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公开(公告)号：US1830994A
公开(公告)日：1931-11-10
申请号：US24485428
申请日：1928-01-06
Applicant: STANDARD OIL CO
Inventor： GAINER FRANK J , PAYNE ELMER H , WILLIAM BACHELDOR
CPC classification number: B01D29/111 , B01D29/15 , B01D2201/182
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公开(公告)号：US1819745A
公开(公告)日：1931-08-18
申请号：US29042628
申请日：1928-07-05
Applicant: STANDARD OIL CO
Inventor： GAINER FRANK J
IPC: C10G31/09
CPC classification number: C10G31/09
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