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发明名称
METHOD FOR PREVENTING FORMATION OF DUST OF PYRITIC SULFUR
摘要
申请公布号
RU1790683(C)
申请公布日期
1993.01.23
申请号
SU19914928558
申请日期
1991.02.25
申请人
SIBIRSKIJ NI PI TSEMENTNOJ PROMYSHLENNOSTI
发明人
VOLOSEVICH VLADISLAV V,SU
分类号
E21F5/06
主分类号
E21F5/06
代理机构
代理人
主权项
地址
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