… clay hydrated swelling and the resulting shale dispersion, due to the adsorption and self-polymerization
of YZFS-1 molecules in the interlayer of clay. … shale swelling and dispersion. …

… Abstract:The addition of clay hydration inhibitor into drilling fluid can … of clay swelling inhibitor
are briefly introduced and analyzed. From the research process, we can conclude that clay …

… the formation characteristics and the challenges in drilling fluids, … safe drilling of long lateral
horizontal wells in the Mahu Oilfield. … of potassium chloride/organic amine on clay swelling …

: 通过压力传递实验, 对秀山龙马溪组页岩进行了不同浓度和不同类型盐溶液影响下的渗流试验,
确定不同水活度盐溶液对页岩渗流规律和井壁稳定影响机理. 结果表明:(1) 在相同浓度的盐溶液…

… usually contain a high proportion of clay minerals, and the amount of … The proposal challenges
the traditional practice that only … Clay swelling-A challenge in the oilfield[J]. Earth-Science …

… limited the expansion of the clay interlamellar region to only one … performance of PEG/K+ in
oil field drilling. Key words: shale … the role of potassium as a clay swelling inhibitor[J]. Journal …

… (UGS) presents a serious challenge due to low formation … % and effective inhibition of clay
swell. The results provide reference … :Taking Qiang1 block in Liaohe oilfield as an example[J].…

: 井壁失稳是油气勘探开发过程中最为复杂的技术难题之一, 黏土矿物水化膨胀是造成井壁失稳的
关键因素, 其中表面水化因水化势较大而难以去除. 本文通过分子动力学模拟探测了无机盐对蒙…

… oilfield, problems such as low oil recovery rates, low recovery factors, and poor development
effectiveness have become apparent, exacerbating development challenges. … swelling and …

… Clay swelling: A challenge in the oilfield. Earth ⁃ Science … entropy of swelling in Cs – ,Na –
and Sr – montmorillonite clays. … A thermodynamic understanding of clay ⁃ swelling inhibition …