发明名称 |
PLANT FOR SIMULTANEOUS-SEPARATE PUMPING OF AGENT TO TWO OR THREE FORMATIONS |
摘要 |
FIELD: oil and gas industry. ^ SUBSTANCE: device includes tubing string, packers installed above formations and arranged in tubing string, coupling arranged under packers with non-crossing longitudinal and radial channels. At that axial channel of the coupling arranged above is larger than that of the coupling arranged below. In device there are two or three replaceable dosing plugs installed in couplings. Couplings housings are provided with dosing nozzles. Each plug corresponds to size of coupling axial channel where the plug is to be installed. Lowering and removal of plugs is to be done using a grab on wire or rope with hook to upper plug. ^ EFFECT: possibility of agent pumping to two or three formations and of control of pumped agent flow in formations. ^ 1 dwg |
申请公布号 |
RU2451163(C2) |
申请公布日期 |
2012.05.20 |
申请号 |
RU20090136730 |
申请日期 |
2009.10.05 |
申请人 |
OTKRYTOE AKTSIONERNOE OBSHCHESTVO "AKTSIONERNAJA NEFTJANAJA KOMPANIJA "BASHNEFT'" (OAO "ANK "BASHNEFT'") |
发明人 |
GARIFULLIN IL'DAR SHAMIL'EVICH;MUSIN RUSTEM RABISOVICH;ABUTALIPOV URAL MARATOVICH;IMASHEV RAMIL' NAILEVICH;KUTLUJAROV JURIJ KHALIFOVICH;REZVANOV MALIK AKRAMOVICH |
分类号 |
E21B43/14 |
主分类号 |
E21B43/14 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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