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公开(公告)号：US2371207A
公开(公告)日：1945-03-13
申请号：US47520443
申请日：1943-02-08
Applicant: SHELL DEV
Inventor： ZUBLIN ERNEST W , BARNUM EMMETT R , WHITE EILIS R
CPC classification number: C23F11/126 , C23F11/16 , Y10T428/31678
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