Patents by Inventor Alfred Semrau

Alfred Semrau 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).

  • Publication number: 20240077235
    Abstract: A refrigeration plant (100) for cooling a target fluid to a target temperature between ?80° C. and +30° C. by means of ambient air, having a compressor refrigerant system (105) having a compressor (125) and a target heat exchanger (120) for cooling the target fluid; a natural circulation refrigerant system (140) having an ambient air condenser (145) and a control valve (165), and an intermediate heat exchanger (120) which couples the natural circulation refrigerant system (140) to the compressor refrigerant system (105).
    Type: Application
    Filed: September 1, 2023
    Publication date: March 7, 2024
    Applicant: LAUDA DR. R. WOBSER GMBH & CO. KG
    Inventor: Alfred Semrau