Patents Assigned to Indian Oil Corporation Limited
  • Publication number: 20200332329
    Abstract: The present invention relates to a method for obtaining a high titer of enzyme mixture comprising cellulases, hemicellulases and ?-glucosidases in reutilization of waste water generated during hot water extraction of lignocellulosic biomass or biorefinery waste water using Penicillium funiculosum MRJ-16 mutant strain. The cellulose or lignocellulosic biomass used in the fermentation process is selected from the group consisting of rice straw, wheat straw, corn stover, cotton stalk or a combination thereof. The enzyme mixture obtained by the present process is used for the saccharification of acid pretreated lignocellulosic biomass.
    Type: Application
    Filed: February 8, 2020
    Publication date: October 22, 2020
    Applicants: INDIAN OIL CORPORATION LIMITED, DEPARTMENT OF BIOTECHNOLOGY
    Inventors: Mukund ADSUL, Simranjeet Kaur SANDHU, Reeta Rani SINGHANIA, Ravi Prakash GUPTA, Suresh Kumar PURI, Sankara Sri Venkata RAMAKUMAR, Anshu Shankar MATHUR, Deepak Kumar TULI
  • Patent number: 10808177
    Abstract: The present invention relates to delayed coking of heavy petroleum residue producing petroleum coke and lighter hydrocarbon products. The invented process utilize a pre-cracking reactor and a reactor furnace for mild thermal cracking of the feedstock and an intermediate separator, before being subjected to higher severity thermal cracking treatment in a coker furnace and a coking drums, resulting in reduction in overall coke yield.
    Type: Grant
    Filed: March 26, 2018
    Date of Patent: October 20, 2020
    Assignee: INDIAN OIL CORPORATION LIMITED
    Inventors: Satyen Kumar Das, Ponoly Ramachandran Pradeep, Terapalli Hari Venkata Devi Prasad, Arjun Kumar Kottakuna, Madhusudan Sau, Debasis Bhattacharyya, Sanjiv Kumar Mazumdar, Sankara Sri Venkata Ramakumar
  • Publication number: 20200325407
    Abstract: The present invention relates to a process for production of anisotropic coke from a hydrocarbon feedstock and a system for producing the same. More particularly, the present invention relates to a thermal cracking of heavy petroleum residue producing petroleum coke and lighter hydrocarbon products. The invented process utilizes a novel scheme for production of a premium quality coke from primarily, a clarified oil feedstock. Clarified oil from fluid catalytic cracking unit is routed through a process scheme comprising a separator column, hydro-treatment section and an aromatic extraction section to create an ad-mix of effluents which form the feedstock to a thermal cracking unit. Premium quality anisotropic coke is produced in the thermal cracker reactor drums under tailor made process conditions employing the said feedstock.
    Type: Application
    Filed: January 30, 2020
    Publication date: October 15, 2020
    Applicant: Indian Oil Corporation Limited
    Inventors: Terapalli Hari Venkata Devi PRASAD, Ponoly Ramachandran PRADEEP, Satyen Kumar DAS, Kamal KUMAR, Ramesh KARUMANCHI, Madhusudan SAU, Debasis BHATTACHARYYA, Sanjiv Kumar MAZUMDAR, Sankara Sri Venkata RAMAKUMAR
  • Patent number: 10793456
    Abstract: The present invention relates to a bio-assisted treatment of wastewater containing sulphide, phenols and hydrocarbons. Further, the present invention relates to a process for eliminating sulphide and other sulphur compounds including, but not limited to, mercaptans, disulfides, PAHs, phenols and hydrocarbons.
    Type: Grant
    Filed: March 15, 2019
    Date of Patent: October 6, 2020
    Assignee: Indian Oil Corporation Limited
    Inventors: Manoj Kumar, Amardeep Singh, Saket Ranjan, Suresh Kumar Puri, Sankara Sri Venkata Ramakumar
  • Patent number: 10787613
    Abstract: 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: Grant
    Filed: March 11, 2019
    Date of Patent: September 29, 2020
    Assignee: INDIAN OIL CORPORATION LIMITED
    Inventors: Arumugam Velayutham Karthikeyani, Kumaresan Loganathan, Alex Cheru Pulikottil, Balaiah Swamy, Madhusudan Sau, Sanjiv Kumar Mazumdar
  • Patent number: 10759663
    Abstract: A catalyst composition for the production of carbon nanotubes (CNT) with controlled morphology is disclosed. The catalyst is represented by formula [(MxMny)Moz][binary metal oxide](100?(x+y+z)), where x is in the range 1 to 25 wt %, y is in the range 0.1 to 20 wt %, and z is in the range 0.0 to 10 wt %. Further M represents either iron or cobalt or nickel along with manganese and molybdenum supported on binary metal oxides comprising of boron, magnesium, aluminum, silicon, calcium, barium, and combination thereof. The CNT morphology can be tailor-made with the plural combination of nature of metal and promoters in appropriate proportions. The process yields the CNT with bulk density in the range of 0.01 to 0.20 g/cc, diameter in the range of 5 to 30 nm and purity greater than 95 wt %.
    Type: Grant
    Filed: March 8, 2018
    Date of Patent: September 1, 2020
    Assignee: Indian Oil Corporation Limited
    Inventors: Narayanam Seshubabu, Palvannan Mohanasundaram, Bhanumurthy Samala, Naduhatty Selai Raman, Rashmi Bagai, Sankara Sri Venkata Ramakumar, Biswapriya Das
  • Patent number: 10760014
    Abstract: This invention relates to a process for hydro cracking of heavy oils. More particularly, this invention relates to a catalytic process for converting heavy oils, such as vacuum gas oil (VGO) and VGO containing a high proportion of vacuum resid (VR) to middle distillate products.
    Type: Grant
    Filed: August 17, 2016
    Date of Patent: September 1, 2020
    Assignee: INDIAN OIL CORPORATION LIMITED
    Inventors: Pravesh Kumar, Pappu Naresh, Vinay Kumar Chaudhary, Darshankumar Manubhai Dave, Kamal Kumar, Murugan Balasundaram, Karumanchi Ramesh, Ganesh Vitthalrao Butley, Om Prakash Nandwani, Madhusudan Sau, Brijesh Kumar, Biswapriya Das
  • Patent number: 10702795
    Abstract: The invention relates to the production of High purity n-hexane from low value stream such as raffinate from benzene extraction unit in crude oil refineries employing extractive distillation. The present invention further related to an extractive distillation employing an organic solvent having comparable or same Hansen dispersive force parameter (?d) of that of the key component of to be separated through extractive distillation. The present invention is useful for separating and isolating pure cyclohexane, pure methylcyclopentane and pure iso-heptane along with the pure n-hexane.
    Type: Grant
    Filed: January 18, 2017
    Date of Patent: July 7, 2020
    Assignee: INDIAN OIL CORPORATION LIMITED
    Inventors: Prakash Bhagwant Bhalavi, Irudayaraj Devotta, Naduhatty Selai Raman, Brijesh Kumar, Biswapriya Das
  • Publication number: 20200199366
    Abstract: The present invention relates to a co-solubilization process for preparation of a polymer modified bitumen/asphalt and emulsified polymer modified bitumen/asphalt from bitumen, polymer, emulsifier etc. The present invention further relates to a polymer modified bitumen comprising bitumen and styrene-butadiene-styrene (SBS) linear co-polymer having high softening point. The present invention also relates to the use of the polymer modified bitumen and its emulsion in in micro-surfacing for maintenance of pavements.
    Type: Application
    Filed: December 18, 2019
    Publication date: June 25, 2020
    Applicant: INDIAN OIL CORPORATION LIMITED
    Inventors: Amol DEORUKHKAR, David KOCHUKUTTY, Devotta IRUDAYARAJ, Naduhatty Selai RAMAN, Madhusudan SAU, Sanjiv Kumar MAZUMDAR, Sankara Sri Venkata RAMAKUMAR
  • Patent number: 10689465
    Abstract: The present invention provides an external electron donor composition comprising essentially of monoether as activity limiting agent for polymerization of olefins along with alkoxy silane as selectivity controlling agent, wherein mole percentage of the alkoxy silane to monoether is from 1 to 100.
    Type: Grant
    Filed: March 8, 2018
    Date of Patent: June 23, 2020
    Assignee: Indian Oil Corporation Limited
    Inventors: Sukhdeep Kaur, Usharani Sahoo, Gurmeet Singh, Rashmi Rani, Gurpreet Singh Kapur, Shashikant
  • Patent number: 10676675
    Abstract: An apparatus for supplying additives into a coker drum includes an inlet for supplying a hydrocarbon feed stream into the coker drum and conduits along the circumference of walls of the coker drum. Each conduit has an injection nozzle to supply additives inside the coker drum. An injection control system controls the operation of the injection nozzles such that 1) one or more of the injection nozzles placed within a first distance above a vapour liquid interphase of the hydrocarbon feed stream are configured to supply the additives; and 2) supply of the additive discontinues from a particular injection nozzle when a distance between the injection nozzle and the vapour liquid interphase is less than or equal to a second distance. The apparatus optionally includes a mechanical drive system moving at least one of the conduits based on the level of the vapour liquid interphase in the coker drum.
    Type: Grant
    Filed: December 28, 2016
    Date of Patent: June 9, 2020
    Assignee: INDIAN OIL CORPORATION LIMITED
    Inventors: Ram Mohan Thakur, Pradeep Ponoly Ramachandran, Terapalli Hari Venkata Devi Prasad, Gautam Thapa, Debasis Bhattacharyya, Brijesh Kumar, Santanam Rajagopal
  • Patent number: 10676678
    Abstract: The present invention relates to crude oil processing, particularly related to conversion of crude oil containing high amount of naphthenic acid compounds to lighter hydrocarbon materials with minimum capital expenditure. The invented process utilizes a novel scheme for high TAN crude oils by employing thermal cracking process to maximize the residue conversion to valuable products, which require minimum modifications in unit metallurgies and corrosion inhibitor injection schemes in refineries.
    Type: Grant
    Filed: November 30, 2018
    Date of Patent: June 9, 2020
    Assignee: INDIAN OIL CORPORATION LIMITED
    Inventors: Ponoly Ramachandran Pradeep, Satyen Kumar Das, Terapalli Hari Venkata Devi Prasad, Arjun Kumar Kottakuna, Rajesh, Kashyapkumar Mahendra Pastagia, Debasis Bhattacharyya, Sanjiv Kumar Mazumdar, Sankara Sri Venkata Ramakumar
  • Publication number: 20200165589
    Abstract: The present invention relates to a method of cellulases enzymes production by Penicillium funiculosum MRJ-16 using minimum media components and/or low cost media components like cellulose or pretreated lignocellulosic biomass as carbon source and soya flour or defatted soya flour or de-oiled soya cake as nitrogen source. The present invention also provides a method for production of high titer of cellulases and hemicellulases enzymes using Penicillium funiculosum MRJ-16 using minimum media and/or low cost media components.
    Type: Application
    Filed: November 27, 2019
    Publication date: May 28, 2020
    Applicants: INDIAN OIL CORPORATION LIMITED, DEPARTMENT OF BIOTECHNOLOGY
    Inventors: Mukund ADSUL, Simranjeet Kaur SANDHU, Reeta Rani SINGHANIA, Anshu Shankar MATHUR, Ravi Prakash GUPTA, Deepak Kumar TULI, Suresh Kumar PURI, Sankara Sri Venkata RAMAKUMAR
  • Patent number: 10662385
    Abstract: The present invention relates to delayed coking of heavy petroleum residue producing petroleum coke and lighter hydrocarbon products. The invented process utilize a pre-cracking reactor for mild thermal cracking of the feedstock and an intermediate separator, before being subjected to higher severity thermal cracking in delayed coking process, resulting in reduction in overall coke yield.
    Type: Grant
    Filed: August 15, 2016
    Date of Patent: May 26, 2020
    Assignee: INDIAN OIL CORPORATION LIMITED
    Inventors: Brijesh Kumar, Satyen Kumar Das, Ponoly Ramachandran Pradeep, Terapalli Hari Venkata Devi Prasad, Bandaru Venkata Hariprasadgupta, Jagdev Kumar Dixit, Rajesh, Gautam Thapa, Debasis Bhattacharyya, Biswapriya Das
  • Patent number: 10655076
    Abstract: The present invention relates to an assorted co-staging and counter stage hydro-treating process configuration scheme is disclosed for deep desulfurization and deep hydro-treating of diesel range hydrocarbons for obtaining diesel product having product sulfur less than 10 ppm and cetane number more than 51.
    Type: Grant
    Filed: March 6, 2019
    Date of Patent: May 19, 2020
    Assignee: INDIAN OIL CORPORATION LIMITED
    Inventors: Mainak Sarkar, Darshankumar Manubhai Dave, Ganesh Vitthalrao Butley, Ramesh Karumanchi, Arun Arangarasu, Sarvesh Kumar, Madhusudan Sau, Debasis Bhattacharyya, Sanjiv Kumar Mazumdar, Sankara Sri Venkata Ramakumar
  • Patent number: 10654773
    Abstract: The present invention is related to an integrated process for enhancing the yields of propylene and other light olefins from Fluid catalytic cracking (FCC) process in combination with Oxidative propane dehydrogenation (OPDH) where in a hydrocarbon stream from Propylene recovery section consisting of propane predominantly, is converted to high value light olefins primarily C3 and C2 olefins by catalytic oxidative dehydrogenation using carbon dioxide from FCC flue gas exiting the regenerator. Several process configurations for the conversion of C3 and C4 alkanes to their respective alkenes separately or simultaneously by integrating with FCC are provided.
    Type: Grant
    Filed: October 30, 2018
    Date of Patent: May 19, 2020
    Assignee: INDIAN OIL CORPORATION LIMITED
    Inventors: Hima Bindu Doosa, Ram Mohan Thakur, Vineeth Venu Nath, Kamlesh Gupta, Debasis Bhattacharyya, Sanjiv Kumar Mazumdar, Sankara Sri Venkata Ramakumar
  • Patent number: 10647930
    Abstract: The present invention relates to a hydrocracking reactor system and a process utilizing the same for upgrading heavy hydrocarbonaceous material to value-added products. Accordingly, an aspect of the present invention includes dispersing a liquid feedstock pre-mixed with a catalyst from top of a reactor vessel to obtain dispersed droplets having a predetermined droplet size less than 500 ?m, introducing a gaseous feed comprising primarily of hydrogen from bottom of the reactor vessel to form a continuous gaseous phase throughout a cross-section of the reactor vessel, and allowing the dispersed droplets to contact the continuous gaseous phase throughout the cross-section of the reactor vessel to form reaction effluent comprising one or more lighter product hydrocarbons. The method may further include removing at least a top portion and at least a bottom portion of the reaction effluent from the reactor vessel.
    Type: Grant
    Filed: August 30, 2018
    Date of Patent: May 12, 2020
    Assignee: INDIAN OIL CORPORATION LIMITED
    Inventors: Mainak Sarkar, Darshankumar Manubhai Dave, Ramesh Karumanchi, Madhusudan Sau, Ganesh Vitthalrao Butley, Nepal Vishwakarma, Kamal Kumar, Pravesh Kumar, Sarvesh Kumar, Debasis Bhattacharyya, Sanjiv Kumar Mazumdar, Sankara Sri Venkata Ramakumar
  • Patent number: 10646863
    Abstract: A spent catalyst distributor for distributing spent catalyst in a catalyst regenerator vessel housing a dense phase catalyst bed and a dilute phase catalyst bed. The spent catalyst distributor comprises a conduit comprising a proximal end and a distal end. The conduit projects horizontally or horizontally and downwardly into the regenerator vessel and includes an opening located at the distal end for introducing the spent catalyst at a first location inside the regenerator vessel. The conduit further includes a plurality of orifices located along a length of the conduit between the distal end and an inner wall of the regenerator vessel for introducing the spent catalyst at a plurality of locations inside the regenerator vessel.
    Type: Grant
    Filed: March 12, 2018
    Date of Patent: May 12, 2020
    Assignee: Indian Oil Corporation Limited
    Inventors: Shoeb Hussain Khan, Vikas Badhan, Venkata Hari Prasad Gupta Bandaru, Gautam Thapa, Satheesh Vetterkunnel Kumaran, Debasis Bhattacharyya, Sankara Sri Venkata Ramakumar
  • Patent number: 10633609
    Abstract: The present invention provides a process for in situ synthesis of dispersion of ZnO and TiO2 nanoparticles in an oil medium, wherein the process comprises: (a) providing layered basic zinc hydroxide (LBZ) in an oil medium, containing a dispersant, (b) providing a titanium precursor in the oil medium to obtain a mixture, (c) hydrolyzing the mixture to obtain a suspension, and (d) decomposing the suspension to obtain a dispersion of mixture of ZnO and TiO2 nanoparticles. The present invention also provides an oil dispersion comprising dispersant stabilized mixture of zinc oxide and titanium dioxide nanoparticles were synthesized through this process. The dispersion contains up to 2.5 Wt % metals loading balanced with dispersant and base oil or dispersant alone. Addition of this dispersion to oil of lubricating viscosity improves the anti-wear property and resulting a low SAPS formulation.
    Type: Grant
    Filed: May 16, 2018
    Date of Patent: April 28, 2020
    Assignee: Indian Oil Corporation Limited
    Inventors: Munusamy Vijayaraj, Samik Kumar Hait, Madhira Indu Sekhara Sastry, Sankara Sri Venkata Ramakumar
  • Patent number: 10611865
    Abstract: The present invention provides a solid organomagnesium precursor having formula {Mg(OR?)X}.a{MgX2}.b{Mg(OR?)2}.c{R?OH}, wherein R? is selected from a hydrocarbon group, X is selected from a halide group, and a:b:c is in range of 0.01-0.5:0.01-0.5:0.01-5 and process for preparing the same, said process comprising contacting a magnesium source with a solvating agent, an organohalide and an alcohol to obtain the solid organomagnesium precursor. The present invention also provides a process for preparing a catalyst system using the organomagnesium precursor and its use thereof for polymerization of olefins.
    Type: Grant
    Filed: August 20, 2018
    Date of Patent: April 7, 2020
    Assignee: INDIAN OIL CORPORATION LIMITED
    Inventors: Sukhdeep Kaur, Gurmeet Singh, Bhasker Bantu, Naresh Kumar, Gurpreet Singh Kapur, Shashi Kant, Biswajit Basu, Ravinder Kumar Malhotra