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公开(公告)号:US2858346A
公开(公告)日:1958-10-28
申请号:US43591454
申请日:1954-06-10
Applicant: PRB NV
Inventor: MARIE DIELS ALBERT FERNAND , HERMANN ORTH
IPC: B01D9/00 , C07C201/16
CPC classification number: C07C201/16 , B01D9/0004 , C06B21/0066 , C07C205/06
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公开(公告)号:US2661690A
公开(公告)日:1953-12-08
申请号:US16228850
申请日:1950-05-16
Applicant: PRB NV
Inventor: MARIE DIELS ALBERT FERNAND
IPC: F42B23/00
CPC classification number: F42B23/00
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公开(公告)号:US2646750A
公开(公告)日:1953-07-28
申请号:US18503050
申请日:1950-09-15
Applicant: PRB NV
Inventor: MARIE DIELS ALBERT FERNAND
IPC: F42C14/02
CPC classification number: F42C14/02
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