05174979 is referenced by 82 patents and cites 8 patents.

Lithium/alkaline earth metal X zeolites in which the lithium:alkaline earth metal equivalent ratio is from about 95:5 to about 50:50 and lithium/alkaline earth metal A zeolites in which the lithium:alkaline earth metal equivalent ratio is from about 10:90 to about 70:30 are useful for separating oxygen and nitrogen from mixtures because they combine high adsorption capacity with high thermal stability.

Title
Mixed ion-exchanged zeolites and processes for the use thereof in gas separations
Application Number
7/418428
Publication Number
5174979
Application Date
October 6, 1989
Publication Date
December 29, 1992
Inventor
Cornelius M Bolinger
Sugarland
TX, US
Joseph T Mullhaupt
Williamsville
NY, US
John D Sherman
Chappaqua
NY, US
Chien C Chao
Millwood
NY, US
Agent
Richard G Miller
Thomas K McBride
Assignee
UOP
IL, US
IPC
B01D 53/04
C01B 33/34
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