| Patents for D21D 5 - Purification of the pulp suspension by mechanical means; Apparatus therefor (4,157) |
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| 04/10/2013 | CN202865676U Multilevel sieve for paper pulp |
| 04/10/2013 | CN103038402A Cellulose nanofilaments and method to produce same |
| 04/10/2013 | CN103031768A Improved equipment and method for separating heavyweight part during waste paper conversion |
| 04/10/2013 | CN103031767A Screen piece for treating fiber suspension |
| 04/10/2013 | CN103031766A Equipment and method for purifying and deflaking fiber suspension |
| 04/09/2013 | CA2690571C High yield and enhanced performance fiber |
| 04/04/2013 | WO2013045325A1 Operating method for a stock preparation zone |
| 04/04/2013 | WO2013044676A1 Screen for treating fiber suspension |
| 04/04/2013 | DE102011083709A1 Betriebsverfahren für eine Stoffaufbereitung A method of operating a stock preparation |
| 04/03/2013 | CN103015247A Up-flow pressure screen used for papermaking |
| 04/03/2013 | CN102191710B Improved intermittent type pressure pulp screening machine |
| 04/02/2013 | CA2444486C Screen cylinder and method |
| 03/20/2013 | EP2569482A1 Arrangement for degassing control |
| 03/20/2013 | EP2569468A1 Cellulose nanofilaments and method to produce same |
| 03/20/2013 | CN202809371U Pressure type screen rotor |
| 03/20/2013 | CN202809370U Swing water device of pressure screen |
| 03/20/2013 | CN102985611A 筛装置 Screening device |
| 03/20/2013 | CN101115567B Degassing centrifugal apparatus with sensor |
| 03/19/2013 | CA2571408C Screen assembly for a pulp digester |
| 03/14/2013 | WO2012080032A3 Hydrocyclone |
| 03/13/2013 | EP2568078A1 Pulper |
| 03/13/2013 | CN202786928U Pulp fiber separator |
| 03/13/2013 | CN202786927U Separator |
| 03/12/2013 | CA2494398C Grooved pyramid disperger plate |
| 03/07/2013 | WO2013029930A1 Screen |
| 03/07/2013 | DE102011082109A1 Grinding plant arrangement for grinding of aqueous suspended pulp fibers, has a screen which is arranged between the inlet of pulp fibers and a grinding gap formed between the relatively moving grinding surfaces in a closed housing |
| 03/07/2013 | DE102011081957A1 Sieb II Sieve II |
| 03/07/2013 | DE102011081951A1 Sieb I I sieve |
| 03/06/2013 | EP2564913A1 Disc filter |
| 03/06/2013 | CN202766907U Slag separator mouth of paper machine |
| 03/06/2013 | CN202766906U Papermaking pulping short fiber low thick drossing system |
| 03/06/2013 | CN202766905U Papermaking fine sieving system |
| 03/06/2013 | CN202766904U Papermaking coarse sieving system |
| 03/06/2013 | CN202766903U Pressure screen for paper pulp screening |
| 03/06/2013 | CN202766902U Papermaking pulping long fiber medium thick drossing system |
| 03/02/2013 | CA2785361A1 Disc filter |
| 02/27/2013 | CN202755249U Sizing agent river driving system and irony foreign matter eliminating device thereof |
| 02/21/2013 | WO2013023899A1 Screen |
| 02/21/2013 | DE102011080953A1 Sieb Sieve |
| 02/14/2013 | WO2012079917A3 Strainer |
| 02/13/2013 | CN202730531U Paper pulp slag separator |
| 02/13/2013 | CN202730530U Combined reverse-flow low-concentration slag separator |
| 02/13/2013 | CN202730529U Pressure screen for papermaking pulp |
| 02/13/2013 | CN202730528U Cylindrical screen |
| 02/13/2013 | CN202730527U Slag separator for high and medium-concentration paper pulp |
| 02/13/2013 | CN202730526U Light slag separator |
| 02/13/2013 | CN202730525U Impurity separator |
| 02/13/2013 | CN202730524U Non-pulping continuous cleaning device for purified cotton pulp |
| 02/13/2013 | CN102926258A Method for producing insulation paper from wastepaper |
| 01/31/2013 | DE102012011776A1 Pulper mit einer Welle und Verfahren zur Behandlung von Verbundmaterialien Pulper with a shaft and methods for the treatment of composite materials |
| 01/24/2013 | WO2013010755A1 Pressure screen |
| 01/23/2013 | EP2547825A1 Arrangement and method for separating harmful material in a pulp production process |
| 01/23/2013 | EP2547824A1 Pressure filter |
| 01/23/2013 | CN202688760U Light-impurity residue-removing machine |
| 01/18/2013 | DE202012010884U1 Siebtrommel Screening drum |
| 01/17/2013 | DE102011079230A1 Drucksortierer Pressure screens |
| 01/16/2013 | CN202671956U Impurity discharge device for pressure screen rotor |
| 01/16/2013 | CN202671955U Special filtering fabric |
| 01/16/2013 | CN102191727B Preparation process of environmental protection liner paper |
| 01/10/2013 | WO2013004506A1 Indicator rod |
| 01/10/2013 | DE102011078724A1 Thermisch unfixiertes Flächengebilde für ein Spiralsieb und Verfahren zum Herstellen eines Spiralsiebes Thermally unfixed sheet material for a spiral fabric and method for manufacturing a spiral sieve |
| 01/09/2013 | CN102869833A Arrangement for degassing control |
| 01/03/2013 | US20130001151 Pressure filter |
| 01/02/2013 | CN202644285U Novel plane pressure screen |
| 01/02/2013 | CN202644284U Heavy slag separator tailings fiber recovery device |
| 12/26/2012 | CN101734600B Method for conveying medium-concentration stuff and medium-concentration stuff pump system device for implementing same |
| 12/20/2012 | US20120318721 Grooved screen used in a tramp material separator |
| 12/19/2012 | CN202610641U Sand separating device for paper pulp of rice paper |
| 12/19/2012 | CN202610640U Mechanical seal device used on pressure screen |
| 12/12/2012 | EP2531644A2 Method of controlling filtrate flows and storing of filtrates of a fibre line in a pulp mill |
| 12/05/2012 | CN202577030U Automatic proportioning system in pulp molding |
| 12/05/2012 | CN202577029U Slag separator for waste paper pulp |
| 12/05/2012 | CN202577028U Waste paper pulp impurity separating device |
| 12/05/2012 | CN202577027U Waste paper pulp sieving and recovering device |
| 12/05/2012 | CN202577026U Detachable device for discharging heavy impurities of pulp |
| 12/05/2012 | CN202577025U Device for separating waste paper from fiber impurities |
| 12/05/2012 | CN102812179A Arrangement and method for separating harmful material in a pulp production process |
| 11/29/2012 | WO2012159876A1 Fibre sorting system |
| 11/29/2012 | WO2012159845A1 Degassing apparatus |
| 11/29/2012 | DE102011076518A1 Fasersortierung Fiber sorting |
| 11/29/2012 | DE102011076257A1 Entgasungsvorrichtung Degassing |
| 11/28/2012 | CN202559177U Inorganic fiber pulping, dewatering and deslagging device |
| 11/27/2012 | CA2522556C Rotary drum vacuum filter |
| 11/22/2012 | DE10047431B4 Druckfilter mit Vibrationsantrieb Pressure filter with vibration drive |
| 11/21/2012 | CN102226318B Straw devillicating and fibrillating machine |
| 11/21/2012 | CN101225618B Pulp concentration adjusting method and device for used paper recycling apparatus |
| 11/15/2012 | WO2012022528A3 Method for filtering suspensions |
| 11/14/2012 | CN102782213A Method and screening device for screening a fiber suspension |
| 11/08/2012 | WO2012150901A1 Flow deflecting member for hydrocyclone |
| 11/08/2012 | WO2012097202A3 Screen basket optimized for removal of stickies from adhesives-contaminated recyclable fiber |
| 11/08/2012 | CA2836184A1 Flow deflecting member for hydrocyclone |
| 11/07/2012 | EP2519690A1 A unit and method for deaeration of drainage water |
| 11/07/2012 | CN202519520U Degassing device of paper stock |
| 11/07/2012 | CN202519519U Novel screen cylinder with replaceable spoke components |
| 11/07/2012 | CN202519518U Waste pulp recycling device |
| 11/01/2012 | WO2012119998A3 Wire device |
| 10/31/2012 | EP2516734A1 Unit, arrangement and method for screening of cellulose pulp |
| 10/31/2012 | EP2516733A1 Method and screening device for screening a fiber suspension |
| 10/31/2012 | DE202009018615U1 Sichter zum Reinigen einer Faserstoffsuspension Separator for cleaning a pulp suspension |
| 10/31/2012 | CN202509324U Desanding device in paper making process |