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公开(公告)号:US2942963A
公开(公告)日:1960-06-28
申请号:US48674955
申请日:1955-02-07
Applicant: STANDARD OIL CO
Inventor: BURGWALD THEODORE A
CPC classification number: C06B31/30 , C06B23/007 , C06B45/10
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公开(公告)号:US2942964A
公开(公告)日:1960-06-28
申请号:US50404855
申请日:1955-04-26
Applicant: STANDARD OIL CO
Inventor: BURGWALD THEODORE A , JACK LINSK , MORELLO EDWIN F
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