Method of forming a fibrous product

The present invention relates to a method of forming a molded fibrous product, comprising the steps of foaming an aqueous suspension of natural fibers, optionally in combination with synthetic fibers, to provide a first fibrous foam, a surfactant may be added to aid the foaming, feeding the fibrous foam into a mold, mechanically withdrawing a part of the water contained in the foam to produce a solidified, moist fibrous composition, and evaporating water from the solidified, moist fibrous composition to produce a dry fibrous product.Patent family as of 9.11.2021CN105829414 A 20160803 CN201480060826 20140915 EP3044253 A1 20160720 EP20140843435 20140915 EP3044253 A4 20170315 EP20140843435 20140915 FI126194 B 20160815 FI20130005922 20130913 FI20135922 A 20150314 FI20130005922 20130913 US10259151 BB 20190416 US20140021708 20140915 US2016221233 AA 20160804 US20140021708 20140915 WO15036659 A1 20150319 WO2014FI50704 2014091Link to current patent family on right