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经营范围
发明名称
HEAT INSULATED STRING
摘要
申请公布号
SU926224(A1)
申请公布日期
1982.05.07
申请号
SU19792849384
申请日期
1979.12.10
申请人
PECHORSKIJ GNI PI NEFTYANOJ PROMY;VNII BUROVOJ TEKHNIKI
发明人
ORLOV ALEKSANDR V,SU;PALIJ POLIKARP A,SU;POLOZKOV ALEKSANDR V,SU;ISUPOVA VERA V,SU;SAPGIR BORIS L,SU;BYKOV IGOR YU,SU;SOLOVEV VLADIMIR V,SU;CHUPROV GENNADIJ S,SU
分类号
E21B17/00;E21B36/00;F16L59/00;(IPC1-7):E21B17/00
主分类号
E21B17/00
代理机构
代理人
主权项
地址
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