Patents Assigned to Oil Corporation
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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
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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
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Patent number: 11905829Abstract: An integrated logging instrument for coring and sampling includes a downhole main body and a ground system. The downhole main body is connected with the ground system through a long cable. The downhole main body includes a coring and sampling mechanism, a power mechanism and an energy storage mechanism. The coring and sampling mechanism includes a coring assembly for drilling cores and a pushing and setting assembly for downhole fixation. The power mechanism is arranged at an upper end of the coring and sampling mechanism, and includes a motor, a piston structure and a pump body. The piston structure and the pump body are respectively arranged at two output ends of the motor. The piston structure is arranged to provide suction power. The pump body is arranged to provide hydraulic power. The energy storage mechanism is arranged at a lower end of the coring and sampling mechanism.Type: GrantFiled: May 14, 2020Date of Patent: February 20, 2024Assignees: China Oilfield Services Limited, China National Offshore Oil CorporationInventors: Tao Lu, Yongren Feng, Changgui Xu, Zhibin Tian, Xiaofei Qin, Minggao Zhou, Xiaodong Chu, Tiemin Liu, Yongzeng Xue, Zanqing Wei, Lin Huang
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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
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Publication number: 20240034818Abstract: A method of making a polyolefin nanocomposite including, mixing a zinc-aluminum layered double hydroxide (LDH), and a zirconocene complex in a non-polar solvent to form a first mixture. Prior to the mixing the zirconocene complex is not supported on the zinc-aluminum LDH. The method further includes sonicating the first mixture for at least one hour to form a homogeneous slurry. The method further includes degassing the homogenous slurry and adding at least one olefin gas to form a second mixture. The method further includes adding an aluminoxane catalyst to the second mixture and reacting for at least 10 minutes to form a reaction mixture including the polyolefin nanocomposite. The method further includes separating the polyolefin nanocomposite from the reaction mixture.Type: ApplicationFiled: May 5, 2023Publication date: February 1, 2024Applicants: KING FAHD UNIVERSITY OF PETROLEUM AND MINERALS, S-Oil CorporationInventors: Mamdouh A. AL-HARTHI, Sung-Gil HONG, Hassam MAZHAR, Farrukh SHEHZAD
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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
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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
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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
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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
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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
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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
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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
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Patent number: 11827734Abstract: A method of making a polyolefin including, mixing a layered double hydroxide (LDH), and a zirconocene complex in a non-polar solvent to form a first mixture. The method further includes degassing the first mixture and adding an olefin to form a second mixture. The method further includes adding an aluminoxane cocatalyst to the second mixture and reacting for at least 10 minutes to form a reaction mixture including the polyolefin. The method further includes separating the polyolefin from the reaction mixture. The polyolefin has a melting temperature of 120-130° C. The zirconocene complex is supported on the LDH to form a supported catalyst complex in the first mixture.Type: GrantFiled: September 9, 2022Date of Patent: November 28, 2023Assignees: KING FAHD UNIVERSITY OF PETROLEUM AND MINERALS, S-Oil CorporationInventors: Mamdouh A. Al-Harthi, Sung-Gil Hong, Hassam Mazhar, Farrukh Shehzad
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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
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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
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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
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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
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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
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Patent number: 11788013Abstract: 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: GrantFiled: September 17, 2021Date of Patent: October 17, 2023Assignee: 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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Patent number: 11773413Abstract: The present invention relates to a booster composition for enhancing the biogas yield and stabilizing the operation of a biomethanation plant, a method for the preparation of said booster composition and a method for enhancing the biogas yield and stabilizing the operation of a biomethanation plant using said composition by ameliorating the effect of shock conditions like pH and temperature. The booster composition comprises of specifically defined constituents selected from controlled release agents, redox potential balancers, direct interspecies electron transfer (DIET) improvers, micronutrient balancers, and Co-factors.Type: GrantFiled: July 6, 2021Date of Patent: October 3, 2023Assignee: INDIAN OIL CORPORATION LIMITEDInventors: Manoj Kumar, Srikanth Sandipam, Prakash Chandra Sahoo, Ravi Prakash Gupta, Suresh Kumar Puri, Sankara Sri Venkata Ramakumar