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公开(公告)号：US2079424A
公开(公告)日：1937-05-04
申请号：US70408933
申请日：1933-12-27
Applicant: STANDARD OIL DEV CO
Inventor： READ CHESTER L , HARRINGTON PAUL J
IPC: C01B17/90
CPC classification number: C01B17/901 , Y10T137/0391
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公开(公告)号：US1943822A
公开(公告)日：1934-01-16
申请号：US48986330
申请日：1930-10-20
Applicant: STANDARD OIL DEV CO
Inventor： HARRINGTON PAUL J
CPC classification number: B01D11/043 , B01D11/0484 , B01F3/0873 , C10G21/00
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