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发明名称
DEVICE FOR ELECTRIC TREATMENT OF DRILLING MUDS
摘要
申请公布号
SU829860(A1)
申请公布日期
1981.05.15
申请号
SU19792801489
申请日期
1979.07.25
申请人
VOROSHILOVGRADSKOE OTDEL SP K BYURO V PROMYSHLENNOGO OBEDINENIYA "SOYUZGEOTEKHNIKA"
发明人
LUZGANOV VLADIMIR I,SU;ERMOLENKO TAMARA P,SU;VARNAZOV GENRIKH S,SU
分类号
E21B21/06;E21B21/00;(IPC1-7):E21B21/00
主分类号
E21B21/06
代理机构
代理人
主权项
地址
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