公开(公告)号：US20210094836A1

公开(公告)日：2021-04-01

申请号：US17037409

申请日：2020-09-29

Applicant: CHINA UNIVERSITY OF PETROLEUM-BEIJING

Inventor： HAIYAN LIU ,  TAO ZHENG ,  ZHICHANG LIU ,  XIANGHAI MENG ,  RUI ZHANG ,  CHUNMING XU

IPC: C01B39/44

Abstract: The present disclosure provides a method of synthesizing an aluminosilicate molecular sieve by a crystal seed-assisted method, a natural aluminosilicate clay mineral treated and activated by an alkali is used as a crystal seed for synthesis of the aluminosilicate molecular sieve, and the target molecular sieve product is synthesized by hydrothermal crystallization, wherein the synthesis process does not require addition of conventional crystal seeds of a molecular sieve or use of any organic template agent, thus the synthesized product does not require a calcination process to remove the template agent. The method of synthesizing an aluminosilicate molecular sieve by a crystal seed-assisted method can meet the requirements of both crystallinity and nucleation time, and greatly reduce costs of synthesizing the aluminosilicate molecular sieve, and reduce the environmental pollution caused by removal of the template agent by calcinating.

公开(公告)号：US20160053189A1

公开(公告)日：2016-02-25

申请号：US14607017

申请日：2015-01-27

Applicant: CHINA UNIVERSITY OF PETROLEUM - BEIJING

Inventor： GANG WANG ,  JINSEN GAO ,  CHUNMING XU ,  NAN JIN

IPC: C10G55/04 ,  C10G67/02

CPC classification number: C10G55/04 ,  C10G45/28 ,  C10G67/02 ,  C10G67/0463 ,  C10G2300/1033 ,  C10G2300/1077 ,  C10G2300/206 ,  C10G2400/02 ,  C10G2400/04

Abstract: The present invention provides a method for the conversion of asphaltenes to light fractions, including: a process of reacting a hydrogen donor solvent with an asphaltene-containing feedstock, and fractionating reaction products, where a weight ratio of the hydrogen donor solvent to the asphaltene-containing feedstock is 0.1-5:1, a weight hourly space velocity of the reaction is 0.2-5 h−1, reaction pressure is 0.5-25 MPa, reaction temperature is 360-500° C., and the hydrogen donor solvent is a solvent containing polycyclic aromatic compound having α-hydrogen. The method according to the present invention can effectively achieve light fraction conversion of the asphaltenes to light fractions, and the process operation is simple.

Abstract translation: 本发明提供了将沥青质转化为轻馏分的方法，包括：使氢供体溶剂与含沥青烯的原料反应的方法和分馏反应产物，其中供氢溶剂与沥青质 - 含有原料的重量为0.1-5:1，反应的重时空速为0.2-5h -1，反应压力为0.5-25MPa，反应温度为360-500℃，供氢溶剂为 含有α-氢的含溶剂的多环芳香族化合物。 根据本发明的方法可以有效地实现沥青质轻馏分的轻馏分转化，并且工艺操作简单。

公开(公告)号：US20160222303A1

公开(公告)日：2016-08-04

申请号：US14940027

申请日：2015-11-12

Applicant: CHINA UNIVERSITY OF PETROLEUM-BEIJING

Inventor： JINSEN GAO ,  LIANG ZHAO ,  CHUNMING XU ,  TIANZHEN HAO ,  XIAONA HAN

IPC: C10G67/02 ,  C10L1/06 ,  C10G67/00 ,  C10G57/00 ,  C10G67/06

CPC classification number: C10G67/02 ,  C10G21/16 ,  C10G21/27 ,  C10G25/003 ,  C10G45/08 ,  C10G45/64 ,  C10G45/68 ,  C10G67/00 ,  C10G67/04 ,  C10G67/06 ,  C10G69/00 ,  C10G69/04 ,  C10L1/06 ,  C10L2200/0423 ,  C10L2270/023 ,  C10L2290/24 ,  C10L2290/543

Abstract: A method for upgrading fluid catalytic cracking gasoline includes the following steps: cutting fluid catalytic cracking gasoline into light, medium, and heavy gasoline fractions; subjecting the medium gasoline fraction to an aromatization/hydroisomerization reaction in the presence of a catalyst to obtain a desulfurized medium gasoline fraction; and blending the light gasoline fraction, the desulfurized medium gasoline fraction and the heavy gasoline fraction to obtain upgraded gasoline; where, a cutting temperature of the light and the medium gasoline fractions is 35-60° C., and a cutting temperature of the medium and the heavy gasoline fractions is 70-160° C. The method according to the present invention not only can realize deep desulfurization of fluid catalytic cracking gasoline, but also can improve octane number significantly.

Abstract translation: 一种升级流化催化裂化汽油的方法包括以下步骤：将流化催化裂化汽油切割成轻，中，重汽油馏分; 在催化剂存在下使介质汽油馏分进行芳构化/加氢异构化反应，得到脱硫介质汽油馏分; 并将轻汽油馏分，脱硫介质汽油馏分和重汽油馏分混合得到升级汽油; 其中光和中等汽油馏分的切割温度为35-60℃，介质和重汽油馏分的切割温度为70-160℃。根据本发明的方法不仅可以 实现流化催化裂化汽油的深度脱硫，也可显着提高辛烷值。

公开(公告)号：US20200038848A1

公开(公告)日：2020-02-06

申请号：US16525503

申请日：2019-07-29

Applicant: CHINA UNIVERSITY OF PETROLEUM - BEIJING

Inventor： HAIYAN LIU ,  TAO ZHENG ,  ZHICHANG LIU ,  XIANGHAI MENG ,  RUI ZHANG ,  CHUNMING XU

IPC: B01J29/65 ,  B01J35/00

Abstract: The present application provides a ZSM-35 molecular sieve and a preparation method thereof. The ZSM-35 molecular sieve is an aggregated ZSM-35 molecular sieve having a hierarchical macro-meso-microporous pore structure. Raw materials for the preparation method do not include an organic template agent and a crystal seed, and the preparation method includes the following steps: preparing a reactant gel where a molar ratio of SiO2, Al2O3, Na2O, K2O, oxygen-containing acid radical and H2O is (20-40):1.0:(1.5-2.0):(4.0-6.5):(1.0-4.0):(600-1200); sequentially performing an aging treatment and a crystallization treatment on the reactant gel, washing and drying a resulting synthetic product. The ZSM-35 molecular sieve provided by the present application may be obtained by synthesizing without using an organic template agent and crystal seed, and because it has a hierarchical pore structure, it is favorable for material diffusion and mass transfer.

公开(公告)号：US20150090637A1

公开(公告)日：2015-04-02

申请号：US14296387

申请日：2014-06-04

Applicant: CHINA UNIVERSITY OF PETROLEUM-BEIJING ,  CHINA NATIONAL PETROLEUM CORPORATION

Inventor： GANG WANG ,  JINSEN GAO ,  CHUNMING XU ,  BAOJIAN SHEN ,  HONGLIANG WANG

IPC: C10G11/18

CPC classification number: C10G11/18 ,  C10G11/02 ,  C10G11/04 ,  C10G2300/107 ,  C10G2300/1077 ,  C10G2400/02 ,  C10G2400/04 ,  C10G2400/30

Abstract: The present invention provides a method for processing low-grade heavy oil, comprising: providing a riser-bed reactor; preheating the low-grade heavy oil and injecting it into the riser reactor to react with solid catalyst particles at the temperature of 550-610° C.; oil-gas, after reacting with the solid catalyst particles in the riser reactor, being introduced into the fluidized bed reactor to continue to react at temperature of 440-520° C. and weight hourly space velocity of 0.5-5 h−1; and the oil-gas, after reacting in the fluidized bed reactor, being separated from coked solid catalyst particles carried therein, and the separated oil-gas being introduced into a fractionation system. The method can effectively remove carbon residues, heavy metals, asphaltenes and other impurities from the low-grade heavy oil, and obtain high liquid product yield in a simple process.

Abstract translation: 本发明提供了一种低级重油的加工方法，其特征在于，提供一种提升塔式反应器; 预热低级重油并将其注入提升管反应器中以在550-610℃的温度下与固体催化剂颗粒反应; 在与提升管反应器中的固体催化剂颗粒反应之后，将油 - 气引入流化床反应器中以在440-520℃的温度和0.5-5h -1的重时空速下继续反应; 并且在流化床反应器中反应后的油气从其中携带的焦化固体催化剂颗粒分离，并将分离的油气引入分馏系统中。 该方法可以有效去除低品位重油中的碳残留物，重金属，沥青质等杂质，并以简单的方法获得较高的液体产品产量。

公开(公告)号：US20160222304A1

公开(公告)日：2016-08-04

申请号：US14929247

申请日：2015-10-30

Applicant: CHINA UNIVERSITY OF PETROLEUM-BEIJING

Inventor： LIANG ZHAO ,  JINSEN GAO ,  CHUNMING XU ,  TIANZHEN HAO ,  XIAONA HAN

IPC: C10G67/16 ,  C10G67/00

CPC classification number: C10G67/16 ,  B01J20/04 ,  B01J20/18 ,  B01J20/20 ,  B01J20/3071 ,  B01J20/3078 ,  B01J20/3085 ,  B01J20/3204 ,  B01J20/3236 ,  B01J2220/42 ,  C10G25/003 ,  C10G25/12 ,  C10G45/08 ,  C10G45/12 ,  C10G67/00 ,  C10G2300/202 ,  C10G2400/02

Abstract: The present invention provides a method for deep desulfurization of gasoline. The method includes steps of: cutting a gasoline feedstock into light, medium, and heavy gasoline fractions; the medium gasoline fraction being subjected to adsorption desulfurization to obtain a desulfurized medium gasoline fraction; the heavy gasoline fraction being subjected to selective hydrodesulfurization to obtain a desulfurized heavy gasoline fraction; mixing the light gasoline fraction with the desulfurized medium gasoline fraction and the desulfurized heavy gasoline fraction to obtain a desulfurized gasoline, where, a cutting temperature of the light and the medium gasoline fractions is 35-60° C., a cutting temperature of the medium and the heavy gasoline fractions is 70-130° C. The method according to the present invention not only can realize deep desulfurization of gasoline, but also has a less loss of octane number.

Abstract translation: 本发明提供一种汽油深度脱硫方法。 该方法包括以下步骤：将汽油原料切割成轻质，中等和重质汽油馏分; 中等汽油馏分进行吸附脱硫，得到脱硫介质汽油馏分; 对重汽油馏分进行选择性加氢脱硫以获得脱硫重汽油馏分; 将轻汽油馏分与脱硫介质汽油馏分和脱硫重汽油馏分混合，得到脱硫汽油，其中光和中汽汽馏馏分的切割温度为35-60℃，介质的切割温度 重汽油馏分为70〜130℃。根据本发明的方法不仅可以实现汽油的深度脱硫，而且辛烷值的损失也较少。