Patents by Inventor Richard Herman Alsenz

Richard Herman Alsenz 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).

  • Refrigeration cycle
    Patent number: 6857287
    Abstract: A refrigeration process comprising: compressing low pressure vapor refrigerant to a higher temperature and pressure vapor, compressing low pressure vapor refrigerant to a higher temperature and pressure vapor, condensing the higher pressure vapor refrigerant into a liquid refrigerant at the higher pressure, thermally isolating the higher pressure liquid, cooling the thermally isolated liquid refrigerant while remaining thermally isolated and then allowing thermal contact of the remaining low temperature and pressure liquid and a cooled substance causing the low temperature and pressure liquid to further reversibly boil to a vapor at the low pressure.
    Type: Grant
    Filed: September 15, 2000
    Date of Patent: February 22, 2005
    Assignee: Altech Controls Corporation
    Inventor: Richard Herman Alsenz