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).

  • METHOD FOR BIO-OXIDATIVE DESULFURIZATION OF LIQUID HYDROCARBON FUELS AND PRODUCT THEREOF
    Publication number: 20090217571
    Abstract: Disclosed herein is a method for producing ultra-low-sulfur content hydrocarbon fuel and product thereof. The method comprises selective biocatalytic oxidation of sulfur containing compounds present in the fuels employing enzyme lipase as biocatalyst in presence of controlled and incremental amount of hydrogen peroxide and carboxylic acid without using water or any co-factor for the reactivity of said enzymes.
    Type: Application
    Filed: October 28, 2005
    Publication date: September 3, 2009
    Applicant: Indian Oil Corporation Limited
    Inventors: Mahendra Pratap Singh, Manoj Kumar, Wadhava Ram Kalsi, Alex Cheru Pulikottil, Rakesh Sarin, Deepak Kumar Tuli, Ravinder Kumar Malhotra, Ram Prakash Verma, Brij Mohan Bansal
  • NOVEL SYNTHETIC FUEL AND METHOD OF PREPARATION THEREOF
    Publication number: 20090038211
    Abstract: Disclosed is a novel synthetic fuel as alternative to diesel, wherein said synthetic fuel comprises branched esters and wherein the fuel having improved fuel properties such as zero aromatic, zero olefin, zero sulphur, low pour, high cetane diesel fuel with improved lubricity and oxidative stability. Further, the present invention provides a method of preparation of said esters.
    Type: Application
    Filed: February 4, 2008
    Publication date: February 12, 2009
    Applicant: Indian Oil Corporation Limited
    Inventors: Rakesh Sarin, Ravindra Kumar, Suresh Kumar Puri, Anurag Ateet Gupta, Ravinder Kumar Malhotra, Satish Makhija
  • Composition of an Agricultural Spray Oil
    Publication number: 20080194704
    Abstract: The invention relates to an agricultural spray oil composition comprising paraffinic base oil and emulsifiers for controlling pests and diseases in tea gardens, various plantations, fruit orchards etc. The said composition is based on C16-C18 alcohol poly glycol ether along with other emulsifiers.
    Type: Application
    Filed: November 29, 2005
    Publication date: August 14, 2008
    Inventors: Pankaj Bhatnagar, Naveen Kumar Pokhriyal, Natarajan Sivasurian, Ashok Kumar Tiwari, Vijay Prabhakar Deshmukh, Jayaprakash Chellappan Kandisseril, Babu Ram Tyagi, Ravinder Kumar Malhotra, Ram Prakash Verma, Niranjan Reghunath Raje
  • Catalytic converter
    Patent number: 6193935
    Abstract: A catalytic converter for treating pollutants contained in exhaust gas from an internal combustion engine, includes a chamber having an inlet disposed at a first end of the chamber for introduction of the exhaust gas and an outlet disposed at a second end of the chamber opposite the first end for discharge of the exhaust gas from the chamber after treatment; a front plate provided at the inlet of the chamber and having defined therein a plurality of openings; first, inner, and second, outer, fixed cones positioned within the chamber, disposed in a spaced apart and parallel relationship to one another, and having a plurality of spaced apart holes defined therein, wherein the plurality of holes defined in the first fixed cone are disposed in a staggered relationship to the plurality of holes of the second fixed cone, and wherein the first fixed cone defines with the front plate a first zone within the chamber; a catalyst bed which is disposed in the space defined between the first and second fixed cones, throug
    Type: Grant
    Filed: August 13, 1998
    Date of Patent: February 27, 2001
    Inventors: Muthan Subramanian, Pradeep Patanwal, Ravinder Kumar Malhotra, Niranjan Raghunath Raje