Invention Grant
- Patent Title: Preparation of furnace feed
- Patent Title (中): 炉料的制备
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Application No.: US56597544Application Date: 1944-11-30
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Publication No.: US2477412APublication Date: 1949-07-26
- Inventor: FRED LOHSE
- Applicant: PERMANENTE METALS CORP
- Assignee: Permanente Metals Corp
- Current Assignee: Permanente Metals Corp
- Priority: US56597544 1944-11-30
- Main IPC: C22B1/24
- IPC: C22B1/24 ; C22B1/244 ; C22B26/22
Information query
