Patents by Inventor Ravinder Kumar Malhotra

Ravinder Kumar Malhotra has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Publication number: 20160115398
    Abstract: The present invention relates to a hydrotreating catalyst and more particularly to a catalyst comprising of Group VIB and Group VIII metals impregnated on non-refractory oxide as a catalyst support and process for preparing and its use thereof.
    Type: Application
    Filed: December 5, 2013
    Publication date: April 28, 2016
    Inventors: Muniaswamy RAJESH, Madhusudan SAU, Balam Harish KUMAR, Brijesh KUMAR, Santanam RAJAGOPAL, Ravinder Kumar MALHOTRA, Durlubh Kumar SHARMA, Jayaraj CHRISTOPHER
  • Patent number: 9272933
    Abstract: The present invention provides a bio-augmentation composition for improving the hydrocarbon degradation efficiency of effluent treatment plant for hydrocarbon degradation in wastewater generated from hydrocarbon processing industry and a method thereof. The composition comprises a synergistic combination of selective microorganisms to develop a consortium enabling effective degradation of hydrocarbons present in wastewater and converting thereof into harmless and environment friendly substances. The invention also provides for the said microorganisms and their isolations.
    Type: Grant
    Filed: April 2, 2012
    Date of Patent: March 1, 2016
    Assignee: INDIAN OIL CORPORATION LTD.
    Inventors: Manoj Kumar, Mahendra Pratap Singh, Ashok Kumar Tiwari, Deepak Kumar Tuli, Ravinder Kumar Malhotra, Anand Kumar
  • Publication number: 20160024306
    Abstract: The present invention relates to a hybrid modified bitumen composition containing functionalized polymer, crumb rubber and a dual functional agent. The present invention also relates to a process of preparation of hybrid modified bitumen composition containing functionalized polymer, crumb rubber and a dual functional agent.
    Type: Application
    Filed: July 23, 2015
    Publication date: January 28, 2016
    Inventors: Veena YADAV, Rajender Singh NEGI, Dhanesh KUMAR, Naduhatty Selai RAMAN, Anurag Ateet GUPTA, Biswapriya DAS, Ravinder Kumar MALHOTRA
  • Publication number: 20160017149
    Abstract: The present invention relates to a polymer modified bitumen composition comprising a petroleum vacuum residue, a nitrogen rich polycyclic aromatic hydrocarbon and a functionalized polymer having enhanced softening point, good antistripping effect, enhanced elastic recovery higher performance grade and low temperature creep stiffness effect. The present invention also relates to processes for the preparation of polymer modified bitumen composition.
    Type: Application
    Filed: July 20, 2015
    Publication date: January 21, 2016
    Inventors: Veena YADAV, Dhanesh KUMAR, Naduhatty Selai RAMAN, Anurag Ateet GUPTA, Biswapriya DAS, Ravinder Kumar MALHOTRA,
  • Publication number: 20160009833
    Abstract: The present invention describes a process for controlling particle size of a catalyst composition. The process comprising the steps of contacting an internal donor with an organomagnesium precursor solution to form an intermediate solution and treating the intermediate solution with a transition metal compound to form a catalyst composition, wherein particle size of the catalyst composition is controlled by controlling a contact time of the internal donor with the precursor solution during formation of the intermediate solution.
    Type: Application
    Filed: July 8, 2015
    Publication date: January 14, 2016
    Inventors: Sukhdeep KAUR, Bhasker BANTU, Gurmeet SINGH, Naresh KUMAR, SHASHIKANT, Gurpreet Singh KAPUR, Biswajit BASU, Ravinder Kumar MALHOTRA
  • Publication number: 20150367332
    Abstract: The present invention relates to a catalyst precursor composition comprising a first component having active sites, said first component being at least one of the surface modified clay and/or pore modified zeolite; and a second component being metal species comprising of at least one metal selected from Group VI B and at least one metal selected from VIII B and the second component is in intimate contact with the active sites of the first component. The present invention also provides a process for preparing the catalyst precursor composition. The present invention also relates to a catalyst composition and process of preparation thereof by using the catalyst precursor. More particularly, the present invention provides a catalyst composition suitable for converting hydrocarbon feeds to diesel range product.
    Type: Application
    Filed: February 8, 2014
    Publication date: December 24, 2015
    Applicant: Indian Oil Corporation Limited
    Inventors: Mohan Prabhu KUVETTU, Kanthasamy RAMASUBRAMANIAN, Alex Cheru PULIKOTTIL, Kochappilly Ouseph XAVIER, Mani KARTHIKEYAN, Vinay Kumar CHAUDHURY, Brijesh KUMAR, Santanam RAJAGOPAL, Ravinder Kumar MALHOTRA
  • Publication number: 20150344383
    Abstract: The present invention relates to a process for production of oligomer products from olefinic C4 feed stocks comprising isobutene, butenes, butanes, butadienes and mixture thereof. Particularly, the present invention relates to a process for the preparation of oligomers using olefinic C4 feed stock in presence of tertiary butyl alcohol (TBA) and iso propyl alcohol (IPA).
    Type: Application
    Filed: June 1, 2015
    Publication date: December 3, 2015
    Inventors: Saravanan SUBRAMANI, Reshmi MANNA, Pushkar VARSHNEY, Anju CHOPRA, Debasis BHATTACHARYYA, Brijesh KUMAR, Biswapriya DAS, Ravinder Kumar MALHOTRA
  • Publication number: 20150275084
    Abstract: The present invention relates to a liquid phase additive comprising an alkyl nitrate; a petroleum sulphonates; an aliphatic, aromatic, cyclohexylamines or hetroalkylated lower amines; a hindered phenol based compounds; a phosphate esters and an aliphatic alcohols for use in delayed coking process with decreased coke yield and increased yield of liquid and/or gaseous product and a process for preparing the liquid phase additive. The present invention also relates to a process for thermal cracking of petroleum residue producing petroleum coke and lighter hydrocarbon products by using liquid phase additive.
    Type: Application
    Filed: March 25, 2015
    Publication date: October 1, 2015
    Inventors: Satyen Kumar DAS, Ponoly Ramachandran PRADEEP, Terapalli Hari Venkata Devi PRASAD, Jagdev Kumar DIXIT, Gautam THAPA, Ram Mohan THAKUR, Vinod Kumar SHARMA, Debasis BHATTACHARYYA, Suresh Kumar PURI, Anurag Ateet GUPTA, Brijesh KUMAR, Biswapriya DAS, Ravinder Kumar MALHOTRA
  • Publication number: 20150274857
    Abstract: The present invention provides a liquid 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 0.1-99.8:0.1-99.8:0.1-99.8, and a process for preparing the same. The said process comprises contacting a magnesium source with an organohalide and alcohol in a solvent to form the liquid organomagnesium precursor. The present invention also provides a catalyst system using the organomagnesium precursor and its use thereof for polymerization of olefins. An illustrative example of the claimed process to make the organomagnesium precursor is: At 25° C., magnesium (powder or turnings) is added to organohalide, followed by alcohol in toluene. After heating to 90° C. and keeping there for 6 h the solution became viscous.
    Type: Application
    Filed: September 24, 2013
    Publication date: October 1, 2015
    Applicant: INDIAN OIL CORPORATION LIMITED
    Inventors: Gurmeet Singh, Bhasker Bantu, Sukhdeep Kaur, Naresh Kumar, Gurpreet Singh Kapur, Shashi Kant, Biswajit Basu, Ravinder Kumar Malhotra
  • Publication number: 20150259613
    Abstract: The present invention discloses a process for enhancing quality of a hydrocarbon stream. More particularly, the present invention discloses a process for improvement of the combustion quality of a diesel range stream by dissolving an oxygen source in the feed stream before carrying out the oxidation, thereby enhancing the Cetane number, lubricity and reducing emission of the stream. The present invention also discloses a process for enhancing combustion quality of a hydrocarbon stream by carrying out the process in presence of an organometallic catalyst.
    Type: Application
    Filed: August 30, 2013
    Publication date: September 17, 2015
    Inventors: Mainak Sarkar, Arangarasu Arun, Yamini Gupta, Ganesh Vitthalrao Butley, Madhusudan Sau, Brijesh Kumar, Santanam Rajagopal, Arumugam Sakunthalai Ramadhas, Ravinder Kumar Malhotra
  • Publication number: 20150209766
    Abstract: The current invention provides a hydrotreating catalyst comprising of metals of at least one each from Group VIB, preferably molybdenum and Group VIII, preferably nickel, of the periodic table supported on alumina modified with small amounts of modifying elements well dispersed on the surface so as to retain the physico-chemical characteristics of the support and result in high performance for hydrodesulphurization catalyst, and a commercially viable process for producing such a catalyst. The present invention also discloses a commercially viable method for modifying alumina in the powder form without affecting the porous structure of the support obtained.
    Type: Application
    Filed: August 29, 2013
    Publication date: July 30, 2015
    Inventors: Kochappilly Ouseph Xavier, Alex Cheru Pulikottil, Mohan Prabhu Kuvettu, Brijesh Kumar, Santanam Rajagopal, Ravinder Kumar Malhotra
  • Publication number: 20150203604
    Abstract: The present invention provides a process for preparation of a solid titanium catalyst component for use as pro-catalyst for a Ziegler-Natta catalyst system. The solid titanium catalyst component comprises a combination of 15 to 20 wt % of a magnesium moiety, 1.0 to 6.0 wt % of a titanium moiety and 5.0 to 20 wt % of an internal donor, said solid titanium catalyst component has an average particle size in the range of 1 to 100 ?m, characterized by a three point particle size distribution of D10 in the range of 1 to 10 ?m; D50 in the range of to 25 ?m and D90 in the range of 15 to 50 ?m. The present invention also provides a 15 Ziegler-Natta catalyst system comprising the solid titanium catalyst component and the method of polymerizing and/or copolymerizing olefins by using the Ziegler-Natta catalyst system.
    Type: Application
    Filed: September 24, 2013
    Publication date: July 23, 2015
    Inventors: Gurmeet Singh, Naresh Kumar, Sukhdeep Kaur, Gurpreet Singh Kapur, Shashi Kant, Biswajit Basu, Ravinder Kumar Malhotra, Svein Nenseth, Jarmo Lindroos
  • Publication number: 20150190794
    Abstract: The present invention provides a catalyst composition for use in a catalytic cracking process, said catalyst composition comprises 3.5 to 15.5% of pentasil zeolite, 9 to 40% of ultra-stable Y (USY) or rare earth exchanged USY (REUSY) zeolite, 3.5 to 15% of large pore active matrix based bottom up gradation component and 0.3 to 3% of a metal trap component, the percentage being based on weight of the catalyst composition. The present invention also provides a process for preparing the said catalyst composition and a catalytic cracking process comprising contacting the said catalyst composition with a feedstock.
    Type: Application
    Filed: July 23, 2013
    Publication date: July 9, 2015
    Inventors: Arumugam Velayutham Karthikeyani, Mohan Prabhu Kuvettu, Biswanath Sarkar, Pankaj Kumar Kasliwal, Balaiah Swamy, Ganga Shankar Mishra, Kamlesh Gupta, Santanam Rajagopal, Ravinder Kumar Malhotra, Kumar Brijesh
  • Publication number: 20150191553
    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. The organomagnesium precursor is prepared as follows: At 0° C., magnesium in diethyl ether is reacted with the organohalide. After all magnesium has reacted, the calculated amount of alcohol was added and after the completion of addition, the ether was evaporated and a solid compound obtained.
    Type: Application
    Filed: September 24, 2013
    Publication date: July 9, 2015
    Inventors: Sukhdeep Kaur, Gurmeet Singh, Bhasker Bantu, Naresh Kumar, Gurpreet Singh Kapur, Shashi Kant, Biswajit Basu, Ravinder Kumar Malhotra
  • Publication number: 20150185171
    Abstract: The present invention describes a method and a system (200) for testing and evaluating heat transfer elements at high temperature operations has been described. The system (200) includes various components configured to: introduce a heat transfer fluid (HTF) and a secondary fluid into at least one heat exchanger, measure one or more thermodynamic parameter related to heat transfer between the HTF and the secondary fluid, determine at least one thermo-physical parameter of said HTF based on the measured thermodynamic parameter and finally, grade the HTF based on the determined thermo-physical parameter.
    Type: Application
    Filed: December 30, 2014
    Publication date: July 2, 2015
    Inventors: Vinay Tiwari, Umish Srivastva, Alok Sharma, Anurag Ateet Gupta, Satish Kumar Sarangi, Ravinder Kumar Malhotra
  • Publication number: 20150166903
    Abstract: The present invention relates to an aromatic enriched deasphalted oil extract fraction for preparing bitumen. The present invention also relates to a process for preparing the aromatic enriched deasphalted oil extract fraction for preparing bitumen. The present invention further relates to bitumen and process for preparing the bitumen using the aromatic enriched deasphalted oil extract fraction. The aromatic enriched deasphalted oil extract fraction obtained in accordance with the present invention can be used preparing plurality of grades of bitumen. Also, bitumen obtained in accordance with the present invention contains extremely low concentration of poly cyclic aromatics and more particularly benzo(a)pyrene.
    Type: Application
    Filed: July 12, 2013
    Publication date: June 18, 2015
    Inventors: Naduhatty Selai Raman, Palvannan Mohanasundaram, Irudayaraj Devotta, Kishan Chand Sharma, Vivekanand Kagdiyal, Deepak Saxena, Brijesh Kumar, Anurag Ateet Gupta, Santanam Rajagopal, Ravinder Kumar Malhotra
  • Publication number: 20150158014
    Abstract: The present invention provides an adsorbent for removal of con-carbon and contaminant metals in feed, said adsorbent composition consisting of clay in the range of 30-70 wt. % and silica in the range of 70-30 wt. %, wherein the adsorbent has a pore volume in the range of 0.25-0.45 cc/gm; a pore size in the range of 20 to 2000 ? and a bi-modal pore size distribution characteristics, with a maximum of about 32% of the adsorbent having a pore size in the range of 20-200 ? and a minimum of about 68% of the adsorbent having a pore size in the range of 200-2000 ?. The present invention also provides a process for preparing the said adsorbent.
    Type: Application
    Filed: August 17, 2013
    Publication date: June 11, 2015
    Inventors: Arumugam Velayutham Karthikeyani, Mohan Prabhu Kuvettu, Biswanath Sarkar, Gadari Saidulu, Shiba Prasad Choudhury, Sudhir Kumar Pande, Arvind Mahant, Brijesh Kumar, Santanam Rajagopal, Ravinder Kumar Malhotra, Velusamy Chidambaram
  • Publication number: 20150152199
    Abstract: A catalyst composition for use as precursor for Ziegler-Natta catalyst system, said catalyst composition comprising a combination of magnesium moiety, titanium moiety and an internal donor containing at least one 1,2-phenylenedioate compound of structure (A). Also, the present invention provides a process for preparing the aforesaid catalyst composition. Further, the present invention provides a Ziegler-Natta catalyst system incorporating the aforesaid catalyst composition and a method for polymerizing and/or copolymerizing olefins using the Ziegler-Natta catalyst system.
    Type: Application
    Filed: July 12, 2013
    Publication date: June 4, 2015
    Inventors: Bhasker Bantu, Gurmeet Singh, Sukhdeep Kaur, Naresh Kumar, Gurpreet Singh Kapur, Shashi Kant, Ravinder Kumar Malhotra
  • Publication number: 20150152334
    Abstract: The present invention provides a delayed coking process comprising a step of subjecting a mixed feed comprises residual heavy hydrocarbon feedstock and bio oil obtained from fast pyrolysis of lignocellulosic biomass of one or more of Jatropha, Cashew nut, Karanjia and Neem to a delayed coking process and a system for the delayed coking process.
    Type: Application
    Filed: November 20, 2014
    Publication date: June 4, 2015
    Inventors: Ram Mohan THAKUR, Ajay Kumar ARORA, Terapalli Hari Venkata DEVI PRASAD, Pradeep Ponoly RAMACHANDRAN, Jagdev Kumar DIXIT, Rajesh, Debasis BHATTACHARYYA, Suresh Kumar PURI, Brijesh KUMAR, Santanam RAJAGOPAL, Ravinder Kumar MALHOTRA
  • Patent number: 9034633
    Abstract: Disclosed herein is a method for biopile-based bioremediation of hydrocarbon waste with high aromatic content. The method comprises of isolating specific microorganisms and preparing microbial blend, preparing biopile, adding the microbial blend into the biopile, providing nutrient, aeration and watering of biopile.
    Type: Grant
    Filed: February 24, 2010
    Date of Patent: May 19, 2015
    Assignee: INDIAN OIL CORPORATION LIMITED
    Inventors: Manoj Kumar, Mahendra Pratap Singh, Harinder Kaur Dua, Vivekanand Kagdiyal, Amarjeet Singh Sarpal, Vijay Kumar Chhatwal, Ravinder Kumar Malhotra, Anand Kumar