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发明名称
Improvements in and relating to the production of calcium carbide
摘要
申请公布号
GB750627(A)
申请公布日期
1956.06.20
申请号
GB19530026797
申请日期
1953.09.30
申请人
ELECTRIC FURNACE PRODUCTS COMPANY LIMITED
发明人
分类号
C01B31/32
主分类号
C01B31/32
代理机构
代理人
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