Patents Assigned to Fushun Research Institute of Petroleum and Petrochemicals
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Patent number: 9708229Abstract: Disclosed is a catalyst for preparing isobutene by dissociation of methyl tert-butyl ether, the catalyst comprising amorphous silica alumina and a silicalite-1 molecular sieve, wherein the total IR acid amount of weak acids in the catalyst is in a range from 0.020 to 0.080 mmol/g, and the ratio of B acid/L acid of the weak acids is in a range from 2.5:1 to 4.0:1. Also provided is a method of preparing the catalyst and the use thereof. The catalyst has a high selectivity with respect to isobutene, and high conversion of methyl tert-butyl ether, and can also effectively inhibit formation of the by-product dimethyl ether.Type: GrantFiled: October 24, 2012Date of Patent: July 18, 2017Assignees: CHINA PETROLEUM & CHEMICAL CORPORATION, FUSHUN RESEARCH INSTITUTE OF PETROLEUM AND PETROCHEMICALS, SINOPECInventors: Shumei Zhang, Kai Qiao, Ming Chen, Qingtong Zhai, Changxin Guo, Chunmei Wang
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Patent number: 9574141Abstract: The present invention relates to a wet start-up method for hydrogenation unit, an energy-saving hydrogenation process, and a hydrogenation apparatus. The method involves heating a start-up activating oil to a specific temperature and flowing the heated oil through a bed of hydrogenation catalyst bed, so that the temperature at the catalyst bed layer is increased to 180±10° C. or above by means of heat exchange and the reaction heat generated from activation in the start-up method.Type: GrantFiled: October 31, 2013Date of Patent: February 21, 2017Assignees: CHINA PETROLEUM & CHEMICAL CORPORATION, Fushun Research Institute of Petroleum and Petrochemicals, SINOPECInventors: Ronghui Zeng, Tao Liu, Xiangchen Fang, Zhaoming Han, Xuehui Zhang, Shike Sun, Chong Peng, Rong Guo, Jihua Liu, Benzhe Li
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Patent number: 9446996Abstract: The present disclosure provides a reactor for at least two liquid materials, comprising an enclosed reactor housing; a feeding tube having liquid material inlets for receiving corresponding liquid materials respectively; a distribution tube communicating with the feeding tube and extending into the reactor housing, the distribution tube being provided with a plurality of distribution holes in the region thereof extending into the reactor housing; a rotating bed in form of a hollow cylinder, which is disposed in the reactor housing via a fixing mechanism, thus dividing inner cavity of the reactor housing into a central area and an outer area, the rotating bed being capable of rotating driven by a driving mechanism; and a material outlet provided in a lower portion of the reactor housing for outputting product after reaction.Type: GrantFiled: October 30, 2013Date of Patent: September 20, 2016Assignees: CHINA PETROLEUM & CHEMICAL CORPORATION, FUSHUN RESEARCH INSTITUTE OF PETROLEUM AND PETROCHEMICALS, SINOPECInventors: Xiangchen Fang, Deqiang Peng, Huimin Qi, Xin Li, Yan Wang, Jianbing Chen, Luyao Wang, Zhiyu Liu, Xin Chen, Shengzhong Zhang
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Patent number: 9327277Abstract: The present invention provides a fibrous IM-5 molecular sieve and the preparation process thereof. According to the process according to the present invention, by adding an appropriate amount of a quaternary ammonium salt with a long carbon chain to the preparation system so as to occur a synergistic action with the organic templet agent, an IM-5 molecular sieve which would be otherwise a rodlike form is converted into the fibrous form. The IM-5 molecular sieve according to the present invention has an aspect ratio greater than that of the rodlike IM-5 molecular sieve obtained according to the prior art, such that the proportion of the exposed periphery crystal face is higher, which benefit to increasing the selectivity of the catalytic reaction for the corresponding crystal face.Type: GrantFiled: October 30, 2012Date of Patent: May 3, 2016Assignees: CHINA PETROLEUM & CHEMICAL CORPORATION, FUSHUN RESEARCH INSTITUTE OF PETROLEUM AND PETROCHEMICALS, SINOPECInventors: Weiya Yang, Fengxiang Ling, Shaojun Wang, Zhiqi Shen
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Patent number: 9314781Abstract: The present invention discloses a catalyst for paraffin isomerization, as well as a preparation method and use thereof. The catalyst comprises a TON molecular sieve modified by rare earth, an inorganic refractory oxide modified by zirconium oxide and a noble metal of group VIII. The weight ratio of the TON molecular sieve modified by rare earth to the inorganic refractory oxides modified by zirconium oxide is 10:90 to 90:10, and the content of the metal of group VIII is 0.1 to 10 wt % based on the metal. When used in the process of isomerization dewaxing of various raw materials containing paraffins, the catalyst can not only decrease the solidifying points of raw oil containing paraffins, but also increase the yield of liquid products. Particularly, when used in the process of isomerization dewaxing of lubricating oil distillates, the catalyst is advantageous in producing base oil for lubricating oil with a high a higher yield, a lower pour point (solidifying point) and a higher viscosity index.Type: GrantFiled: October 13, 2011Date of Patent: April 19, 2016Assignees: CHINA PETROLEUM & CHEMICAL CORPORATION, FUSHUN RESEARCH INSTITUTE OF PETROLEUM AND PETROCHEMICALS, SINOPECInventors: Huiqing Xu, Quanjie Liu, Liming Jia, Xiwen Zhang, Wei Wang
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Patent number: 9314776Abstract: This invention relates to a composite oxide, production and use thereof as a methane selective oxidizing catalyst. The composite oxide has a composition as illustrated by the formula RhRxMoyVzO?-?, wherein the symbols are as defined in the specification. When used as a methane selective oxidizing catalyst, the present composite oxide provides a high methane conversion and a high selectivity to the aimed products.Type: GrantFiled: October 10, 2013Date of Patent: April 19, 2016Assignees: CHINA PETROLEUM & CHEMICAL CORPORATION, FUSHUN RESEARCH INSTITUTE OF PETROLEUM AND PETROCHEMICALS, SINOPECInventors: Shudong Zhang, Yingjie Jin, Xiangqian Ni, Jie Li, Xiwen Zhang, Xinwei Zhang
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Patent number: 9248437Abstract: The present invention provides a hollow IM-5 molecular sieve sphere and the preparation process thereof. The process according to the present invention adds a relatively great amount of the surfactant of a cationic quaternary ammonium salt in the IM-5 molecular sieve system, to form a hollow IM-5 molecular sieve sphere via the micelle action by the surfactant, which structure benefits the mass transfer of the reaction process.Type: GrantFiled: October 30, 2012Date of Patent: February 2, 2016Assignees: CHINA PETROLEUM & CHEMICAL CORPORATION, FUSHUN RESEARCH INSTITUTE OF PETROLEUM AND PETROCHEMICALS, SINOPECInventors: Fengxiang Ling, Weiya Yang, Shaojun Wang, Zhiqi Shen
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Patent number: 9162207Abstract: The invention relates to a fluidized bed reactor and a hydrogenation method thereof. The fluidized bed reactor (7) comprises a reactor shell (103) vertical to the ground and a phase separator (111) at the upper part of the shell (103). An inner circulation zone is provided under the phase separator (111), and comprises a cylinder (114), a tapered diffusion section (115) and a guiding structure (104). In the hydrogenation method using the fluidized bed reactor (7), an expanded bed reactor (3) is used to further hydrogenate part of the product from the fluidized bed reactor (7), and supply catalyst without influencing on the stable operation of the fluidized bed reactor (7).Type: GrantFiled: October 19, 2010Date of Patent: October 20, 2015Assignees: China Petroleum & Chemical Corporation, Fushun Research Institute of Petroleum & Petrochemicals SinopecInventors: Li Jia, Yongzhong Jia, Hailong Ge
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Patent number: 9017545Abstract: Disclosed is a process for hydrotreating inferior naphtha fraction, comprising: (1) warming a recycle oil in a heating device; (2) mixing the inferior naphtha fraction with the recycle oil before and/or after the heating device; and (3) feeding the mixture of the inferior naphtha fraction and the recycle oil into a separating unit, wherein the gas-liquid separation is realized at least to obtain a gas phase and a liquid phase, wherein the gas phase comprises gasified inferior naphtha, wherein the gas phase enters a hydrotreating reactor to undergo hydrotreating, and wherein part of the liquid phase circulates to the heating device as the recycle oil; wherein warming of the recycle oil is controlled to ensure the temperature of gas phase from the separator at least reaches the inlet temperature of the hydrotreating reactor. Comparing with the prior art, the inventive process effectively solves the coking problem of the hydrogenating unit for inferior naphtha fraction.Type: GrantFiled: October 26, 2012Date of Patent: April 28, 2015Assignees: China Petroleum & Chemical Corporation, Fushun Research Institute of Petroleum and Petrochemicals, SinopecInventors: Ying Zhang, Baozhong Li, Ronghui Zeng, Youliang Shi
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Publication number: 20140275683Abstract: Disclosed is a catalyst for preparing isobutene by dissociation of methyl tert-butyl ether, the catalyst comprising amorphous silica alumina and a silicalite-1 molecular sieve, wherein the total IR acid amount of weak acids in the catalyst is in a range from 0.020 to 0.080 mmol/g, and the ratio of B acid/L acid of the weak acids is in a range from 2.5:1 to 4.0:1. Also provided is a method of preparing the catalyst and the use thereof. The catalyst has a high selectivity with respect to isobutene, and high conversion of methyl tert-butyl ether, and can also effectively inhibit formation of the by-product dimethyl ether.Type: ApplicationFiled: October 24, 2012Publication date: September 18, 2014Applicants: CHINA PETROLEUM & CHEMICAL CORPORATION, FUSHUN RESEARCH INSTITUTE OF PETROLEUM AND PETROCHEMICALS, SINOPECInventors: Shumei Zhang, Kai Qiao, Ming Chen, Qingtong Zhai, Changxin Guo, Chunmei Wang
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Publication number: 20140128654Abstract: The present disclosure provides a reactor for at least two liquid materials, comprising an enclosed reactor housing; a feeding tube having liquid material inlets for receiving corresponding liquid materials respectively; a distribution tube communicating with the feeding tube and extending into the reactor housing, the distribution tube being provided with a plurality of distribution holes in the region thereof extending into the reactor housing; a rotating bed in form of a hollow cylinder, which is disposed in the reactor housing via a fixing mechanism, thus dividing inner cavity of the reactor housing into a central area and an outer area, the rotating bed being capable of rotating driven by a driving mechanism; and a material outlet provided in a lower portion of the reactor housing for outputting product after reaction.Type: ApplicationFiled: October 30, 2013Publication date: May 8, 2014Applicants: Fushun Research Institute of Petroleum And Petrochemicals, Sinopec, China Petroleum & Chemical CorporationInventors: Xiangchen FANG, Deqiang PENG, Huimin QI, Xin LI, Yan WANG, Jianbing CHEN, Luyao WANG, Zhiyu LIU, Xin CHEN, Shengzhong ZHANG
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Publication number: 20140124408Abstract: The present invention relates to a wet start-up method for hydrogenation unit, an energy-saving hydrogenation process, and a hydrogenation apparatus. The method involves heating a start-up activating oil to a specific temperature and flowing the heated oil through a bed of hydrogenation catalyst bed, so that the temperature at the catalyst bed layer is increased to 180±10° C. or above by means of heat exchange and the reaction heat generated from activation in the start-up method.Type: ApplicationFiled: October 31, 2013Publication date: May 8, 2014Applicants: Fushun Research Institute of Petroleum and Petrochemicals, SINOPEC, CHINA PETROLEUM & CHEMICAL CORPORATIONInventors: Ronghui ZENG, Tao LIU, Xiangchen FANG, Zhaoming HAN, Xuehui ZHANG, Shike SUN, Chong PENG, Rong GUO, Jihua LIU, Benzhe LI
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Patent number: 8609064Abstract: Disclosed are a novel NU-85 molecular sieve having a specific surface area ranging from about 405 m2/g to about 470 m2/g and a pore volume ranging from about 0.27 cm3/g to about 0.35 cm3/g, and processes for preparing the NU-85 molecular sieve.Type: GrantFiled: October 11, 2011Date of Patent: December 17, 2013Assignees: China Petroleum & Chemical Corporation, Fushun Research Institute of Petroleum and Petrochemical, SinopecInventors: Zhizhi Zhang, Xiwen Zhang, Bo Qin
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Publication number: 20130248415Abstract: The present invention discloses a catalyst for paraffin isomerization, as well as a preparation method and use thereof. The catalyst comprises a TON molecular sieve modified by rare earth, an inorganic refractory oxide modified by zirconium oxide and a noble metal of group VIII. The weight ratio of the TON molecular sieve modified by rare earth to the inorganic refractory oxides modified by zirconium oxide is 10:90 to 90:10, and the content of the metal of group VIII is 0.1 to 10 wt % based on the metal. When used in the process of isomerization dewaxing of various raw materials containing paraffins, the catalyst can not only decrease the solidifying points of raw oil containing paraffins, but also increase the yield of liquid products. Particularly, when used in the process of isomerization dewaxing of lubricating oil distillates, the catalyst is advantageous in producing base oil for lubricating oil with a high a higher yield, a lower pour point (solidifying point) and a higher viscosity index.Type: ApplicationFiled: October 13, 2011Publication date: September 26, 2013Applicants: FUSHUN RESEARCH INSTITUTE OF PETROLEUM AND PETROCHEMICALS, SINOPEC, CHINA PETROLEUM & CHEMICAL CORPORATIONInventors: Huiqing Xu, Quanjie Liu, Liming Jia, Xiwen Zhang, Wei Wang
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Publication number: 20130118953Abstract: Disclosed is a process for hydrotreating inferior naphtha fraction, comprising: (1) warming a recycle oil in a heating device; (2) mixing the inferior naphtha fraction with the recycle oil before and/or after the heating device; and (3) feeding the mixture of the inferior naphtha fraction and the recycle oil into a separating unit, wherein the gas-liquid separation is realized at least to obtain a gas phase and a liquid phase, wherein the gas phase comprises gasified inferior naphtha, wherein the gas phase enters a hydrotreating reactor to undergo hydrotreating, and wherein part of the liquid phase circulates to the heating device as the recycle oil; wherein warming of the recycle oil is controlled to ensure the temperature of gas phase from the separator at least reaches the inlet temperature of the hydrotreating reactor. Comparing with the prior art, the inventive process effectively solves the coking problem of the hydrogenating unit for inferior naphtha fraction.Type: ApplicationFiled: October 26, 2012Publication date: May 16, 2013Applicants: FUSHUN RESEARCH INSTITUTE OF PETROLEUM AND PETROCHEMICALS, SINOPEC, CHINA PETROLEUM & CHEMICAL CORPORATIONInventors: CHINA PETROLEUM & CHEMICAL CORPORATI, FUSHUN RESEARCH INSTITUTE OF PETROLEU
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Publication number: 20130123549Abstract: The present disclosure provides a hydrogenation catalyst, the preparation process thereof and the application thereof in the production of 1,4-butanediol by hydrogenating dialkyl maleate and/or dialkyl succinate. The catalyst comprises Cu—Al-A-B-G, wherein A comprises at least one of Zn. Mo and W, B comprises at least one of Ba, Mn, Mg, Ti, Ce and Zr. In the process for preparing said hydrogenation catalyst, a part of Cu and A are precipitated first and the rest of Cu, Al and B are precipitated successively.Type: ApplicationFiled: October 30, 2012Publication date: May 16, 2013Applicants: FUSHUN RESEARCH INSTITUTE OF PETROLEUM AND PETROCHEMICAL, SINOPEC, CHINA PETROLEUM & CHEMICAL CORPORATIONInventors: CHINA PETROLEUM & CHEMICAL CORPORATI, FUSHUN RESEARCH INSTITUTE OF PETROLEU
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Patent number: 8329610Abstract: The present invention relates to a hydrogenation catalyst composition, process for preparing the same and use thereof. The composition comprises a hydrogenation catalyst, an organonitrogen compound in an amount of 0.01%-20% by weight of the catalyst, a sulfiding agent in an amount of 30%-150% by weight of the sulfur-requiring amount calculated theoretically of the hydrogenation catalyst, and an organic solvent in an amount of 0.1%-50% by weight of the catalyst. The preparation process comprises introducing the required substances onto the hydrogenation catalyst in oxidation state. By introduction of the organonitrogen compound, sulfur and organic solvent, the hydrogenation catalyst composition of the present invention may further increase the sulfur-maintaining ratio of the catalyst during the activation, slow down the concentrative exothermic phenomenon, decrease the rate of temperature rise of the catalyst bed layer, and improve the activity of the catalyst.Type: GrantFiled: November 14, 2006Date of Patent: December 11, 2012Assignees: China Petroleum & Chemical Corporation, Fushun Research Institute of Petroleum and Petrochemicals, Sinopec Corp.Inventors: Yulan Gao, Xiangchen Fang, Gang Wang, Fenglan Cao, Chonghui Li, Guang Chen
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Patent number: 7435336Abstract: The present invention relates to a process for carrying our gas-liquid countercurrent processing comprising passing the liquid material and the gas reactant in countercurrent flow through the fixed bed of catalyst in a reactor, characterized in that the fixed bed of catalyst includes two or more catalyst layers, with the difference of voidage between the adjacent catalyst layers being at least 0.05. The voidages of the catalyst layers can be increased or decreased in the direction of the flow of the liquid phase. The process of the invention can be effected with an increased range of gas-liquid ratio and an improved stability and flexibility.Type: GrantFiled: October 9, 2003Date of Patent: October 14, 2008Assignees: China Petroleum & Chenical Corporation, Fushun Research Institute of Petroleum and Petrochemicals Sinopec, Corp.Inventors: Baoping Han, Xiangchen Fang, Ronghui Zeng, Ping Wu, Mei Jin, Hongjiang Sun
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Patent number: 7238276Abstract: The present invention relates to a medium-pressure hydrocracking process which uses a fresh hydrogen resource and a hydrosaturation catalyst with reduced metals of group VIB and/or group VIII as the active ingredients to selectively and deeply hydrosaturate jet fuel and/or diesel cuts derived in the medium-pressure hydrocracking process.Type: GrantFiled: May 11, 2004Date of Patent: July 3, 2007Assignees: China Petroleum Corporation, Fushun Research Institute of Petroleum and PetrochemicalsInventors: Xiangchen Fang, Ling Lan, Xiaobing Song, Minghua Guan, Guang'an Jiang, Fenglai Wang, Zhengnan Yu, Qun Guo
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Patent number: 6797248Abstract: The present invention relates to a mesoporous molecular sieve MPL-1 and its preparation process. The anhydrous composition of this molecular sieve contains at least three elements, i.e. aluminum, phosphorus and oxygen. The molecular sieve has larger pore diameters, generally 1.3 nm-10.0 nm, a larger specific surface area and adsorption capacity. It is synthesized under the hydrothermal process with an organic compound as template. Where necessary, silicon and/or titanium may be added to synthesize the aluminosilicophosphate, aluminotitanophosphate, or aluminosilicotitanophosphate molecular sieves having a mesoporous structure, and/or metal compounds may be added to synthesize derivatives of mesoporous aluminophosphate molecular sieves containing the corresponding hetero-atoms.Type: GrantFiled: October 25, 2001Date of Patent: September 28, 2004Assignees: China Petroleum and Chemical Corporation, Fushun Research Institute of Petroleum and Petrochemicals, SINOPEC Corp.Inventors: Quanjie Liu, Jun Yang, Yan Peng