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公开(公告)号:US2776258A
公开(公告)日:1957-01-01
申请号:US35157853
申请日:1953-04-28
Applicant: IONICS
Inventor: GILLILAND EDWIN R
IPC: B01J49/00
CPC classification number: B01J49/09
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公开(公告)号:US2741591A
公开(公告)日:1956-04-10
申请号:US21351451
申请日:1951-03-02
Applicant: IONICS
Inventor: DEWEY II DAVIS R , GILLILAND EDWIN R
CPC classification number: B01D61/44
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