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    • 1. 发明公开
    • 황산화물 함유 고비점 유분으로부터 황산화물을 분리 제거하는 방법
    • 从含有硫化物的高沸点物料分离硫磺的方法
    • KR1020130071694A
    • 2013-07-01
    • KR1020110139059
    • 2011-12-21
    • 한국에너지기술연구원에스케이이노베이션 주식회사
    • 고창현김종남한상섭박종호범희태정태성김경록유재욱김용운노명한박지혜임삼목
    • C10G21/20C10G21/16C10G25/03C07C7/10
    • C10G21/20C10G7/08C10G21/16C10G2300/1055C10G2300/202
    • PURPOSE: A method for separating sulfones from high boiling fractions containing sulfones is provided to reduce equipment cost and process operation cost compared to hydrosulfurization method. CONSTITUTION: An extraction solvent is supplied to a high boiling fraction containing sulfones to remove unreacted oxidant and oxidation reaction by-product (S1). The extraction solvent is removed by distillation (S2). Sulfones in the high boiling fraction containing sulfones is absorbed and separated by using absorbent (S3). The absorbent is silica which is acidified. The extraction solvent is methanol or acetonitrile. The high boiling fraction containing sulfones and the extraction solvent are used with weight ration of 1:1-4:1.The high boiling fraction is Residue Hydro-DeSulfurization (RHDS) diesel whose boiling point is 180-400°C. [Reference numerals] (AA) Sulfur diesel containing sulfur oxides 180-400°C; (BB) Extraction (S1 step); (CC) Extraction solvent removal (S2 step); (DD) Adsorption (S3 step); (EE) Ultra low sulfur diesel having a high boiling fraction
    • 目的:提供一种从含有砜的高沸点馏分中分离砜的方法,以减少与氢硫化方法相比的设备成本和工艺操作成本。 构成:将提取溶剂供给含有砜的高沸点馏分以除去未反应的氧化剂和氧化反应副产物(S1)。 通过蒸馏除去萃取溶剂(S2)。 通过使用吸收剂吸收并分离含有砜的高沸点馏分中的砜(S3)。 吸收剂是被酸化的二氧化硅。 萃取溶剂为甲醇或乙腈。 使用含有砜和提取溶剂的高沸点馏分,重量比为1:1-4:1。高沸点馏分为沸点为180-400℃的渣油脱硫(RHDS)柴油。 (标号)(AA)含硫氧化物的硫柴油180-400℃; (BB)提取(S1步骤); (CC)萃取溶剂去除(S2步骤); (DD)吸附(S3步骤); (EE)具有高沸点馏分的超低硫柴油
    • 7. 发明公开
    • 연속적 황산화물 흡착 제거 공정용 탈착제 및 이를 이용하여 탄화수소 스트림으로부터 황산화물을 제거하는 방법
    • 用于连续吸附去除氧化化合物的方法的吸附剂,以及使用该化合物从烃类流体中除去氧化的化合物的方法
    • KR1020130042262A
    • 2013-04-26
    • KR1020110106447
    • 2011-10-18
    • 한국에너지기술연구원에스케이이노베이션 주식회사
    • 김종남고창현한상섭박종호범희태정태성김경록유재욱김용운노명한
    • B01D15/00B01J8/26B01J19/00B01J20/30
    • B01D15/265B01D15/203B01D53/50B01D2257/302B01J20/345
    • PURPOSE: A desorption material for a continuous sulfur oxide adsorption removal process and a method consecutively removing a sulfur oxide from a hydrocarbon stream using the same are provided to efficiently remove a sulfide from a hydrocarbon stream by maintaining the sulfur oxide adsorption quantity of an adsorption material highly in a continuous process repeating the adsorption and desorption of the sulfur oxide. CONSTITUTION: A desorption material for a continuous sulfur oxide adsorption removal process includes any one selected from a DME (dimethyl ether), a DMC (dimethyl carbonate), and a MTBE (methyl tertiary butyl ether), and a mixture thereof. The desorption material additionally includes hexane or benzene. The desorption is performed at 40~90>=, 1~20barg. The vaporization latent heat of the desorption material is below 500 kJ/kg. The boiling point is 120>= or less which is a sulfide oxidation temperature. A method consecutively removing a sulfur oxide from a hydrocarbon stream includes following steps. A step for absorbing the sulfur oxide from a hydrocarbon stream by using an adsorption material selectively adsorbing the sulfur oxide; a step for reproducing the adsorption material by detaching the adsorbed sulfur oxide with the desorption material; and a step for reusing by separating a desorption material from the detached sulfur oxide and the mixture of the desorption material.
    • 目的:提供一种用于连续硫氧化物吸附去除方法的解吸材料和使用其从烃流中连续除去硫氧化物的方法,以通过保持吸附材料的硫氧化物吸附量来有效地从烃流中除去硫化物 高度连续地重复硫氧化物的吸附和解吸。 构成:用于连续硫氧化物吸附去除方法的解吸材料包括选自DME(二甲醚),DMC(碳酸二甲酯)和MTBE(甲基叔丁基醚)的任何一种及其混合物。 解吸材料另外包括己烷或苯。 解吸在40〜90> = 1〜20barg进行。 解吸材料的蒸发潜热低于500 kJ / kg。 沸点为120℃=或更低,这是硫化物氧化温度。 从烃流中连续除去硫氧化物的方法包括以下步骤。 通过使用选择性吸附硫氧化物的吸附材料从烃流吸收硫氧化物的步骤; 通过用解吸材料分离吸附的硫氧化物来再现吸附材料的步骤; 以及通过从分离的硫氧化物和解吸材料的混合物中分离解吸材料来再利用的步骤。
    • 9. 发明公开
    • 메탄올을 극성용매로하는 2단계 흡착을 이용한 황산화물 분리공정
    • 使用甲醇溶剂和2步吸附的SULFONE分离方法
    • KR1020130072581A
    • 2013-07-02
    • KR1020110140072
    • 2011-12-22
    • 한국에너지기술연구원에스케이이노베이션 주식회사
    • 고창현김종남한상섭박종호범희태정태성김경록유재욱김용운노명한박지혜임삼목
    • C10G25/00B01D15/00B01D3/34C10G25/12
    • C10G25/003B01D15/00C10G25/12C10G2300/1037C10G2300/202
    • PURPOSE: A sulfones separation process using two-step absorption which uses methanol as polar solvent is provided to minimize operation cost and energy consumed in the separation during a process of separating sulfones from fraction containing sulfones. CONSTITUTION: Diesel containing sulfones is passed through absorber and then sulfones is absorbed in the absorber. A polar solvent is supplied to the absorber, and the absorber is recycled by dissolving and dissembling the sulfones absorbed in the absorber with the polar solvent. The polar solvent, by which the sulfones is dissolved, is passed through active carbon, and the polar solvent is recycled by absorbing and separating the sulfones dissolved in the polar solvent with the active carbon. Hydrocarbon is supplied to the active carbon in which the sulfones is absorbed, and thus the sulfones is separated from the active carbon. The sulfones is separated and collected from the hydrocarbon by distilling the hydrocarbon in which the sulfones is included. The absorber uses acidified silica. The polar solvent uses methanol. The active carbon is made by increasing surface polarity by activating carbon powder, whose pore size is 0.3-0.6 nm, in the temperature of 800 - 1000°C for 4-6 hours as supplying CO2. [Reference numerals] (AA) Ultra low sulfur diesel; (BB) Polar solvent; (CC) Hydrocarbon; (DD) Adsorption or extraction; (EE) Adsorption of activated carbon; (FF) Distillation; (GG) Diesel with sulfur oxides; (HH) Sulfur oxides/polar solvent; (II) Sulfur oxides/hydrocarbon; (JJ) Sulfur oxides
    • 目的:提供使用甲醇作为极性溶剂的两步吸收的砜分离方法,以在将砜与含有砜的馏分分离的过程中使分离过程中的操作成本和能量消耗最小化。 构成:含有砜的砜通过吸收剂,然后在吸收剂中吸收砜。 向吸收体供给极性溶剂,通过将吸收吸收的砜与极性溶剂进行溶解和分解来使吸收体再循环。 将砜溶解的极性溶剂通过活性炭,通过吸收和分离溶解在极性溶剂中的砜与活性炭来循环极性溶剂。 将烃供应到其中吸收砜的活性炭,从而将砜与活性炭分离。 通过蒸馏其中包含砜的烃,从烃中分离和收集砜。 吸收剂使用酸化二氧化硅。 极性溶剂使用甲醇。 通过在800-1000℃的温度下活化碳粉,其孔径为0.3-0.6nm,通过提供CO 2来提高表面极性4-6小时来制备活性炭。 (附图标记)(AA)超低硫柴油; (BB)极性溶剂; (CC)烃; (DD)吸附或萃取; (EE)吸附活性炭; (FF)蒸馏; (GG)柴油与硫氧化物; (HH)硫氧化物/极性溶剂; (二)硫氧化物/烃类; (JJ)硫氧化物