Patents by Inventor Alex Cheru Pulikottil
Alex Cheru Pulikottil 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: 11642656Abstract: The present invention provides a catalyst composition for the production of olefins from lighter alkanes by oxidative dehydrogenation route and methods of making the dehydrogenation catalyst composites.Type: GrantFiled: January 4, 2021Date of Patent: May 9, 2023Assignee: INDIAN OIL CORPORATION LIMITEDInventors: Kumaresan Loganathan, Arumugam Velayutham Karthikeyani, Hima Bindu Doosa, Ram Mohan Thakur, Alex Cheru Pulikottil, Madhusudan Sau, Gurpreet Singh Kapur, Sankara Sri Venkata Ramakumar
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Patent number: 11612884Abstract: A process for preparation of catalyst to produce ultra-low sulfur diesel (ULSD) from high refractory sulfur feedstock. The catalyst composition comprises a modified alumina carrier, impregnated by metal of group VIB is in the range of 15-25% and metal of group VIIIB is in the range of 1-5% as oxides. The catalyst prepared in the present invention produces highly dispersed MoS2 active sites on the modified carrier. The catalyst produces ultra low sulfur diesel (ULSD) along with improved cetane, density reduction and endpoint reduction.Type: GrantFiled: August 27, 2021Date of Patent: March 28, 2023Assignee: INDIAN OIL CORPORATION LIMITEDInventors: Ramasubramanian Kanthasamy, Kochappilly Ouseph Xavier, Mani Karthikeyan, Alex Cheru Pulikottil, Madhusudan Sau, Gurpreet Singh Kapur, Sankara Sri Venkata Ramakumar
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Patent number: 11565242Abstract: The present invention relates to a catalyst and a method for preparation of that catalyst for the selective hydrogenation of diolefins present in gasoline streams along with the shifting of lighter sulfur compounds in the feed stock to heavier sulfur compound by the reaction with olefinic compounds.Type: GrantFiled: October 30, 2020Date of Patent: January 31, 2023Assignee: INDIAN OIL CORPORATION LIMITEDInventors: Kochappilly Ouseph Xavier, Ramasubramanian Kanthasamy, Alex Cheru Pulikottil, Madhusudan Sau, Gurpreet Singh Kapur, Sankara Sri Venkata Ramakumar
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Patent number: 11465132Abstract: This invention relates to an additive capable of increasing the gasoline octane (by 2-3 units) with minimum loss of gasoline. More specifically, the present invention discloses a fluid catalytic cracking additive composition capable of enhancing gasoline octane, said composition comprising 5-50 wt. % zeolite component, 0-15 wt % alumina, 5-20 wt % colloidal silica, 10-60 wt % kaolin clay, 5-15 wt % phosphate, and 0.1 to 5.0 wt. % of bivalent metal selected from Group-IIA or Group-IB, wherein the zeolite component comprises of medium pore pentasil zeolite in an amount of 1 to 50 wt. % and said zeolite consists of one or more MFI topology zeolite having SiO2/Al2O3 mole ratio in the range of 10-280. The present invention also discloses a process for preparation of the additive.Type: GrantFiled: September 29, 2020Date of Patent: October 11, 2022Assignee: INDIAN OIL CORPORATION LIMITEDInventors: Mahesh Kadgaonkar, Arumugam Velayutham Karthikeyani, Kumaresan Loganathan, Balaiah Swamy, Velusamy Chidambaram, Biswanath Sarkar, Alex Cheru Pulikottil, Vineeth Venu Nath, Ram Mohan Thakur, Madhusudan Sau, Gurpreet Singh Kapur, Sankara Sri Venkata Ramakumar
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Patent number: 11453600Abstract: The present invention relates to a method of making of hydrocarbon soluble metal composition comprising of one or more metals of group VIB of the periodic table, wherein the metal having 4+ oxidation state predominantly forms highly active metal sulfide catalyst for hydro-conversion of heavy oil feedstocks in liquid phase. More particularly, present invention relates to a hydrocarbon soluble metal composition comprising of reaction products of a metal source, a lipophilic phenolic acid, a surfactant and an organophosphorus compound. The present invention also provides a one-pot process for preparation of the hydrocarbon soluble metal composition comprising reacting a metal source, a lipophilic phenolic acid, a surfactant, an organophosphorus compound and water to obtain a reaction product and drying the reaction product to obtain the hydrocarbon soluble metal composition.Type: GrantFiled: June 13, 2019Date of Patent: September 27, 2022Assignee: Indian Oil Corporation LimitedInventors: Murugan Balasundaram, Kochappilly Ouseph Xavier, Alex Cheru Pulikottil, Madhusudan Sau, Sanjiv Kumar Mazumdar, Sankara Sri Venkata Ramakumar
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Publication number: 20220072526Abstract: A process for preparation of catalyst to produce ultra-low sulfur diesel (ULSD) from high refractory sulfur feedstock. The catalyst composition comprises a modified alumina carrier, impregnated by metal of group VIB is in the range of 15-25% and metal of group VIIIB is in the range of 1-5% as oxides. The catalyst prepared in the present invention produces highly dispersed MoS2 active sites on the modified carrier. The catalyst produces ultra low sulfur diesel (ULSD) along with improved cetane, density reduction and endpoint reduction.Type: ApplicationFiled: August 27, 2021Publication date: March 10, 2022Applicant: INDIAN OIL CORPORATION LIMITEDInventors: Ramasubramanian KANTHASAMY, Kochappilly Ouseph XAVIER, Mani KARTHIKEYAN, Alex Cheru PULIKOTTIL, Madhusudan SAU, Gurpreet Singh KAPUR, Sankara Sri Venkata RAMAKUMAR
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Patent number: 11241674Abstract: The present invention relates to catalyst product, a method of making a catalyst and its use in fluid catalytic conversion process. In particular, this invention relates to a process for the preparation of CO-combustion promoter microspheres, comprising a large crystallite low surface area alumina; a composite binder comprising nano-crystallite alumina and dispersant; and platinum or palladium or both. The large crystallite low surface area alumina is bound together by the composite binder in the said particulate composition.Type: GrantFiled: March 18, 2019Date of Patent: February 8, 2022Assignee: Indian Oil Corporation LimitedInventors: Mohan Prabhu Kuvettu, Kumaresan Loganathan, Biswanath Sarkar, Balaiah Swamy, Arumugam Velayutham Karthikeyani, Alex Cheru Pulikottil, Vibhav Pandey, Sanjiv Kumar Mazumdar, Sankara Sri Venkata Ramakumar
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Publication number: 20210205789Abstract: The present invention provides a catalyst composition for the production of olefins from lighter alkanes by oxidative dehydrogenation route and methods of making the dehydrogenation catalyst composites.Type: ApplicationFiled: January 4, 2021Publication date: July 8, 2021Applicant: INDIAN OIL CORPORATION LIMITEDInventors: Kumaresan LOGANATHAN, Arumugam Velayutham KARTHIKEYANI, Hima Bindu DOOSA, Ram Mohan THAKUR, Alex Cheru PULIKOTTIL, Madhusudan SAU, Gurpreet Singh KAPUR, Sankara Sri Venkata RAMAKUMAR
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Publication number: 20210138440Abstract: The present invention relates to a catalyst and a method for preparation of that catalyst for the selective hydrogenation of diolefins present in gasoline streams along with the shifting of lighter sulfur compounds in the feed stock to heavier sulfur compound by the reaction with olefinic compounds.Type: ApplicationFiled: October 30, 2020Publication date: May 13, 2021Applicant: INDIAN OIL CORPORATION LIMITEDInventors: Kochappilly Ouseph XAVIER, Ramasubramanian KANTHASAMY, Alex Cheru PULIKOTTIL, Madhusudan SAU, Gurpreet Singh KAPUR, Sankara Sri Venkata RAMAKUMAR
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Publication number: 20210101137Abstract: This invention relates to an additive capable of increasing the gasoline octane (by 2-3 units) with minimum loss of gasoline. More specifically, the present invention discloses a fluid catalytic cracking additive composition capable of enhancing gasoline octane, said composition comprising 5-50 wt. % zeolite component, 0-15 wt % alumina, 5-20 wt % colloidal silica, 10-60 wt % kaolin clay, 5-15 wt % phosphate, and 0.1 to 5.0 wt. % of bivalent metal selected from Group-IIA or Group-IB, wherein the zeolite component comprises of medium pore pentasil zeolite in an amount of 1 to 50 wt. % and said zeolite consists of one or more MFI topology zeolite having SiO2/Al2O3 mole ratio in the range of 10-280. The present invention also discloses a process for preparation of the additive.Type: ApplicationFiled: September 29, 2020Publication date: April 8, 2021Applicant: INDIAN OIL CORPORATION LIMITEDInventors: Mahesh KADGAONKAR, Arumugam Velayutham KARTHIKEYANI, Kumaresan LOGANATHAN, Balaiah SWAMY, Velusamy CHIDAMBARAM, Biswanath SARKAR, Alex Cheru PULIKOTTIL, Vineeth Venu NATH, Ram Mohan THAKUR, Madhusudan SAU, Gurpreet Singh KAPUR, Sankara Sri Venkata RAMAKUMAR
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Patent number: 10960382Abstract: The present invention provides a catalyst product comprising of (a) porous acidic clay material and (b) binder and matrix to shape the catalyst to either microspheres, pellet, tablet, extrudate and ring and suitable for enhancing the crack-ability of heavy feed material derived from atmospheric and vacuum distillation bottoms; FCC bottoms, coker bottoms and hydrocracker bottoms. The invention particularly relates to a catalyst cum heat supply product suitable for thermal coking process either in a batch mode or continuous coking process.Type: GrantFiled: January 6, 2014Date of Patent: March 30, 2021Assignee: INDIAN OIL CORPORATION LIMITEDInventors: Kuvettu Mohan Prabhu, Velusamy Chidambaram, Pankaj Kumar Kasliwal, Alex Cheru Pulikottil, Biswanath Sarkar, Brijesh Kumar, Santanam Rajagopal, Ravinder Kumar Malhotra
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Patent number: 10894248Abstract: The present invention provides a catalyst composition comprising rare earth exchanged USY zeolite (REUSY); pentasil zeolite; phosphorous compound; clay, silica, alumina, and spinel to enhance the catalytic activity and selectivity for light olefins in FCC operation conditions. The present invention also provides a process for the preparation of Light olefin enhancing catalyst composition with high propylene yield and coke selectivity.Type: GrantFiled: July 31, 2019Date of Patent: January 19, 2021Assignee: INDIAN OIL CORPORATION LIMITEDInventors: Mohan Prabhu Kuvettu, Arumugam Velayutham Karthikeyani, Velusamy Chidambaram, Kumaresan Loganathan, Alex Cheru Pulikottil, Sanjiv Kumar Mazumdar, Sankara Sri Venkata Ramakumar
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Patent number: 10843177Abstract: The present invention relates to a catalyst composition and a process for preparing thereof, wherein the catalyst composition is specifically active for hydro-conversion of LCO involving mainly the partial ring opening of multi-ring aromatics leading to the production of petrochemical feedstock. The catalyst composition comprises of a carrier comprising ultra-stable Y zeolite and binder alumina, group VIB and VIIIB metal species, and organic additives. The carrier is impregnated with metal solution to form active sites of WS2 slabs of dimensions in the range of 35-45 ?.Type: GrantFiled: March 12, 2019Date of Patent: November 24, 2020Assignee: Indian Oil Corporation LimitedInventors: Ramasubramanian Kanthasamy, Kochappilly Ouseph Xavier, Alex Cheru Pulikottil, Madhusudan Sau, Sanjiv Kumar Mazumdar, Sankara Sri Venkata Ramakumar
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Patent number: 10787613Abstract: The present invention relates to an improved CuAl2O4 spinel based catalyst additive composition having bi-modal pore size for improving gasoline sulfur removal activity by maintaining high gasoline selectivity and maintaining research octane number (RON) while cracking heavier hydrocarbon feedstocks in the fluid catalytic cracking unit. More particularly, present invention relates to a gasoline sulfur reduction (GSR) additive comprising copper aluminate spinel, acidic alumina matrix; and clay, wherein the additive having bimodal pore distribution. Present invention also relates to a process for preparing the gasoline sulfur reduction (GSR) additive.Type: GrantFiled: March 11, 2019Date of Patent: September 29, 2020Assignee: INDIAN OIL CORPORATION LIMITEDInventors: Arumugam Velayutham Karthikeyani, Kumaresan Loganathan, Alex Cheru Pulikottil, Balaiah Swamy, Madhusudan Sau, Sanjiv Kumar Mazumdar
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Publication number: 20200086304Abstract: The present invention provides a catalyst composition comprising rare earth exchanged USY zeolite (REUSY); pentasil zeolite; phosphorous compound; clay, silica, alumina, and spinel to enhance the catalytic activity and selectivity for light olefins in FCC operation conditions. The present invention also provides a process for the preparation of Light olefin enhancing catalyst composition with high propylene yield and coke selectivity.Type: ApplicationFiled: July 31, 2019Publication date: March 19, 2020Applicant: INDIAN OIL CORPORATION LIMITEDInventors: Mohan Prabhu KUVETTU, Arumugam Velayutham KARTHIKEYANI, Velusamy CHIDAMBARAM, Kumaresan LOGANATHAN, Alex Cheru PULIKOTTIL, Sanjiv Kumar MAZUMDAR, Sankara Sri Venkata RAMAKUMAR
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Publication number: 20190382279Abstract: The present invention relates to a method of making of hydrocarbon soluble metal composition comprising of one or more metals of group VIB of the periodic table, wherein the metal having 4+ oxidation state predominantly forms highly active metal sulfide catalyst for hydro-conversion of heavy oil feedstocks in liquid phase. More particularly, present invention relates to a hydrocarbon soluble metal composition comprising of reaction products of a metal source, a lipophilic phenolic acid, a surfactant and an organophosphorus compound. The present invention also provides a one-pot process for preparation of the hydrocarbon soluble metal composition comprising reacting a metal source, a lipophilic phenolic acid, a surfactant, an organophosphorus compound and water to obtain a reaction product and drying the reaction product to obtain the hydrocarbon soluble metal composition.Type: ApplicationFiled: June 13, 2019Publication date: December 19, 2019Inventors: Murugan BALASUNDARAM, Kochappilly Ouseph Xavier, Alex Cheru Pulikottil, Madhusudan Sau, Sanjiv Kumar Mazumdar, Sankara Sri Venkata Ramakumar
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Patent number: 10507458Abstract: The current invention provides a hydrotreating catalyst comprising of metals of at least one each from Group VIB, preferably molybdenum and Group VIII, preferably nickel, of the periodic table supported on alumina modified with small amounts of modifying elements well dispersed on the surface so as to retain the physico-chemical characteristics of the support and result in high performance for hydrodesulphurization catalyst, and a commercially viable process for producing such a catalyst. The present invention also discloses a commercially viable method for modifying alumina in the powder form without affecting the porous structure of the support obtained.Type: GrantFiled: August 29, 2013Date of Patent: December 17, 2019Assignee: INDIAN OIL CORPORATION LIMITEDInventors: Kochappilly Ouseph Xavier, Alex Cheru Pulikottil, Mohan Prabhu Kuvettu, Brijesh Kumar, Santanam Rajagopal, Ravinder Kumar Malhotra
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Publication number: 20190291082Abstract: The present invention relates to catalyst product, a method of making a catalyst and its use in fluid catalytic conversion process. In particular, this invention relates to a process for the preparation of CO-combustion promoter microspheres, comprising a large crystallite low surface area alumina; a composite binder comprising nano-crystallite alumina and dispersant; and platinum or palladium or both. The large crystallite low surface area alumina is bound together by the composite binder in the said particulate composition.Type: ApplicationFiled: March 18, 2019Publication date: September 26, 2019Inventors: Mohan Prabhu KUVETTU, Kumaresan LOGANATHAN, Biswanath SARKAR, Balaiah SWAMY, Arumugam Velayutham KARTHIKEYANI, Alex Cheru PULIKOTTIL, Vibhav PANDEY, Sanjiv Kumar MAZUMDAR, Sankara Sri Venkata RAMAKUMAR
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Patent number: 10413889Abstract: The present invention relates to a fluid catalytic cracking additive composition for cracking of heavy hydrocarbon feed stocks and process for preparing the additive. The additive is suitable for enhancing yields of light olefins such as propylene, isobutylene, LPG and reduces the bottom yields. The invention specifically relates to a fluid catalytic cracking additive composition comprising a pentasil zeolite, zeolites having pore size in a range of 5.4-7.7 ?, alumina, colloidal silica, kaolin clay, and phosphate, wherein the zeolites having pore size in the range of 5.4-7.7 ? is present in an amount of 1 to 10 wt % with respect to the total amount of the pentasil zeolite and zeolite having the pore size in the range of 5.4-7.7 ?.Type: GrantFiled: August 15, 2016Date of Patent: September 17, 2019Assignee: Indian Oil Corporation LimitedInventors: Mahesh Kadgaonkar, Biswanath Sarkar, Alex Cheru Pulikottil, Velusamy Chidambaram, Arumugam Velayutham Karthikeyani, Mohan Prabhu Kuvettu, Shiba Prasad Choudhury, Jayaraj Christopher, Brijesh Kumar, Biswapriya Das
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Publication number: 20190275503Abstract: The present invention relates to a catalyst composition and a process for preparing thereof, wherein the catalyst composition is specifically active for hydro-conversion of LCO involving mainly the partial ring opening of multi-ring aromatics leading to the production of petrochemical feedstock. The catalyst composition comprises of a carrier comprising ultra-stable Y zeolite and binder alumina, group VIB and VIIIB metal species, and organic additives. The carrier is impregnated with metal solution to form active sites of WS2 slabs of dimensions in the range of 35-45 ?.Type: ApplicationFiled: March 12, 2019Publication date: September 12, 2019Inventors: Ramasubramanian KANTHASAMY, Kochappilly Ouseph XAVIER, Alex Cheru PULIKOTTIL, Madhusudan SAU, Sanjiv Kumar MAZUMDAR, Sankara Sri Venkata RAMAKUMAR