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公开(公告)号：US2989520A
公开(公告)日：1961-06-20
申请号：US80798259
申请日：1959-04-22
Applicant: NAT STARCH CHEM CORP
Inventor： RUTENBERG MORTON W , VOLPE JOSEPH L
IPC: C08B31/12
CPC classification number: C08B31/12
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