Method and apparatus for foam forming
Method and arrangement for producing a foam-formed fibre or pape
Method for forming wet-laid non-woven webs
Method for manufacture of a non-woven fibrous web
Method for manufacture of lightweight frothed mineral wool panel
Method for manufacturing a sheet of paper or non-woven in a foam
Method of making a low density frothed mineral wool
Method of producing a nonwoven material and nonwoven material pr
Method of producing non-woven fibrous material
Methods for forming a fluted composite
Multi-layer papers and tissues