| 发明名称 |
Process for the purification of chlorinated aromatic hydrocarbons |
| 摘要 |
In a process for the purification by distillation of chlorinated aromatic hydrocarbons originating from the chlorination of aromatic hydrocarbons in the presence of FeCl3, the crude reaction product is first partially degassed and then directly subjected to distillation in the presence of said FeCl3.
|
| 申请公布号 |
US5993607(A) |
申请公布日期 |
1999.11.30 |
| 申请号 |
US19980058166 |
申请日期 |
1998.04.10 |
| 申请人 |
ELF ATOCHEM, S.A. |
发明人 |
COMMANDEUR, RAYMOND;AUDOUX, DOMINIQUE |
| 分类号 |
B01J27/128;C07B61/00;C07B63/00;C07C17/12;C07C17/38;C07C17/386;C07C25/02;C07C25/10;(IPC1-7):B01D3/34 |
主分类号 |
B01J27/128 |
| 代理机构 |
|
代理人 |
|
| 主权项 |
|
| 地址 |
|
