Patents by Inventor Lauri Kalliola

Lauri Kalliola 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 arrangement for web handling
    Patent number: 4642164
    Abstract: A method for the moistening of an endless web moving in a processing device, wherein the moistening substance is an evaporated fluid condensated on the web and said web is treated with a corresponding steam substance prior to this moistening. The method includes steps for supplying the evaporated fluid in a bag-like member formed by the web, the bag-like member being supported by an external member. The supply of the substance is carried out by means of a steamer appliance arranged transverse to the web. The method includes steps for adjusting the specific property of the steam substance in accordance to specific values measured from the web.
    Type: Grant
    Filed: February 4, 1985
    Date of Patent: February 10, 1987
    Assignee: Oy Wartsila Ab
    Inventors: Hannu Hanhikoski, Lauri Kalliola, Hannu Malkia