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公开(公告)号：DE708873C
公开(公告)日：1941-07-31
申请号：DEST057556
申请日：1938-06-12
Applicant: STANDARD OIL DEV CO
Inventor： POKORNY DR OLDRICH S , GURD GEORGE W
IPC: C10G21/16
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公开(公告)号：CA373083A
公开(公告)日：1938-04-12
申请号：CA373083D
Applicant: STANDARD OIL DEV CO
Inventor： STRATFORD REGINALD K , GURD GEORGE W
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