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公开(公告)号：US2064373A
公开(公告)日：1936-12-15
申请号：US3853635
申请日：1935-08-30
Applicant: SHELL DEV
Inventor： CARRIERE JOHN G , LUDWIG ROSENSTEIN
IPC: B08B9/08
CPC classification number: B08B9/08 , Y10S165/001
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