Patents by Inventor Risto Talja

Risto Talja 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 Treating A Fibrous Web Downstream Of Slitting
    Publication number: 20080289784
    Abstract: The invention relates to a method for treating a fibrous web downstream of slitting. In the method, the finishing of a fibrous web for providing desired properties is performed by using one or more finishing units, at least one of which comprises a web processing apparatus provided with a metal belt.
    Type: Application
    Filed: May 31, 2005
    Publication date: November 27, 2008
    Applicant: METSO PAPER, INC.
    Inventors: Reijo Pietikainen, Eero Suomi, Pekka Taskinen, Mika Viljanmaa, Henri Vaittinen, Risto Talja, Vilho Nissinen, Jorma Laapotti, Jari Ilomaki, Maria Lepola, Juha Lipponen
  • Method and device changing the vapor pressure inside the paper web in calendering
    Patent number: 6779440
    Abstract: In the method for calendering a paper or paperboard web, the properties of a paper or paperboard web (W) are modified by changing the vapour pressure inside a moist paper or paperboard web. The device for calendering a paper or paperboard web comprises means for changing the vapour pressure inside the moist paper or paperboard web (W).
    Type: Grant
    Filed: October 29, 2002
    Date of Patent: August 24, 2004
    Assignee: Metso Paper, Inc.
    Inventors: Koivukunnas Pekka, Hannamari Härkönen, Risto Talja
  • Method and device changing the vapour pressure inside the paper web in calendering
    Publication number: 20030110959
    Abstract: In the method for calendering a paper or paperboard web, the properties of a paper or paperboard web (W) are modified by changing the vapour pressure inside a moist paper or paperboard web. The device for calendering a paper or paperboard web comprises means for changing the vapour pressure inside the moist paper or paperboard web (W).
    Type: Application
    Filed: October 29, 2002
    Publication date: June 19, 2003
    Inventors: Koivukunnas Pekka, Hannamari Harkonen, Risto Talja