Patents Examined by Elizabeth D. Wood
  • Hydrocracking catalyst
    Patent number: 10610855
    Abstract: Process for preparing a hydrocracking catalyst carrier which process comprises subjecting a carrier comprising an amorphous binder and zeolite Y having a silica to alumina molar ratio of at least 10 to calcination at a temperature of from 700 to 900° C., hydrocracking catalyst carrier comprising amorphous binder and zeolite Y having a silica to alumina molar ratio of at least 10, the infrared spectrum of which catalyst has a peak at 3690 cm?1, substantially reduced peaks at 3630 cm?1 and 3565 cm?1 and no peak at 3600 cm?1, hydrocracking catalyst carrier comprising an amorphous binder and zeolite Y having a silica to alumina molar ratio of at least 10, which catalyst has an acidity as measured by exchange with perdeuterated benzene of at most 20 micromole/gram, hydrocracking catalyst derived from such carrier and hydrocracking process with the help of such catalyst.
    Type: Grant
    Filed: November 24, 2015
    Date of Patent: April 7, 2020
    Assignee: Shell Oil Company
    Inventors: Laszlo Domokos, Cornelis Ouwehand
  • Nano-sized zeolite supported catalysts and methods for their production
    Patent number: 10603657
    Abstract: According to one or more embodiments described, a zeolite supported catalyst may be synthesized by a process that includes combining a colloidal mixture with a metal oxide support material to form a support precursor material, processing the support precursor material to form a support material, and impregnating the support material with one or more metals to form the zeolite supported catalyst. The colloidal mixture may include nano-sized zeolite crystals, and the nano-sized zeolite crystals may have an average size of less than 100 nm.
    Type: Grant
    Filed: April 6, 2017
    Date of Patent: March 31, 2020
    Assignee: Saudi Arabian Oil Company
    Inventors: Lianhui Ding, Essam Al-Sayed, Manal Al-Eid, Hanaa Habboubi
  • Silver-carrying zeolite molded article
    Patent number: 10603652
    Abstract: Provided are: a silver-carrying zeolite molded article in which aggregation of silver is inhibited and which has excellent capability of dispersing silver, when compared to conventional silver-carrying zeolite molded articles; and a method for producing the silver-carrying zeolite molded article. In the silver-carrying zeolite molded article, the molar ratio of Si/Al2 is 2.0-3.0, the molar ratio of (alkali metal+Ag)/Al is 0.9-1.1, the total amount of SiO2, Al2O3, Ag2O, and alkali metal oxides is 90 wt % or more, the contained amount of silver ions is 5 wt % or more, and only a single type of zeolite is contained. The molded article can be produced by subjecting a zeolite molded article having zeolite purity of 90% or more to an ion exchange treatment using a silver-containing aqueous solution.
    Type: Grant
    Filed: February 23, 2017
    Date of Patent: March 31, 2020
    Assignee: TOSOH CORPORATION
    Inventors: Keisuke Tokunaga, Shigeru Hirano, Yoju Shimizu, Hajime Funakoshi
  • Naphtha reforming catalyst and processes thereof
    Patent number: 10596558
    Abstract: The present invention provides catalyst comprising metal modified zeolite, particularly Group IIIA or Group IIB metal modified zeolite, or a Group IIIA metal and Group IIB metal modified zeolite for reforming of heart cut naphtha stream. The present disclosure also relates to a process for synthesis of the catalyst. The present disclosure further relates to a process for reforming of heart cut naphtha stream, with high selectivity towards aromatics and good activity using the catalytic system, in the absence of hydrogen.
    Type: Grant
    Filed: November 18, 2016
    Date of Patent: March 24, 2020
    Assignee: RELIANCE INDUSTRIES LIMITED
    Inventors: Deshmukh Amit Arvind, Basu Sanchari, Limbasiya Nilamkumar Babubhai, Yadav Ashwani, Parmar Sagar, Dongara Rajeshwer, Mandal Sukumar, Das Asit
  • Method for preparing molecular sieve-multielement oxide composite integrally extruded denitration catalyst
    Patent number: 10596557
    Abstract: A preparation method for a molecular sieve-multiple oxide composite integral extrusion type denitration catalyst includes constructing an organic structure coating on the surface of a metal ion-exchanged molecular sieves and synchronously adding multiple oxide components, thus obtaining an ion-exchanged molecular sieve-multiple oxide composite denitration catalyst active component; and then mixing, kneading into paste, staling, carrying out integral extrusion forming, drying, and calcining, thus obtaining the integral extrusion type denitration catalyst. The molecular sieve-multiple oxide composite integral extraction type denitration catalyst has a denitration efficiency more than 80% at the temperature ranging from 250° C. to 420° C. in the presence of 10% steam and 500 ppm sulfuric dioxide.
    Type: Grant
    Filed: December 27, 2016
    Date of Patent: March 24, 2020
    Assignee: Valiant Co., Ltd.
    Inventors: Li Sun, Yongzhen Xu, Quansheng Li, Xiaoling Liu, Baohua Hu, Ming Cui, Yingjie Tang, Yuchang Wang, Zhenlei Zhou
  • Modification of a zeolite of type EUO, and its use in the isomerization of aromatic C8 compounds
    Patent number: 10596560
    Abstract: A process is described for preparing a catalyst comprising at least one zeolite with a modified EUO structure type, at least one matrix and at least one metal from group VIII of the periodic classification of the elements. Said catalyst is used in a process for the isomerization of an aromatic feed comprising at least one compound containing eight carbon atoms per molecule.
    Type: Grant
    Filed: June 30, 2014
    Date of Patent: March 24, 2020
    Assignee: IFP Energies nouvelles
    Inventors: Matthieu Lagauche, Laure Brandhorst, Christophe Bouchy
  • Catalyst with improved activity/selectivity for light naphtha aromatization
    Patent number: 10583422
    Abstract: In an aspect, a method for the aromatization of hydrocarbons comprises contacting a hydrocarbon feedstream with a catalyst; wherein the catalyst comprises a zeolite comprising Si, Al, and Ge in the framework with Pt deposited thereon; wherein the zeolite further comprises Na; and wherein the catalyst has an Si:Al2 mole ratio of greater than or equal to 125, an Si:Ge mole ratio of 40 to 400, and an Na:Al mole ratio of 0.9 to 2.5, wherein the catalyst has an aluminum content of less than or equal to 0.75 wt % excluding any binder and extrusion aide.
    Type: Grant
    Filed: July 31, 2019
    Date of Patent: March 10, 2020
    Assignee: SAUDI BASIC INDUSTRIES CORPORATION
    Inventors: Alla Khanmamedova, Scott Stevenson
  • Dual catalyst system for propylene production
    Patent number: 10583423
    Abstract: 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: Grant
    Filed: July 19, 2018
    Date of Patent: March 10, 2020
    Assignees: Saudi Arabian Oil Company, King Fahd University of Petroleum & Minerals
    Inventors: Sulaiman Saleh Al-Khattaf, Arudra Palani, Tazul Islam Bhuiyan, Sohel Shaikh, Mohammad Naseem Akhtar, Abdullah M. Aitani, Mohammed A. Al-Yami
  • Carbonylation catalyst and process
    Patent number: 10583426
    Abstract: A catalyst and process for the production of methyl acetate by contacting dimethyl ether and carbon monoxide in the presence of a catalyst which is a zeolite of micropore volume of 0.01 ml/g or less.
    Type: Grant
    Filed: June 26, 2018
    Date of Patent: March 10, 2020
    Assignee: BP Chemicals Limited
    Inventor: John Glenn Sunley
  • Cluster-supporting catalyst and process for producing the same
    Patent number: 10576460
    Abstract: Cluster-supporting catalyst having an improved heat resistivity, and method for producing the same are provided. The cluster-supporting catalyst includes boron-substitute zeolite particles, and catalyst metal clusters supported within the pores of the boron-substitute zeolite particles. The method for producing a cluster-supporting catalyst, includes the following steps: providing a dispersion liquid containing a dispersion medium and boron-substitute zeolite particles dispersed in the dispersion medium; and in the dispersion liquid, forming catalyst metal clusters having a positive charge, and supporting the catalyst metal clusters on the acid sites within the pores of the boron-substitute zeolite particles through an electrostatic interaction.
    Type: Grant
    Filed: May 3, 2018
    Date of Patent: March 3, 2020
    Assignees: TOYOTA JIDOSHA KABUSHIKI KAISHA, GENESIS RESEARCH INSTITUTE, INC.
    Inventors: Namiki Toyama, Yoshihiro Takeda, Masahiko Ichihashi, Toshiaki Tanaka, Kazuhiro Egashira, Seitoku Ito
  • Acidic aromatization catalyst with improved activity and stability
    Patent number: 10556228
    Abstract: Methods for producing supported catalysts containing a transition metal and a bound zeolite base are disclosed. These methods employ a step of impregnating the bound zeolite base with the transition metal, fluorine, and high loadings of chlorine. The resultant high chlorine content supported catalysts have improved catalyst activity in aromatization reactions.
    Type: Grant
    Filed: September 7, 2017
    Date of Patent: February 11, 2020
    Assignee: Chevron Phillips Chemical Company LP
    Inventor: Gabriela D. Alvez-Manoli
  • Methods of regenerating aromatization catalysts with a decoking step between chlorine and fluorine addition
    Patent number: 10556225
    Abstract: Methods for regenerating a spent catalyst are disclosed. Such methods may employ a step of chlorinating the spent catalyst in the gas phase, followed by decoking the chlorinated spent catalyst, and then fluorinating the de-coked catalyst in a fluorine-containing solution of a fluorine-containing compound.
    Type: Grant
    Filed: April 23, 2019
    Date of Patent: February 11, 2020
    Assignee: Chevron Phillips Chemical Company LP
    Inventors: Ryan W. Snell, Gabriela D. Alvez-Manoli
  • Composite catalyst, method for producing composite catalyst, method for producing lower olefin and method for regenerating composite catalyst
    Patent number: 10556229
    Abstract: A lower olefin by using a zeolite catalyst, a composite catalyst capable of further extending the lifetime of catalytic activity, a method for producing the composite catalyst, a method for producing a lower olefin by using the composite catalyst, and a method for regenerating a composite catalyst in the method for producing a lower olefin are provided. The composite catalyst is a catalyst for producing a lower olefin from a hydrocarbon feedstock. This composite catalyst is constituted of a zeolite being a crystalline aluminosilicate containing gallium and iron or iron and further having a framework with 8- to 12-membered ring, and of silicon dioxide. By using the composite catalyst, a lower olefin can be continuously produced over a long period of time.
    Type: Grant
    Filed: July 31, 2015
    Date of Patent: February 11, 2020
    Assignee: CHIYODA CORPORATION
    Inventors: Shinya Hodoshima, Fuyuki Yagi, Azusa Motomiya, Shuhei Wakamatsu
  • Zeolite catalysts, methods for producing zeolite catalysts, and methods for producing lower olefins
    Patent number: 10549267
    Abstract: Provided are zeolite catalysts that allow reactions to proceed at temperatures as low as possible when lower olefins are produced from hydrocarbon feedstocks with low boiling points such as light naphtha, make it possible to make propylene yield higher than ethylene yield in the production of lower olefins, and have long lifetime. The zeolite catalysts are used in the production of lower olefins from hydrocarbon feedstocks with low boiling points such as light naphtha. The zeolite catalysts are MFI-type crystalline aluminosilicates containing iron atoms and have molar ratios of iron atoms to total moles of iron atoms and aluminum atoms in the range from 0.4 to 0.7. The use of the zeolite catalysts make it possible to increase propylene yield, to lower reaction temperatures, and to extend catalyst lifetime.
    Type: Grant
    Filed: May 3, 2019
    Date of Patent: February 4, 2020
    Assignee: CHIYODA CORPORATION
    Inventors: Shinya Hodoshima, Fuyuki Yagi, Azusa Motomiya, Shuhei Wakamatsu, Sachio Asaoka
  • Hydrocarbon conversion catalyst composition
    Patent number: 10543479
    Abstract: A hydrocarbon conversion catalyst composition which comprises ZSM-48 and/or EU-2 zeolite particles and refractory oxide binder essentially free of alumina in which the average aluminium concentration of the ZSM-48 and/or EU-2 zeolite particles is at least 1.3 times the aluminium concentration at the surface of the particles, processes for preparing such catalyst compositions and processes for converting hydrocarbon feedstock with the help of such compositions.
    Type: Grant
    Filed: October 20, 2011
    Date of Patent: January 28, 2020
    Assignee: SHELL OIL COMPANY
    Inventors: László Domokos, Laurent Georges Huve, Hermanus Jongkind, Aan Hendrik Klazinga, Marcello Stefano Rigutto
  • Hierarchical aluminophosphates as catalysts for the Beckmann rearrangement
    Patent number: 10537884
    Abstract: Methods for producing lactams from oximes by performing a Beckmann rearrangement using a hierarchical porous aluminophosphate catalyst having interconnected microporous and mesoporous networks are provided. Exemplary catalysts include a plurality of weak Brønsted acid active sites, including silicon-containing aluminophosphates having the IZA framework code AFI, such as SAPO-5, CHA, such as SAPO-34, and FAU, such as SAPO-37.
    Type: Grant
    Filed: October 16, 2018
    Date of Patent: January 21, 2020
    Assignees: AdvanSix Resins & Chemicals LLC, University of Southampton
    Inventors: Alan B. Levy, Robert Raja, Stephanie H. Newland, Scott R. Keenan, Simon R. Bare
  • FCC catalyst compositions containing boron oxide
    Patent number: 10525451
    Abstract: Described are fluid catalytic cracking (FCC) compositions, methods of manufacture and use. FCC catalyst compositions comprise particles containing a non-zeolitic component and one or more boron oxide components. In embodiments, the FCC catalyst composition contains a zeolite component and optionally a rare earth component and a transition alumina. FCC catalytic compositions may comprise a first particle type containing one or more boron oxide components and a first matrix component mixed with a second particle type containing a second matrix component, and a zeolite. The FCC catalyst compositions can be used to crack hydrocarbon feeds, particularly resid feeds containing high V and Ni, resulting in lower hydrogen and coke yields.
    Type: Grant
    Filed: January 3, 2018
    Date of Patent: January 7, 2020
    Assignee: BASF Corporation
    Inventors: Robert McGuire, Jr., Gary M. Smith, Bilge Yilmaz
  • Catalyst and method for preparing catalyst
    Patent number: 10518253
    Abstract: A catalyst includes LTA zeolite including copper ions, wherein a Si/Al ratio of the LTA zeolite is 2 to 50. The catalyst is coated on a honeycomb carrier or a filter. The catalyst removes NOx from a reaction gas at 100° C. or above. The catalyst has an NOx conversion rate of 80% at 450° C. or above.
    Type: Grant
    Filed: February 10, 2017
    Date of Patent: December 31, 2019
    Assignees: HYUNDAI MOTOR COMPANY, KIA MOTORS CORPORATION, POSTECH ACADEMY-INDUSTRY FOUNDATION
    Inventors: Suk Bong Hong, Donghui Jo, Taekyung Ryu, Gi Tae Park, In-Sik Nam, Pyung Soon Kim, Chang Hwan Kim
  • SCR catalyst
    Patent number: 10512905
    Abstract: A copper-CHA zeolite catalyst for SCR of NOx is disclosed.
    Type: Grant
    Filed: December 3, 2014
    Date of Patent: December 24, 2019
    Assignee: Johnson Matthey Public Limited Company
    Inventors: Alejandra Rivas-Cardona, Joseph Michael Fedeyko, Hai-Ying Chen
  • Selective catalytic reduction catalyst system
    Patent number: 10512901
    Abstract: Described are SCR catalyst systems comprising a first SCR catalyst composition and a second SCR catalyst composition arranged in the system, the first SCR catalyst composition promoting higher N2 formation and lower N2O formation than the second SCR catalyst composition, and the second SCR catalyst composition having a different composition than the first SCR catalyst composition, the second SCR catalyst composition promoting lower N2 formation and higher N2O formation than the first SCR catalyst composition. The SCR catalyst systems are useful in methods and systems to catalyze the reduction of nitrogen oxides in the presence of a reductant.
    Type: Grant
    Filed: March 13, 2014
    Date of Patent: December 24, 2019
    Assignee: BASF Corporation
    Inventor: Weiyong Tang