04906796 is referenced by 38 patents and cites 8 patents.

R-1122 (2-chloro-1,1-difluoro-ethylene) can be substantially removed from a stream of R-134a over a zeolite or carbon molecular sieve having a mean pore size of about 3.8 to 4.8 Angstroms. Preferred are 5A synthetic zeolites or calcium chabazite.

Title
Process for purifying 1,1,1,2-tetrafluoroethane
Application Number
7/320671
Publication Number
4906796
Application Date
March 8, 1989
Publication Date
March 6, 1990
Inventor
Stephen F Yates
Arlington Heights
IL, US
Agent
Gerard P Rooney
Jay P Friedenson
Harold N Wells
Assignee
Allied Signal
NJ, US
IPC
C07C 19/02
C07C 17/39
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