Invention Grant
- Patent Title: Process for producing dense iron powders from sponge iron
- Patent Title (中): 从海绵铁生产致密铁粉的方法
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Application No.: US23877762Application Date: 1962-11-19
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Publication No.: US3214262APublication Date: 1965-10-26
- Inventor: VON BOGDANDY LUDWIG , HANS-JURGEN EISFELDER
- Applicant: HUETTENWERK OBERHAUSEN AG
- Assignee: Huttenwerk Oberhausen AG
- Current Assignee: Huttenwerk Oberhausen AG
- Priority: DEH0044216 1961-11-24
- Main IPC: B22F9/00
- IPC: B22F9/00 ; B22F9/04 ; B22F9/22 ; B23K35/365 ; C21B13/00 ; C21B13/08 ; C22C33/02
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