Patents by Inventor Jukka Huhtiniemi

Jukka Huhtiniemi 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 of manufacturing press felt, and press felt
    Patent number: 6425985
    Abstract: The invention relates to a method of manufacturing a press felt, according to which method a press felt is manufactured which has a good initial density by means a water soluble material, such as polymer, preferably polyvinyl alcohol (PVAL), applied to the texture of the press felt. Furthermore, the invention relates to a press felt comprising a body (2) and a crill layer (1) arranged thereto. Furthermore, the press felt comprises a portion of a water soluble material, such as water soluble polymer, arranged to dissolve from the texture after the initial density obtained by means of it is no longer needed.
    Type: Grant
    Filed: December 8, 2000
    Date of Patent: July 30, 2002
    Assignee: Tamfelt OYJ ABP
    Inventors: Satu Hagfors, Jukka Huhtiniemi