Patent search ap:("ALUMINUM CO OF AMERICA") AND inv:"BURROWS HARRISON O" Page 1

1.

发明授权
Metal-recovering furnace 失效
Title translation: 金属回收炉

公开(公告)号：US1797276A

公开(公告)日：1931-03-24

申请号：US11850426

申请日：1926-06-25

Applicant: ALUMINUM CO OF AMERICA

Inventor： STAY THERON D , BURROWS HARRISON O

IPC: F27B3/20 , F27B17/00

CPC classification number: F27B3/20 , F27B17/00 , Y10S266/90 , Y10S266/901

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