Inventor
RAMAKUMAR Sankara Sri Venkata
IN123 patents
Patents
50 patentsUS11421162B2Aug 23, 2022
Process for co-conversion of waste plastics and hydrocarbon feedstock
INDIAN OIL CORP LTD37 citations92
US11421159B2Aug 23, 2022
Process and apparatus for co-conversion of waste plastics in Delayed Coker unit
INDIAN OIL CORP LTD4 citations71
US10900507B2Jan 26, 2021
Distribution of a multi-phase fluid mixture
INDIAN OIL CORP LTD3 citations71
US10894248B2Jan 19, 2021
Catalyst composition for enhancing yield of olefins in fluid catalytic cracking process (FCC)
INDIAN OIL CORP LTD2 citations71
US10654773B2May 19, 2020
Integrated fluid catalytic cracking and oxidative propane dehydrogenation process
INDIAN OIL CORP LTD4 citations71
US10590354B2Mar 17, 2020
Process for the conversion of crude oil to light olefins, aromatics and syngas
INDIAN OIL CORP LTD3 citations71
US11613623B2Mar 28, 2023
Catalytic pyrolysis of polystyrene into aromatic rich liquid product using spherical catalyst
INDIAN OIL CORP LTD4 citations70
US10478840B2Nov 19, 2019
Apparatus and method for converting liquid stream into fine droplets
INDIAN OIL CORP LTD3 citations69
US11603503B2Mar 14, 2023
Additive composition as a combustion improver for liquid and gaseous fuels
INDIAN OIL CORP LTD2 citations65
US11786860B2Oct 17, 2023
Solvent composition for CO2 capture and a process mediated thereof
INDIAN OIL CORP LTD0 citations62
US11471821B2Oct 18, 2022
Process for biogas upgradation
INDIAN OIL CORP LTD0 citations62
US11149207B2Oct 19, 2021
Delayed coking furnace for heating coker feedstock
INDIAN OIL CORP LTD0 citations61
US12252576B2Mar 18, 2025
Process and catalyst composition for producing linear alpha olefins in high yield by ethylene oligomerization
INDIAN OIL CORP LTD0 citations60
US11642656B2May 9, 2023
Catalyst composition for oxidative dehydrogenation of alkane
INDIAN OIL CORP LTD0 citations60
US11623937B2Apr 11, 2023
Method to valorize 2G bioethanol waste streams
INDIAN OIL CORP LTD0 citations60
US11548841B2Jan 10, 2023
Production of linear alpha olefins
INDIAN OIL CORP LTD0 citations60
US11465132B2Oct 11, 2022
Fluid catalytic cracking additive composition for enhancing gasoline octane barrel and a process of preparation thereof
INDIAN OIL CORP LTD0 citations60
US11344871B2May 31, 2022
Process for preparation of ethylene oligomerization catalyst and oligomerization thereof
INDIAN OIL CORP LTD0 citations60
US11242893B2Feb 8, 2022
Composition of high performance bearing oil for steel plants
INDIAN OIL CORP LTD2 citations60
US11028385B2Jun 8, 2021
Stable lignocellulolytic enzyme composition
INDIAN OIL CORP LTD0 citations60
US12492159B2Dec 9, 2025
Method for producing levulinic acid
INDIAN OIL CORP LTD0 citations59
US12252726B2Mar 18, 2025
Process for simultaneous production of citric acid and cellulolytic enzymes
INDIAN OIL CORP LTD0 citations59
US11840672B2Dec 12, 2023
Integrated process for converting crude oil to high value petrochemicals
INDIAN OIL CORP LTD1 citations59
US11618907B2Apr 4, 2023
Process for xylitol production from xylose
INDIAN OIL CORP LTD1 citations59
US11453600B2Sep 27, 2022
Method of making hydrocarbon soluble metal compositions
INDIAN OIL CORP LTD0 citations59
US11241674B2Feb 8, 2022
Nano-crystallite binder based CO combustion promoter
INDIAN OIL CORP LTD0 citations59
US11242549B2Feb 8, 2022
Bio-refinery waste utilization for enzyme production using novel penicillium funiculosum MRJ-16 fungal strain
INDIAN OIL CORP LTD0 citations59
US11149261B2Oct 19, 2021
Provident method of cellulases enzymes production by Penicillium funiculosum MRJ-16 using low cost media components
INDIAN OIL CORP LTD0 citations59
US10954149B2Mar 23, 2021
Process for bio-sludge reduction in hydrocarbon refinery effluent treatment plant through microbial interventions
INDIAN OIL CORP LTD1 citations59
US12252656B2Mar 18, 2025
Additive composition for enhanced stability of oxygenated gasoline
INDIAN OIL CORP LTD0 citations58
US11859132B2Jan 2, 2024
Process and an apparatus for conversion of waste plastic pyrolysis oil into valuable products
INDIAN OIL CORP LTD1 citations58
US11851506B2Dec 26, 2023
Process for preparation of a catalyst for polymerization of olefins
INDIAN OIL CORP LTD0 citations58
US11840594B2Dec 12, 2023
Polymerization catalyst system and process to produce highly reactive polyisobutylene
INDIAN OIL CORP LTD0 citations58
US11739252B2Aug 29, 2023
Microbecidal composition and a method for mitigating internal microbiological influenced corrosion in petroleum transporting pipelines
INDIAN OIL CORP LTD0 citations58
US11591530B2Feb 28, 2023
Additive for preventing fouling of thermal cracker furnace
INDIAN OIL CORP LTD0 citations58
US11548839B2Jan 10, 2023
Integrated oxidative alkane dehydrogenation and hydrogen generation process
INDIAN OIL CORP LTD1 citations58
US11498038B2Nov 15, 2022
Quench-box assembly for hydroprocessing reactors
INDIAN OIL CORP LTD0 citations58
US11407974B2Aug 9, 2022
Method for preparation and screening of fungal mutant with high hydrolytic activity and catabolite derepressed character
INDIAN OIL CORP LTD0 citations58
US11286571B2Mar 29, 2022
Mitigating internal corrosion of crude oil transportation pipeline
INDIAN OIL CORP LTD0 citations58
US12065625B2Aug 20, 2024
Methods and formulations for enhancing high value lipids
INDIAN OIL CORP LTD0 citations57
US11149223B2Oct 19, 2021
Lubricity and conductivity improver additive for ultra low sulfur diesel fuels
INDIAN OIL CORP LTD0 citations57
US10822557B2Nov 3, 2020
Process for production of petrochemicals from cracked streams
INDIAN OIL CORP LTD1 citations57
US11607666B2Mar 21, 2023
Zinc based metal organic frameworks (ZIT) with mixed ligands for hydrogen storage
INDIAN OIL CORP LTD0 citations56
US10646863B2May 12, 2020
Apparatus for distribution of catalyst in fluidized catalytic cracking unit
INDIAN OIL CORP LTD1 citations56
US10759663B2Sep 1, 2020
Multi-metal catalyst composition for production of morphology controlled CNT's and process thereof
INDIAN OIL CORP LTD1 citations55
US12241030B2Mar 4, 2025
Additized DME/LPG fuel for improving combustion efficiency
INDIAN OIL CORP LTD0 citations54
US11923548B2Mar 5, 2024
Electro catalyst composition with redox buffer metal oxides for bi-functional air electrode
INDIAN OIL CORP LTD0 citations54
US11732200B2Aug 22, 2023
Process for enhancement of RON of FCC gasoline with simultaneous reduction in benzene
INDIAN OIL CORP LTD0 citations54
US11968981B2Apr 30, 2024
Anti-viral formulation of active nano ingredients for coating on personal protective equipment and for aerosol based disinfectant composition
INDIAN OIL CORP LTD0 citations53
US11773039B2Oct 3, 2023
Integrated process and Cu/Zn-based catalyst for synthesizing methanol utilizing CO2, generating electricity from hydrocarbon feedstock
INDIAN OIL CORP LTD1 citations53
Showing the top 50 of 123 patents by PatentIndex Score.