Patents by Inventor Mangala RAMKUMAR

Mangala RAMKUMAR 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).

  • Antifoulant formulation comprising an alkylbenzene sulfonate salt and polyisosuccininic anhydride combination and applications thereof
    Patent number: 11993753
    Abstract: The present disclosure relates to an antifoulant formulation comprising: (a) at least one ammonium salt of linear alkyl benzene sulphonic acid; (b) at least one aromatic hydrocarbon; (c) at least one diluent; (d) polyisobutylene succinic anhydride; and (e) at least one alkyl amine. It also relates to the process of preparation of the said antifoulant formulation. The instant disclosure further relates to the method of inhibiting fouling tendency in the heat exchangers of crude oil, crude blends, short residue, involving the said antifoulant formulation.
    Type: Grant
    Filed: March 31, 2020
    Date of Patent: May 28, 2024
    Assignee: Hindustan Petroleum Corporation Limited
    Inventors: Doni Eswararao, Kanala Raghava Krishna, Madala Sairamu, Mangala Ramkumar, Bojja Ramachandrarao, Nettam Venkateswarlu Choudary, Gandham Sriganesh
  • ANTIFOULANT FORMULATION AND APPLICATIONS THEREOF
    Publication number: 20220228076
    Abstract: The present disclosure relates to an antifoulant formulation comprising: (a) at least one ammonium salt of linear alkyl benzene sulphonic acid; (b) at least one aromatic hydrocarbon; (c) at least one diluent; (d) polyisobutylene succinic anhydride; and (e) at least one alkyl amine. It also relates to the process of preparation of the said antifoulant formulation. The instant disclosure further relates to the method of inhibiting fouling tendency in the heat exchangers of crude oil, crude blends, short residue, involving the said antifoulant formulation.
    Type: Application
    Filed: March 31, 2020
    Publication date: July 21, 2022
    Inventors: Doni ESWARARAO, Kanala RAGHAVA KRISHNA, Madala SAIRAMU, Mangala RAMKUMAR, Bojja RAMACHANDRARAO, Nettam VENKATESWARLU CHOUDARY, Gandham SRIGANESH