Patents Assigned to Indian Oil Corporation Limited
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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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Publication number: 20220315849Abstract: The furnace of a delayed coking unit which is utilized for heating residue feeds to high temperatures can suffer from decrease in run length and fouling caused by caustic carryover from the upstream desalter unit. An antifoulant additive for preventing caustic induced fouling of thermal cracker furnace tubes is disclosed. The described antifoulant additive acts by converting the inorganic caustic compound such as NaOH to naphthenate salt of the metal as well as by reducing the fouling tendency of the whole feedstock, thereby making it ineffective in causing coking reaction. The additive finds application in thermal residue upgradation furnaces such as delayed coking unit, visbreaker, etc.Type: ApplicationFiled: April 1, 2022Publication date: October 6, 2022Applicant: INDIAN OIL CORPORATION LIMITEDInventors: Ponoly Ramachandran PRADEEP, Prantik MONDAL, Shahil SIDDIQUI, Ramu EMMANDI, Satyen Kumar DAS, 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: 20220288531Abstract: The present invention relates to a novel phase transfer solvent composition for enhanced CO2 and/or H2S capture from flue gas and biogas having various gaseous compositions. Further, the present invention provides a process of preparing the phase transfer solvent composition of the present invention.Type: ApplicationFiled: March 8, 2022Publication date: September 15, 2022Applicant: INDIAN OIL CORPORATION LIMITEDInventors: Prakash Chandra SAHOO, Manoj KUMAR, Ravi Prakash GUPTA, Suresh Kumar PURI, Sankara Sri Venkata RAMAKUMAR
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Patent number: 11421159Abstract: The present invention relates to a process for converting the waste plastic along with the petroleum residue feedstock in a Delayed Coker unit employed in refineries. The invented process aims to convert any type of waste plastic including polystyrene, polypropylene, polyethylene etc. including metal additized multilayer plastics along with the petroleum residue material from crude oil refining such as reduced crude oil, vacuum residue etc. Value added light distillate products like motor spirit, LPG, middle distillates etc. are produced upon co-conversion in the invented process and is recovered and treated along with the products of thermal cracking of hydrocarbon residues. The residual metals in the metal additized plastics upon co-conversion in the invented process will be deposited in the solid petroleum coke.Type: GrantFiled: August 27, 2020Date of Patent: August 23, 2022Assignee: INDIAN OIL CORPORATION LIMITEDInventors: Ponoly Ramachandran Pradeep, Terapalli Hari Venkata Devi Prasad, Shivam Ashok Dixit, Prantik Mondal, Vimal Kakkarakkal Kottiyath, Satyen Kumar Das, Anju Chopra, Madhusudan Sau, Gurpreet Singh Kapur, Sankara Sri Venkata Ramakumar, Sanjiv Singh
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Patent number: 11421162Abstract: The present invention relates to a process for converting the waste plastics along with the petroleum feedstock in a Catalytic Cracking Unit, in particular a Fluid Catalytic Cracking Unit employed in petroleum refineries. The invention also provides a method and hardware system to enable waste plastic to fuel conversion along with hydrocarbon catalytic cracking. The invented process aims to convert any type of waste plastic including polystyrene, polypropylene, polyethylene, metal containing Polyethylene-Polypropylene multilayer plastics & other metal containing plastics along with the petroleum derived feedstock such as vacuum gas oil, reduced crude oil, vacuum residue etc. in catalytic cracking unit.Type: GrantFiled: August 2, 2021Date of Patent: August 23, 2022Assignee: INDIAN OIL CORPORATION LIMITEDInventors: Ponoly Ramachandran Pradeep, Prantik Mondal, Shivam Ashok Dixit, Shikha Saluja, Shakti Singh, Terapalli Hari Venkata Devi Prasad, Satyen Kumar Das, Madhusudan Sau, Gurpreet Singh Kapur, Sankara Sri Venkata Ramakumar
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Patent number: 11407974Abstract: The present invention relates to a mutant fungal strain of Penicillium funiculosum ‘MRJ-16’ characterized by the ability to produce high titer of enzyme mixture comprising FPase, CMCase, Cellobiase, ?-glucosidase, endoglucanase, ?-L arabinofuranosidase, ?-xylosidase, xylanase, pectinase, cellobiohydrase and oxidases and produce enzymes in the presence of a catabolite repressor molecule like glucose and/or xylose. The titer of enzyme mixture produced using mutant fungal strain MRJ-16 is at least two fold higher than naive Penicillium funiculosum strain NCIM 1228, when used in a fermentation process. The mutant strain ‘MRJ-16’ with high hydrolytic activity and catabolite derepressed character is having application in the method of degrading or saccharifying biomass to produce valuable products for example-bioethanol.Type: GrantFiled: September 26, 2019Date of Patent: August 9, 2022Assignees: INDIAN OIL CORPORATION LIMITED, DEPARTMENT OF BIOTECHNOLOGYInventors: Mukund Adsul, Simranjeet Kaur Sandhu, Reeta Rani Singhania, Jitendra Kumar Saini, Anshu Shankar Mathur, Ravi Prakash Gupta, Deepak Kumar Tuli, Suresh Kumar Puri, Sankara Sri Venkata Ramakumar
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Patent number: 11370987Abstract: The invention relates to a method of the oligomerization of C6 and above olefin monomer whereby, at a fixed monomer/Al halide mole ratio, polyalphaolefins having desirable kinematic viscosities are prepared by controlling the oligomerization temperature. The oligomerization is carried out in presence of an oligomerizing catalyst comprising of aluminum halide and a promoter, and oligomerizing temperatures of about 10° C. to about 120° C.Type: GrantFiled: April 13, 2021Date of Patent: June 28, 2022Assignee: Indian Oil Corporation LimitedInventors: Sukhdeep Kaur, Usharani Sahoo, Gurmeet Singh, Naresh Pappu, Jai Narayan Pandey, Shobhashankar Kumhar, Gurpreet Singh Kapur, Deepak Saxena, Sankara Sri Venkata Ramakumar
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Patent number: 11359149Abstract: The invention relates to a process configuration for production of light olefins and aromatics from residual hydrocarbon streams. In this configuration a high severity catalytic cracking process is employed for producing higher yields of lighter olefins and various boiling fractions. C4 stream separated from gaseous product is subjected to metathesis and aromatized to form mono aromatics.Type: GrantFiled: April 21, 2021Date of Patent: June 14, 2022Assignee: INDIAN OIL CORPORATION LIMITEDInventors: Srinivas Kunche Babu, Bhushan Bharat, Vetterkunnel Kumaran Satheesh, Debasis Bhattacharyya, Shailendra Kumar Sharma, Sankara Sri Venkata Ramakumar
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Patent number: 11344871Abstract: The present invention describes a catalyst composition for use as a catalyst system for an ethylene oligomerization, providing high activity and produce linear oligomer product having broad weight percent distribution i.e. C4 to C16. The catalyst composition comprises a zirconium amide compound, an organoaluminum compound and an additive. The present invention also provides a process for preparation of the zirconium amide compound comprising reacting a zirconium component having formula ZrXm.nTHF, wherein X is halogen atom; m is an integer having value equal or less than 4 and n is a number equal or less than 2, and a substituted amide of formula RCONR?R?, wherein R, R? and R? are saturated or unsaturated aliphatic C1-C10 hydrocarbon or aromatic C6-C14 hydrocarbon, in the presence of an organic solvent.Type: GrantFiled: December 10, 2020Date of Patent: May 31, 2022Assignee: Indian Oil Corporation LimitedInventors: Gurmeet Singh, Rashmi Rani, Sukhdeep Kaur, Dheer Singh, Anju Chopra, Gurpreet Singh Kapur, Sankara Sri Venkata Ramakumar
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Patent number: 11345862Abstract: An apparatus and a method for washing hydrocarbon product vapor are disclosed. The apparatus comprises housing, a first wash zone at a predefined cross-section of the housing for receiving the hydrocarbon product vapor, a plurality of injection units located within the first wash zone at predetermined intervals of the length of the housing for receiving wash oil. The injection units inject oil droplets formed from the received wash oil to contact the vapor and obtain a primary washed hydrocarbon vapor within the first wash zone. Further, a second wash zone is located above and in fluid communication with the first wash zone for receiving the primary washed hydrocarbon vapor. One or more spray headers receive wash oil and spray oil droplets formed from the received wash oil to contact with the primary washed hydrocarbon vapor, thereby forming a secondary washed hydrocarbon vapor.Type: GrantFiled: July 20, 2020Date of Patent: May 31, 2022Assignee: Indian Oil Corporation LimitedInventors: Ponoly Ramachandran Pradeep, Prantik Mondal, Terapalli Hari Venkata Devi Prasad, Satyen Kumar Das, Madhusudan Sau, Gurpreet Singh Kapur, Sankara Sri Venkata Ramakumar
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Publication number: 20220135890Abstract: The present invention discloses an integrated process scheme for producing (i) high-octane gasoline blending stream (ii) high aromatic heavy naphtha stream which is a suitable feedstock for benzene, toluene, and xylene (BTX) production and (iii) high cetane ultra-low sulphur diesel (ULSD) stream suitable for blending in refinery diesel pool.Type: ApplicationFiled: November 5, 2021Publication date: May 5, 2022Applicant: INDIAN OIL CORPORATION LIMITEDInventors: Nayan DAS, Mainak SARKAR, Ganesh Vitthalrao BUTLEY, Ramesh KARUMANCHI, Sarvesh KUMAR, Madhusudan SAU, Gurpreet Singh KAPUR, Sankara Sri Venkata RAMAKUMAR
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Publication number: 20220131158Abstract: The present invention relates to a uni-electrogrid lead acid battery and process of making the same. More particularly, the present invention relates to uni-electro grid plate comprising a) tubular unielectro grid plate comprising of positive tubular grid plate and negative flat grid plate; or flat unielectrogrid plate comprising of positive flat grid plate and negative flat grid plate; b) non-conductive substrate comprising positive tubular grid with positive active material on its first side and negative flat grid with negative active material on its second side; or positive flat grid with positive active material on its first side and negative flat grid with negative active material on its second side; c) at least single in one side of the grid or multiple interconnectors placed between the positive and negative grid; and d) sealant. Also, it provides tubular unielectro grid plate or flat unielectrogrid plate and process for preparing the same.Type: ApplicationFiled: October 28, 2021Publication date: April 28, 2022Applicant: INDIAN OIL CORPORATION LIMITEDInventors: Palvannan MOHANASUNDARAM, Bhanumurthy SAMALA, Naduhatty Selai RAMAN, Shailendra Kumar SHARMA, Sankara Sri Venkata RAMAKUMAR
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Patent number: 11286571Abstract: The present invention relates to development of high performing oil soluble and water dispersible corrosion inhibitor composition for mitigating internal corrosion of crude oil pipelines during storage and transportation of crude oils. The developed composition consists of acid-amine complex as corrosion inhibiting agent, mixture of organic acids as dispersing agent and ester derivative of alkylated phenol for better film formation. The present invention further relates to a process of preparation of the oil soluble and water dispersible corrosion inhibitor composition and subsequently a process for protecting the corrosion of internal metal surface of crude oil transportation pipelines using the corrosion inhibitor composition.Type: GrantFiled: February 26, 2020Date of Patent: March 29, 2022Assignee: INDIAN OIL CORPORATION LIMITEDInventors: Prakash Shanti, Tanmay Mandal, Ajay Kumar Arora, Vivekanand Kagdiyal, Suresh Kumar Puri, Sanjiv Kumar Mazumdar, Sankara Sri Venkata Ramakumar
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Patent number: 11286317Abstract: The present invention provides a morphology modified heterophase polymer having No-Break impact strength in the range of 500 J/m-700 J/m as per ASTM standard D256, a high melt flow index in the range of 100 g/10 min as per ASTM D1238, and a balanced flexural modulus as per ASTM standard D790. More particularly, the present invention relates to a process for the modification of morphology of heterophase propylene polymer in the presence of an initiator in the form of organic peroxide and a multifunctional unsaturated organic vinyl compound on the ex-reactor Heterophase Propylene Copolymer powder and/or pellet using special extrusion device.Type: GrantFiled: February 26, 2020Date of Patent: March 29, 2022Assignee: Indian Oil Corporation LimitedInventors: Vimal Kakkarakkal Kottiyath, Saranya Sethuramalingam, Naresh Shiva, Jatinder Dhaliwal Singh, Vishal Goel, Ptabhu Narain Chakrawal, Abhilasha Mishra, Shashikant, Gurpreet Singh Kapur, Sankara Sri Venkata Ramakumar
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Publication number: 20220089831Abstract: The present invention provides a process of catalytic depolymerization of polystyrene involving a spherical catalyst, an apparatus for carrying out the depolymerization, recovering the aromatic rich liquid product and recycling the catalyst without any decrease in the catalytic performance. Further, the present invention provides that the aromatic rich liquid product includes styrene, xylene, benzene, ethyl benzene, with styrene content greater than 65%. Additionally, the catalyst involved in the depolymerization process is a spherical catalyst that is easily recovered from coke/char formed during the process and is recycled and reused without any decrease in the catalytic performance.Type: ApplicationFiled: September 21, 2021Publication date: March 24, 2022Applicant: INDIAN OIL CORPORATION LIMITEDInventors: Bineesh Vijayan KANATTUKARA, Gurmeet SINGH, Dheer SINGH, Gurpreet Singh KAPUR, Sankara Sri Venkata RAMAKUMAR
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Publication number: 20220089955Abstract: High-quality graphite/needle grade coke is produced with reduced impurity levels and improved coefficient of thermal expansion using an integrated hydrotreatment, catalytic cracking and coking reaction sections, employing a combination of highly paraffinic hydrotreated VGO stream and aromatic CLO stream, which is thereafter processed in a delayed coking section.Type: ApplicationFiled: September 17, 2021Publication date: March 24, 2022Applicant: INDIAN OIL CORPORATION LIMITEDInventors: Ponoly Ramachandran PRADEEP, Shivam Ashok DIXIT, Prantik MONDAL, Jitumoni BRAHMA, * RAJESH, Terapalli Hari Venkata Devi PRASAD, Satyen Kumar DAS, Madhusudan SAU, Gurpreet Singh KAPUR, Sankara Sri Venkata RAMAKUMAR
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Publication number: 20220089960Abstract: A process and a system are used for production of multiple grades of ultralow aromatic solvents/chemicals having preferred boiling range, flash point and viscosity from different hydrocarbon streams. A plurality of hydrotreating steps are used to hydrotreat a plurality of hydrocarbon feedstocks in the presence of a hydrogen gas stream and a catalyst system. Further, at least one dissolved gas stripping step, at least one adsorption step, and a distillation step are included in the process. Desired iso-paraffin molecules are thereby preserved, and the undesired aromatic molecules are converted into desired naphthene molecules.Type: ApplicationFiled: September 21, 2021Publication date: March 24, 2022Applicant: INDIAN OIL CORPORATION LIMITEDInventors: Vasamsetty Naga Veera HIMA BINDU, Mainak SARKAR, Ganesh Vitthalrao BUTLEY, Ramesh KARUMANCHI, Sarvesh KUMAR, Madhusudan SAU, Gurpreet Singh KAPUR, Sankara Sri Venkata RAMAKUMAR
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Publication number: 20220081375Abstract: As part of an integrated oxidative alkane dehydrogenation and hydrogen generation process, carbon dioxide from Pressure Swing Adsorption (PSA) off gas stream of Hydrogen Generation Unit (HGU), and alkane from any known source are sent to oxidative dehydrogenation (ODH) unit for producing high value olefins, such as ethylene, propylene and butenes. Products formed from ODH reactor are separated and the stream comprising of hydrogen, carbon monoxide and methane are recycled to Shift reactor of HGU unit for enhanced production of hydrogen at PSA.Type: ApplicationFiled: September 17, 2021Publication date: March 17, 2022Applicant: INDIAN OIL CORPORATION LIMITEDInventors: Vineeth Venu NATH, Hima Bindu DOOSA, Ram Mohan THAKUR, Saravanan SUBRAMANI, Sahithi RAVULURI, Madhusudan SAU, Gurpreet Singh KAPUR, Sankara Sri Venkata RAMAKUMAR
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Patent number: 11274257Abstract: The present invention provides a process for a production of light olefins and aromatics from cracked light naphtha by selective cracking. The present invention thus provides a process for up grading cracked olefinic naphtha to high value petrochemical feed stocks. This process is based on catalytic cracking in which the catalyst activity is optimized by depositing coke for production of light olefins and aromatics. The proposed process has high flexibility and can be operated either in maximizing olefins as reflected from the PIE ratio or in maximizing aromatics (BTX) at different modes of operation depending upon the product requirement.Type: GrantFiled: September 4, 2019Date of Patent: March 15, 2022Assignee: Indian Oil Corporation LimitedInventors: Subramani Saravanan, Bandaru Venkata Hari Prasadgupta, Prosenjit Maji, Shoeb Hussain Khan, Jagdev Kumar Dixit, Shakti Singh, Reshmi Manna, Madhusudan Sau, Debasis Bhattacharyya, Sanjiv Kumar Mazumdar, Sankara Sri Venkata Ramakumar