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发明名称
УСТРОЙСТВО ПРИУСТЬЕВОЙ РАБОЧЕЙ ЗОНЫ
摘要
申请公布号
RU17058(U1)
申请公布日期
2001.03.10
申请号
RU20000125221U
申请日期
2000.10.09
申请人
Открытое акционерное общество Акционерная нефтяная компания "Югранефть"
发明人
Черных С.С.;Давыдов С.А.;Федорив Л.В.
分类号
E21B33/03
主分类号
E21B33/03
代理机构
代理人
主权项
地址
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