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    • 2. 发明申请
    • Recycling process for demetalization of hydrocarbon oil
    • 碳氢化合物油脱金属回收过程
    • US20070062849A1
    • 2007-03-22
    • US10558920
    • 2004-06-02
    • Lailong LuoChunge NiuShuyan YuZhongting MaXiangsheng MengBo OuyangYun Han
    • Lailong LuoChunge NiuShuyan YuZhongting MaXiangsheng MengBo OuyangYun Han
    • C10G17/00C10G45/00
    • C10G29/00
    • A recycling process for the demetalization of hydrocarbon oil comprises recycling the following steps: a demetalizing composition for hydrocarbon oil or an aqueous solution thereof is sufficiently mixed with hydrocarbon oil in a desired proportion, and the resultant mixture is subjected to a conventional electrically desalting process to obtain a demetalized hydrocarbon oil and an aqueous desalted solution containing the desalted metal salts; the aqueous desalted solution containing the metal salts is then sufficiently mixed with a precipitating agent in a desired proportion and is subjected to a displacement reaction, and an aqueous solution containing the demetalizing composition is recovered by separating out the residue of the metal salts produced in the displacement reaction, which is poorly soluble or insoluble in water, with a solid-liquid separator; and the recovered aqueous solution containing the demetalizing composition for hydrocarbon oil, which meets the requirements for metal ions in demetalized hydrocarbon oil, is then mixed with hydrocarbon oil in a desired proportion for a next cycle. The present invention has the following advantages such as high efficiency of demetalization, reduction of pollution to the environment and the production cost as well as the metal salt product obtained by treating and collecting the desalted residue of the metal salt.
    • 用于烃油脱金属的再循环方法包括循环以下步骤:将烃油的脱金属组合物或其水溶液与烃油以所需的比例充分混合,并将所得混合物进行常规的电脱盐工艺, 获得脱金属烃油和含有脱盐金属盐的含水脱盐溶液; 然后将含有金属盐的含水脱盐溶液以所需比例与沉淀剂充分混合,并进行置换反应,通过分离出含有脱金属组成的金属盐的残留物,回收含有脱金属组合物的水溶液 与固液分离器相比,其溶解性差或不溶于水; 然后将含有脱金属烃油中的金属离子的要求的含有用于烃油的脱金属组合物的回收水溶液以烃油以所需比例与下一循环混合。 本发明具有如下优点:脱金属的高效率,减少对环境的污染和生产成本以及通过处理和收集金属盐的脱盐残渣得到的金属盐产物。
    • 4. 发明授权
    • Mannich-base inhibitor for decalcification, preparation method and application thereof
    • 用于脱钙的曼尼希碱抑制剂及其制备方法和应用
    • US09399735B2
    • 2016-07-26
    • US13990389
    • 2012-04-27
    • Ling MaLei LiXinping ZhenChunge NiuZhongting MaXiangjun KongShuyan Yu
    • Ling MaLei LiXinping ZhenChunge NiuZhongting MaXiangjun KongShuyan Yu
    • C09K15/30C10G75/02C23F11/14
    • C09K15/30C10G75/02C23F11/14C23F11/141C23F11/149
    • A mannich-base inhibitor for decalcification, a preparation method and application thereof are provided. The inhibitor comprises 10-80% mannich-base component calculated in the total weight percent of the inhibitor, while the rest is at least one compound selected from imidazoline inhibitor with molecular weight between 110 and 750, and alkynyloxy amine inhibitor. The mannich-base inhibitor component is prepared through mannich reaction with 1 mol organic polyamine containing three or more primary amine bases and/or secondary amine bases, 3-7 mol ketones, and 3-7 mol aldehydes. The inhibitor which can be effectively compounded and cooperated with oil demulsifying agent and oil decalcifying agent, have the advantages of stable property, strong absorbability, high film strength and film density with its inhibition rate exceeding 90%. The inhibitor is especially adapted for inhibiting the steel corrosion caused by the mixed medium of salt, acid and water from the desalination and dehydration apparatus of oil refinery below 160° C.
    • 提供了一种用于脱钙的甘露糖酸碱抑制剂,其制备方法和应用。 抑制剂包含以抑制剂总重量百分数计算的10-80%甘露糖基组分,而其余为选自分子量为110至750的咪唑啉抑制剂和炔氧基胺抑制剂中的至少一种化合物。 甘露糖基抑制剂组分通过与含有三个或更多个伯胺碱和/或仲胺碱,3-7mol酮和3-7mol醛的1mol有机多胺的甘露糖反应制备。 可与油破乳剂和脱油剂配合使用的抑制剂具有性能稳定,吸水性强,膜强度高,膜密度高,抑制率超过90%的优点。 该抑制剂特别适用于在低于160℃的炼油厂的脱盐脱水装置中抑制由盐,酸和水的混合介质引起的钢腐蚀。
    • 5. 发明申请
    • MANNICH-BASE INHIBITOR FOR DECALCIFICATION, PREPARATION METHOD AND APPLICATION THEREOF
    • 用于分解的MANNICH-BASE抑制剂,其制备方法和应用
    • US20130256602A1
    • 2013-10-03
    • US13990389
    • 2012-04-27
    • Ling MaLei LiXinping ZhenChunge NiuZhongting MaXiangjun KongShuyan Yu
    • Ling MaLei LiXinping ZhenChunge NiuZhongting MaXiangjun KongShuyan Yu
    • C09K15/30
    • C09K15/30C10G75/02C23F11/14C23F11/141C23F11/149
    • A mannich-base inhibitor for decalcification, a preparation method and application thereof are provided. The inhibitor comprises 10-80% mannich-base component calculated in the total weight percent of the inhibitor, while the rest is at least one compound selected from imidazoline inhibitor with molecular weight between 110 and 750, and alkynyloxy amine inhibitor. The mannich-base inhibitor component is prepared through mannich reaction with 1 mol organic polyamine containing three or more primary amine bases and/or secondary amine bases, 3-7 mol ketones, and 3-7 mol aldehydes. The inhibitor which can be effectively compounded and cooperated with oil demulsifying agent and oil decalcifying agent, have the advantages of stable property, strong absorbability, high film strength and film density with its inhibition rate exceeding 90%. The inhibitor is especially adapted for inhibiting the steel corrosion caused by the mixed medium of salt, acid and water from the desalination and dehydration apparatus of oil refinery below 160° C.
    • 提供了一种用于脱钙的甘露糖酸碱抑制剂,其制备方法和应用。 抑制剂包含以抑制剂总重量百分数计算的10-80%甘露糖基组分,而其余为选自分子量为110至750的咪唑啉抑制剂和炔氧基胺抑制剂中的至少一种化合物。 甘露糖基抑制剂组分通过与含有三个或更多个伯胺碱和/或仲胺碱,3-7mol酮和3-7mol醛的1mol有机多胺的甘露糖反应制备。 可与油破乳剂和脱油剂配合使用的抑制剂具有性能稳定,吸水性强,膜强度高,膜密度高,抑制率超过90%的优点。 该抑制剂特别适用于在低于160℃的炼油厂的脱盐脱水装置中抑制由盐,酸和水的混合介质引起的钢腐蚀。
    • 6. 发明授权
    • Recycling process for demetalization of hydrocarbon oil
    • 碳氢化合物油脱金属回收过程
    • US07455763B2
    • 2008-11-25
    • US10558920
    • 2004-06-02
    • Lailong LuoChunge NiuShuyan YuZhongting MaXiangsheng MengBo OuyangYun Han
    • Lailong LuoChunge NiuShuyan YuZhongting MaXiangsheng MengBo OuyangYun Han
    • C10G17/00C10G45/00
    • C10G29/00
    • A recycling process for the demetalization of hydrocarbon oil comprises recycling the following steps:a demetalizing composition for hydrocarbon oil or an aqueous solution thereof is sufficiently mixed with hydrocarbon oil in a desired proportion, and the resultant mixture is subjected to a conventional electrically desalting process to obtain a demetalized hydrocarbon oil and an aqueous desalted solution containing the desalted metal salts;the aqueous desalted solution containing the metal salts is then sufficiently mixed with a precipitating agent in a desired proportion and is subjected to a displacement reaction, and an aqueous solution containing the demetalizing composition is recovered by separating out the residue of the metal salts produced in the displacement reaction, which is poorly soluble or insoluble in water, with a solid-liquid separator; andthe recovered aqueous solution containing the demetalizing composition for hydrocarbon oil, which meets the requirements for metal ions in demetalized hydrocarbon oil, is then mixed with hydrocarbon oil in a desired proportion for a next cycle.The present invention has the following advantages such as high efficiency of demetalization, reduction of pollution to the environment and the production cost as well as the metal salt product obtained by treating and collecting the desalted residue of the metal salt.
    • 用于烃油脱金属的再循环方法包括循环以下步骤:将烃油的脱金属组合物或其水溶液与烃油以所需的比例充分混合,并将所得混合物进行常规的电脱盐工艺, 获得脱金属烃油和含有脱盐金属盐的含水脱盐溶液; 然后将含有金属盐的含水脱盐溶液以所需比例与沉淀剂充分混合,并进行置换反应,通过分离出含有脱金属组成的金属盐的残留物,回收含有脱金属组合物的水溶液 与固液分离器相比,其溶解性差或不溶于水; 然后将含有脱金属烃油中的金属离子的要求的含有用于烃油的脱金属组合物的回收水溶液以烃油以所需比例与下一循环混合。 本发明具有如下优点:脱金属的高效率,减少对环境的污染和生产成本以及通过处理和收集金属盐的脱盐残渣得到的金属盐产物。