Patents by Inventor Kamalakar GUNDA

Kamalakar GUNDA 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).

  • Lead-free gasoline blend
    Patent number: 11591532
    Abstract: An unleaded gasoline composition comprises, based on the total volume of the unleaded gasoline composition, 50 to 96 vol. % of an unleaded gasoline; 2 to 20 vol. % of a mixed butanol; and 2 to 30 vol. % of a distillate oil fraction comprising a paraffin, an olefin, a naphthene, and an aromatic at an initial boiling point cut of 180° C., wherein the unleaded gasoline, the mixed butanol, and the distillate oil fraction are selected to provide the unleaded gasoline composition with a Research Octane Number of 90 to 101, determined in accordance with ASTM D 2699; and a Motor Octane Number of 81.4 to 90, determined in accordance with ASTM D 2700.
    Type: Grant
    Filed: March 27, 2020
    Date of Patent: February 28, 2023
    Assignee: SABIC GLOBAL TECHNOLOGIES B.V.
    Inventors: Guillermo Leal, Vinodkumar Vasudevan, Somak Paul, Kamalakar Gunda
  • LEAD-FREE GASOLINE BLEND
    Publication number: 20220162511
    Abstract: An unleaded gasoline composition comprises, based on the total volume of the unleaded gasoline composition, 50 to 96 vol. % of an unleaded gasoline; 2 to 20 vol. % of a mixed butanol; and 2 to 30 vol. % of a distillate oil fraction comprising a paraffin, an olefin, a naphthene, and an aromatic at an initial boiling point cut of 180° C., wherein the unleaded gasoline, the mixed butanol, and the distillate oil fraction are selected to provide the unleaded gasoline composition with a Research Octane Number of 90 to 101, determined in accordance with ASTM D 2699; and a Motor Octane Number of 81.4 to 90, determined in accordance with ASTM D 2700.
    Type: Application
    Filed: March 27, 2020
    Publication date: May 26, 2022
    Inventors: Guillermo Leal, Vinodkumar Vasudevan, Somak Paul, Kamalakar Gunda
  • Alcohol and ether fuel additives for lead-free gasoline
    Patent number: 11332684
    Abstract: An octane-enhancing additive includes a mixed butanol composition, sec-butyl ether, methanol, methyl tert-butyl ether, and a C4-dimer, the mixed butanol composition comprising sec-butanol and tert-butanol, and the C4-dimer comprising di-isobutylene, 2,2,4 trimethylpentane, 2,3,3 trimethylpentane, or a combination comprising at least one of the foregoing.
    Type: Grant
    Filed: February 24, 2018
    Date of Patent: May 17, 2022
    Assignees: SABIC GLOBAL TECHNOLOGIES B.V., SAUDI ARABIAN OIL COMPANY
    Inventors: Guillermo Leal, Kareemuddin M. Shaik, Mohammed Bismillah Ansari, Hassan Babiker, Somak Paul, Kamalakar Gunda
  • ALCOHOL AND ETHER FUEL ADDITIVES FOR LEAD-FREE GASOLINE
    Publication number: 20210139803
    Abstract: An octane-enhancing additive includes a mixed butanol composition, sec-butyl ether, methanol, methyl tert-butyl ether, and a C4-dimer, the mixed butanol composition comprising sec-butanol and tert-butanol, and the C4-dimer comprising di-isobutylene, 2,2,4 trimethylpentane, 2,3,3 trimethylpentane, or a combination comprising at least one of the foregoing.
    Type: Application
    Filed: February 24, 2018
    Publication date: May 13, 2021
    Inventors: Guillermo LEAL, Kareemuddin M. SHAIK, Mohammed Bismillah ANSARI, Hassan BABIKER, Somak PAUL, Kamalakar GUNDA