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发明名称
GASEOUS ANCHOR
摘要
申请公布号
SU1469104(A1)
申请公布日期
1989.03.30
申请号
SU19874261909
申请日期
1987.06.15
申请人
KAZAKHSKIJ GNI PI NEFTYANOJ PROMYSHLENNOSTI
发明人
TROITSKIJ VITALIJ F,SU;KASPARYANTS ERNEST S,SU;AKOPOV BORIS KH,SU;CHAJKA GEORGIJ A,SU;VARTAZARYAN ARTAVAZD A,SU
分类号
E21B43/38;B01D19/00
主分类号
E21B43/38
代理机构
代理人
主权项
地址
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