Patents by Inventor Xuhong Mu
Xuhong Mu has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Patent number: 11951461Abstract: A solid acid catalyst has a macropore specific volume of about 0.30-0.50 ml/g, a ratio of macropore specific volume to specific length of catalyst particles of about 1.0-2.5 ml/(g·mm), and a ratio of specific surface area to length of catalyst particles of about 3.40-4.50 m2/mm. The macropore refers to pores having a diameter of more than 50 nm. An alkylation catalyst is based on the solid acid catalyst and can be used in alkylation reactions. The solid acid catalyst and alkylation catalyst show an improved catalyst service life and/or trimethylpentane selectivity when used in the alkylation of isoparaffins with olefins.Type: GrantFiled: January 20, 2020Date of Patent: April 9, 2024Assignees: CHINA PETROLEUM & CHEMICAL CORPORATION, RESEARCH INSTITUTE OF PETROLEUM PROCESSING, SINOPECInventors: Yongxiang Li, Xuhong Mu, Chengxi Zhang, Hexin Hu, Qiang Fu, Xingtian Shu
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Patent number: 11890589Abstract: An alkylation reaction apparatus has n reactors. In the n reactors, there are m reactors including the first reactor that have three reaction zones as defined below. According to the flow direction order of alkylation reaction streams, the three reaction zones are an x reaction zone, a y reaction zone and a z reaction zone respectively; based on the mixing intensity, the mixing intensity of the y reaction zone>the mixing intensity of the x reaction zone>the mixing intensity of the z reaction zone, wherein n?1 and n?m. An alkylation reaction system includes the aforementioned alkylation reaction apparatus, and a liquid acid catalyzed alkylation reaction process by using the aforementioned alkylation reaction apparatus or the aforementioned alkylation reaction system.Type: GrantFiled: February 21, 2020Date of Patent: February 6, 2024Assignees: CHINA PETROLEUM & CHEMICAL CORPORATION, RESEARCH INSTITUTE OF PETROLEUM PROCESSING, SINOPECInventors: Minghui Dong, Baoning Zong, Xuhong Mu, Yibin Luo, Hua Chen, Jinyu Zheng, Langyou Wen
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Patent number: 11518684Abstract: A NaY molecular sieve with an aluminum-rich surface is prepared using a process that includes the steps of: a. mixing a directing agent and a first silicon source to obtain a first mixture, wherein the directing agent has a molar composition of Na2O:Al2O3:SiO2:H2O=(6-25):1:(6-25):(200-400); b. mixing the first mixture obtained in the step a with a second silicon source, an aluminum source and water to obtain a second mixture; c. carrying out hydrothermal crystallization on the second mixture obtained in the step b, and collecting a solid product. Calculated as SiO2, the weight ratio of the first silicon source to the second silicon source is 1:(0.01-12). The NaY molecular sieve has larger aluminum distribution gradient from the surface to the center of the particle than the conventional molecular sieve.Type: GrantFiled: May 27, 2019Date of Patent: December 6, 2022Assignees: CHINA PETROLEUM & CHEMICAL CORPORATION, RESEARCH INSTITUTE OF PETROLEUM PROCESSING, SINOPECInventors: Qiang Fu, Yongxiang Li, Chengxi Zhang, Hexin Hu, Xuhong Mu, Xingtian Shu
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Publication number: 20220126252Abstract: An alkylation reaction apparatus has n reactors. In the n reactors, there are m reactors including the first reactor that have three reaction zones as defined below. According to the flow direction order of alkylation reaction streams, the three reaction zones are an x reaction zone, a y reaction zone and a z reaction zone respectively; based on the mixing intensity, the mixing intensity of the y reaction zone>the mixing intensity of the x reaction zone>the mixing intensity of the z reaction zone, wherein n?1 and n?m. An alkylation reaction system includes the aforementioned alkylation reaction apparatus, and a liquid acid catalyzed alkylation reaction process by using the aforementioned alkylation reaction apparatus or the aforementioned alkylation reaction system.Type: ApplicationFiled: February 21, 2020Publication date: April 28, 2022Inventors: Minghui DONG, Baoning ZONG, Xuhong MU, Yibin LUO, Hua CHEN, Jinyu ZHENG, Langyou WEN
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Publication number: 20220088580Abstract: A solid acid catalyst has a macropore specific volume of about 0.30-0.50 ml/g, a ratio of macropore specific volume to specific length of catalyst particles of about 1.0-2.5 ml/(g·mm), and a ratio of specific surface area to length of catalyst particles of about 3.40-4.50 m2/mm. The macropore refers to pores having a diameter of more than 50 nm. An alkylation catalyst is based on the solid acid catalyst and can be used in alkylation reactions. The solid acid catalyst and alkylation catalyst show an improved catalyst service life and/or trimethylpentane selectivity when used in the alkylation of isoparaffins with olefins.Type: ApplicationFiled: January 20, 2020Publication date: March 24, 2022Inventors: Yongxiang LI, Xuhong MU, Chengxi ZHANG, Hexin HU, Qiang FU, Xingtian SHU
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Patent number: 11091372Abstract: The present invention relates to a molecular sieve, particularly to an ultra-macroporous molecular sieve. The present invention also relates to a process for the preparation of the molecular sieve and to its application as an adsorbent, a catalyst, or the like. The molecular sieve has a unique X-ray diffraction pattern and a unique crystal particle morphology. The molecular sieve can be produced by using a compound represented by the following formula (I), wherein the definition of each group and value is the same as that provided in the specification, as an organic template. The molecular sieve is capable of adsorbing more/larger molecules, thereby exhibiting excellent adsorptive/catalytic properties.Type: GrantFiled: July 11, 2020Date of Patent: August 17, 2021Assignees: CHINA PETROLEUM & CHEMICAL CORPORATION, RESEARCH INSTITUTE OF PETROLEUM PROCESSING, SINOPECInventors: Yongrui Wang, Jincheng Zhu, Mingyi Sun, Xuhong Mu, Xingtian Shu
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Publication number: 20210214236Abstract: A NaY molecular sieve with an aluminum-rich surface is prepared using a process that includes the steps of: a. mixing a directing agent and a first silicon source to obtain a first mixture, wherein the directing agent has a molar composition of Na2O: Al2O3: SiO2: H2O=(6-25): 1: (6-25): (200-400); b. mixing the first mixture obtained in the step a with a second silicon source, an aluminum source and water to obtain a second mixture; c. carrying out hydrothermal crystallization on the second mixture obtained in the step b, and collecting a solid product. Calculated as SiO2, the weight ratio of the first silicon source to the second silicon source is 1: (0.01-12). The NaY molecular sieve has larger aluminum distribution gradient from the surface to the center of the particle than the conventional molecular sieve.Type: ApplicationFiled: May 27, 2019Publication date: July 15, 2021Inventors: Qiang FU, Yongxiang LI, Chengxi ZHANG, Hexin HU, Xuhong MU, Xingtian SHU
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Publication number: 20200339433Abstract: The present invention relates to a molecular sieve, particularly to an ultra-macroporous molecular sieve. The present invention also relates to a process for the preparation of the molecular sieve and to its application as an adsorbent, a catalyst, or the like. The molecular sieve has a unique X-ray diffraction pattern and a unique crystal particle morphology. The molecular sieve can be produced by using a compound represented by the following formula (I), wherein the definition of each group and value is the same as that provided in the specification, as an organic template. The molecular sieve is capable of adsorbing more/larger molecules, thereby exhibiting excellent adsorptive/catalytic properties.Type: ApplicationFiled: July 11, 2020Publication date: October 29, 2020Inventors: Yongrui WANG, Jincheng ZHU, Mingyi SUN, Xuhong MU, Xingtian SHU
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Patent number: 10737945Abstract: The present invention relates to a molecular sieve, particularly to an ultra-macroporous molecular sieve. The present invention also relates to a process for the preparation of the molecular sieve and to its application as an adsorbent, a catalyst, or the like. The molecular sieve has a unique X-ray diffraction pattern and a unique crystal particle morphology. The molecular sieve can be produced by using a compound represented by the following formula (I), wherein the definition of each group and value is the same as that provided in the specification, as an organic template. The molecular sieve is capable of adsorbing more/larger molecules, thereby exhibiting excellent adsorptive/catalytic properties.Type: GrantFiled: April 26, 2017Date of Patent: August 11, 2020Assignees: CHINA PETROLEUM & CHEMICAL CORPORATION, RESEARCH INSTITUTE OF PETROLEUM PROCESSING, SINOPECInventors: Yongrui Wang, Jincheng Zhu, Mingyi Sun, Xuhong Mu, Xingtian Shu
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Publication number: 20190144289Abstract: The present invention relates to a molecular sieve, particularly to an ultra-macroporous molecular sieve. The present invention also relates to a process for the preparation of the molecular sieve and to its application as an adsorbent, a catalyst, or the like. The molecular sieve has a unique X-ray diffraction pattern and a unique crystal particle morphology. The molecular sieve can be produced by using a compound represented by the following formula (I), wherein the definition of each group and value is the same as that provided in the specification, as an organic template. The molecular sieve is capable of adsorbing more/larger molecules, thereby exhibiting excellent adsorptive/catalytic properties.Type: ApplicationFiled: April 26, 2017Publication date: May 16, 2019Inventors: Yongrui WANG, Jincheng ZHU, Mingyi SUN, Xuhong MU, Xingtian SHU
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Patent number: 9586895Abstract: A process for producing dimethyl sulfoxide, wherein said process comprises the following steps: (1) contacting hydrogen sulfide with methanol to produce a mixture containing dimethyl sulfide, and separating dimethyl sulfide from the mixture; and (2) in the presence or absence of a solvent, contacting dimethyl sulfide obtained in step (1) with at least one oxidant and a catalyst to produce a mixture containing dimethyl sulfoxide, said catalyst comprises at least one Ti—Si molecular sieve.Type: GrantFiled: October 29, 2013Date of Patent: March 7, 2017Assignees: CHINA PETROLEUM & CHEMICAL CORPORATION, RESEARCH INSTITUTE OF PETROLEUM PROCESSING, SINOPECInventors: Chunfeng Shi, Min Lin, Xingtian Shu, Xuhong Mu, Bin Zhu
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Publication number: 20150284322Abstract: A process for producing dimethyl sulfoxide, wherein said process comprises the following steps: (1) contacting hydrogen sulfide with methanol to produce a mixture containing dimethyl sulfide, and separating dimethyl sulfide from the mixture; and (2) in the presence or absence of a solvent, contacting dimethyl sulfide obtained in step (1) with at least one oxidant and a catalyst to produce a mixture containing dimethyl sulfoxide, said catalyst comprises at least one Ti—Si molecular sieve.Type: ApplicationFiled: October 29, 2013Publication date: October 8, 2015Applicant: RESEARCH INSTITUTE OF PERTOLEUM PROCESSING, SINOPECInventors: Chunfeng Shi, Min Lin, Xingtian Shu, Xuhong Mu, Bin Zhu
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Patent number: 8669295Abstract: The present invention provides a process for preparing methanol, dimethyl ether, and low carbon olefins from syngas, wherein the process comprises the step of contacting syngas with a catalyst under the conditions for converting the syngas into methanol, dimethyl ether, and low carbon olefins, characterized in that, the catalyst contains an amorphous alloy consisting of a first component Al and a second component, said second component being one or more elements or oxides thereof selected from Group IA, IIIA, IVA, VA, IB, IIB, IVB, VB, VIB, VIIB, VIII, and Lanthanide series of the Periodic Table of Elements, and said second component being different from the first component Al. According to the present process, the syngas can be converted into methanol, dimethyl ether, and low carbon olefins in a high CO conversion, a high selectivity of the target product, and high carbon availability.Type: GrantFiled: November 26, 2009Date of Patent: March 11, 2014Assignees: China Petroleum & Chemical Corporation, Research Institute of Petroleum Processing, SinopecInventors: Qiang Fu, Xiaoxin Zhang, Yibin Luo, Xuhong Mu, Baoning Zong
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Patent number: 8552074Abstract: The present invention provides a process for preparing methanol, dimethyl ether, and low carbon olefins from syngas, wherein the process comprises the step of contacting syngas with a catalyst under the conditions for converting the syngas into methanol, dimethyl ether, and low carbon olefins, characterized in that, the catalyst contains an amorphous alloy consisting of components M and X wherein the component X represents an element B and/or P, the component M represents two or more elements selected from Group IIIA, IVA, VA, IB, IIB, IVB, VB, VIB, VIIB, VIII and Lanthanide series of the Periodic Table of Elements. According to the present process, the syngas can be converted into methanol, dimethyl ether, and low carbon olefins in a high CO conversion, a high selectivity of the target product, and high carbon availability.Type: GrantFiled: December 15, 2009Date of Patent: October 8, 2013Assignees: China Petroleum & Chemical Corporation, Research Institute of Petroleum Processing, SINOPECInventors: Qiang Fu, Xiaoxin Zhang, Yibin Luo, Xuhong Mu, Baoning Zong
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Patent number: 8373013Abstract: A process for combining the catalytic conversion of organic oxygenates and the catalytic conversion of hydrocarbons: an organic oxygenate feedstock is contacted with a Y-zeolite containing catalyst to produce a reaction stream, and a coked catalyst and a product stream are obtained after separating the reaction stream; a hydrocarbon feedstock is contacted with a Y-zeolite containing catalyst to produce a reaction stream, a spent catalyst and a reaction oil vapor are obtained after separating the reaction stream, and the reaction oil vapor is further separated to give the products such as gas, gasoline and the like; a part or all of the coked catalyst and a part or all of the spent catalyst enter the regenerator for the coke-burning regeneration, and the regenerated catalyst is divided into two portions, wherein one portion returns to be contacted with the hydrocarbon feedstock, and the other portion, after cooling, returns to be contacted with the organic oxygenate feedstock.Type: GrantFiled: July 12, 2007Date of Patent: February 12, 2013Assignees: China Petroleum & Chemical Corporation, Research Institute of Petroleum Processing, SINOPECInventors: Wenhua Xie, Genquan Zhu, Qiang Fu, Zhiguo Wu, Shaobing Yu, Yihua Yang, Qiang Liu, Zhiqiang Qiao, Xuhong Mu, Chaogang Xie, Yibin Luo, Jiushun Zhang, Xingtian Shu
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Patent number: 8349756Abstract: A noble metal-containing titanosilicate material, characterized in that said material is represented with the oxide form of xTiO2.100SiO2.yEOm.zE, wherein x ranges from 0.001 to 50.0; (y+z) ranges from 0.0001 to 20.0 and y/z<5; E represents one or more noble metals selected from the group consisting of Ru, Rh, Pd, Re, Os, Ir, Pt, Ag and Au; m is a number satisfying the oxidation state of E. The crystal grains of said material contain a hollow structure, or a sagging structure. In said material, the synergistic effect between the noble metal and the titanosilicate are enhanced. As compared with the prior art, the selectivity, catalytic activity and stability of the reaction product are obviously increased in the oxidation reaction, e.g. the reaction for preparing propylene oxide by epoxidation of propylene.Type: GrantFiled: March 27, 2008Date of Patent: January 8, 2013Assignees: China Petroleum & Chemical Corporation, Research Institute of Petroleum Processing, SinopecInventors: Min Lin, Chunfeng Shi, Jun Long, Bin Zhu, Xingtian Shu, Xuhong Mu, Yibin Luo, Xieqing Wang, Yingchun Ru
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Patent number: 8309486Abstract: The present invention provides a composite solid acid catalyst consisting of from 50%-80% by weight of a porous inorganic support, from 15% to 48% by weight of a heteropoly compound loaded thereon, and from 2% to 6% by weight of an inorganic acid. The present invention further provides a process for preparing said composite solid acid catalyst and a process for conducting an alkylation reaction by using such catalyst. The composite solid acid catalyst of the present invention has the acid sites type of Brönsted acid and has an acid sites density of not less than 1.4×10?3 mol H+/g. Moreover, said composite solid acid catalyst has the homogeneous acid strength distribution, and is a solid acid catalyst having excellent performances.Type: GrantFiled: October 29, 2010Date of Patent: November 13, 2012Assignees: China Petroleum Chemical Corporation, Research Institute of Petroleum Processing, SinopecInventors: Yigong He, Zheng Man, Xuhong Mu
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Patent number: 8273930Abstract: A process for producing ethylene from ethanol combining the catalytic conversion of hydrocarbons: an ethanol feedstock is contacted with a Y-zeolite containing catalyst to give a product stream, and a coked catalyst and an target product of ethylene are obtained after separating the reaction stream; a hydrocarbon feedstock is contacted with a Y-zeolite containing catalyst to give a product stream, a spent catalyst and an oil vapor are obtained after separating the reaction stream, and the oil vapor is further separated to give the products such as gas, gasoline and the like; a part or all of the coked catalyst and a part or all of the spent catalyst enter the regenerator for the coke-burning regeneration, and the regenerated catalyst is divided into two portions, wherein one portion returns to be contacted with the hydrocarbon feedstock, and the other portion, after cooling, returns to be contacted with ethanol feedstock.Type: GrantFiled: July 12, 2007Date of Patent: September 25, 2012Assignees: China Petroleum & Chemical Corporation, Research Institute of Petroleum Processing, SinopecInventors: Zhiguo Wu, Wenhua Xie, Chaogang Xie, Qiang Liu, Xuhong Mu, Jiushun Zhang, Yibin Luo, Xingtian Shu, Chenghan Yan
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Publication number: 20120115966Abstract: The present invention provides a process for preparing methanol, dimethyl ether, and low carbon olefins from syngas, wherein the process comprises the step of contacting syngas with a catalyst under the conditions for converting the syngas into methanol, dimethyl ether, and low carbon olefins, characterized in that, the catalyst contains an amorphous alloy consisting of a first component Al and a second component, said second component being one or more elements or oxides thereof selected from Group IA, IIIA, IVA, VA, IB, IIB, IVB, VB, VIIB, VIIB, VIII, and Lanthanide series of the Periodic Table of Elements, and said second component being different from the first component Al. According to the present process, the syngas can be converted into methanol, dimethyl ether, and low carbon olefins in a high CO conversion, a high selectivity of the target product, and high carbon availability.Type: ApplicationFiled: November 26, 2009Publication date: May 10, 2012Applicants: Research Institute of Petroleum Processing, SINOPEC, China Petroleum & Chemical CorporationInventors: Qiang Fu, Xiaoxin Zhang, Yibin Luo, Xuhong Mu, Baoning Zong
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Publication number: 20120083539Abstract: The present invention provides a process for preparing methanol, dimethyl ether, and low carbon olefins from syngas, wherein the process comprises the step of contacting syngas with a catalyst under the conditions for converting the syngas into methanol, dimethyl ether, and low carbon olefins, characterized in that, the catalyst contains an amorphous alloy consisting of components M and X wherein the component X represents an element B and/or P, the component M represents two or more elements selected from Group IIIA, IVA, VA, IB, IIB, IVB, VB, VIB, VIIB, VIII and Lanthanide series of the Periodic Table of Elements. According to the present process, the syngas can be converted into methanol, dimethyl ether, and low carbon olefins in a high CO conversion, a high selectivity of the target product, and high carbon availability.Type: ApplicationFiled: December 15, 2009Publication date: April 5, 2012Applicants: Research Instutute of Petroleum Procesing, Sinopec, China Petroleum & Chemical CorporationInventors: Qiang Fu, Xiaoxin Zhang, Yibin Luo, Xuhong Mu, Baoning Zong