Patents by Inventor Saku ERONEN

Saku ERONEN 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).

  • Patent number: 10780375
    Abstract: A liquid filtration apparatus includes a series of upright filter plates forming a filter plate pack. Filtering spaces are formed in the filter plate pack. The liquid filtration apparatus includes at least one filtering space and a filter chamber that is at least partly limited laterally by a filter media. The at least one filtering space has an elongated bottom discharge opening at a level below the filter chamber. The elongated bottom discharge opening is provided with a first openable and closable hatch arrangement and with a second openable and closable hatch arrangement extending across the elongated bottom discharge opening.
    Type: Grant
    Filed: February 18, 2020
    Date of Patent: September 22, 2020
    Assignee: OUTOTEC (FINLAND) OY
    Inventors: Bernd Böhnke, Kari Vänttinen, Saku Eronen
  • Patent number: 10773189
    Abstract: A liquid filtration apparatus includes a series of upright filter plates forming a filter plate pack. Filtering spaces are formed in the filter plate pack. The liquid filtration apparatus includes at least one filtering space and a filter chamber that is at least partly limited laterally by a filter media. The filtering spaces have an elongate bottom discharge opening limited by two first opposite side walls and provided with a first inflatable and deflatable hose seal extending across the elongate bottom discharge opening and configured to selectively open and close the elongate bottom discharge opening at the first inflatable and deflatable hose seal. The first inflatable and deflatable hose seal are in the elongate bottom discharge opening fastened at one of the first opposite side walls of the elongate bottom discharge opening.
    Type: Grant
    Filed: February 18, 2020
    Date of Patent: September 15, 2020
    Assignee: OUTOTEC (FINLAND) OY
    Inventors: Bernd Böhnke, Kari Vänttinen, Saku Eronen
  • Publication number: 20200188818
    Abstract: A liquid filtration apparatus includes a series of upright filter plates forming a filter plate pack. Filtering spaces are formed in the filter plate pack. The liquid filtration apparatus includes at least one filtering space and a filter chamber that is at least partly limited laterally by a filter media. The filtering spaces have an elongate bottom discharge opening limited by two first opposite side walls and provided with a first inflatable and deflatable hose seal extending across the elongate bottom discharge opening and configured to selectively open and close the elongate bottom discharge opening at the first inflatable and deflatable hose seal. The first inflatable and deflatable hose seal are in the elongate bottom discharge opening fastened at one of the first opposite side walls of the elongate bottom discharge opening.
    Type: Application
    Filed: February 18, 2020
    Publication date: June 18, 2020
    Inventors: Bernd Böhnke, Kari Vänttinen, Saku Eronen
  • Publication number: 20200179831
    Abstract: A liquid filtration apparatus includes a series of upright filter plates forming a filter plate pack. Filtering spaces are formed in the filter plate pack. The liquid filtration apparatus includes at least one filtering space and a filter chamber that is at least partly limited laterally by a filter media. The at least one filtering space has an elongated bottom discharge opening at a level below the filter chamber. The elongated bottom discharge opening is provided with a first openable and closable hatch arrangement and with a second openable and closable hatch arrangement extending across the elongated bottom discharge opening.
    Type: Application
    Filed: February 18, 2020
    Publication date: June 11, 2020
    Inventors: Bernd BÖHNKE, Kari VÄNTTINEN, Saku ERONEN