Invention Grant
- Patent Title: Purifying light metal
- Patent Title (中): 净化轻金属
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Application No.: US31044028Application Date: 1928-10-04
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Publication No.: US1871316APublication Date: 1932-08-09
- Inventor: GANN JOHN A
- Applicant: DOW CHEMICAL CO
- Assignee: Dow Chemical Co
- Current Assignee: Dow Chemical Co
- Priority: US31044028 1928-10-04
- Main IPC: C22B26/22
- IPC: C22B26/22
Information query
