Invention Grant
- Patent Title: Recovery of heat treating salts
- Patent Title (中): 回收热处理盐
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Application No.: US32887540Application Date: 1940-04-10
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Publication No.: US2247579APublication Date: 1941-07-01
- Inventor: HOLT DONALD A
- Applicant: DU PONT
- Assignee: Du Pont
- Current Assignee: Du Pont
- Priority: US32887540 1940-04-10
- Main IPC: C21D1/46
- IPC: C21D1/46
Information query
