Patents Examined by In Suk Bullock
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Patent number: 11680210Abstract: A process is provided for the catalytic cracking of a glyceride oil feedstock with a catalyst composition containing a deactivated phosphorus-containing ZSM-5 light olefins selective additive.Type: GrantFiled: November 4, 2021Date of Patent: June 20, 2023Assignee: CHEVRON U.S.A. INC.Inventors: Tengfei Liu, Joel Edward Schmidt
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Patent number: 9957204Abstract: The invention relates to processes for converting a mixture of hydrocarbon and sulfur-containing molecules such as mercaptan into products comprising acetylene, ethylene, and hydrogen sulfide, to processes utilizing the acetylene and ethylene resulting from the conversion, and to equipment useful for such processes.Type: GrantFiled: October 25, 2016Date of Patent: May 1, 2018Assignee: ExxonMobil Chemical Patents Inc.Inventors: Paul F. Keusenkothen, Frank Hershkowitz, Robert D. Denton, Gary D. Mohr
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Patent number: 9908824Abstract: Methods and systems for selectively hydrogenating benzene with a supported organometallic hydrogenating catalyst are provided. An exemplary method includes contacting an arene-containing reaction stream comprising benzene and one or more additional arenes with hydrogen in the presence of a supported organometallic hydrogenating catalyst under reaction conditions effective to hydrogenate at least benzene in the arene-containing reaction stream to produce a reaction effluent having a ratio of benzene to additional arenes that is lower than a ratio of benzene to additional arenes in the reaction stream. In this method, the supported organometallic hydrogenating catalyst includes a catalytically active organometallic species and a Brønsted acidic sulfated metal oxide support.Type: GrantFiled: January 29, 2014Date of Patent: March 6, 2018Assignees: UOP LLC, Northwestern UniversityInventors: Christopher P. Nicholas, Massimiliano Delferro, Weixing Gu, Tobin Jay Marks, Alakananda Bhattacharyya
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Patent number: 9902908Abstract: The invention relates to a continuous process for converting carbonaceous material contained in at least two feedstocks into a liquid hydrocarbon product, said feedstocks including at least one feedstock of biomass and at least one feedstock of lignite and/or peat, said feedstocks including the carbonaceous material being in a feed mixture including one or more fluids, said fluids including water and further liquid organic compounds at least partly produced by the process in a concentration of at least 1% by weight, where the process comprises converting at least part of the carbonaceous material by pressurizing the feed mixture to a pressure in the range 50-400 bar, heating the feed mixture to a temperature in the range 250-500° C., and maintaining said pressurized and heated feed mixture in the desired pressure and temperature ranges in a reaction zone for a predefined time; cooling the feed mixture to a temperature in the range 25-200° C.Type: GrantFiled: June 11, 2012Date of Patent: February 27, 2018Assignee: STEEPER ENERGY APSInventor: Steen Brummerstedt Iversen
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Patent number: 9896391Abstract: The invention relates to a process for preparing linear ?-olefins, wherein ethylene 1a is conducted into the oligomerization reactor 2 in the liquid phase. The oligomerization reactor 2 has a mechanical stirrer 2a in order to ensure optimal mixing of the liquid ethylene and of the catalyst in the liquid phase. From the top of the oligomerization reactor 2, vaporized ethylene is drawn off together with light ?-olefins and a small proportion of the organic solvent. The gas mixture drawn off from the top of the reactor 2 is condensed together with gaseous fresh ethylene 7 by means of heat exchanger 3 and separator 4. The liquid phase drawn off from the separator 4 is conducted by means of circulation pump 5a as liquid ethylene input 1a back into the oligomerization reactor 2. The liquid products of the oligomerization reaction are drawn off 8 laterally from the base of the reactor 2.Type: GrantFiled: January 13, 2011Date of Patent: February 20, 2018Assignee: LINDE AKTIENGESELLSCHAFTInventors: Karl Heinz Hofmann, Hans Jorg Zander, Anton Wellenhofer, Wolfgang Muller, Anina Wohl
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Patent number: 9890093Abstract: Oligomerization processes include the steps of introducing a monomer containing a C3 to C30 olefin and a chemically-treated solid oxide into a reaction zone, and oligomerizing the monomer to form an oligomer product in the reaction zone. Fluorided silica-coated alumina and fluorided-chlorided silica-coated alumina are illustrative chemically-treated solid oxides that can be used in the oligomerization processes.Type: GrantFiled: December 22, 2015Date of Patent: February 13, 2018Assignee: Chevron Phillips Chemical Company LPInventors: Qing Yang, Uriah J. Kilgore, Max P. McDaniel, Brooke L. Small, Kenneth D. Hope, Eduardo J. Baralt
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Patent number: 9884996Abstract: A coke drum apparatus including: a cylindrical section; a cap connected to an upper end of the cylindrical section; a bottom, and a knuckle connecting the bottom and the cylindrical section. The cylindrical section includes a plurality of arcuate segments attached together by vertical welds. Each arcuate segment includes a plurality of arcuate plates attached together by circumferential welds. The circumferential welds of each arcuate segment are offset from the circumferential welds of each adjacent arcuate segment.Type: GrantFiled: August 25, 2015Date of Patent: February 6, 2018Assignee: HOUSTON ENGINEERING SOLUTIONS, LLCInventor: Mahmod Samman
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Patent number: 9884794Abstract: Embodiments of processes for producing propylene utilize a dual catalyst system comprising a mesoporous silica catalyst impregnated with metal oxide and a mordenite framework inverted (MFI) structured silica catalyst downstream of the mesoporous silica catalyst, where the mesoporous silica catalyst includes a pore size distribution of at least 2.5 nm to 40 nm and a total pore volume of at least 0.600 cm3/g, and the MFI structured silica catalyst has a total acidity of 0.001 mmol/g to 0.1 mmol/g. The propylene is produced from the butene stream via metathesis by contacting the mesoporous silica catalyst and subsequent cracking by contacting the MFI structured silica catalyst.Type: GrantFiled: June 23, 2016Date of Patent: February 6, 2018Assignees: Saudi Arabian Oil Company, King Fahd University of Petroleum and MineralsInventors: Sulaiman Saleh Al-Khattaf, Arudra Palani, Tazul Islam Bhuiyan, Sohel Shaikh, Mohammad Naseem Akhtar, Abdullah M. Aitani, Mohammed A. Al-Yami
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Patent number: 9868680Abstract: An apparatus and method are provided for processing hydrocarbon feeds. The method enhances the conversion of hydrocarbon feeds into conversion products, such as ethylene and propylene. In particular, the present techniques utilize a high-severity reactor integrated with another reactor type to convert hydrocarbons to other petrochemical products.Type: GrantFiled: December 20, 2011Date of Patent: January 16, 2018Assignee: ExxonMobil Chemical Patents Inc.Inventors: Paul F. Keusenkothen, Frank Hershkowitz, Jason D. Davis
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Patent number: 9862657Abstract: Methods for selectively hydrogenating substituted arenes with a supported organometallic hydrogenating catalyst are provided. An exemplary method includes contacting a substituted arene-containing reaction stream with hydrogen in the presence of a supported organometallic hydrogenating catalyst under reaction conditions effective to selectively hydrogenate the substituted arenes to the cis isomer with high selectivity. In this method, the supported organometallic hydrogenating catalyst includes a catalytically active organometallic species and a Brønsted acidic sulfated metal oxide support.Type: GrantFiled: December 3, 2014Date of Patent: January 9, 2018Assignees: UOP LLC, Northwestern UniversityInventors: Massimiliano Delferro, Madelyn Marie Stalzer, Christopher P. Nicholas, Tobin Jay Marks, Alakananda Bhattacharyya
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Patent number: 9862655Abstract: Methods and systems for producing jet-range hydrocarbons are disclosed herein. In an exemplary embodiment, a method for producing jet-range hydrocarbons includes the steps of combining a first stream including C4 olefinic hydrocarbons and a second stream including C5-C8 olefinic hydrocarbons to produce a third stream including C4-C8 hydrocarbons, oligomerizing the third stream including C4-C8 olefinic hydrocarbons to produce a fourth stream including C4-C20 olefinic hydrocarbons, and separating C5-C8 hydrocarbons from the fourth stream including C4-C20 olefinic hydrocarbons to produce the second stream including C5-C8 olefinic hydrocarbons and a fifth stream including C9-C20 olefinic hydrocarbons. The method further includes the step of hydrogenating the fifth stream including C9-C20 olefinic hydrocarbons to produce a sixth stream including C9-C20 paraffinic jet-range hydrocarbons.Type: GrantFiled: June 30, 2014Date of Patent: January 9, 2018Assignee: UOP LLCInventors: Geoffrey William Fichtl, James M. Anderson, Michael J. McCall
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Patent number: 9862897Abstract: The method for producing a monocyclic aromatic hydrocarbon includes a cracking and reforming reaction step in which a catalyst for producing a monocyclic aromatic hydrocarbon containing crystalline aluminosilicate which has been subjected to a heat treatment in an atmosphere containing water vapor in advance is loaded into a fixed-bed reactor, and a feedstock oil having a 10 volume % distillate temperature of 140° C. or higher and a 90 volume % distillate temperature of 390° C. or lower is brought into contact with the catalyst to cause a reaction, so as to obtain a product containing a monocyclic aromatic hydrocarbon having 6 to 8 carbon atoms.Type: GrantFiled: February 21, 2014Date of Patent: January 9, 2018Assignee: JX Nippon Oil & Energy CorporationInventors: Yasuyuki Iwasa, Shinichiro Yanagawa, Masahide Kobayashi
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Patent number: 9845435Abstract: Provided is a hydrotreating step (A) containing a hydroisomerization step (A1) that obtains a hydroisomerized oil (a1) by bringing a FT synthesis oil into contact with a hydroisomerization catalyst and/or a hydrocracking step (A2) that obtains a hydrocracked oil (a2) by bringing it into contact with a hydrocracking catalyst, and a fractionation step (B) that transfers at least a portion of the hydrotreated oil (a) composed of the hydroisomerized oil (a1) and/or the hydrocracked oil (a2) to a fractionator and, at the very least, obtains a middle distillate (b1) with a 5% distillation point of 130 to 170° C. and a 95% distillation point of 240 to 300° C., and a heavy oil (b2) that is heavier than the middle distillate (b1).Type: GrantFiled: March 27, 2013Date of Patent: December 19, 2017Assignees: Japan Oil, Gas and Metals National Corporation, INPEX CORPORATION, JX Nippon Oil & Energy Corporation, Japan Petroleum Exploration Co., Ltd., COSMO OIL CO., LTD., NIPPON STEEL & SUMIKIN ENGINEERING CO., LTD.Inventors: Takuya Niitsuma, Marie Iwama
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Patent number: 9845433Abstract: A method for producing an olefin and a monocyclic aromatic hydrocarbon of the present invention includes a dicyclopentadiene removal treatment step of removing dicyclopentadienes having a dicyclopentadiene skeleton from a feedstock oil which is a thermally-cracked heavy oil obtained from an apparatus for producing ethylene and which has a 90 volume % distillate temperature, as a distillation characteristic, of 390° C. or lower; and a cracking and reforming reaction step of obtaining a product containing an olefin and a monocyclic aromatic hydrocarbon by bringing the feedstock oil having a content of dicyclopentadienes adjusted to 10% by weight or less by treating a part or all of the feedstock oil through the dicyclopentadiene removal step into contact with a catalyst and reacting the feedstock oil.Type: GrantFiled: October 25, 2013Date of Patent: December 19, 2017Assignee: JX Nippon Oil & Energy CorporationInventors: Shinichiro Yanagawa, Masahide Kobayashi, Yukihiro Yoshiwara, Ryoji Ida
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Method for fabricating super-hydrophobic surface and evaporator having the super-hydrophobic surface
Patent number: 9839862Abstract: A method for fabricating a super-hydrophobic surface having excellent surface strength and an evaporator having the super-hydrophobic surface fabricated by the method are provided. The method includes preparing a metal base material, anodizing the metal base material to form a ceramic layer having a complex structure of a microstructure and nano-fiber structures on a surface of the metal base material, and applying a hydrophobic polymer material on the complex structure to form a polymer layer having the same surface shape as the complex structure.Type: GrantFiled: June 29, 2012Date of Patent: December 12, 2017Assignee: POSITECH ACADEMY-INDUSTRY FOUNDATIONInventors: Woon Bong Hwang, Sang Min Lee, Yeong Ae Kim -
Patent number: 9839897Abstract: We provide a catalytic process to reduce an organic halide in a hydrocarbon, comprising: a. producing the hydrocarbon comprising the organic halide in a process unit; and b. contacting the hydrocarbon comprising the organic halide with a metal chloride under anhydrous conditions in a halide removal vessel to produce a contacted hydrocarbon having from 50-100 wt % of a total halide in the hydrocarbon removed. We also provide an apparatus for performing this process.Type: GrantFiled: May 30, 2013Date of Patent: December 12, 2017Assignee: Chevron U.S.A. Inc.Inventor: Howard Steven Lacheen
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Patent number: 9840897Abstract: Disclosed herein is a fracturing unit for hydraulic fracturing having an engine and a fracturing pump connected to the engine through a variable speed torque converter. Also disclosed is a hydraulic fracturing system using multiple fracturing units which are sized similar to ISO containers. A hydraulic fracturing system may also force flow back water, produced water, or fresh water through a heat exchanger so that heat from the fracturing engines can be transferred to these liquids in order to vaporize them. A force cooled fractioning unit then can accept the vapor/steam in order to condense the various components and produce distilled water for re-use in the fracturing process or for release into the environment.Type: GrantFiled: March 15, 2013Date of Patent: December 12, 2017Inventor: Kevin Larson
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Patent number: 9834495Abstract: A process is presented for the control of the exotherm from an oligomerization process. The oligomerization process is for the conversion of C3 and C4 olefins to distillate. The process includes controlling the extent of the reaction to limit temperature rise, and recycle of a portion of the reactor effluent stream for dilution of the C3 and C4 olefins passed to the oligomerization reactors, and for separating out the product distillate.Type: GrantFiled: June 26, 2014Date of Patent: December 5, 2017Assignee: UOP LLCInventor: Robert L. Mehlberg
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Patent number: 9834492Abstract: Distillate cracks to propylene more readily than VGO. Additionally, less branched hydrocarbons crack to propylene more readily than more branched hydrocarbons. Oligomerization to diesel range oligomers followed by catalytic cracking with less branched oligomers can provide more propylene.Type: GrantFiled: November 8, 2013Date of Patent: December 5, 2017Assignee: UOP LLCInventors: Christopher P. Nicholas, Christian D. Freet, Kurt M. Vanden Bussche, Todd M. Kruse
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Patent number: 9834493Abstract: A process for reducing the benzene content of gasoline stream, such as a reformate or light naphtha, comprises alkylating the gasoline stream in a reaction zone with an olefin alkylating agent. A paraffinic stream comprising C5 to ClO paraffins is fed to the inlet of the alkylation reaction zone.Type: GrantFiled: February 7, 2011Date of Patent: December 5, 2017Assignee: BADGER LICENSING LLCInventors: Shyh-Yuan H. Hwang, Ronald Birkhoff, Richard F. Guarino, J. Erik Moy, Geeta Pherwani