Patents Assigned to ECO D'GAS AS
  • Refrigerant gas composition
    Patent number: 9200189
    Abstract: Present invention relates to a refrigerant composition comprising tetrafluorethane, difluoromethane and pentafluoroethane for use in heating and cooling applications, especially for inverter air-conditioners/heat pumps.
    Type: Grant
    Filed: May 8, 2013
    Date of Patent: December 1, 2015
    Assignee: ECO D'GAS AS
    Inventor: Charles P. McKenna