Patents by Inventor Deepak Monteiro

Deepak Monteiro 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).

  • High temperature hydrate inhibitors and methods of use
    Patent number: 10934470
    Abstract: Compositions and methods of using of such compositions to, for example, inhibit of the formation of gas hydrate agglomerates are provided. In one embodiment, the methods comprise: introducing a low-dosage hydrate inhibitor additive into a fluid, wherein the low-dosage hydrate inhibitor additive comprises a quaternary or tertiary ammonium cation moiety, a lipophilic tail, and a sulfonate anion moiety; and exposing the low-dosage hydrate inhibitor additive to a temperature above about 200° F.
    Type: Grant
    Filed: December 18, 2015
    Date of Patent: March 2, 2021
    Assignee: Multi-Chem Group, LLC
    Inventors: Qiang Lan, Deepak Monteiro, Mark Paul Ceglio, II, Erick J. Acosta, Pushkala Krishnamurthy
  • HIGH TEMPERATURE HYDRATE INHIBITORS AND METHODS OF USE
    Publication number: 20200040249
    Abstract: Compositions and methods of using of such compositions to, for example, inhibit of the formation of gas hydrate agglomerates are provided. In one embodiment, the methods comprise: introducing a low-dosage hydrate inhibitor additive into a fluid, wherein the low-dosage hydrate inhibitor additive comprises a quaternary or tertiary ammonium cation moiety, a lipophilic tail, and a sulfonate anion moiety; and exposing the low-dosage hydrate inhibitor additive to a temperature above about 200° F.
    Type: Application
    Filed: December 18, 2015
    Publication date: February 6, 2020
    Inventors: Qiang Lan, Deepak Monteiro, Mark Paul Ceglio, II, Erick J. Acosta, Pushkala Krishnamurthy