Claims
- 1. A device for crystallization of a component from a liquid mixture comprising a chamber, a first conduit connected to said chamber for supplying said mixture, a second conduit connected to and in communication with said chamber for introducing cold gas, a third conduit for withdrawing warmed gas from said crystallizer, a turbo-expander for cooling gas withdrawn from said chamber, a fourth conduit leading from the turbo-expander to said chamber, means for removing the crystallized component from said chamber and means for removing the remaining liquid film said chamber.
- 2. In a process for crystallization of paraxylene, employing the crystallization device claim 1.
- 3. A device for crystallization of a component from a liquid mixture comprising a chamber, a first conduit connected to said chamber for supplying said mixture, a second conduit connected to and in communication with said chamber for introducing cold gas, a third conduit for withdrawing warmed gas from said crystallizer, a compressor for compressing, the warmed gas withdrawn from said chamber, a turbo-expander for cooling gas withdrawn from said chamber, a fourth conduit leading from the turbo-expander to said chamber, an outlet for removing the crystallized component from said chamber and an outlet for removing the remaining liquid film said chamber.
Priority Claims (1)
Number |
Date |
Country |
Kind |
97 07553 |
Jun 1997 |
FR |
|
CROSS REFERENCE TO RELATED APPLICATION
This application is a continuation-in-part of application Ser. No. 09/097,684, filed on Jun. 16, 1998 now U.S. Pat. No. 6,162,262.
US Referenced Citations (10)
Foreign Referenced Citations (6)
Number |
Date |
Country |
972036 |
May 1959 |
DE |
2222755 |
Nov 1973 |
DE |
0455243 |
Nov 1991 |
EP |
06115889 |
Aug 1994 |
EP |
WO 9620908 |
Jul 1996 |
WO |
WO 9622262 |
Jul 1996 |
WO |
Continuation in Parts (1)
|
Number |
Date |
Country |
Parent |
09/097684 |
Jun 1998 |
US |
Child |
09/466980 |
|
US |