The effect of physical adsorption depended on polarity of sulfur and was not expected to be very selective for sulfocompounds in vehicle fuel oil and subsequent deep removal of sulfur.
综述了车用燃料油吸附法深度脱硫的技术及吸附机理，主要包括物理吸附脱硫、化学吸附脱硫、络合吸附脱硫和选择性吸附脱硫等。
In solvent refining practice, that portion of the oil which remains undissolved and is not removed by the selective solvent.
在溶剂精制过程中不被选择性溶剂溶解和脱除的那部分油。
Sulfur compounds in Russian atmospheric gas oil were separated into thiophene and thioether compounds by the oxidation-reduction method using selective oxidant and reducing agent.
采用选择性氧化剂和还原剂对俄罗斯直馏柴油中的硫醚类硫化物和噻吩类硫化物分别进行分离和富集，得到两者的浓缩液。
A new kind of oil soluble polymer JHXD as selective water shutoff agent was prepared based on the requirement of selective plugging in water injected oilfields.
针对注水开发油田选择性堵水的急需，研制了一类新型油溶性聚合物选堵剂JHXD。
The mechanism and technologies of physical adsorption, active adsorption and selective adsorption for removing sulfides from fuel oil are discussed, respectively.
分别评述了物理吸附、活化吸附、选择性吸附等燃料油吸附脱硫技术的机理和工艺。
The effects of catalyst preparation and hydrogenation conditions on the activity of copper-chromium oxide catalysts for selective hydrogenation of soybean oil was investigated.
通过铜铬氧化物催化剂用于豆油的选择氢化，研究了制备方法及氢化条件对催化剂活性的影响。
Lab study has proved that selective activation of authigenous microorganism oil production bacteria in the formation in Daqing Oilfield can effectively enhance oil recovery.
室内研究证明在大庆油田选择性地激活地层中的本源微生物采油菌，可以有效地提高油藏采收率。
The hydrogenation saturation of aromatics and selective ring opening of cycloalkane were the most important process during deep dearomatization of diesel oil.
单环芳烃的加氢饱和与环烷烃的选择开环是柴油深度脱芳过程中的重要反应。
The results showed that, the permeability of water phase decreased 85% at least, the permeability of oil decreased no more than 25%. PDZ-1 has high selective plugging and a nice flushing resistance.
结果表明，该堵剂可使水相渗透率下降85%以上，油相渗透率下降25%以下，具有明显的选择性封堵作用及优良的耐冲刷性。
The results showed that, the permeability of water phase decreased 85% at least, the permeability of oil decreased no more than 25%. PDZ-1 has high selective plugging and a nice flushing resistance.
结果表明，该堵剂可使水相渗透率下降85%以上，油相渗透率下降25%以下，具有明显的选择性封堵作用及优良的耐冲刷性。
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