Patents by Inventor Salvador Quitaleg

Salvador Quitaleg 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).

  • Two-stage centrifugal compressor with extended range and capacity control features
    Patent number: 9382911
    Abstract: One exemplary embodiment of this disclosure relates to a centrifugal refrigerant compressor system. The system includes a condenser, an evaporator, and an economizer between the condenser and the evaporator. The system further includes a centrifugal compressor having a first impeller and a second impeller downstream of the first impeller. The compressor includes at least one port. Fluid from a recirculation flow path and an economizer flow path is introduced into a main flow path of the compressor by way of the at least one port.
    Type: Grant
    Filed: September 8, 2014
    Date of Patent: July 5, 2016
    Assignee: DANFOSS A/S
    Inventors: Lin Sun, Salvador Quitaleg, Joost Brasz
  • TWO-STAGE CENTRIFUGAL COMPRESSOR WITH EXTENDED RANGE AND CAPACITY CONTROL FEATURES
    Publication number: 20150128640
    Abstract: One exemplary embodiment of this disclosure relates to a centrifugal refrigerant compressor system. The system includes a condenser, an evaporator, and an economizer between the condenser and the evaporator. The system further includes a centrifugal compressor having a first impeller and a second impeller downstream of the first impeller. The compressor includes at least one port. Fluid from a recirculation flow path and an economizer flow path is introduced into a main flow path of the compressor by way of the at least one port.
    Type: Application
    Filed: September 8, 2014
    Publication date: May 14, 2015
    Inventors: Lin Sun, Salvador Quitaleg, Joost Brasz