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公开(公告)号:US2374950A
公开(公告)日:1945-05-01
申请号:US47709843
申请日:1943-02-25
Applicant: STANDARD OIL DEV CO
Inventor: PACKIE JOHN W , GIBBS LESTER S
IPC: B01D3/18
CPC classification number: B01D3/18
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公开(公告)号:CA450330A
公开(公告)日:1948-08-03
申请号:CA450330D
Applicant: STANDARD OIL DEV CO
Inventor: GIBBS LESTER S , PACKIE JOHN W
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