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公开(公告)号：US2916143A
公开(公告)日：1959-12-08
申请号：US65911457
申请日：1957-05-14
Applicant: DORR OLIVER INC
Inventor： MCCONALOGUE WESLEY E
CPC classification number: C13B20/00 , B01D35/30 , B01D2201/301 , B01D2201/304 , B01J3/03 , F16J13/12 , Y10S285/92
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