D21D 1/22

Technology



back to "D21D 1/22" profile

More Results

Patent/Pub #TitleFiling DateIssue/Publication DatePatent Owner
9976253 Set for the mechanical processing, in particular grinding of suspended fibrous materialJun 24, 15May 22, 18Andritz Fiedler Gmbh
9267234 Blade element and refinerDec 24, 13Feb 23, 16VALMET TECHNOLOGIES, INC.
9222220 Refiner and blade elementJan 26, 12Dec 29, 15VALMET TECHNOLOGIES, INC.
9145641 Apparatus for disperser plate and method to refine paperNov 18, 13Sep 29, 15ANDRITZ INC.
9133579 Refiner and blade elementJan 26, 12Sep 15, 15VALMET TECHNOLOGIES, INC.
8945346 Method and an apparatus for producing nanocelluloseDec 30, 11Feb 03, 15UPM-KYMMENE CORPORATION
8769800 Process for making conical spare parts for refiners for the production of paperNov 21, 08Jul 08, 14Officine Airaghi S.R.L.