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:
Jul. 24, 2001
Filed:
Nov. 13, 1998
Harri Kuosa, Järvenp{umlaut over (aa)}, FI;
Markku Kyytsönen, Numminen, FI;
Juhani Partanen, Järvenp{umlaut over (aa)}, FI;
Kari Sipi, Espoo, FI;
Eero Suomi, Häeenlinna, FI;
Antti Heikkinen, Helsinki, FI;
Mikko Tani, Tuusula, FI;
Juha Lipponen, Palokka, FI;
Mika Tammenoja, Jyväkyl{overscore (a)}, FI;
Kari Juppi, Palokka, FI;
Valmet Corporation, Helsinki, FI;
Abstract
A method and apparatus for producing calendered paper by an on-line manufacturing system comprising at least a paper machine and a multi-nip calender. The method comprises following steps: removing water from a formed paper web by pressing, drying the pressed paper web by at least one dryer, calendering the dried web by the multi-nip calender, measuring a cross-machine moisture profile or a variable relative thereto, and altering the moisture of the web so that the moisture profile of the web in the cross-direction is even when the web enters the first nip of the calender.