Patents by Inventor Anu Lokkiluoto

Anu Lokkiluoto 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 CONCENTRATING DILUTE SULFURIC ACID AND AN APPARATUS FOR CONCENTRATING DILUTE SULFURIC ACID
    Publication number: 20120067740
    Abstract: A method for concentrating dilute sulfuric acid involves feeding dilute sulfuric acid through at least two electrolytic cells depolarized by sulfur dioxide, and through a cation conductive membrane separating the cathode and anode sides in the electrolytic cell. Also provided is an apparatus for concentrating sulfuric acid, wherein at least a first electrolytic cell is in fluid communication with a second electrolytic cell, and wherein a cation conductive membrane separates the cathode and anode sides in the electrolytic cells.
    Type: Application
    Filed: May 25, 2010
    Publication date: March 22, 2012
    Applicant: Outotec OYJ
    Inventors: Michael Gasik, Anu Lokkiluoto, Heljä Peltola, Pekka Taskinen