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:
Aug. 26, 2008
Filed:
Nov. 07, 2002
Rainer Blomqvist, Kotka, FI;
Harri Kostamo, Tavastila, FI;
Eino Laine, Kyminlinna, FI;
Kay Rokman, Karhula, FI;
Rainer Blomqvist, Kotka, FI;
Harri Kostamo, Tavastila, FI;
Eino Laine, Kyminlinna, FI;
Kay Rokman, Karhula, FI;
Ahlstrom Glassfibre Oy, Karhula, FI;
Abstract
The present invention relates to a method and apparatus for foam forming, wherein fibrous foam suspension is introduced from the head box () of a production machine to the web forming section thereof. At least one solid material is mixed into the foam in the head box (). The method and the apparatus of the invention are particularly suitable for manufacturing various web-like products of cellulose, glass fiber, aramide, sisal, or other corresponding fibre material.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile