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公开(公告)号：US2292734A
公开(公告)日：1942-08-11
申请号：US30862639
申请日：1939-12-11
Applicant: SHELL DEV
Inventor： BENT FRANKLIN A , GORDON BYRNE FRANCIS
IPC: C08L29/14
CPC classification number: C08L29/14 , C08L2666/02
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