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发明名称
METHOD OF TAKING SLURRY SAMPLE WHILE DRILLING AT FULL HOLE BOTTOM
摘要
申请公布号
SU994705(A1)
申请公布日期
1983.02.07
申请号
SU19813342475
申请日期
1981.09.02
申请人
VNI P K I GORNOGO DELA TSVETNOJ METALLURGII
发明人
MAKSIMOV VLADIMIR A,SU;PASHCHENKOV VIKTOR Z,SU;STOLCHNEV VLADIMIR G,SU;POPOV VLADISLAV N,SU;ESTAEV MELS B,SU;MOLODTSOV OLEG V,SU;MOKHOVA NINA A,SU
分类号
E21B49/02;(IPC1-7):E21B49/02
主分类号
E21B49/02
代理机构
代理人
主权项
地址
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