发明名称 |
OIL-WELL SUCKER-ROD PUMP UNIT FOR SIMULTANEOUS SEPARATE PRODUCTION OF OIL FROM TWO BEDS |
摘要 |
FIELD: oil producing industry. ^ SUBSTANCE: proposed device is designed for use at simultaneous separate production of oil from two beds by means of deep-well sucker-rod pump units. It contains plunger with cylinder, suction and delivery valves, side valve to take off liquid from upper bed, packer separating said beds and arranged lower than pump intake. Plunger of pump is provided with smaller diameter plunger arranged lower and furnished with delivery valve. Side valve is located in lower end face part of larger size cylinder. Additional delivery valve arranged in upper part of smaller diameter plunger communicates with space formed by outer surface of smaller diameter plunger and larger diameter cylinder of pump. ^ EFFECT: provision of operation of plant irrespective of location of bed with larger formation pressure. ^ 1 dwg |
申请公布号 |
RU2321771(C1) |
申请公布日期 |
2008.04.10 |
申请号 |
RU20060130614 |
申请日期 |
2006.08.24 |
申请人 |
OBSHCHESTVO S OGRANICHENNOJ OTVETSTVENNOST'JU KOGALYMSKIJ NAUCHNO-ISSLEDOVATEL'SKIJ I PROEKTNYJ INSTITUT NEFTI (OOO "KOGALYMNIPINEFT'") |
发明人 |
VALEEV MARAT DAVLETOVICH;PAL'CHIKOV IGOR' LEONIDOVICH;FALIMOV FARID SAGITOVICH |
分类号 |
F04B47/00 |
主分类号 |
F04B47/00 |
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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