal Hill , US 1 20
Yates, Stephen F Arlington Heights , US 36 445

Cited Art Landscape

Patent Info (Count) # Cites Year
 
INOGEN, INC. (1)
6824590 Use of lithium-containing fau in air separation processes including water and/or carbon dioxide removal 17 2003
 
The BOC Group, Inc. (3)
* 5531808 Removal of carbon dioxide from gas streams 49 1994
6238460 Air purification process 17 1999
* 6143057 Adsorbents and adsorptive separation process 49 1999
 
SUMITOMO SEIKA CHEMICALS CO., LTD. (1)
6913638 Method for separating hydrogen gas 5 2001
 
L'AIR LIQUIDE, SOCIETE ANONYME POUR L'ETUDE ET L'EXPLOITATION DES PROCEDES GEORGES CLAUDE (1)
5912422 Method for purifying hydrogen based gas mixture using a lithium-exchanged X zeolite 28 1998
 
HONEYWELL INTERNATIONAL INC. (2)
6451723 Polymer-bound nitrogen adsorbent and method of making and using it 6 2000
6585810 Polymer-bound nitrogen adsorbent 6 2002
 
UOP LLC (1)
4859217 Process for separating nitrogen from mixtures thereof with less polar substances 113 1987
* Cited By Examiner

Patent Citation Ranking

Forward Cite Landscape

Patent Info (Count) # Cites Year
 
UNITED STATES OF AMERICA AS REPRESENTED BY THE ADMINISTRATOR OF THE NATIONAL AERONAUTICS AND SPACE ADMINISTRATION (1)
9802149 Sorbent-based atmosphere revitalization system 0 2015
* Cited By Examiner

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