Invention Grant
- Patent Title: Two step refining process in a tiltable rotary furnace
- Patent Title (中): 可倾斜旋转炉中的两步精炼过程
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Application No.: US54922055Application Date: 1955-11-18
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Publication No.: US2853377APublication Date: 1958-09-23
- Inventor: STURE KALLING BO MICHAEL , EVALD JOHANSSON FOLKE CARL
- Applicant: STORA KOPPARBERGS BERGSLAGS AB
- Assignee: Stora Kopparbergs Bergslags Ab
- Current Assignee: Stora Kopparbergs Bergslags Ab
- Priority: SE2853377X 1954-11-25
- Main IPC: C21C5/32
- IPC: C21C5/32
Information query
