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发明名称
APPARATUS FOR MONITORING THE FACE PARAMETERS IN THE BOREHOLE DRILLING PROCESS
摘要
申请公布号
SU652319(A1)
申请公布日期
1979.03.15
申请号
SU19772479324
申请日期
1977.04.25
申请人
VNII BUROVOJ TEKHNIKI
发明人
ALPEROVICH SAMUIL A,SU;LEVITIN VIKTOR YU,SU;YASASHIN ANATOLIJ M,SU
分类号
E21B47/14;E21B45/00;E21B47/022;E21B47/20;(IPC1-7):E21B45/00;E21B47/12;E21B47/02
主分类号
E21B47/14
代理机构
代理人
主权项
地址
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