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发明名称
MANUFACTURE OF HIGH PURITY AND HIGH CARBON IRON FINE POWDER
摘要
申请公布号
JPH02270901(A)
申请公布日期
1990.11.06
申请号
JP19890092279
申请日期
1989.04.11
申请人
YOSHIKAWA KOGYO CO LTD
发明人
HORIGUCHI HIROSHI
分类号
B22F1/00
主分类号
B22F1/00
代理机构
代理人
主权项
地址
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