Patents by Inventor Lauri Mäenpää

Lauri Mäenpää 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).

  • MIXING ARRANGEMENT, MIXER SETTLER UNIT AND USE
    Publication number: 20230201778
    Abstract: A mixing arrangement for mixing two solutions, a mixer settler unit and a use. The mixing arrangement includes a mixing device arranged in the mixing space for rotating therein, the mixing device comprising at least two helical bars supported around a shaft and rising upwards from the bottom section of the mixing space. The helical bars are fixed to the shaft with support spokes. The ratio of the diameter (D) of the mixing device to the average diameter (T) of the mixing space, that is D/T, is 0.47 at most.
    Type: Application
    Filed: April 20, 2020
    Publication date: June 29, 2023
    Applicant: Metso Outotec Finland Oy
    Inventors: Henri Fredriksson, Antti Mäkelä, Marko Latva-Kokko, Jiliang Xia, Lauri Mäenpää, Teemu Ritasalo