Patent search ap:("ALUMINUM CO OF AMERICA") AND inv:"SOUDER CHARLES W" Page 1

1.

发明授权
Treatment of aluminum-hydrate sludge 失效
Title translation: 铝水合物污泥的处理

公开(公告)号：US1445917A

公开(公告)日：1923-02-20

申请号：US33282519

申请日：1919-10-23

Applicant: ALUMINUM CO OF AMERICA

Inventor： SOUDER CHARLES W

IPC: C01F7/02 , C01F7/14 , C01F7/44

CPC classification number: C01F7/441 , C01F7/021 , C01F7/148

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