Patents Assigned to BTG Pulp and Paper Technology Aktiebolag
  • Method and device relating to coating a running web
    Patent number: 6855373
    Abstract: When a running web (3) is coated with a liquid coating mixture, at least one side of the web is provided with a coating (40, 40?) of coating mixture. Existing excess (33) of coating mixture in or adjacent to the regions of the edge portions of the web is removed by being blown off downstreams of where the coating operation is performed.
    Type: Grant
    Filed: December 4, 2000
    Date of Patent: February 15, 2005
    Assignee: BTG Pulp and Paper Technology Aktiebolag
    Inventor: Håkan Karlsson