Patents Assigned to Indian Oil Corporation Limited
-
Publication number: 20240124793Abstract: The present invention relates to an additized blended fuel composition comprising of 97 to 50 weight % of liquified petroleum gas (LPG); 3 to 50 weight % of dimethyl ether (DME); and a nanocatalyst. More particularly, the present invention relates to an improvement in the combustion efficiency of the DME blended LPG fuel by using catalytic amount of the nano-catalyst, when introduced in ppm level enhances the combustion properties, thereby increasing the flame temperature and reducing the consumption of fuel gas mixture.Type: ApplicationFiled: October 17, 2023Publication date: April 18, 2024Applicant: INDIAN OIL CORPORATION LIMITEDInventors: Koushik BHOWMIK, Ruchi JAIN, Jyotiranjan OTA, Samik Kumar HAIT, Chandrasekaran KANNAN, Sankara Sri Venkata RAMAKUMAR
-
Patent number: 11952543Abstract: The present invention relates to a process for production of high yield of hydrogen by carrying out the dry reforming of the dry gas generated from the process itself by utilizing the same catalyst for cracking and producing high yield of light olefins such as ethylene, propylene and butylenes from residue feedstocks.Type: GrantFiled: November 11, 2020Date of Patent: April 9, 2024Assignee: INDIAN OIL CORPORATION LIMITEDInventors: Sadhullah Mukthiyar, Gadari Saidulu, Manoj Kumar Bhuyan, Kamlesh Gupta, Madhusudan Sau, Gurpreet Singh Kapur, Sankara Sri Venkata Ramakumar
-
Patent number: 11923548Abstract: The present invention relates to the redox buffer electro-catalyst for bi-functional air electrode of metal-air batteries and fuel cells, wherein an electro-catalyst comprising of redox buffer oxides facilitates bi-functional activity of air electrode towards oxygen reduction and oxygen evolution reactions at the air electrode-electrolyte interface. The bi-functional activity of electro-catalyst comprising of redox buffer oxides is superior, due to improved electron transfer ability in comparison to electro-catalyst without redox buffer oxides.Type: GrantFiled: September 2, 2021Date of Patent: March 5, 2024Assignee: INDIAN OIL CORPORATION LIMITEDInventors: Narayanam Seshubabu, Vakakuzhiyil Gopinathan Anju, Naduhatty Selai Raman, Shailendra Kumar Sharma, Sankara Sri Venkata Ramakumar
-
Patent number: 11920007Abstract: The present invention relates to a process for producing ultrahigh molecular weight polymer in powder form which is highly efficient drag reducing polymer. The process consists of polymerizing using titanium halide-based catalyst, co-catalyst, optionally a solvent, and monomer to a polymerization reactor, having stirring device and inlet charging and discharge outlet. The resulting ultrahigh molecular weight drag reducing polymers is free flowing, having intrinsic viscosity >10 dL/g. The process reduces polymerization time, temperature, and achieves high conversion, i.e., >90%.Type: GrantFiled: June 23, 2021Date of Patent: March 5, 2024Assignee: INDIAN OIL CORPORATION LIMITEDInventors: Sukhdeep Kaur, Gurmeet Singh, Gurpreet Singh Kapur, Sankara Sri Venkata Ramakumar
-
Publication number: 20240067544Abstract: The present invention relates to a process for refinery wastewater treatment. More particularly, the present invention relates to an automated process for treatment of refinery wastewater. The process of the present invention provides complete automation for controlling different critical parameters that enhance biological activity of activated sludge process (ASP) and helps in significant reduction in sludge recycling that increases the treatment efficiency.Type: ApplicationFiled: August 23, 2023Publication date: February 29, 2024Applicant: INDIAN OIL CORPORATION LIMITEDInventors: Manoj KUMAR, Srikanth SANDIPAM, Ravi Prakash GUPTA, Debasis BHATTACHARYYA
-
Publication number: 20240068112Abstract: The present invention relates to reusable metal substrate for photoelectrochemical solar water splitting applications. The process comprises preparing a surface of the metal substrate, coating the surface of the metal substrate using photoactive semiconductor thin films, forming a working electrode, scaling-up of the working electrode, and re-using the metal substrate. The present invention has advantages such as higher current, better handling, capability to reuse and capability of direct geometrical scale-up of the electrodes.Type: ApplicationFiled: July 28, 2023Publication date: February 29, 2024Applicant: INDIAN OIL CORPORATION LIMITEDInventors: Sunil SACHDEV, Gopichand TALASILA, Vinay TIWARI, Umish SRIVASTVA, Deepak SAXENA
-
Publication number: 20240067875Abstract: The present invention relates to a process for the synthesis of B-site doped ABX3 perovskite nanocrystals. The process comprises the steps of loading non-halide precursors of A, B, and dopant in three neck flasks along with long chain acid and olefin, purging of the reaction mixture under heating, and finally injection of alkylammonium chloride stock solution in the reaction mixture at a desired temperature. Introducing transition metal such as Mn and other rare earths, etc., as dopants in the perovskite nanocrystals to induce a new optical window.Type: ApplicationFiled: August 23, 2023Publication date: February 29, 2024Applicant: INDIAN OIL CORPORATION LIMITEDInventors: Anirban DUTTA, Mukesh Kumar VYAS, Jyotiranjan OTA, Samik Kumar HAIT, Chandrasekaran KANNAN, Sankara Sri Venkata RAMAKUMAR
-
Patent number: 11891356Abstract: A process for conversion of hydrocarbon feedstock into lighter olefins of C2 to C4 carbons, the process comprising of cracking the hydrocarbon feedstock in a reactor in the presence of a catalyst. The catalyst for short contact time catalytic cracking process of heavy hydrocarbons having contact time less than 1 second to produce light olefins of C2 to C4 carbon in the range of 40 to 60 wt % on fresh feed basis in a fluidized bed reactor which is concentric downflow reactor in presence of catalyst consisting of ultra-stable Y zeolite in the range of 5-10 wt %, 4 to 8 wt % of pentasil zeolite, 2.5-5 wt % of bottom selective material, 0.5-2 wt % of rare earth and 75-88 wt % of support material.Type: GrantFiled: February 21, 2023Date of Patent: February 6, 2024Assignee: INDIAN OIL CORPORATION LIMITEDInventors: Sadhullah Mukthiyar, Shikha Saluja, Gadari Saidulu, Arumugam Velayutham Karthikeyani, Madhusudan Sau, Debasis Bhattacharyya, Gurpreet Singh Kapur, Sankara Sri Venkata Ramakumar
-
Patent number: 11888184Abstract: The present subject matter pertains to PolyMET plate for a Proton Exchange Membrane fuel cell where the PolyMET plate includes a body made of a polymeric material and comprise a first surface and a second surface opposite to the first surface. Furthermore, the PolyMET plate includes a plurality of in-plane conductive pathways on the first surface defining a reaction area on the first surface, where the plurality of in-plane conductive pathways is formed as a coating of conductive material on the first surface. Moreover, the PolyMET plate also includes a through-plane conductive pathway formed of a solid conductive material extending between the first surface and second surface, such that the through-plane conductive pathway is electrically coupled to the in-plane conductive pathways.Type: GrantFiled: October 18, 2021Date of Patent: January 30, 2024Assignee: INDIAN OIL CORPORATION LIMITEDInventors: Kapil Sonkar, Tarun Jindal, Sachin Chugh, Alok Sharma, Gurpreet Singh Kapur, Sankara Sri Venkata Ramakumar
-
Patent number: 11873276Abstract: The present invention discloses process and apparatus for the production of light olefins from their respective alkanes by catalytic dehydrogenation, where in the dehydrogenation reaction is carried out in multiple semi-continuously operated fluidized bed isothermal reactors, connected to a common regenerator and wherein the process is carried out in a sequence of steps in each cycle i.e., entry of hot regenerated catalyst, pre-treatment with reducing gas, dehydrogenation reaction, stripping, transfer of catalyst to regenerator and catalyst regeneration. Process cycle in each reactor starts at different times such that the catalyst inventory in the regenerator is invariable with time.Type: GrantFiled: September 16, 2021Date of Patent: January 16, 2024Assignee: INDIAN OIL CORPORATION LIMITEDInventors: Hima Bindu Doosa, Saravanan Subramani, Ram Mohan Thakur, Vineeth Venu Nath, Kumaresan Loganathan, Bineesh Kanattukara Vijayan, Madhusudan Sau, Gurpreet Singh Kapur, Sankara Sri Venkata Ramakumar
-
Patent number: 11859147Abstract: The present invention discloses a single stage energy efficient process for production of hydrogen enriched/mixed gas at low temperature. More particularly, the present invention discloses a single stage energy efficient process for production of hydrogen enriched compressed natural gas (CNG) or LPG or biogas at low temperature.Type: GrantFiled: November 25, 2022Date of Patent: January 2, 2024Assignee: INDIAN OIL CORPORATION LIMITEDInventors: Chinmay Abhijit Chaudhari, Sachin Chugh, Mohanraju Karuppannan, Meenakshi Sundarraman, Kapil Sonkar, Alok Sharma, Gurpreet Singh Kapur, Sankara Sri Venkata Ramakumar
-
Patent number: 11859132Abstract: The present invention discloses a process and an apparatus for conversion of waste plastic pyrolysis oil into value added products, wherein, the pyrolysis oil is produced from waste plastics by utilizing HCGO as a preheating stream. The process and apparatus as disclosed improves the conventional DCU process in terms of liquid, gaseous yields and reduction in coke yields and without disturbing the hardware of the conventional process along with energy efficient production of pyrolysis oil. The present process and apparatus include a delayed coking process and a system for the delayed coking process which involves the integration of delayed coking system with pyrolysis section and utilization of produced pyrolysis oil by co-processing it with residual heavy hydrocarbon feedstock.Type: GrantFiled: August 2, 2022Date of Patent: January 2, 2024Assignee: INDIAN OIL CORPORATION LIMITEDInventors: Shahil Siddiqui, Ponoly Ramachandran Pradeep, Vijayan Kanattukara Bineesh, Satyen Kumar Das, Madhusudan Sau, Gurpreet Singh Kapur, Sankara Sri Venkata Ramakumar
-
Patent number: 11851506Abstract: The present invention relates to a process for preparation of a catalyst for polymerization of olefins. The catalyst has a particle size of between 5 to 30 microns with activity ranging from 3-4 Kg (co)polymer per g of catalyst and excellent hydrogen response. The method for preparation of the catalyst comprises the steps of: a) contacting a liquid magnesium complex, an electron donor, and a titanium halide compound to form a solution; b) obtaining the solid uniform catalyst particles by precipitation; and c) washing the catalyst particles to obtain solid uniform catalyst., for producing (co)polymer of ethylene with other olefins have fines less than 10 wt. %.Type: GrantFiled: September 27, 2022Date of Patent: December 26, 2023Assignee: Indian Oil Corporation LimitedInventors: Gurmeet Singh, Rashmi Rani, Sukhdeep Kaur, Yajnaseni Biswas, Anju Chopra, Gurpreet Singh Kapur, Sankara Sri Venkata Ramakumar
-
Patent number: 11840594Abstract: The present invention provides a method for producing highly reactive polyisobutylene by liquid phase polymerization of isobutylene or isobutylene containing feed stock, wherein at least 70 mole % of polymer chains in the polyisobutylene have exo olefin end groups. Further, the present invention provides a catalyst composition for polymerization, comprising of a Lewis acid complexed with at least two Lewis bases selected from sterically hindered ether and linear dialkyl ether; or a Lewis base complexed with at least two Lewis acids selected from aluminium halides mixture. The present invention additionally provides that Lewis acid with Lewis bases mixture or Lewis base with Lewis acids mixture constituting the catalyst show synergistic effect resulting in high isobutylene conversion and production of polyisobutylene having high exo olefin content, while maintaining desired molecular weight range of 250-10000 Dalton.Type: GrantFiled: July 21, 2021Date of Patent: December 12, 2023Assignee: INDIAN OIL CORPORATION LIMITEDInventors: Rajasekhar Tota, Gurmeet Singh, Rashmi Rani, Sujit Mondal, Gurpreet Singh Kapur, Sankara Sri Venkata Ramakumar
-
Patent number: 11840672Abstract: The present invention relates to a process and system for complete conversion of crude oils by integrating Desalter unit, Atmospheric and vacuum column, high severity FCC process, Naphtha cracking process, residue slurry hydrocracking process, Delayed coking process, Selective mild hydrocracking aromatic production unit, Dehydrogenation units, Aromatic/olefin recovery section, gasifier unit along with syngas to olefins conversion section.Type: GrantFiled: January 11, 2023Date of Patent: December 12, 2023Assignee: INDIAN OIL CORPORATION LIMITEDInventors: Ponoly Ramachandran Pradeep, Shahil Siddiqui, Vineeth Venu Nath, Darshankumar Manubhai Dave, Mainak Sarkar, Satyen Kumar Das, Madhusudan Sau, Sankara Sri Venkata Ramakumar
-
Publication number: 20230363193Abstract: The present invention relates to a process for preparation of metal free, nontoxic, hydrocarbon fuel compatible fluorescent carbon quantum dots (CQD), which act as marker as well as lubricity improver. CQDs are highly stable in non-polar hydrocarbons, at ppm level exhibit distinct fluorescent color upon irradiation with light of specific wavelength and exhibit distinct spectral properties compared to non-polar base hydrocarbons.Type: ApplicationFiled: April 14, 2023Publication date: November 9, 2023Applicant: INDIAN OIL CORPORATION LIMITEDInventors: Jyotiranjan OTA, Arjyabaran SINHA, Rahul MESHRAM, Samik Kumar HAIT, Kannan CHANDRASEKARAN, Sankara Sri Venkata RAMAKUMAR
-
Publication number: 20230340548Abstract: The present invention relates to a method for in-situ synthesis of alkyl esters of fatty acids and their efficient extraction from oleaginous microbes. Particularly, the present invention provides a rapid method for downstream processing of oleaginous biomass for in-situ synthesis of alkyl esters of fatty acids and their efficient extraction. The method of the present invention results in increased transesterification efficiency (>95%) of FAAE production from wet biomass, while eliminating the necessity of biomass harvesting, drying and large requirement of chemical solvents.Type: ApplicationFiled: April 14, 2023Publication date: October 26, 2023Applicants: INDIAN OIL CORPORATION LIMITED, DEPARTMENT OF BIOTECHNOLOGYInventors: Dilip SINGH, Ajay Kumar SHARMA, Anshu Shankar MATHUR, Ravi Prakash GUPTA
-
Publication number: 20230339838Abstract: The present disclosure relates to a process for producing levulinic acid from the technical lignin. The technical lignin is rich in lignin and ash and do not have any other use and usually incinerated as a waste management strategy. During the incineration process, the cellulose also gets burnt and wasted.Type: ApplicationFiled: April 14, 2023Publication date: October 26, 2023Applicants: INDIAN OIL CORPORATION LIMITED, DEPARTMENT OF BIOTECHNOLOGYInventors: Alok SATLEWAL, Ruchi AGRAWAL, Ravindra KUMAR, Ravi Prakash GUPTA, Sankara Sri Venkata RAMAKUMAR
-
Publication number: 20230331645Abstract: A process for the upgrading of hydrocarbon streams, i.e., processing any hydrocarbon feed streams rich in benzene and sulphur compounds. The process for simultaneous hydrodesulfurization and benzene conversion to higher alkylated aromatic molecules (C7 to C10 aromatics), without need of prior treatment like distillation, or sulfur removal. The hydrocarbon feed streams are processed over sulfided metal catalyst impregnated on acid support simultaneously desulfurizes and alkylates the benzene molecules.Type: ApplicationFiled: April 12, 2023Publication date: October 19, 2023Applicant: INDIAN OIL CORPORATION LIMITEDInventors: Nayan DAS, Mainak SARKAR, Ganesh Vitthalrao BUTLEY, Kalicharan CHATTOPADHYAY, Sarvesh KUMAR, Madhusudan SAU
-
Patent number: 11786860Abstract: The present invention relates to a biocompatible task specific hybrid solvent (TSHS) composition that synergistically increases the carbon capture efficiency and utilizes less energy for CO2 desorption over the existing solutions. Further, the process of synthesizing such composition is discussed in this disclosure. Also, the present disclosure provides a process that involves a task specific hybrid solvent (TSHS) composition for selective capturing CO2 from any gaseous stream.Type: GrantFiled: September 7, 2021Date of Patent: October 17, 2023Assignee: INDIAN OIL CORPORATION LIMITEDInventors: Prakash Chandra Sahoo, Manoj Kumar, Ravi Prakash Gupta, Suresh Kumar Puri, Sankara Sri Venkata Ramakumar