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公开(公告)号:US2772748A
公开(公告)日:1956-12-04
申请号:US36938753
申请日:1953-07-21
Applicant: SHELL DEV
Inventor: MANNING JR EARL
IPC: B01D3/22
CPC classification number: B01D3/22
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公开(公告)号:US2862697A
公开(公告)日:1958-12-02
申请号:US54818755
申请日:1955-11-21
Applicant: SHELL DEV
Inventor: JOHANNES ZUIDERWEG FREDERIK , MANNING JR EARL , CLARIDGE ELMOND L
IPC: B01D3/20
CPC classification number: B01D3/20
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公开(公告)号:US2819049A
公开(公告)日:1958-01-07
申请号:US36647253
申请日:1953-07-07
Applicant: SHELL DEV
Inventor: MANNING JR EARL , KAEMMERLEN JR CYRIL J
IPC: B01D3/20
CPC classification number: B01D3/205
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