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公开(公告)号:US2356717A
公开(公告)日:1944-08-22
申请号:US46911142
申请日:1942-12-15
Applicant: STANDARD OIL DEV CO
Inventor: WILLIAMS ROBERT W
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公开(公告)号:US2652317A
公开(公告)日:1953-09-15
申请号:US8492449
申请日:1949-04-01
Applicant: STANDARD OIL DEV CO
Inventor: REES KENNETH A , INNES JR THEODORE J , WILLIAMS LEONARD M , WILLIAMS ROBERT W
IPC: B01J8/44
CPC classification number: B01J8/44
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公开(公告)号:CA457290A
公开(公告)日:1949-06-07
申请号:CA457290D
Applicant: STANDARD OIL DEV CO
Inventor: WILLIAMS ROBERT W
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