• 发明公开粘土稳定及其制备方法

    The present invention discloses a clay stabilizer and a preparing method thereof.

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  • 室内合成一种阳离子粘土稳定剂,对合成条件进行了研究。

    A small cationic clay stabilizer was prepared and the conditions of synthesis were studied in the laboratory.

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  • 通过防止泥页岩水化膨胀粘土稳定性能研究,讨论了它们的分子结构对抑制性的影响

    The effect of molecular structure of polymer to anti-swell ability are studied by analysing clay stabilization capabilities investigated.

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  • 方法筛选SSN - 3粘土稳定配伍性稳定分别进行动态静态评价对比

    Method We carried out dynamic and static evaluation, contrasted compatibility and stability for the selected SSN-3 clay stabilizer.

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  • 提出了预防微粒运移技术对策重点粘土稳定长效性评价方法进行了探讨性的试验研究

    The countermeasures are proposed to prevent fine-grain migration. The experimental study is conducted emphatically for the evaluation method of anti-swelling durability of clay stabilizer.

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  • 提出了预防微粒运移技术对策,重点粘土稳定防膨长效评价方法进行了探讨性的试验研究。

    The experimental study is conducted emphatically for the evaluation method of anti-swelling durability of clay stabilizer.

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  • 环氧氯丙烷二甲胺为反应单体,过硫酸钾-硫酸钠引发合成了阳离子聚合物粘土稳定pta

    Minor cationic polymer clay stabilizer PTA was synthesized with epichlorohydrin and dimethylamine as monomers and potassium persulfate - sodium sulfite as initiating agent.

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  • 结果粘土稳定水井地层提前进行预处理,使注水井压力得到有效控制保持了地层原有的渗透性

    Result Clay stabilizer prelimiarily treats the formation of injection wells, controls efficiently the pressure of injection wells, preserves the permeability of the formation.

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  • 结果表明PQAS稳定粘土性能优于目前国内外常用的两有机阳离子聚合物粘土稳定剂TDCPDMDAAC

    Results show that PQAS can stabilize clays more efficiently than the same kind of products TDC and PDMDAAC which are widely used in the oil-fields both at home and abroad.

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  • PTA粘土稳定通过表面正电荷大分子之间分子强烈吸附粘土颗粒表面,防止粘土水化膨胀而起作用的。

    The PTA may be by means of actions of its surficial positive charges and intermolecular forces among macromolecules to absorb on the surface of clay grains to prevent clay from hydrating swelling.

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  • 本文介绍了国外现阶段所采取的低聚合物新型粘土稳定剂处理低渗透地层,用超声波解除地层损害7种防治地层损害措施

    In this paper 7 new measures now used in foreign countries to prevent formation damage are introduced, such as applying new clay sta...

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  • 针对油田目前存在的问题,进行了水井试验分析增注工艺技术优选配制出油藏条件相配伍的表面活性剂以及粘土稳定体系

    For oilfield current problems, we research well test analysis and injection technology, choose the best surfactant and clay stabilizing agent system which can compatibility with the reservoir.

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  • 如果砾石通常包含了足够粘土细密材料帮助路面稳定

    If gravel is used, it usually contains sufficient clay and fine material to help stabilize the surfacing.

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  • 发病进入稳定阶段之后,其它土壤类型相比,粘土中的发病率略瘤体积大。

    However, the disease incidence and the velocity of tumor development in clay soil were highest when occurrence of crown gall was in stable phase.

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  • 本文介绍用生石灰粉水泥粘土就地搅拌在地基内形成土稳定沟槽开挖以及边坡设计施工方法

    In this paper the method of design and construction of lime and cement columns for the stabilization of trench, deep excavations and slopes is introduced.

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  • 改造时间调试粘土吊车实现了低故障、低能耗稳定运行

    Through a period of time adjustment, realize few malfunction and low energy consumption run of the clay crane.

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  • 文章对该聚合物稳定粘土机理进行了解释

    The mechanism of stabilization of clays by these polymers is also explained.

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  • 粘土作为高速公路路基强度稳定不能满足工程要求。

    The intensity and stability of high liquid limit clay are not enough strong to be roadbed of speedway.

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  • 凹凸棒石粘土矿床矿物稳定同位素组成提出新的解释,认识同位素组成变化环境关系

    The stable isotope of hydrogen, oxygen and carbon are reinterpreted. The relationship between isotope constituent and paleoenvironment is understood.

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  • 通过循环试验建立了粘土循环强度预测模型,并通过循环扭剪试验检验模型稳定性。

    A cyclic strength prediction model of soft clay is established through lots of cyclic triaxial test results.

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  • 它们通过粘土物的吸收作用得到稳定

    They are stabilized through absorption by clay minerals.

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  • 非饱和渗流、应力耦合行为是影响粘土类工程岩体强度稳定的重要因素。

    Coupled unsaturated flow in claystone has high effect on strength and stability of underground engineering.

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  • 加利福尼亚雨季期间发生山崩,归因于稳定粘土洛杉矶旁边的加利福尼亚凡吐拉市发生的最近这次滑坡并没有归咎于降雨

    Where landslips occur in California during the rainy season, due to slippery clay soil layers, this latest slip in Ventura, California near la was not blamed on the rain.

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  • 稳定保证粘土型砂质量大批量粘土铸造生产中的关键问题之一。

    It is the key to guarantee stable and consistent quality of clay molding sand in mass-production of sand castings.

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  • 衡炎高速公路阳山隧道进口端亚粘土分布广泛围岩稳定,基本自稳能力

    The entrance area of Yunyang Mountain Tunnel on Hengyang-Yanling Highway was widely distributed with mild clay, and it has poor rock stability and almost with no self-stabilizing capacity.

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  • 衡炎高速公路阳山隧道进口端亚粘土分布广泛围岩稳定,基本自稳能力

    The entrance area of Yunyang Mountain Tunnel on Hengyang-Yanling Highway was widely distributed with mild clay, and it has poor rock stability and almost with no self-stabilizing capacity.

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