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发明名称
FREMGANGSMAATE FOR FREMSTILLING AV PAPIR MED ET SUBSTITUERT RAVSYREANHYDRID SOM LIMINGSMIDDEL.
摘要
申请公布号
NO169906(B)
申请公布日期
1992.05.11
申请号
NO19870003043
申请日期
1987.07.21
申请人
SEIKO KAGAKU KOGYO CO LTD;HOKUETSU PAPER MILLS LTD;NIPPON OIL CO LTD
发明人
YOSHIOKA, SHIGEHIKO;YAMADA, HIDETO;HONMA, AKIRA;SATO, HISATAKE
分类号
D21H17/28;D21H17/16;D21H17/29;D21H23/76;(IPC1-7):D21H17/74;D21H17/06;D21H17/68
主分类号
D21H17/28
代理机构
代理人
主权项
地址
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