Patents by Inventor Göran Sundström

Göran Sundström 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 and construction for ventilation of hydrogen gas
    Patent number: 6841288
    Abstract: The invention relates to a construction for ventilation of hydrogen gas comprising at least a first metallic layer (1), sensitive to hydrogen embrittlement, a second (2) metallic layer, and a mesh (4), wherein the first layer (1) is joined to the second layer (2), and said mesh (4), forming venting channels (5) through which channels (5) hydrogen can be vented, is joined to, and in between, said first (1) and second (2) metallic layers. The invention further concerns a method for production thereof.
    Type: Grant
    Filed: December 21, 2000
    Date of Patent: January 11, 2005
    Assignee: Akzo Nobel N.V.
    Inventors: Bo Håkansson, Eduardo Fontes, Magnus Davidsson, Hans-Göran Sundström, Lars Blomgren, Arne Carlsson
  • Chemical method
    Patent number: 6322690
    Abstract: The invention relates to a process for production of an alkaline hydrogen peroxide solution and an acidified alkali metal salt solution containing chlorate in an electrochemical cell including an anode compartment provided with an anode and a cathode compartment provided with an oxygen reducing cathode. In the cathode compartment an aqueous alkali metal hydroxide and hydrogen peroxide is formed, wherein the molar ratio MOH:H2O2 for the net production thereof is maintained from about 0.1:1 to about 2:1. Also a process for simultaneous production of chlorine dioxide is disclosed.
    Type: Grant
    Filed: November 20, 2000
    Date of Patent: November 27, 2001
    Assignee: Akzo Nobel N.V.
    Inventors: Roy Hammer-Olsen, John Sokol, Göran Sundström, Johan Sundqvist