Patents by Inventor Håkan Holmberg

Håkan Holmberg 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).

  • System and process for gasifying biomass
    Patent number: 9249368
    Abstract: Disclosed area process and a system for gasifying biomass to obtain a combustible gas for combustion in an engine. Further, a method and a purification system for removing tar components from a combustible gas having a temperature above its dew-point are disclosed.
    Type: Grant
    Filed: November 8, 2010
    Date of Patent: February 2, 2016
    Assignee: Meva Innovation AB
    Inventors: Christian Hulteberg, Håkan Holmberg, Torbjörn Wahlberg, Harry Johansson
  • SYSTEM AND PROCESS FOR GASIFYING BIOMASS
    Publication number: 20120304540
    Abstract: Disclosed area process and a system for gasifying biomass to obtain a combustible gas for combustion in an engine. Further, a method and a purification system for removing tar components from a combustible gas having a temperature above its dew-point are disclosed.
    Type: Application
    Filed: November 8, 2010
    Publication date: December 6, 2012
    Applicant: MEVA INNOVATION AB
    Inventors: Christian Hulteberg, Håkan Holmberg, Torbjörn Wahlberg, Harry Johansson
  • Precipitation Hardenable Martensitic Stainless Steel
    Publication number: 20080210344
    Abstract: A precipitation hardenable stainless chromium nickel steel is disclosed having the following composition in weight %: C max 0.07 Si max 1.5 Mn 0.2-5?? S 0.01-0.4? Cr 10-15 Ni ?7-14 Mo 1-6 Cu 1-3 Ti 0.3-2.5 Al 0.2-1.5 N max 0.1 balance Fe and normally occurring impurities.
    Type: Application
    Filed: December 22, 2005
    Publication date: September 4, 2008
    Applicant: SANDVIK INTELLECTUAL PROPERTY AB
    Inventor: Håkan Holmberg