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发明名称
METHOD OF TRADE PREPARING OF GASEOUS WORKING MEDIUM
摘要
申请公布号
RU1464546(C)
申请公布日期
1994.11.30
申请号
SU19864130079
申请日期
1986.10.01
申请人
MULLAEV BERT TAU-SULTANOVICH
发明人
MULLAEV B.T.-S.
分类号
E21B43/00;(IPC1-7):E21B43/00
主分类号
E21B43/00
代理机构
代理人
主权项
地址
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