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1.发明授权
公开(公告)号：US2867671A
公开(公告)日：1959-01-06
申请号：US60066256
申请日：1956-07-30
Applicant: SHELL DEV
Inventor： MULLINCAUX RICHARD D , RALEY JOHN H
IPC: C07C5/44
CPC classification number: C07C5/44 , Y10S585/92 , C07C13/00
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