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公开(公告)号：US3290161A
公开(公告)日：1966-12-06
申请号：US31376363
申请日：1963-10-04
Applicant: FMC CORP
Inventor： SHELDON FRED R , KIBBEL JR WILLIAM H , KRESSBACH JAMES E
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2.发明授权Process of maintaining brightness in high density wood pulp having a ph6-10 by adding hydrogen peroxide and composition produced thereby 失效通过加入过氧化氢和由此生成的组合物在具有ph6-10的高密度木浆中保持亮度的方法
公开(公告)号：US2822236A
公开(公告)日：1958-02-04
申请号：US47012854
申请日：1954-11-19
Applicant: FMC CORP
Inventor： SHELDON FRED R , MCEWEN ROBERT L , PRICE CARL E
IPC: D21C9/10
CPC classification number: D21C9/1047
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