| 发明名称 |
PROCESS AND INSTALLATION FOR PREPARING CELLULOSE WASTE LYE |
| 摘要 |
In an electrochemical treatment the cationogenous components are removed from the cellulose waste lye containig lignin sulphonates in the ano de space. Lignin sulphonic acids are produced from the waste lye.
|
| 申请公布号 |
CA2157394(C) |
申请公布日期 |
2001.05.01 |
| 申请号 |
CA19942157394 |
申请日期 |
1994.02.24 |
| 申请人 |
|
发明人 |
BRANDT, BURKHARD;BORN, GERHARD |
| 分类号 |
B01D61/42;C02F1/469;D21C11/00;(IPC1-7):D21C11/00 |
主分类号 |
B01D61/42 |
| 代理机构 |
|
代理人 |
|
| 主权项 |
|
| 地址 |
|
