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公开(公告)号:US2564855A
公开(公告)日:1951-08-21
申请号:US76734447
申请日:1947-08-07
Applicant: UNION OIL CO
Inventor: NEFF LOREN L , WAMPLER ELVIN L
IPC: A01N35/02
CPC classification number: A01N35/02
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2.
公开(公告)号:US2557520A
公开(公告)日:1951-06-19
申请号:US7727849
申请日:1949-02-18
Applicant: UNION OIL CO
Inventor: SKINNER DAVIS A , WAMPLER ELVIN L
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公开(公告)号:US2557519A
公开(公告)日:1951-06-19
申请号:US7727749
申请日:1949-02-18
Applicant: UNION OIL CO
Inventor: SKINNER DAVIS A , WAMPLER ELVIN L
CPC classification number: C07C323/00
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