Patent search ap:("ALUMINUM CO OF AMERICA") AND inv:"CLEVE JOHN W VAN" Page 1

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发明授权
Purification of solutions 失效
Title translation: 净化溶液

公开(公告)号：US2486318A

公开(公告)日：1949-10-25

申请号：US67082846

申请日：1946-05-18

Applicant: ALUMINUM CO OF AMERICA

Inventor： NEWSOME JAMES W , CLEVE JOHN W VAN

IPC: C01D7/24

CPC classification number: C01D7/24

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