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公开(公告)号：US2874100A
公开(公告)日：1959-02-17
申请号：US63145356
申请日：1956-12-31
Applicant: SHELL DEV
Inventor： BREIER IRWIN L , COPPINGER GALVIN M
IPC: C07C45/86
CPC classification number: C07C45/86
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