| 发明名称 |
METHOD AT THE DIGESTION OF CELLULOSE-CONTAINING MATERIAL |
| 摘要 |
<p>A process for the digestion and bleaching of cellulose-containing material in a sulphate pulp mill provides a fully bleached sulphate pulp with reduced environmental pollution by absorbing SO2-containing gas in an absorption liquor which comprises an alkali metal salt free from sulphur and its compounds.</p> |
| 申请公布号 |
CA1122360(A) |
申请公布日期 |
1982.04.27 |
| 申请号 |
CA19790324634 |
申请日期 |
1979.04.02 |
| 申请人 |
SCA DEVELOPMENT AKTIEBOLAG |
发明人 |
ANDERSSON, PER-ERIK;ERIKSSON, FALL E.I. |
| 分类号 |
B01D53/50;B01D53/68;D21C11/00;D21C11/06;(IPC1-7):21C11/06 |
主分类号 |
B01D53/50 |
| 代理机构 |
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代理人 |
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| 主权项 |
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| 地址 |
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