Patents by Inventor Stephen L. Goldhahn

Stephen L. Goldhahn 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).

  • Heating and cooling foods at high pressure in a continuous sterilization system
    Patent number: 4660468
    Abstract: Apparatus and method for continuously heating and cooling particulate food material are disclosed wherein a pressurized steam treatment chamber is directly coupled to a pressurized cooler in which hot particulate food material discharged from the treatment chamber is cooled by direct contact with a coolant fluid.
    Type: Grant
    Filed: May 7, 1985
    Date of Patent: April 28, 1987
    Assignee: Campbell Soup Company
    Inventor: Stephen L. Goldhahn
  • Continuous food sterilization system with hydrostatic sealed treatment chamber
    Patent number: 4604948
    Abstract: Apparatus and method for continuously cooking and sterilizing particulate food material are disclosed wherein the outlet of a pressurized steam treatment chamber is sealed by hydrostatic sealing means in which sterilized, particulate food material is simultaneously cooled and depressurized as it is removed from the treatment chamber.
    Type: Grant
    Filed: July 22, 1985
    Date of Patent: August 12, 1986
    Assignee: Campbell Soup Company
    Inventor: Stephen L. Goldhahn
  • Continuous food sterilization system with hydrostatic sealed treatment chamber
    Patent number: 4547383
    Abstract: Apparatus and method for continuously cooking and sterilizing particulate food material are disclosed wherein the outlet of a pressurized steam treatment chamber is sealed by hydrostatic sealing means in which sterilized, particulate food material is simultaneously cooled and depressurized as it is removed from the treatment chamber.
    Type: Grant
    Filed: June 7, 1983
    Date of Patent: October 15, 1985
    Assignee: Campbell Soup Company
    Inventor: Stephen L. Goldhahn
  • Heating and cooling foods at high pressure in a continuous sterilization system
    Patent number: 4543263
    Abstract: Apparatus and method for continuously heating and cooling particulate food material are disclosed wherein a pressurized steam treatment chamber is directly coupled to a pressurized cooler in which hot particulate food material discharged from the treatment chamber is cooled by direct contact with a coolant fluid.
    Type: Grant
    Filed: June 7, 1983
    Date of Patent: September 24, 1985
    Assignee: Campbell Soup Company
    Inventor: Stephen L. Goldhahn