ANDRITZ AG

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
D21F PAPER-MAKING MACHINES; METHODS OF PRODUCING PAPER THEREON1415
 
  
 
B30B PRESSES IN GENERAL; PRESSES NOT OTHERWISE PROVIDED FOR 913
 
  
 
B65H HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES574
 
  
 
D21C PRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE- CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR424
 
  
 
F26B DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM 426
 
  
 
B01D SEPARATION 3131
 
  
 
B01J CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS, COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS 3106
 
  
 
B03B SEPARATING SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS 36
 
  
 
B04C APPARATUS USING FREE VORTEX FLOW, e.g. CYCLONES 211
 
  
 
B08B CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL 256

Top Patents (by citation)

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Recent Publications

Publication # Title Filing Date Pub Date Intl Class
2017/0259,276 METHOD FOR PROCESSING OF ELECTRICAL AND ELECTRONIC COMPONENTS TO RECOVER VALUABLE MATERIALSNov 19, 15Sep 14, 17[B03C, B02C, B03B, H05K]
2017/0096,775 PROCESS FOR PRODUCTION OF A FIBROUS PULP WEBOct 03, 16Apr 06, 17[D21F]
2017/0044,034 Method and Device for Dewatering Sludge on a ScreenApr 13, 15Feb 16, 17[C02F]
2016/0347,016 DEVICE FOR COMPACTING PULP FLOCKSMay 27, 16Dec 01, 16[B30B, D21D]
2016/0347,017 DEVICE FOR COMPACTING STACKED SHEETS OR PULP SLABSMay 27, 16Dec 01, 16[B30B, D21D]
2014/0138,865 Method of Controlling a Pellet MillApr 27, 12May 22, 14[B29C]

Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9884325 Hydrocyclone with fine material depletion in the cyclone underflowAug 08, 16Feb 06, 18[B04C, B03B]
9856603 Process for production of a fibrous pulp webOct 03, 16Jan 02, 18[D21F]
9833732 Filter for continuous filtration of a suspension under pressureOct 08, 14Dec 05, 17[B01D]
9784275 Centrifugal pumpSep 23, 11Oct 10, 17[F04D]
9616605 Pellet mill with an improved feed system and a method of forming pelleted materialApr 27, 12Apr 11, 17[B29C, B29B, B30B]
9506692 Device and method for drying fibrous materialOct 13, 11Nov 29, 16[F26B, D21F]
9452498 Process for manufacturing a Yankee cylinderMar 19, 12Sep 27, 16[B23K, D21F]
9403243 Process for manufacturing a yankee cylinderMar 19, 12Aug 02, 16[B23K, D21F]
9394091 Method for fastening wrapping sheets in pulp-bale packaging, and fastening elementJul 20, 11Jul 19, 16[B65D, B65B]
9199754 Storage device for binding wire of a cording machineJul 24, 09Dec 01, 15[B65H, B65B]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2015/0040,761 HYDROCYCLONE WITH FINE MATERIAL REDUCTION IN THE CYCLONE UNDERFLOWAbandonedFeb 08, 13Feb 12, 15[B04C, B01D]
8608176 Sealing arrangementExpiredMar 30, 07Dec 17, 13[F16J]
2013/0033,007 High Temperature SealAbandonedAug 03, 12Feb 07, 13[F16J]
2012/0125,555 Device For Producing A Fibrous WebAbandonedJun 23, 10May 24, 12[D21G, D21F]
2012/0055,644 APPARATUS AND METHOD FOR TREATING A FIBROUS MATERIAL WEB IN A LONG NIP PRESS UNITAbandonedApr 09, 10Mar 08, 12[D21F]
2011/0035,958 DEVICE AND PROCESS FOR DRYING MOVING WEBS OF MATERIALAbandonedMar 13, 09Feb 17, 11[F26B]
2009/0308,555 Device and process for transferring a material webAbandonedJun 15, 09Dec 17, 09[D21G, D21F]
2009/0308,554 Device and process for transferring a material webAbandonedJun 15, 09Dec 17, 09[D21G, D21F]
2009/0308,556 Device and process for transferring a material webAbandonedJun 15, 09Dec 17, 09[D21G, D21F]
2009/0139,673 Sheet formation process and wet end to produce a pulp webAbandonedNov 17, 08Jun 04, 09[D21H]
7540938 Method and system for energy savings in TMP by high temperature LC/MC refining of pulpExpiredJun 02, 06Jun 02, 09[D21C]
7520961 Process and device for blending fluid flowsExpiredMay 13, 05Apr 21, 09[D21F]
7384512 Device for stabilizing a paper webExpiredDec 30, 04Jun 10, 08[]
7363725 Device for drying paper webs, especially tissue paper websExpiredMar 19, 03Apr 29, 08[F26B]
7322078 Drive device for a transverse drawing system for films of synthetic materialExpiredMay 27, 04Jan 29, 08[D06C]
7296682 Process for controlling operation of a flotation cellExpiredMar 09, 04Nov 20, 07[B03D]
7296684 Screen for cleaning a fiber suspensionExpiredMar 24, 04Nov 20, 07[B07B]
2007/0029,424 Plate or plate segment and device with such plates or plate segmentsAbandonedAug 03, 06Feb 08, 07[B02C]
7163622 FilterExpiredJun 25, 01Jan 16, 07[B01D]
7125491 Screen and process for manufacturing a screen of this kindExpiredApr 09, 04Oct 24, 06[B07B]

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