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公开(公告)号：US2534828A
公开(公告)日：1950-12-19
申请号：US4440448
申请日：1948-08-14
Applicant: SHELL DEV
Inventor： MITCHELL LLOYD J , SOMMER HARRY J
IPC: C08K5/3462
CPC classification number: C08K5/3462 , C08L95/00
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