Patents by Inventor Larnesia Caulfield

Larnesia Caulfield 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).

  • Anti-fouling compositions for use in crude oil production and processing
    Patent number: 11866665
    Abstract: An anti-fouling composition has been developed that provides an advantageous reduction in the fouling of a structural part in a petroleum-refining system including reducing coking reactions and inhibiting deposition of solids in equipment and lines used for crude oil production and processing. The anti-fouling compositions contain a resin comprising an alkyl phenol-aldehyde resin, a polyolefin comprising a polyalkylene ester, polyolefin amide alkeneamine, polyethylene polyamine, polyalkyleneimine, or a combination thereof; and optionally, a polyalkylene imide, an amine-substituted polyalkylene imide, or a combination thereof; and optionally, N,N?-disalicylidene-1,2-propanediamine.
    Type: Grant
    Filed: December 28, 2021
    Date of Patent: January 9, 2024
    Assignee: Ecolab USA Inc.
    Inventors: Omer Gul, Abuzar Syed, Larnesia Caulfield, Juan M. Garcia, III, Janelle Leigh Pennington
  • ANTI-FOULING COMPOSITIONS FOR USE IN CRUDE OIL PRODUCTION AND PROCESSING
    Publication number: 20220204878
    Abstract: An anti-fouling composition has been developed that provides an advantageous reduction in the fouling of a structural part in a petroleum-refining system including reducing coking reactions and inhibiting deposition of solids in equipment and lines used for crude oil production and processing. The anti-fouling compositions contain a resin comprising an alkyl phenol-aldehyde resin, a polyolefin comprising a polyalkylene ester, polyolefin amide alkeneamine, polyethylene polyamine, polyalkyleneimine, or a combination thereof; and optionally, a polyalkylene imide, an amine-substituted polyalkylene imide, or a combination thereof; and optionally, N,N?-disalicylidene-1,2-propanediamine.
    Type: Application
    Filed: December 28, 2021
    Publication date: June 30, 2022
    Inventors: Omer Gul, Abuzar Syed, Larnesia Caulfield, Juan M. Garcia, III, Janelle Leigh Pennington