发明名称 |
METHOD AND TUBE FOR RECOVERY OF OIL OR GAS |
摘要 |
FIELD: oil and gas production industry. SUBSTANCE: method relates to extraction of oil or gas from well at oil or gas deposit or for injection of liquids into well. Used for recovery of oil or gas is recovery tube and drain tube located below it. Drain tube is divided into sections having at least one inflow limiting device. Inflow of liquid into well or injection of liquid into well is restricted. Supply of oil or gas into drain pipe is kept under control. EFFECT: improved pressure profile in drain tube. 9 cl, 7 dwg |
申请公布号 |
RU2126882(C1) |
申请公布日期 |
1999.02.27 |
申请号 |
RU19930053763 |
申请日期 |
1993.09.17 |
申请人 |
NORSK KHJUDRO A.S. |
发明人 |
KRISTIAN BREKKE;JON PETTER SARGEANT |
分类号 |
E21B43/00;E21B17/18;E21B43/08;E21B47/12;(IPC1-7):E21B43/00 |
主分类号 |
E21B43/00 |
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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