发明名称 |
Process for producing bleached pulp |
摘要 |
<p>A bleached pulp is produced by a process in which an unbleached pulp prepared from a wood material is treated in an aqueous acid solution under a pressure generated by an oxygen and/or nitrogen containing gas, and the acid-treated pulp is subjected to a single or multi-stage bleaching procedure.</p> |
申请公布号 |
EP0863251(A1) |
申请公布日期 |
1998.09.09 |
申请号 |
EP19980660014 |
申请日期 |
1998.03.03 |
申请人 |
OJI PAPER CO., LTD. |
发明人 |
UCHIDA, YOSUKE;YAMAMOTO, TAKAHIRO;IWASAKI, MAKOTO |
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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