Patents by Inventor Hannu Lamberg

Hannu Lamberg 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).

  • Method for the production of low ash activated charcoal
    Patent number: 10947122
    Abstract: The present invention discloses a method for the production of low ash activated charcoal from a carbon-containing raw material such as peat, in which method a damp mass of raw material is subjected to a hydrothermal carbonization process, in which the mass is heated to a temperature of 150 to 350 C and the process pressure increased to 10 to 40 bar, and the carbonized material obtained from the hydrothermal carbonization process is activated by heating it to a temperature above 400° C. The present invention further relates to the use of carbonized material obtained from the hydrothermal carbonization process for the production of activated charcoal.
    Type: Grant
    Filed: January 9, 2017
    Date of Patent: March 16, 2021
    Assignee: Vapo Oy
    Inventors: Mika Timonen, Hannu Lamberg
  • Method for the production of low ash activated charcoal
    Publication number: 20200270136
    Abstract: The present invention discloses a method for the production of low ash activated charcoal from a carbon-containing raw material such as peat, in which method a damp mass of raw material is subjected to a hydrothermal carbonization process, in which the mass is heated to a temperature of 150 to 350 C and the process pressure increased to 10 to 40 bar, and the carbonized material obtained from the hydrothermal carbonization process is activated by heating it to a temperature above 400° C. The present invention further relates to the use of carbonized material obtained from the hydrothermal carbonization process for the production of activated charcoal.
    Type: Application
    Filed: January 9, 2017
    Publication date: August 27, 2020
    Inventors: Mika Timonen, Hannu Lamberg