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发明名称
Способ регулирования времени между перекидками клапанов мартеновских печей и устройство для его осуществления
摘要
申请公布号
SU116976(A1)
申请公布日期
1957.11.30
申请号
SU19490367284
申请日期
1949.02.26
申请人
POPOV A.A.
发明人
POPOV A.A.
分类号
F27D21/00
主分类号
F27D21/00
代理机构
代理人
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