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发明名称
ROCK TEMPERATURE INDICATOR
摘要
申请公布号
SU1135898(A1)
申请公布日期
1985.01.23
申请号
SU19833658325
申请日期
1983.10.31
申请人
INST TEKHNICHESKOJ TEPLOFIZIKI AN USSR;INST METALLOFIZIKI AN USSR
发明人
BOJCHUK INNA N,SU;GUREVICH MAJOR E,SU;KOVAL YURIJ N,SU;CHERNYAK VILEN P,SU
分类号
E21B47/07;E21C39/00;(IPC1-7):E21B47/06
主分类号
E21B47/07
代理机构
代理人
主权项
地址
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