Patents by Inventor Göran BÄCKMAN

Göran BÄCKMAN 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 REMOVING DISSOLVED ORGANIC COMPOUNDS FROM WASTEWATER
    Publication number: 20220234923
    Abstract: A method for removing biologically recalcitrant soluble organic compounds from wastewater simultaneously in an activated sludge process comprising an aeration tank and a solid-liquid separation unit, in which method at least one Al and/or Fe based inorganic metal coagulant is added to the wastewater in the activated sludge process and/or prior to conveying wastewater to an activated sludge process.
    Type: Application
    Filed: June 10, 2020
    Publication date: July 28, 2022
    Inventors: Göran BÄCKMAN, Sakari HALTTUNEN, Pascal MORIN, Marina SHESTAKOVA