| 发明名称 |
PROCESS FOR PURIFYING 1,1,1,2-TETRAFLUOROETHANE |
| 摘要 |
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. |
| 申请公布号 |
AU4940190(A) |
申请公布日期 |
1990.10.09 |
| 申请号 |
AU19900049401 |
申请日期 |
1990.01.03 |
| 申请人 |
ALLIED-SIGNAL INC. |
发明人 |
STEPHEN FREDERIC YATES |
| 分类号 |
C07C17/38;C07C17/389;C07C19/08;C07C21/18 |
主分类号 |
C07C17/38 |
| 代理机构 |
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