The result indicated that weak gel system had fairly good saline and thermal stability and anti-shear property.
结果表明,弱凝胶体系具有较好的盐热稳定性和抗剪切性。
The weak gel drives the water in place into the pores plugged by gas bubbles and, overcoming Jamin effect, displaces the oil out.
弱凝胶克服贾敏效应驱油,弱凝胶驱使水进入气锁孔隙,逐渐将剩余油驱出。
The achievements could provide a scientific base for field well selection of weak gel profile control in the conglomerate oil reservoir.
该研究结果为砾岩油藏弱凝胶调驱的矿场选井提供了依据。
In order to improve plugging capability of weak gel profile controlling agent to high osmotic cores, commonly add some solid grains into it.
为了提高弱凝胶调剖剂对高渗透岩心的堵塞能力,一般添加部分固体颗粒。
In allusion to the characteristics of high temperature reservoirs, nonionic polyacrylamide was used to react with formaldehyde and phenol form weak gel.
针对高温油藏特点,采用非离子聚丙烯酰胺与甲醛和苯酚进行了地层条件下的成胶性能研究。
The weak gel thus diverts the followed fluids and in predominant cases the residual oil is displaced out of small pores by the water (or oil) in front of the gel stream.
弱凝胶使后续液流转向,在绝大多数情况下,小孔隙中的剩余油是被弱凝胶驱动的水(和油)驱出的。
The experiment results showed that preformed weak gel had many characteristics such as shear dilute rheological characteristic, anti-shear, easy injection and low filtration;
实验结果表明,一次交联聚合物弱凝胶具有剪切稀释的流变特征,耐剪切,注入性好,滤失量低;
Aiming at the characteristic of the weak gel, this paper established a suit of technical method and test criteria to evaluate the strength and the performance of the weak gel.
针对弱凝胶的特点,建立了一套评价弱凝胶强度、性能的技术方法和测试标准。
The injection of a weak gel moderate profile plug, sealing the mainstream channels, the expansion of water flooding swept volume, and to promote microbial slug front moves forward;
再注一个弱凝胶调剖段塞,封堵主流道,扩大水驱波及体积,并推动前置微生物段塞向前移动;
An organic chrome crosslinking agent of weak gel for deep profile control has been synthesized by using a monose compound as ligand based on its complexing constant of the complexing agent.
根据络合剂的络合常数,以单糖化合物为配位体合成出一种用于深部调驱用弱凝胶有机铬交联剂。
The results of core flooding experiment and the study of the propagation about the weak gel show that the agent has a high blocking rate and good selection which can modify the water profile well.
岩心流动实验和对弱凝胶在孔隙中运移行为的研究表明,该调驱剂封堵率高,具有良好的选择性,剖面改善效果好。
The results of core flooding experiment and the study of the propagation about the weak gel show that the agent has a high blocking rate and good selection which can modify the water profile well.
岩心流动实验和对弱凝胶在孔隙中运移行为的研究表明,该调驱剂封堵率高,具有良好的选择性,剖面改善效果好。
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