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经营范围
发明名称
HOLE-BOTTOM SLURRY DISINTEGRATOR
摘要
申请公布号
SU802513(A1)
申请公布日期
1981.02.07
申请号
SU19782681465
申请日期
1978.11.02
申请人
UFIMSKIJ NEFTYANOJ INSTITUT
发明人
SULTANOV BAJRAK Z,SU;LYAGOV ALEKSANDR V,SU
分类号
E21B21/00;(IPC1-7):E21B21/00
主分类号
E21B21/00
代理机构
代理人
主权项
地址
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