Patents Assigned to Research Institute of Petroleum
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Patent number: 9259711Abstract: The present invention relates to a mesopore material of a catalyst for upgrading acid-containing crude oil. Said mesopore material is an amorphous material containing alkaline earth oxide, silica and alumina, and has an anhydrous chemical formula of (0-0.3)Na2O.(1-50)MO.(6-58)Al2O3.(40-92)SiO2, based on the weight percent of the oxides, wherein M is one or more selected from Mg, Ca and Ba. Said mesopore material has a specific surface area of 200-400 m2/g, a pore volume of 0.5-2.0 ml/g, an average pore diameter of 8-20 nm, and a most probable pore size of 5-15 nm. The present invention further relates to a process for manufacturing said mesopore material and the use thereof. The catalyst prepared from the mesopore material provided in the present invention is suitable for the catalytic upgrading of inferior acid-containing crude oil and for the removal of organic acids, carbon residues and metals in the crude oil, and thus has very good economic benefits.Type: GrantFiled: January 9, 2009Date of Patent: February 16, 2016Assignees: CHINA PETROLEUM & CHEMICAL CORPORATION, RESEARCH INSTITUTE OF PETROLEUM PROCESSING SINOPECInventors: Jun Long, Jiushun Zhang, Huiping Tian, Yuxia Zhu
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Patent number: 9260667Abstract: Disclosed is a combination process for improved hydrotreating and catalytic cracking of hydrocarbon oils, including: contacting residual oil, catalytic cracking cycle oil, and optional distillate oil with a hydrotreating catalyst under hydrotreating conditions in the presence of hydrogen followed by separation of the reaction products to obtain hydrogenated tail oil and other products; contacting the hydrogenated tail oil and optional normal catalytic cracking feedstock oil with a cracking catalyst under catalytic cracking conditions followed by separation of the reaction products; wherein the hydrogenated tail oil and/or normal catalytic cracking feedstock oil are separated into at least two fractions prior to contacting the hydrogenated tail oil and/or normal catalytic cracking feedstock oil with the cracking catalyst.Type: GrantFiled: September 14, 2012Date of Patent: February 16, 2016Assignees: China Petroleum & Chemical Corporation, Research Institute of Petroleum Processing, SinopecInventors: Yongcan Gao, Chaogang Xie, Chuanfeng Niu, Jiushun Zhang, Lishun Dai, Hong Nie, Dadong Li, Jun Long, Jianguo Ma, Yan Cui
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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: 9243180Abstract: The present invention provides a filtration control agent and a drilling fluid containing the same. The filtration control agent comprises the product obtained from the reaction of water, lignite, aldehyde and sulfonate polymer at 180-220° C. and the units containing sulfonate groups in the molecular chains of sulfonate polymer are at least 30 wt %. The filtration control agent provided by the present invention features a good filtration loss reduction effect and a low viscosity effect and can improve the rheological behavior of the drilling fluid, thereby meeting the requirements of the drilling of deep wells, ultra-deep wells and ultra high pressure formations.Type: GrantFiled: September 26, 2012Date of Patent: January 26, 2016Assignees: China Petroleum & Chemical Corporation, SINOPEC Research Institute of Petroleum EngineeringInventors: Xiaohua Yang, Lin Wang, Yongxue Lin, Sheng Li, Long Chai, Xiaoqiang Dong
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Patent number: 9221039Abstract: Disclosed herein are a catalyst, a preparation process thereof, and a process of epoxidizing olefin using the catalyst. The catalyst contains a binder and a titanium silicate as specified. The catalyst disclosed herein has high strength, and shows high catalytic activity in the epoxidation of olefins.Type: GrantFiled: October 11, 2011Date of Patent: December 29, 2015Assignees: China Petroleum & Chemical Corporation, Hunan Changling Petrochemical Science and Technology Development Co., Ltd., Research Institute of Petroleum Processing, SinopecInventors: Min Lin, Hua Li, Wei Wang, Chijian He, Xiaoju Wu, Jizao Gao, Xichun She, Jun Long, Qingling Chen
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Patent number: 9206050Abstract: The present invention relates to a continuous process for producing carbon nanotubes (herein after also referred to as “CNTS”) of single, double and/or multi-wall type, with any possible desired diameter and with high purity. The preferred embodiment provides means for continuous supply of a catalyst during the process for producing the carbon nanotubes, according to which one can achieve the advantageous continuity of the process.Type: GrantFiled: March 20, 2007Date of Patent: December 8, 2015Assignee: RESEARCH INSTITUTE OF PETROLEUM INDUSTRY (RIPI)Inventors: Alimorad Rashidi, Bahman Amini Horri, Ali Mohajeri, Sasan Sadraei, Khairolah Jafari Jozani, Ali Nakhaeipor
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Patent number: 9175230Abstract: A cracking catalyst, which contains alumina, phosphorus and molecular sieve, with or without clay, wherein said alumina is ?-alumina or a mixture of ?-alumina and ?-alumina and/or ?-alumina, and wherein the catalyst contains, on the basis of the total amount of the catalyst, 0.5-50 wt % of ?-alumina, 0-50 wt % of ?-alumina and/or ?-alumina, 10-70 wt % of molecular sieve, 0-75 wt % of clay, and 0.1-8 wt % of phosphorus, measured as P2O5. The catalyst not only has higher cracking activity and higher cracking ability for cracking heavy oil, but also improves significantly quality and yield of gasoline, LCO and LPG in cracking products.Type: GrantFiled: July 14, 2005Date of Patent: November 3, 2015Assignees: CHINA PETROLEUM & CHEMICAL CORPORATION, RESEARCH INSTITUTE OF PETROLEUM PROCESSING, SINOPECInventors: Jun Long, Zhonghong Qiu, Youbao Lu, Jiushun Zhang, Zhijian Da, Huiping Tian, Yuxia Zhu, Wanhong Zhang, Zhenbo Wang
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Patent number: 9168509Abstract: 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—O, 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: GrantFiled: October 30, 2012Date of Patent: October 27, 2015Assignees: China Petroleum & Chemical Corp., Fushun Research Institute of PetroleumInventors: Yanxia Zhang, Shenghua Yuan, Peng Gao, Hao Zhang, Qiuhong Fu, Ri Duan
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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: 9163182Abstract: A novel process for cracking olefins including contacting a hydrocarbon oil with a catalyst in a riser reactor having multiple reaction zones under cracking reaction conditions; separating reaction products and the catalyst; regenerating at least a part of spent catalyst obtained, contacting a part of the regenerated catalyst with the hydrocarbon in the first reaction zone; contacting the other part of the spent catalyst and/or regenerated catalyst in at least one reaction zone after the first reaction zone with the products obtained in previous reaction zones.Type: GrantFiled: February 6, 2008Date of Patent: October 20, 2015Assignees: China Petroleum & Chemical Corporation, Research Institute of Petroleum Processing, SinopecInventors: Jun Long, Yuxia Zhu, Huiping Tian, Yujian Liu, Zhenyu Chen, Yaoqing Guo, Zhijian Da, Jiushun Zhang, Mingyuan He
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Publication number: 20150144037Abstract: The present invention is related to the synthesis of a nano-hybrid catalyst made of carbon nanotubes and metal ferrite materials for the removal of NOx compounds, which are emitted from stationary sources, through an ammonia selective catalytic reduction process. Weight ratios of carbon nanotube (x) to metal ferrite (y) is preferably about (x/y) 0.1 to 10. The present invention is also directed to the synthesis of a nano-hybrid catalyst to improve the efficiency of the conventional NOx reduction process at lower reaction temperatures. By use of the preferred nano-hybrid catalyst, it is possible to locate a selective catalytic reduction (SCR) unit capable of operating at lower temperatures, e.g., below 260° C., and from about 50° C. to about 250° C., after the desulfurizer and the particle removal equipment. With the exhaust gas cleaner, the lifetime of the catalyst can be increased. This nano-hybrid catalyst provides higher NOx removal efficiencies at low temperatures, typically from about 50° C.Type: ApplicationFiled: September 18, 2014Publication date: May 28, 2015Applicants: Research Institute of Petroleum Industry (RIPI), Tarbiat Modaress UniversityInventors: Mahnaz Pourkhalil, Alimorad Rashidi, Abdolsammad Zarringhalam Moghaddam, Mahdi Mohajeri, Ali Mehri
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Publication number: 20150129463Abstract: A dispersing-type nanocatalyst for catalytic hydrocracking of heavy oil, a method for preparing the same, and the use thereof in catalytic hydrocracking of heavy oil. The present invention is also directed to reducing the operational temperature of catalytic hydrocracking of heavy crude oil, and also increasing the yield of the process by utilizing a lower concentration of said nanocatalyst.Type: ApplicationFiled: November 10, 2014Publication date: May 14, 2015Applicant: Research Institute of Petroleum Industry (RIPI)Inventors: Mahshad Alaei, Alimorad Rashidi, Alireza Mahjoub, Mohsen Ghanami, Amir Hossein Bornaee
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Publication number: 20150126420Abstract: This invention relates to a lubricating oil composition and production thereof. The lubricating oil composition comprises a Mannich base represented by the following formula (III) (wherein A and R2 are as defined in the specification) and a lubricant base oil. The lubricating oil composition according to this invention exhibits excellent cleansing and dispersing performance and excellent anticorrosion performance.Type: ApplicationFiled: April 25, 2013Publication date: May 7, 2015Applicants: CHINA PETROLEUM & CHEMICAL CORPORATION, RESEARCH INSTITUTE OF PETROLEUM PROCESSING SINOPECInventors: Shihao Xin, Xin Xie, Zuoxin Huang, Qinghua Duan, Zhiqiang Wu, Lihua Wang
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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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Patent number: 9006130Abstract: The invention relates to a hydrodesulfurization nanocatalyst, use of the hydrodesulfurization nanocatalyst in a hydrodesulfurization process and a process for producing the hydrodesulfurization nanocatalyst. The hydrodesulfurization nanocatalyst can include a nanostructured alumina material, at least one metal selected from group VI B of the periodic table of elements, and at least one metal selected from group VIII B of the periodic table of elements.Type: GrantFiled: October 4, 2011Date of Patent: April 14, 2015Assignee: Research Institute of Petroleum Industry (RIPI)Inventors: Fereshteh Rashidi, Alimorad Rashidi, Kheirollah Jafari Jozani, Ali Nemati Kharat Ghaziani, Morteza Rezapour, Hamidreza Bozorgzadeh
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Patent number: 8975208Abstract: The present invention provides an adsorbent for removing sulfur from cracking gasoline or diesel fuel. The adsorbent has excellent abrasion-resistance and desulfurization activity. The adsorbent comprises from about 5 to about 35 wt % of alumina, from about 3 to about 30 wt % of silica, from about 10 to about 80 wt % of at least one oxide of metal selected from Groups IIB and VB, from about 3 to about 30 wt % of at least one metal accelerant selected from Groups VIIB and VIII, and from about 0.5 to about 10 wt % of at least one oxide of metal selected from Groups IA and IIA, based on the total weight of the adsorbent.Type: GrantFiled: December 30, 2009Date of Patent: March 10, 2015Assignees: China Petroleum Chemical Corporation, Research Institute of Petroleum Processing, SinopecInventors: Jun Long, Huiping Tian, Wei Lin
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Publication number: 20150041366Abstract: This disclosures provides an adsorbent which, on the basis of the total weight of the adsorbent, comprises: 1) a Si—Al molecular sieve having an A-FAU structure, wherein A represents a monovalent cation, in an amount of 1-20 wt %, 2) at least one binder selected from the group consisting of titanium dioxide, stannic oxide, zirconium oxide and alumina, in an amount of 3-35 wt %, 3) a silica source, in an amount of 5-40 wt %, 4) zinc oxide, in an amount of 10-80 wt %, and 5) at least one promoter metal selected from the group consisting of cobalt, nickel, iron and manganese, based on the metal, in an amount of 5-30 wt %, wherein at least 10 wt % of the promoter metal is present in a reduced valence state. This adsorbent exhibits improved activity and stability, and at the same time, is capable of significantly improving the octane number of the product gasoline.Type: ApplicationFiled: July 27, 2012Publication date: February 12, 2015Applicants: RESEARCH INSTITUTE OF PETROLEUM PROCESSING, SINOPEC, CHINA PETROLEUM & CHEMICAL CORPORATIONInventors: Wei Lin, Huiping Tian, Zhenbo Wang
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Patent number: 8940939Abstract: A process of oxidizing cyclohexane, comprising feeding cyclohexane, an aqueous hydrogen peroxide solution and optionally an organic solvent into a reaction zone through a feed inlet thereof under the oxidation reaction conditions for contact, and providing all or most of the oxidation product at the reaction zone bottom, wherein a part or all of the packing in the reaction zone is a titanium silicate molecular sieve-containing catalyst. The process of oxidizing cyclohexane according to the present invention carries out the oxidation in the reaction zone, which, firstly, utilizes the latent heat from reaction sufficiently so as to achieve energy-saving; secondly, increases the yield of target product and the availability of oxidizer; and thirdly, allows the separation of the oxidation product from the raw material cyclohexane as the reaction proceeds, such that the cost for subsequent separations can be saved.Type: GrantFiled: May 2, 2012Date of Patent: January 27, 2015Assignees: China Petroleum & Chemical Corporation, Research Institute of Petroleum Processing, SinopecInventors: Min Lin, Chunfeng Shi, Bin Zhu, Yingchun Ru
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Patent number: 8932457Abstract: A catalytic conversion process uses a catalytic cracking catalyst having a relatively homogeneous activity containing mainly large pore zeolites in a catalytic conversion reactor. The reaction temperature, residence time of oil vapors and weight ratio of the catalyst/feedstock oil are sufficient to obtain a reaction product containing from about 12 to about 60% by weight of a fluid catalytic cracking gas oil relative to the weight of the feed stock oil and containing a diesel. The reaction temperature ranges from about 420° C. to about 550° C. The residence time of oil vapors ranges from about 0.1 to about 5 seconds. The weight ratio of the catalytic cracking catalyst/feedstock is about 1-about 10.Type: GrantFiled: October 20, 2010Date of Patent: January 13, 2015Assignees: China Petroleum & Chemical Corporation, Research Institute of Petroleum Processing, SinopecInventors: Youhao Xu, Jianhong Gong, Congli Cheng, Shouye Cui, Zhihai Hu, Yun Chen
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Patent number: 8900445Abstract: A process for the catalytic conversion of hydrocarbons to convert petroleum hydrocarbons in a higher yield for light olefins, particularly propylene is disclosed, the process involving a hydrocarbon-converting catalyst comprising zeolite, phosphorous and a transition metal, as defined herein.Type: GrantFiled: September 28, 2006Date of Patent: December 2, 2014Assignees: China Petroleum & Chemical Corporation, Research Institute of Petroleum Processing, SinopecInventors: Chaogang Xie, Genquan Zhu, Yihua Yang, Yibin Luo, Jun Long, Xingtian Shu, Jiushun Zhang