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公开(公告)号:US1915460A
公开(公告)日:1933-06-27
申请号:US43123430
申请日:1930-02-25
Applicant: STANDARD OIL DEV CO
Inventor: WILSON AMYUIT L
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公开(公告)号:US1878052A
公开(公告)日:1932-09-20
申请号:US51279831
申请日:1931-02-02
Applicant: STANDARD OIL DEV CO
Inventor: WILSON AMYUIT L , HULSE STEWART H
IPC: B01D19/00
CPC classification number: B01D19/0057
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公开(公告)号:US1830776A
公开(公告)日:1931-11-10
申请号:US9024226
申请日:1926-02-24
Applicant: STANDARD OIL DEV CO
Inventor: WILSON AMYUIT L
IPC: F22B17/12
CPC classification number: F22B17/12
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