D21B 1/34

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Patent/Pub #TitleFiling DateIssue/Publication DatePatent Owner
9856607 Cellulose nanofilaments and method to produce sameMay 11, 11Jan 02, 18FPINNOVATIONS
9551108 Dispersion machine for removing impurities from fiberAug 29, 13Jan 24, 17Not available
9492801 Method and apparatus for mixing a first fluid with a second fluid in a mixing chamber connected to a turbine chamberJan 08, 09Nov 15, 16SULZER MANAGEMENT AG
9468893 Mixing unit for use in a mixing apparatus and a mixing apparatusDec 06, 12Oct 18, 16VALMET AB
9365972 Highly absorbent and retentive fiber materialDec 05, 14Jun 14, 16SUSTAINABLE HEALTH ENTERPRISES (SHE)
8999113 Treatment, such as cutting, soaking and/or washing, of organic materialMay 15, 14Apr 07, 15BIOGASOL APS
8991733 PulperApr 13, 12Mar 31, 15VOITH PATENT GMBH
8986499 Process for recycling waste paper, product obtained therefrom and its usesMay 16, 11Mar 24, 15UNIVERSITAT POLITECNICA DE CATALUNYA
8871061 Method and apparatus for in-feeding of matter to a process reactorJan 12, 10Oct 28, 14BIOGASOL APS
8833681 Method and apparatus for defibrillating cellulose fibersJun 23, 10Sep 16, 14BASF SE
8771472 Treatment, such as cutting, soaking and/or washing, of organic materialJan 13, 10Jul 08, 14BIOGASOL APS
8721841 Pulper treating fiber massMay 19, 10May 13, 14Tampulping Oy
8262849 Apparatus and method for manufacturing fibre mass suspensionSep 11, 08Sep 11, 12VALMET TECHNOLOGIES, INC.
7713381 TMP refining of destructured chipsFeb 07, 07May 11, 10ANDRITZ INC.
6290811 Method for recycling of old corrugated container using flotation and kneading treatmentJun 25, 99Sep 18, 01KOREA RESEARCH INSTITUTE OF CHEMICAL TECHNOLOGY
6086714 Process for adjusting the alkalinity of pulp slurry in a broke pulper using carbon dioxideOct 24, 97Jul 11, 00PRAXAIR TECHNOLOGY, INC.
5466334 Method and apparatus for mixing a treatment agent with a pulp suspensionFeb 28, 94Nov 14, 95SUNDS DEFIBRATOR INDUSTRIES AKTIEBOLAG
5271805 Method and apparatus for waste paper treatmentMar 20, 92Dec 21, 93STOCKEL FAMILY LIMITED PARTNERSHIP, THE, STOCKEL, IVAR H.,
5085735 Method of refining cellulosic fibrous material with successive expansions before impacts, and expansions, to achieve increased fiber flexibilityAug 23, 90Feb 04, 92KVAERNER PULPING TECHNOLOGIES AB
4431482 Dispersion apparatus for the preparation of waste paperNov 02, 81Feb 14, 84Escher W GmbH

Showing 1 to 20 of 21 results