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USING TITANIUM COAGULANT FOR TREATMENT OF WATER-FLOODED OIL RESERVOIR

机译:使用钛凝结剂处理水驱油藏

摘要

FIELD: oil and gas industry.;SUBSTANCE: invention relates to oil industry, in particular, to methods of controlling coverage of oil reservoirs flooding, and can be used in development of non-uniform permeability and oil saturation of oil deposit or in case of progressing water cut of extracted fluid. Using coagulant, obtained from titanium-containing ore leucoxene, in form of its 1-30 % aqueous suspension for treatment of water-flooded oil formation by pumping it in said oil formation. Invention is developed in depending claims.;EFFECT: high filtration resistances in high-conductivity channels of porous medium that leads to change of hydrodynamic flows and redistribution of injected water, alignment of heterogeneity of formation permeability, elimination of development of flooded high-permeability zones, due to increase of coverage of beds flooding and oil recovery.;3 cl, 1 ex
机译:用于控制油藏驱油覆盖率的方法技术领域本发明涉及石油工业,尤其涉及一种控制油藏注水覆盖率的方法,可用于开发非均匀渗透率和油藏含油饱和度的情况下,或用于提取液进行含水。使用从含钛矿石隐二烯获得的凝结剂,以其1-30%的水悬浮液形式通过泵入注水油层来处理注水油层。发明在从属权利要求中提出。效果:多孔介质的高电导率通道中的高过滤阻力,导致流体动力学流动的变化和注入水的重新分布,地层渗透率的非均质性排列,消除了高渗透率带的开发,由于床层驱油和采油的覆盖面增加。; 3 cl,1 ex

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