Patent search ap:("ALUMINUM CO OF AMERICA") AND inv:"HARALD PEDERSEN" Page 1

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发明授权
Process of manufacturing aluminum hydroxide 失效
Title translation: 制造氢氧化铝的工艺

公开(公告)号：US1618105A

公开(公告)日：1927-02-15

申请号：US11427826

申请日：1926-06-07

Applicant: ALUMINUM CO OF AMERICA

Inventor： HARALD PEDERSEN

IPC: C01F7/02 , C01F7/08

CPC classification number: C01F7/02 , C01F7/08

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