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公开(公告)号：US1262295A
公开(公告)日：1918-04-09
申请号：US20224517
申请日：1917-11-15
Applicant: THIOGEN COMPANY
Inventor： YOUNG STEWART W
CPC classification number: B01D53/501
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公开(公告)号：US1094767A
公开(公告)日：1914-04-28
申请号：US1911644156
申请日：1911-08-15
Applicant: THIOGEN COMPANY
Inventor： YOUNG STEWART W
CPC classification number: C01B17/0482
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