Patents by Inventor Stephen Spletzer

Stephen Spletzer 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).

  • REFRIGERANT COMPOSITIONS FOR REFRIGERANT COMPRESSOR SYSTEMS
    Publication number: 20230374361
    Abstract: Disclosed is a composition comprising difluoromethane (R-32), 2,3,3,3-tetrafluoropropene (R-1234yf), and isobutane (R-600a). A refrigeration system, including a hermetic compressor and a refrigerant composition. The refrigerant composition includes difluoromethane (R-32), 2,3,3,3-tetrafluoropropene (R-1234yf), and isobutane (R-600a).
    Type: Application
    Filed: October 7, 2021
    Publication date: November 23, 2023
    Applicant: THE CHEMOURS COMPANY FC, LLC
    Inventors: STEPHEN SPLETZER, BARBARA HAVILAND MINOR
  • REFRIGERANT COMPOSITIONS FOR REFRIGERANT COMPRESSOR SYSTEMS
    Publication number: 20230375232
    Abstract: A vapor compression refrigeration system, including a reciprocating, scroll, or rotary compressor and a refrigerant composition. The refrigerant composition comprises difluoromethane (R-32), 2,3,3,3-tetrafluoropropene (R-1234yf), and propane (R-290).
    Type: Application
    Filed: October 7, 2021
    Publication date: November 23, 2023
    Applicant: THE CHEMOURS COMPANY FC, LLC
    Inventors: STEPHEN SPLETZER, BARBARA HAVILAND MINOR
  • REFRIGERANT COMPOSITIONS FOR REFRIGERANT COMPRESSOR SYSTEMS
    Publication number: 20220235254
    Abstract: A refrigeration system, including a low back pressure (LBP) hermetic reciprocating compressor and a refrigerant composition. The refrigerant composition includes difluoromethane (R-32), and 2,3,3,3-tetrafluoropropene (R-1234yf).
    Type: Application
    Filed: May 15, 2020
    Publication date: July 28, 2022
    Applicant: THE CHEMOURS COMPANY FC, LLC
    Inventors: STEPHEN SPLETZER, BARBARA HAVILAND MINOR
  • HEAT TRANSFER COMPOSITIONS OF HYDROFLUOROCARBONS AND A HYDROFLUOROOLEFIN
    Publication number: 20130096218
    Abstract: The present invention relates to heat transfer compositions comprising 2,3,3,3-tetrafluoropropene, difluoromethane, pentafluoroethane, and 1,1,1,2-tetrafluoroethane for use in refrigeration, air-conditioning, heat pump systems, and other heat transfer applications. The inventive heat transfer compositions can possess reduced global warming potential while providing good capacity and performance.
    Type: Application
    Filed: June 20, 2011
    Publication date: April 18, 2013
    Applicant: Arkema Inc.
    Inventors: Wissam Rached, Brett L. Van Horn, Stephen Spletzer