Patents Assigned to Spokane Stainless Technologies, Inc.
  • Oval-shaped metal tank systems
    Patent number: 11859160
    Abstract: A tank includes a cone-shaped wall formed of steel and attached between a first dome-shaped surface formed of steel and a second dome-shaped surface formed of steel. The cone-shaped wall attached between the first dome-shaped surface and the second dome-shaped surface defines an oval-shape void of angled corners on the inside surface of tank such that, when a product contained in the tank is displaced, the product is displaced in a torus shaped vortex between the first dome-shaped surface and the second dome-shaped surface.
    Type: Grant
    Filed: December 18, 2019
    Date of Patent: January 2, 2024
    Assignee: Spokane Stainless Technologies, Inc.
    Inventor: Nathan Scott Batson
  • Self-cleaning tank
    Patent number: 11299342
    Abstract: A tank, such as a fermentation tank, includes a scraper blade assembly slideably coupled to a bottom surface of the tank. The scraper blade assembly includes a blade arranged to displace solids deposited on the bottom surface of the tank out through an aperture arranged flush with the bottom surface of the tank.
    Type: Grant
    Filed: July 1, 2019
    Date of Patent: April 12, 2022
    Assignee: Spokane Stainless Technologies, Inc.
    Inventors: Nathan Hayes Owen, Nathan Scott Batson, Thomas Raymond Rodgers