The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Mar. 19, 2002
Filed:
May. 21, 1999
Markku Tapio Viitanen, Vallealoshi, FI;
Valmet-Raisio Oy, Raisio, FI;
Abstract
A method and apparatus for feeding a treating agent to an apparatus ( ) employed in the treating of a paper or board web for applying the treating agent to the surface of the web being treated. The treating agent is prepared and then supplied to the apparatus used for applying the treating agent, into the applicator chamber thereof, wherefrom the treating agent is further applied to a moving surface. The treating agent is first supplied into a feed chamber ( ) communicating with the applicator chamber, and the feed chamber ( ) is provided with a shunt line ( ) serving to remove the excess amount of the treating agent supplied to the feed chamber ( ) that is not adhered to the moving surface. A pressure measurement signal at a point ( ) representing the internal pressure of the feed chamber is obtained, and the feed pressure of the treating agent is adjusted to a value causing the internal pressure of the feed chamber to attain its desired set value.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile