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公开(公告)号:US2831840A
公开(公告)日:1958-04-22
申请号:US43987954
申请日:1954-06-28
Applicant: SHELL DEV
Inventor: JOHANNES LINDEBOOM
IPC: C08F2/22 , C08F6/26 , C08L57/00
CPC classification number: C08L57/00 , C08F6/26 , Y10S8/09