发明名称 METHOD OF PROCESSING WELL HEADING
摘要 FIELD: oil-and-gas industry. ^ SUBSTANCE: proposed method comprises pumping carbon-based ferromagnetic fluid with ferromagnetic particles and surfactant, fat acid, into formation, acting on the latter by magnetic field and extracting waste products from the well. Kerosene is used as carbon-based fluid. Magnetite is used as ferromagnetic particles. Rapic acid is used as fat acid. Rotating magnetic field is used. ^ EFFECT: higher efficiency of processing well heading, reduced operating costs. ^ 2 cl, 1 tbl, 1 ex
申请公布号 RU2391492(C2) 申请公布日期 2010.06.10
申请号 RU20070137510 申请日期 2007.10.09
申请人 ZAKRYTOE AKTSIONERNOE OBSHCHESTVO NAUCHNO-ISSLEDOVATEL'SKIJ PROEKTNO-IZYSKATEL'SKIJ INSTITUT "INZHGEO" ZAO "NIPI"INZHGEO" 发明人 BERLIN MARK ABRAMOVICH;GARUSHEV EHDUARD ALEKSANDROVICH;GRABOVSKIJ JURIJ PAVLOVICH;KOROBKIN ANATOLIJ VLADIMIROVICH
分类号 E21B37/06;E21B43/25 主分类号 E21B37/06
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