Patents by Inventor Ville Vuorijärvi

Ville Vuorijärvi 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 device for moisturization of a paper or board web in calendering
    Patent number: 6758135
    Abstract: A paper or board web (W) is calendered in at least one calendering nip (N1-N8), and the web (W) is moisturized before calendering. The web (W) is moisturized by means of liquid moisturization (20; 21) very close before at least one calendering nip (N1, N5). A calender for calendering a paper or board web has at least one liquid moisturizing calendering nip (N1-N8) and at least one device (20; 21) for moisturizing the web (W) is placed very close before at least one calendering nip (N1; N5).
    Type: Grant
    Filed: October 23, 2002
    Date of Patent: July 6, 2004
    Assignee: Metso Paper, Inc.
    Inventors: Pekka Linnonmaa, Antti Heikkinen, Markku Kyytsönen, Ville Vuorijärvi, Pekka Moisio