发明名称 |
PROCESS FOR THE DELIGNIFICATION AND BLEACHING OF CHEMICAL AND SEMICHEMICAL CELLULOSE PULPS |
摘要 |
A process for the delignification and bleaching of chemical and semi-chemical cellulosic pulps in which the pulp is subjected to a treatment with oxygen and a subsequent treatment with peroxide. The effluent from the treatment with peroxide is at least partially recycled to the treatment with oxygen. |
申请公布号 |
DE3061330(D1) |
申请公布日期 |
1983.01.20 |
申请号 |
DE19803061330 |
申请日期 |
1980.05.14 |
申请人 |
INTEROX SOCIETE ANONYME DITE: |
发明人 |
PAPAGEORGES, GEORGES;LEDOUX, PIERRE |
分类号 |
D21C9/10;(IPC1-7):D21C9/10 |
主分类号 |
D21C9/10 |
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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